WO2004036599A1 - 含フッ素エーテル鎖を含む含フッ素ポリマーからなる固体電解質 - Google Patents
含フッ素エーテル鎖を含む含フッ素ポリマーからなる固体電解質 Download PDFInfo
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- WO2004036599A1 WO2004036599A1 PCT/JP2003/012631 JP0312631W WO2004036599A1 WO 2004036599 A1 WO2004036599 A1 WO 2004036599A1 JP 0312631 W JP0312631 W JP 0312631W WO 2004036599 A1 WO2004036599 A1 WO 2004036599A1
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- fluorine
- polymer
- solid electrolyte
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- HKJYVRJHDIPMQB-UHFFFAOYSA-N propan-1-olate;titanium(4+) Chemical compound CCCO[Ti](OCCC)(OCCC)OCCC HKJYVRJHDIPMQB-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- AOHJOMMDDJHIJH-UHFFFAOYSA-N propylenediamine Chemical compound CC(N)CN AOHJOMMDDJHIJH-UHFFFAOYSA-N 0.000 description 1
- 238000013138 pruning Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 150000003222 pyridines Chemical class 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 150000005839 radical cations Chemical class 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910001415 sodium ion Inorganic materials 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- PNGLEYLFMHGIQO-UHFFFAOYSA-M sodium;3-(n-ethyl-3-methoxyanilino)-2-hydroxypropane-1-sulfonate;dihydrate Chemical compound O.O.[Na+].[O-]S(=O)(=O)CC(O)CN(CC)C1=CC=CC(OC)=C1 PNGLEYLFMHGIQO-UHFFFAOYSA-M 0.000 description 1
- 239000011973 solid acid Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- 150000003456 sulfonamides Chemical class 0.000 description 1
- 150000003460 sulfonic acids Chemical class 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- 150000003609 titanium compounds Chemical class 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000011426 transformation method Methods 0.000 description 1
- 125000005208 trialkylammonium group Chemical group 0.000 description 1
- 229940029284 trichlorofluoromethane Drugs 0.000 description 1
- CPUDPFPXCZDNGI-UHFFFAOYSA-N triethoxy(methyl)silane Chemical compound CCO[Si](C)(OCC)OCC CPUDPFPXCZDNGI-UHFFFAOYSA-N 0.000 description 1
- BPSIOYPQMFLKFR-UHFFFAOYSA-N trimethoxy-[3-(oxiran-2-ylmethoxy)propyl]silane Chemical compound CO[Si](OC)(OC)CCCOCC1CO1 BPSIOYPQMFLKFR-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/15—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect
- G02F1/1506—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect caused by electrodeposition, e.g. electrolytic deposition of an inorganic material on or close to an electrode
- G02F1/1508—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on an electrochromic effect caused by electrodeposition, e.g. electrolytic deposition of an inorganic material on or close to an electrode using a solid electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
- H01B1/12—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances organic substances
- H01B1/122—Ionic conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/54—Electrolytes
- H01G11/56—Solid electrolytes, e.g. gels; Additives therein
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/022—Electrolytes; Absorbents
- H01G9/025—Solid electrolytes
- H01G9/028—Organic semiconducting electrolytes, e.g. TCNQ
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
- H01M8/0289—Means for holding the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1025—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having only carbon and oxygen, e.g. polyethers, sulfonated polyetheretherketones [S-PEEK], sulfonated polysaccharides, sulfonated celluloses or sulfonated polyesters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1039—Polymeric electrolyte materials halogenated, e.g. sulfonated polyvinylidene fluorides
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1044—Mixtures of polymers, of which at least one is ionically conductive
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1041—Polymer electrolyte composites, mixtures or blends
- H01M8/1046—Mixtures of at least one polymer and at least one additive
- H01M8/1048—Ion-conducting additives, e.g. ion-conducting particles, heteropolyacids, metal phosphate or polybenzimidazole with phosphoric acid
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/1016—Fuel cells with solid electrolytes characterised by the electrolyte material
- H01M8/1018—Polymeric electrolyte materials
- H01M8/1069—Polymeric electrolyte materials characterised by the manufacturing processes
- H01M8/1072—Polymeric electrolyte materials characterised by the manufacturing processes by chemical reactions, e.g. insitu polymerisation or insitu crosslinking
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/022—Electrolytes; Absorbents
- H01G9/025—Solid electrolytes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/13—Energy storage using capacitors
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a fluorine-containing polymer comprising an amorphous fluorine-containing polymer polymer containing a structural unit derived from a specific fluorine-containing ether in the main chain and Z or side chain, an electrolyte compound, and, if necessary, a solvent.
- the present invention relates to a polymer solid electrolyte.
- Such a fluorinated polymer solid electrolyte is useful as an electrolyte for electrochemical devices, particularly various batteries, capacitors, solid-state display elements, and sensors.
- the inorganic material 8 is A l 2 ⁇ 3 ceramics such as is typical, for these ceramics show only ionic conductivity at 3 0 0 ° C over a high temperature, operation at room temperature Its application is limited, for example, it cannot be applied to batteries on the premise of In addition, ceramics are extremely fragile, have drawbacks such as breakage during device assembly and use, and are difficult to mold, making them impractical. On the other hand, organic polymer substances are generally excellent in processability and formability, and the resulting solid electrolyte has flexibility and bendability, which increases the degree of freedom in device design. Development is expected.
- a typical organic solid ion conductive polymer is polyethylene oxide (PE II) / inorganic salt composite, but if it does not contain an electrolytic solution, its ionic conductivity is low and it is not practical. .
- PE II polyethylene oxide
- PEO polypropylene oxide
- PEO derivatives having an oligoethylene oxide chain in the side chain have been studied, but the ionic conductivity is still insufficient (for example, Japanese Patent Application No. Hei 8-1-1334949).
- Japanese Patent Application, Japanese Patent Application No. 8-173435, Japanese Patent Application No. 8-183 186, etc. Japanese Patent Application, Japanese Patent Application No. 8-173435, Japanese Patent Application No. 8-183 186, etc.
- a polymer having an anionic functional group such as —so 3 — or —C—— at the side chain terminal has been studied so far.
- These fluoropolymers act as a polymer anion and act as a single ion conductor that conducts only cations, so their applications are limited, and they are mainly studied in fuel cell electrolytes and ion exchange membrane applications. to have (for example, in US Pat. No. 3, 2 8 2, 8 7 5 Pat, journal O drive. power source (j o urna i 0 f power S ources), No. 29, p. 399 (1990) , Journal of electochemical Society, No. 135, p. 2209 (1988), etc.).
- Examples of the ion-conducting material using a fluorine-containing polymer substance having a non-ionic functional group include polyvinylidene fluoride Z electrolyte and polyvinylidene fluoride-hexafluoroprobene copolymer Z electrolyte.
- the complex is Lichu Have been widely studied as gel electrolytes for battery cells (eg, Polymer Bulletin, Vol. 7, p. 71-275 (1982); US Pat. No. 5,296, 318). No. statement etc.).
- a polymer battery made of polyvinylidene fluoride Z electrolyte is electrochemically stable and contains fluorine atoms, which makes the polymer itself difficult to burn.However, the drawback is that when the temperature is increased, the electrolyte oozes out of the polymer.
- a vinylidene fluoride-hexafluoroprobene copolymer is used for the purpose of improving the retention of the electrolyte, but it cannot be used as a solid electrolyte because the polymer itself has no ion conductivity, and it is also used as a gel electrolyte.
- the electrolyte In order to obtain sufficient ion conductivity, the electrolyte must be contained in a large amount.As a result, damage to equipment due to liquid leakage, safety issues such as ignition, and Problems remain, such as the scattering of air and the need for advanced sealing technology.
- PPO derivatives in which the methyl group of PPO has been converted to trifluoromethyl have been mainly studied as electrolytes for lithium batteries (for example, Japanese Patent Application No. 6-107364, Japanese Patent Application Laid-Open No. 8-21717) 872, JP-A-8-222720, JP-A-9-148832, etc.).
- the electrolyte is not included, the ionic conductivity is low, the oxidation resistance and heat resistance are not sufficient, the mechanical strength is low, etc. It has the disadvantage of being unstable.
- a solid electrolyte comprising an amorphous fluorine-containing polymer compound and an electrolyte compound having a structural unit derived from a specific fluorine-containing ether in a main chain and / or a side chain
- a solid electrolyte comprising a solvent has excellent ionic conductivity, high oxidation resistance, is electrochemically and thermally stable, and has sufficient strength.
- the first of the present invention is:
- (d 1) is one (OCF 2 CF 2 CF 2 )
- (d 2) is one (OCFX'CF ⁇ — or one (OCFsCFX 1 ) —
- (d4) is — (OCH 2 CF 2 CF 2 ) — or one (OCF 2 CF 2 CH 2 ) —; nl, n2, n3, and n4 are the same or different and are integers of 0 or 1 or more, and nl + n2 + n3 + n4 is an integer of 5 ⁇ 200; X 1, X 2 are amorphous having a structural unit represented by the same kettle other different F or CF 3) in the main chain Contact and Z or the side chain of the polymer per molecule Fluorinated polymer, and
- Hints, AC ionic conductivity was measured by complex impedance method relates fluorine-containing polymer solid electrolyte 1 0 is an 1G ⁇ 10 1 SZcm at 25 ° C.
- Hints relates fluorine-containing polymer solid electrolyte ion conductivity was measured is 1 0 one 1Q to 1 0 1 S / cm at 2 5 ° C by an alternating current complex impedance method.
- the amorphous fluorine-containing polymer (A) is roughly classified into a polymer having a structural unit D derived from a fluorine-containing ether in a main chain and a polymer having a structural unit D in a side chain, and a polymer having a structural unit D in a main chain and a side chain. There is.
- the third aspect of the present invention relates to an electrochemical device using the above-mentioned fluoropolymer solid electrolyte, particularly various batteries, capacitors, solid-state display elements, various sensors, and the like.
- the feature of the solid electrolyte of the present invention is that the fluoropolymer (A)
- the number of chains is less than 5, the excellent ion conductivity and thermal / electrical stability obtained by introducing the structural unit D become insufficient. If it exceeds 200, workability during the preparation of the solid electrolyte of the present invention is deteriorated, and the miscibility with the electrolyte compound and the solvent is deteriorated, which is not preferable.
- the type and combination of the units (dl) to (d4) contained in the chain are not particularly limited, and may be a single unit chain or a combination of two or more units. Preferable examples include, for example, units (dl) and (d 2), but are not limited thereto.
- the preferred content of the structural unit D is at least 10% by weight of the polymer (A), preferably at least 50% by weight. If the content is less than 10% by weight, the above excellent properties become insufficient.
- the amorphous fluorine-containing polymer (A) includes a polymer having the structural unit D in the polymer main chain, a polymer having the structural unit D in the side chain, and a polymer having the structural unit D in both.
- Equation (1) As the amorphous fluorine-containing polymer (A) having the structural unit D in the polymer main chain, those represented by the following formulas (1) to (3) are preferred. Equation (1):
- D is the above structural unit D, A is a divalent organic group having 1 to 50 carbon atoms, 116 is an integer of 0 or 1 to 20), and a fluorinated polyether-type polymer chain segment containing Ml, M 2 are the same or different, and include a hydrocarbon group having 1 to 50 carbon atoms which may contain an ether bond or a fluorine-containing alkyl group having 1 to 50 carbon atoms).
- D is the above structural unit D, A is a divalent organic group having 1 to 50 carbon atoms, n6 is an integer of 0 or 1 to 20), and a fluorine-containing polyether-type polymer chain segment containing: M3, M 4 is the same or different and is a hydrocarbon group having 1 to 50 carbon atoms which may contain an ether bond or a fluorinated alkyl group having 1 to 50 carbon atoms, and at least one of M 3 and M 4 has a functional group
- D is the above-mentioned structural unit D, A is a divalent organic group having 1 to 50 carbon atoms, n6 is an integer of 0 or 1 to 20), and a fluorine-containing polyether-type polymer single-chain segment containing: M 6 is the same or different and is a hydrocarbon group having 1 to 50 carbon atoms which may contain an ether bond or a fluorinated alkyl group having 1 to 50 carbon atoms, and at least one of M 5 and M 6 is a crosslinkable functional group. (Having a group).
- the molecular weight of the amorphous fluorine-containing polymer (A) represented by the formulas (1) to (3) is 500 to 700,000 in number average molecular weight, preferably 500 to 400,000, and more preferably 5 to 500,000. Above 20,000 and below 400,000, and even above 10,000 and below 200,000.
- the structural unit M (fluorinated polyester type polymer chain segment) in these fluorinated polymers (A) can be formed by various methods.
- the ring-opening reaction of hexafluoropropylene oxide gives a unit (d2) of 1 ( ⁇ CF (CF 3 ) CF 2 ) —, which is tetrafluorooxetane (TFO) the ring opening reaction - ( ⁇ _CH 2 CF 2 CF 2) one of the unit (d4) are obtained one by reaction with tetrafluoropropoxy O b ethylene (T FE) with oxygen ( ⁇ _CF 2 CF 2) - that unit (d 2) and one ( ⁇ _CF 2) - and when was the unit (d3) is obtained.
- TFO tetrafluorooxetane
- the fluorination reaction and the unit (d4) - (OCH 2 CH 2 CH 2) - one by the fluorination reaction (OCF 2 CF 2 CF 2) - units (d 1) is obtained that.
- the above-described ring opening reaction is performed by an anion polymerization reaction, and the reaction between TFE and oxygen is performed by a photoreaction.
- HFP H and TF0 may be copolymerized by an anionic ring opening reaction.
- A is preferably a block polymer obtained by reacting a compound described below corresponding to A with the polyether compound obtained above.
- Preferred examples of A include, for example, glycidyl derivatives, oxetane derivatives, and bifunctional alcohols and bifunctional amine compounds that can react at the terminal of the structural unit D and act as a polymer chain extender.
- Structural units derived from bifunctional alcohols and amines such as -HN-R-NH- (R is a divalent hydrocarbon group having 1 to 50 carbon atoms and which may contain an ether bond).
- One having an ether chain repeating unit of (OCH (CH 3 ) CH 2 )- is desirable because of its high ion conductivity. If R has a bulky group such as a monocyclic ring, an aromatic ring, or a heterocyclic ring, the strength is high. It is desirable in that it improves.
- the number of carbon atoms is preferably 1 to 30. Above 30 there is a decrease in ionic conductivity.
- the synthesis of the terminal groups Ml to M6 in the formulas (1) to (3) can also be easily carried out using a known reaction (hereinafter, the terminal synthesis is represented by Ml and M2 as representatives). explain) .
- Ml and M2 are the same or different and each have a carbon number of 1 or more and 50 or less, preferably a hydrocarbon group of 1 or more and 20 or less and having an ether bond or a carbon number of 1 or more and 50 or less, preferably a carbon number 1 to 20 fluorine-containing alkyl groups.
- Ml and M2 can be specifically expressed by the following equation (20).
- Y 1 is CF 3 , CH 3 or HCF 2 , R 2 Q is carbon number;! ⁇ 49 ether Y 2 is a divalent hydrocarbon group which may contain a bond
- n7, n8 are the same or different, 0 or 1)
- R 2Q preferred is a fluorinated alkyl group having 1 to 20 carbon atoms. More specifically, the following structural units can be exemplified.
- HCF 2 one (CF 2 CF CH 2 -
- one end of the ring-opening reaction of hexafluoropropylene oxide (HFPO) with KF (potassium fluoride) becomes CF 3 CF 2 — and RO—
- HFPO hexafluoropropylene oxide
- KF potassium fluoride
- the reaction end of M is equilibrium between CF 2 CF 2 O— and CF 2 COF in a solution in the presence of Fion. State. Therefore, it reacts promptly with alkyl halides to give Ml and M2 terminals. It is also possible to terminate the terminal to one CF 3 by fluorination after the ring opening reaction.
- Equation (8) (R 2 is a monovalent alkyl group, an alkenyl group, a cycloalkyl group, an aryl group, an aralkyl group, a tetrahydranyl viranyl group or a derivative thereof which may contain an ether bond having 1 to 30 carbon atoms, and a fluorine atom
- R 2 is a monovalent alkyl group, an alkenyl group, a cycloalkyl group, an aryl group, an aralkyl group, a tetrahydranyl viranyl group or a derivative thereof which may contain an ether bond having 1 to 30 carbon atoms, and a fluorine atom
- R 2 is a monovalent alkyl group, an alkenyl group, a cycloalkyl group, an aryl group, an aralkyl group, a tetrahydranyl viranyl group or a derivative thereof which may contain an ether bond having 1 to 30
- the glycidyl ether derivative of the formula (8) gives the terminal of the hydrocarbon-based polyether.
- Particularly desirable R 2 are a methyl group, an ethyl group, a propyl group, an isopropyl group, a pentyl group, a hexyl group, a cyclohexyl group and an aryl group, each of which may contain fluorine. These are desirable from the viewpoint of ion conductivity, and cyclohexyl and aryl groups are desirable from the viewpoint of improving strength.
- Ml and M2 in the formula (1) are terminal groups having no functional group (including a crosslinkable functional group). At least one of M 3 and M 4 in the formula (2) contains a functional group, but can be easily introduced into the terminal of the structural unit M by the above method.
- the fluoropolymer (A) itself does not contain an ionic functional group (the polymer of the formula (1)). 1) It is desirable to have a structure. It may contain an ionic functional group, but when the number of ionic functional groups increases, it becomes a polymer anion, which may adversely affect ion conductivity.
- Nonionic functional groups are functional groups that do not cause ionic dissociation. In other words, it is a functional group that has no structure such as 10_M +.
- the dielectric constant of the fluorine-containing polymer can be increased to promote ionic dissociation, thereby improving ionic conductivity.
- the nonionic functional group having such an effect include a hydroxyl group, a carbonamide, a sulfonamide, a phosphoramide, a carboximide, a sulfonimide, a phosphorimide, and a carbonate. Nitro group, nitrile group, amines, hydroxylamines, amidines, hydrazines, oximes, olebamates, ureas, imines, amine oxides and the like.
- acidic electrolyte salts particularly used as fuel cell electrolytes 7-acid groups, carboxylic amides, sulfonic amides, phosphoric amides, carboxylic imides, sulfonic imides , Phosphoric imides, amines, hydroxylamines, amidines, hydrazines, oximes, olebamates, ureas, imines, and amine oxides, which enhance the dissociation of electrolyte salts and ion conduction It is preferable to improve the properties.
- R 2 1 is contain an ether bond C1-5 0 is also be a monovalent hydrocarbon group, and either one at the end comprising the non-ionic functional groups, or one ⁇ Groups, -NH 2 group, - N0 2 group, - S_ ⁇ 3 H group; Y 4 is
- the terminal M3 or M4 having these functional groups can be introduced in the same manner as in the introduction method of Ml and M2 described above.
- reactive end of M as described above F- in solution in the presence of ions becomes equilibrium one CF 2 CF 2 ⁇ - As an CF 2 COF, main evening Nord or By reacting with acetic acid sulfide, an ester which is a functional group can be introduced into the terminal.
- an ester group can be introduced into the terminal by isolating the terminal with acid fluoride and then adding an appropriate polyfunctional compound such as H ⁇ —R—C ⁇ OMe.
- an appropriate polyfunctional compound such as H ⁇ —R—C ⁇ OMe.
- a glycidyl ether derivative represented by the formula (8) having a functional group is used, a functional group can be introduced.
- M1, M2 or M3, and M4 terminals are appropriately selected, or the electrolyte compound (B) is selected from an appropriate type, By choosing by volume, a certain strength can be achieved.
- cross-linking is effective to further increase the strength.
- Examples of the functional group that can serve as a crosslinking site include a hydroxyl group, a carboxylic acid, a sulfonic acid, a phosphoric acid, a carboxylic acid ester, a sulfonic acid ester, a phosphoric acid ester, a carboxylic acid amide, a sulfonic acid amide, and a phosphorus compound.
- Acid amides carboxylic imides, sulfonic imides, phosphoric imides, carbonates, glycidyl groups, epoxy groups, oxetane groups, alkoxysilyl groups, nitrile groups, amino groups, acid chloride groups, acids
- Examples include a fluoride group, a vinyl group, an aryl group, a methacryloyl group, an ⁇ -fluoroacryloyl group, and an acryloyl group.
- glycidyl group, epoxy group, oxetane group, alkoxysilyl group, vinyl group, aryl group, methacryloyl group, ⁇ -fluoroacryloyl group, and acryloyl group react with each other by radical cation.
- other groups react with other functional groups and crosslink.
- a hydroxyl group selected from the group consisting of a hydroxyl group, a carboxylic acid, a sulfonic acid, an epoxy group, an oxetane group, an alkoxysilyl group, a nitrile group, an amino group, a methacryloyl group, a monofluoroacryloyl group and an acryloyl group At least one is preferred.
- R 22 is a monovalent hydrocarbon group having 1 to 50 carbon atoms which may contain an ether bond and having a crosslinkable functional group, or — — group, — ⁇ 2 group, — ⁇ 0 2 group, one S_ ⁇ 3 H group; is Upsilon 5,
- CH 2 CHC ⁇ 0— CH 2 —CF 2- ,
- nonionic functional group-containing structural unit exemplified for R 21 can also be exemplified as a structural unit having a crosslinkable functional group for R 22 .
- the terminal M5 or M6 having these crosslinkable functional groups can be introduced in the same manner as in the introduction method of M1 and M2 described above.
- a fluorine-containing polymer having vinyl, aryl, acryloyl, and methacryloyl introduced into M6 units as a crosslinkable functional group can be obtained.
- R 8 is a substituent containing an ethylenic unsaturated group which may contain an ether bond having 1 to 30 carbon atoms).
- Specific examples of the compound represented by the formula (9) and containing an ethylenically unsaturated group include: Is arylglycidyl ether, 4-vinylcyclohexyldaricidyl ether, a terbenyldaricidyl ether, cyclohexenylmethyldaricidyl ether, p-vinylbenzyldaricidyl ether, vinyldaricidyl ether, glycidyl acrylate, Examples include glycidyl methacrylate, glycidyl sorbate, glycidyl cinnamate, and partially fluorinated products thereof.
- aryl glycidyl ether, glycidyl acrylate, glycidyl methacrylate, glycidyl cinnamate, and the like are preferable in terms of improving mechanical strength and crosslinkability.
- a fluoropolymer having an alkoxysilyl group introduced at the M5 or M6 terminal as a crosslinkable functional group can be obtained.
- R 3 is a divalent alkylene group which may contain an ether bond having 1 to 30 carbon atoms, an alkenylene group, a cycloalkylene group, an aryl group, an aralkylene group, a tetrahydrovinylanylene group or a derivative thereof;
- R 9 , R 1 Q , and R 11 are the same or different and each is an alkoxy group or an alkyl group, and at least one of them is an alkoxy group. .
- dalicidoxymethyltrimethoxysilane dalicidoxymethylmethyldimethoxysilane, glycidoxyshethyltrimethoxysilane, glycidoxyshethylmethyldimethoxysilane, glycidoxypropyltrimethoxysilane, 1,2 1-epoxypropyltrimethoxysilane, 1,2-epoxypropylmethyldimethoxysilane, 1,2-epoxybutyltrimethoxysilane, 1,2-epoxybutyldimethoxysilane, 1 , 2-epoxypentyltrimethoxysilane, or partially fluorinated products thereof.
- the fluorine-containing polymer (A) having a crosslinkable functional group represented by the formula (3) is crosslinked and used as a polymer of a solid electrolyte.
- an ionic functional group is used as a cross-linking site, it is desirable that the ionizable functional group be as small as possible after cross-linking.
- Crosslinking can be carried out by using a crosslinkable functional group contained in the terminal groups M5 and Z or M6 of the formula (3), or by adding a crosslinking aid. Such cross-linking can also be used for applications requiring strength, such as battery electrolytes and capacitor electrolytes.
- M5 and M6 those having a glycidyl group, an oxetane group, an acryloyl / methacryloyl group, or an alkoxysilyl group are preferable from the viewpoint of reactivity and ease of crosslinking.
- the crosslinking method can be performed by thermal polymerization or cationic polymerization using a photo-ion generator.
- a photo-ion generator there are various known light-powered thione generators, and any one may be used.
- a known photothione generator such as an organic halogen compound, a sulfonic acid ester, a sulfonic acid salt, a diazonium salt, or a disulfone compound may be used.
- a sensitizer may be used.
- Various known sensitizers can be used. Specifically, acetophenone-based, benzoin ether-based, benzophenone-based, and azide-based sensitizers can be used.
- crosslinking can be performed by thermal polymerization or radical polymerization using a photo-radical generator.
- photoradical generators There are various known photoradical generators, and any one may be used.
- benzyl ketones hydroxyacetophenones, aminoacetophenones, acylphosphinoxides, meta-orthocenes, thiocyanocenes, trichloromethyltriazines, and oximes. Ester type, and the like.
- a sensitizer may be used.
- Various known sensitizers can be used. Specifically, acetophenone-based, benzoin ether-based, benzophenone-based, and azide-based sensitizers can be used.
- the crosslinking reaction can be carried out by a reaction between a reactive gayne group and water.
- tin compounds such as tin oxyoctylate and dibutyltin dilaurate
- titanium compounds such as tetrabutyl titanate and tetrapropyl titanate
- aluminum compounds such as aluminum tris triacetate acetate and aluminum trisethyl acetate acetate.
- An organometallic compound or an amine compound such as butylamine, monoethanolamine, benzylamine or guanine may be used as a catalyst.
- a compound having two or more functional groups capable of reacting with the crosslinking site of the formula (3) can be used as the crosslinking aid.
- Any such compounds may be used, but from the viewpoint of reactivity and ease of crosslinking, desirably, a polyfunctional glycidyl derivative, a polyfunctional acryl / methacrylic derivative, an alkoxysilyl group, a polyfunctional amino group, or a polyfunctional Compounds having a hydroxyl group or a polyfunctional ester group are desirable.
- crosslinking aid examples include the following compounds.
- R 3 is a divalent alkylene group, an alkenylene group, a cycloalkylene group, an aryl group, an aralkylene group, a tetrahydropyranylene group which may contain an ether bond having 1 to 30 carbon atoms, or a derivative thereof;
- R 3 particularly preferred are a methylene group, an ethylene group, a propylene group, an isopropylene group, a pentylene group, a hexylene group, a cyclohexylene group, and an aryl group, each of which may contain fluorine. These are desirable in terms of ion conductivity, and cyclohexylene-based aryl groups are desirable in terms of improving strength.
- 2,3-epoxypropyl-1,2,3-epoxy-12-methylpropyl ether ethylene glycol-1,2,3-epoxypropyl-1,2,3-epoxy-12-methylpropyl ether, diethylenedali Coal-1,2,3-epoxypropyl-2,3-epoxy-2-methylpropyl ether, 2-methyl-1,2,3,4-diepoxybutane, 2-methyl-1,2,3,4-di Epoxypentane, 2-methyl-1,2,3,4-diepoxybutane, 2-methyl_1,2,3,4-diepoxyhexane, hydroquinone-2,3-epoxypropyl1-2,3-epoxy1-2 — Methylpropyl ether, catechol-2,3-epoxypropyl-12,3-epoxy-2-methylpropylether, or partially fluorinated products thereof.
- R 3 is a divalent alkylene group, alkenylene group, cycloalkylene group, aryl group, aralkylene group, tetrahydrovinylene group, or a derivative thereof which may contain an ether bond having 1 to 30 carbon atoms, and fluorine A diamine derivative or a diol derivative represented by the formula: More specifically, ethylenediol, propylene diol, hexene diol, benzene diol, toluene diol, naphthylene diol, 2,2-bis (4-phenol) monoisopropane, 2,2-bis (4- Phenol) A diol derivative such as 1,1,1,1,3,3,3-hexafluoroisopropane or a partially fluorinated product thereof; ethylenediamine, propylenediamine, hexenediamine, diaminobenzene, diaminotol Rhen, diaminonaphthalene, 2,2-bis (4-amin
- diamine and diol derivatives can react with the acid fluoride group and the ester group of the formula (3) to crosslink.
- the crosslinking reaction occurs with heat.
- a compound represented by the formula (13) can be mentioned.
- R 3 is a divalent alkylene group which may contain an ether bond having 1 to 30 carbon atoms, an alkenylene group, a cycloalkylene group, an aryl group, an aralkylene group, R 12 and R 13 are the same or different, and are a hydrogen atom, a fluorine atom or a trifluoromethyl group), which is a tetrahydrovinylenylene group or a derivative thereof, and may be a fluorine atom. Derivatives.
- a radical generator or heat There are various known photoradical generators, and any one may be used. Specific examples of the photoradical generator and the sensitizer are as described above.
- the fourth crosslinking aid is represented by the formula (14).
- R 16 is a monovalent alkylene group, alkenylene group, cycloalkylene group, arylene group which may contain an ether bond having 1 to 30 carbon atoms and Si atoms.
- R 9 , R 10 , RU, and R 15 are the same or different alkoxy or alkyl groups, which is a phenyl group, an aralkylene group, a tetrahydropyranylene group, or a derivative thereof, and may contain a fluorine atom. Wherein at least one is an alkoxy group).
- examples include tetramethoxysilane, tetraethoxysilane, methyltrimethoxysilane, methyltriethoxysilane, ethyltrimethoxysilane, and ethylmethyldimethoxysilane.
- cross-linked together with a fluorine-containing polymer of the formula (3) having an alkoxysilyl group.
- the cross-linking reaction can be bridged by the reaction between the reactive gay group and water.
- the catalyst used for crosslinking is as described above.
- cross-linking monomer components and cross-linking auxiliaries can be added in any amounts to obtain desired strength.
- the crosslinking aid does not exceed 100 parts by weight based on 100 parts by weight of the fluoropolymer. If it exceeds 100 parts by weight, excellent effects derived from the fluorine-containing polyether unit (M) will not be obtained. More preferably, the amount of the crosslinking aid is 50 parts by weight or less. The lower limit is the amount at which sufficient crosslinking can be achieved.
- the functional group-containing terminal M3 or M4 may be a crosslinkable functional group or may have a crosslinkable functional group.
- the crosslinkable functional group-containing terminal M5 or M6 has a functional group other than the crosslinkable functional group, particularly a nonionic functional group. May be.
- Equation (4) As the amorphous fluorine-containing polymer (A) having the structural unit D in the side chain, in addition to the one represented by the following formula (4), those represented by the following formulas (5) to (7) are preferable. Equation (4):
- (d 1) is one ( ⁇ CF 2 CF 2 CF 2 ) —
- (d 2) is — (OCFX'CF?) — or one (OCFzCFX 1 ) —
- (d4) is one (OCH 2 CF 2 CF 2 ) —or one (OCF 2 CF 2 CH 2 ) —; nl, n2, n3, and n4 are the same or different and are integers of 0 or 1 or more, and n 1 + n 2 + n 3 + n4 is an integer of 5 to 100; X 1 and X 2 are the same or different, and F or CF 3 ) is a fluorine-containing ethylenic unit containing a structural unit D 1 represented by a side chain.
- a structural unit derived from a monomer; the structural unit L is a structural unit derived from a monomer copolymerizable with a monomer that gives the structural unit K). % And a structural unit L of 0 to 99.99% by mole.
- structural unit K examples include structural units K1 to K3 in the following formulas (5) to (7).
- Equation (6)
- X 3 and X 4 are the same or different and H or F; X 5 is H, F, CH 3 or CF 3 ; R f is a fluorine-containing organic group containing the structural unit D
- a structural unit derived from a fluorine-containing ethylenic monomer; a structural unit L 2 is a structural unit derived from a monomer copolymerizable with the fluorine-containing ethylenic monomer giving the structural unit K 2), An amorphous fluorine-containing polymer containing 0.01 to 100 mol% of the structural unit K 2 and 0 to 99.99% of the structural unit L 2. Equation (7):
- a structural unit derived from a functional monomer; a structural unit L 3 is a structural unit derived from a monomer copolymerizable with a fluorinated ethylenic monomer that gives the structural unit K 3); 3.
- An amorphous fluorine-containing polymer containing 0.01% to 3; 00 mol% of L and 0 to 99.99 mol% of a structural unit L3.
- the structural unit K1 includes those having an ether type and an ester type (K2) in the side chain.
- Examples of the monomer that gives the ether-type structural unit in the structural unit K1 include fluorine-containing vinyl ether and aryl ether, and specific examples include the following monomers.
- Rf is the same as described above.
- CF 2 C FCF 2 0-R f
- CH 2 C FO-R f
- CH 2 C FCF 2 0-R f
- CF 2 CHCF 2 0-R f
- CF 2 C FCF 2 0-R f
- CH 2 CHCH 2 0-R f
- CH 2 C FCF 2 ⁇ — R f
- Fluorinated polymers using these fluorinated aryl ethers or fluorinated vinyl ethers as monomers have high strength because they are polymers of ethylenic monomers.
- vinylidene fluoride is used as a copolymer component, the dielectric constant of the polymer can be increased, and the ion dissociation of the electrolyte salt can be improved.
- CH 2 C FCF 2 0-R f
- Structural units that can be homopolymerized are particularly desirable.
- Examples of the monomer giving the structural unit K 2 include, for example,
- CH 2 C FCOO-R f
- the obtained polymer has high strength, and contains a polarizable carbonyl group, and thus enhances the ion dissociation of the electrolyte compound.
- a styrene derivative or a methyl styrene derivative is particularly preferable because of its good polymerizability, high strength of the obtained polymer, and excellent electrochemical and thermal stability. .
- the above monomers giving the structural unit K 2 or ⁇ 3 are desirable in that they exhibit excellent polymerizability.
- R f is a fluorine-containing alkyl group having an ether bond having 2 to 100 carbon atoms, and may contain a structural unit (D1) in the chain and may contain a nonionic functional group or a crosslinkable functional group.
- Rf groups those which are preferably fluorine-containing alkyl groups having an ether bond having 2 to 50 carbon atoms, more preferably 2 to 20 carbon atoms, and containing a structural unit (D1) in the chain are desirable. If the carbon number exceeds 50, monomer synthesis and purification become difficult.
- the functional group contained in R f is a nonionic functional group or a crosslinkable functional group. These include those described above. Since the effect differs depending on the functional group, the functional group can be selected according to the desired effect.
- R f can be specifically expressed by the following equation (23).
- Y 7 is a monovalent hydrocarbon group which may contain an ether bond having 1 to 30 carbon atoms
- Y 8 has a terminal, One CH 2- ,
- a divalent hydrocarbon group which may contain an ether bond having 1 to 30 carbon atoms. 119 is 0 or 1).
- a monomer represented by CH 2 C FCOO—R f, and specific examples of the R f group, the following monomers can be exemplified.
- CH 2 C FC ⁇ CH 2 CF (CF 3 ) 1 ( ⁇ CF 2 CF (CF 3 )) 5 — 5CF 2 CF 2 CF 3 ,
- CH 2 C FCOO-CH 2 CF (CF 3 )-(OCF 2 CF (CF 3 )) 2 o-OCF 2 CF 2 CF 3 ,
- CH 2 CFCOO— CH 2 CF 2 CF 2 — ( ⁇ CH 2 CF 2 CF 2 )) 5 — ⁇ H 2 then F 2 CF 3 ,
- CH 2 C FC ⁇ CH 2 CF 2 CF 2 — (OCH 2 CF 2 CF 2 )) 20 - ⁇ CH 2 CF 2 CF 3 ,
- CH 2 C FC ⁇ CH 2 CF 2 CF 2 _ ( ⁇ CF 2 CF 2 CF 2 )) 5 — O
- CH 2 C FC ⁇ CH 2 CF 2 CF 2 _ ( ⁇ CF 2 CF 2 CF 2 )) 2 . ⁇ CF 2 CF 2 CF 3 ,
- CH 2 CFCOO-CH 2 CH 2 CH 2 CF 2 CF 2- (OCH 2 CF 2 CF 2 )) 5 — OCH 2 CF 2 COOH,
- CH 2 C FCOO-CH 2 CH 2 CH 2- ( ⁇ CH 2 CF 2 CF 2 )) 20 -OCH 2 CF 2 COOH,
- CH 2 C FCOO-CH 2 CH 2 CH 2 CF 2 CF 2- (OCH 2 CF 2 CF 2 )) 5 -OCH 2 CF 2 COOCH 3 ,
- CH 2 C FCOO- CH 2 CH 2 CH 2 - (OCH 2 CF 2 CF 2)) 20 - ⁇ CH 2 CF 2 C ⁇ CH 3
- Any monomer copolymerizable with the monomer may be used, and there is no particular limitation. In general, monomers represented by the following formulas (15) and (16) are preferred.
- X 1 , X 11 , X 12 , and X 13 are the same or different, and include or do not contain a fluorine atom represented by H, F, Cl, CH 3 or CF 3 ) .
- R is a monovalent organic group which does not contain a structural unit D (or D 1) and an ionic functional group; a is an integer of 0 to 3; b, c and d are the same or different; Or an ethylenic monomer containing or not containing a fluorine atom represented by 1).
- olefins represented by the formula (15) include, for example, ethylene, propylene, vinyl chloride, vinylidene chloride, monofluorovinyl, pyridene fluoride, trifluoroethylene, tetrafluoroethylene, Hexafluoropropylene, black mouth trifluoroethylene, etc. You.
- the monomer represented by the formula (15) is particularly suitable as a monomer for the structural unit L1 because it exhibits good polymerizability with the monomer giving the structural unit K1.
- fluorine-containing olefins such as tetrafluoroethylene, vinylidene fluoride, trifluoroethylene, and trifluoroethylene are preferred.
- the ethylenic monomer represented by the formula (16) is particularly suitable as a monomer for the structural units L2 and L3 because it exhibits good polymerizability with the monomer giving the structural units K2 and K3. I have.
- the ethylenic monomer represented by the formula (16) is particularly suitable as a monomer for the structural units L2 and L3 because it exhibits good polymerizability with the monomer giving the structural units K2 and K3. I have.
- CH 2 CHCH 2 0—R
- Acrylic, methacrylic, aryl ether and styrene derivatives are preferred.
- R is a monovalent organic group not containing the ionic functional group and the structural unit D (or D1), and may be any one of the above.
- Alkyl containing an ether bond in the sense of enhancing ion conductivity It is preferable to use a group such as an aryl group, a cyclohexyl group, or an adamantyl group in order to increase the strength.
- a carbonate, an amide, an imide, or an ester In order to increase the dielectric constant, it is preferable to use a carbonate, an amide, an imide, or an ester.
- those containing polar nonionic functional groups such as nitrile.
- the structural units L, Ll, L2, and L3 are 0 to 99 in the fluoropolymer (A). Contains 99 mol%. If the content of these structural units exceeds 99.99 mol%, the excellent effects of the fluorine-containing polyester side chains such as deterioration of ionic conductivity, heat resistance and durability are not seen, which is not desirable.
- the fluoropolymer (A) having the structural unit D1 in the side chain contains the structural unit D1 in an amount of 10% by weight or more, preferably 50% by weight or more.
- the molecular weight of the amorphous fluorine-containing polymer (A) of the present invention is, for example, a fluorine-containing polymer having an average degree of polymerization of 5 to 10,000.
- Structural unit D 1 The average molecular weight of a single unit (the number of repeating units of the fluorinated polyether) varies, but the number average molecular weight can be selected from the range of 5,000 or more and 20,000 or less, but is preferably 10 or less. It is preferably selected from the range of not less than 5,000 and not more than 5,000,000, particularly preferably not less than 10,000 and not more than 1,000,000.
- the fluorine-containing polymers represented by the formulas (4) to (7) are composed of an ethylenic monomer providing a structural unit K (K1 to K3) and an ethylenic monomer providing a structural unit L (L1 to L3). And is obtained by polymerization.
- a suitable one may be selected from known methods such as cationic polymerization, radical polymerization, and anion polymerization. Radical polymerization is desirable from the viewpoint of industrial easiness.
- any compound such as azo compounds, inorganic peroxides, organic peroxides, light, electrons, and radiation can be selected, and any method such as solution polymerization, bulk polymerization, emulsion polymerization, and suspension polymerization can be used. Can do it.
- the fluoropolymers represented by the formulas (4) to (7) are polymers of ethylenic monomers, compared with the fluoropolymers in which the main chain represented by the formula (1) is a fluoropolyether, Excellent in strength. Therefore, no particular crosslinking is required.
- the fluorine-containing poly A cross-linked product obtained by introducing a cross-linkable functional group into a mer and cross-linking can be used.
- the crosslinked body can be crosslinked using a crosslinkable functional group contained in the side chain of formulas (4) to (7), or can be crosslinked by adding a crosslinking assistant.
- Such cross-linking can also be used for applications requiring high strength, such as battery electrolytes and capacitor electrolytes.
- crosslinkable functional group a monomer having a glycidyl group, an epoxy group, an oxetane group, an acryloyl / methacryloyl group, an alkoxysilyl group, or an amino group in a side chain is preferable in view of reactivity and ease of crosslinking. It is desirable to add as a monomer for the structural unit L (L 1 to L 3).
- a compound having two or more functional groups that react with the crosslinking functional group of the fluorine-containing polymer of formulas (4) to (7) can be used as the crosslinking aid. It is. Any compound may be used as long as it is such a compound, but from the viewpoint of reactivity and ease of crosslinking, a compound having a glycidyl derivative, an acryl / methacryl derivative, an alkoxysilyl group, or an amino group is preferable.
- any of these monomers having a crosslinkable functional group and a crosslinking aid can be blended in any amount to obtain a desired strength. It is desirable that the crosslinking aid does not exceed 100 parts by weight based on 100 parts by weight of the fluoropolymer. When the amount of the crosslinking aid exceeds 100 parts by weight, the excellent effect derived from the structural unit D (D 1) derived from the fluorinated polyether cannot be obtained. Further, the amount of the crosslinking aid is desirably 50 parts by weight or less.
- a polymer having both a unit having the structural unit D in the main chain and a unit having the structural unit D1 in the side chain may be used as the fluoropolymer (A).
- the polymer of formulas (1) to (3) and formula (4) The polymers of (7) to (7) may be used in combination.
- the solid electrolyte of the present invention basically exhibits a solid state only with the fluoropolymer (A).
- a method of forming a composite with another high-strength polymer, a method of mixing with an insulating ceramic, and a method of mixing with an ion conductive inorganic binder JP-A-63-102104, JP-A-8-148163, JP-A-6-140051, JP-A-11-35765, etc.
- the strength of the fluorine-containing polymer in the present invention can be improved by the same method.
- the matrix of the polymer to be mixed has the formula:
- z 1 , z 2 , z 3 , and z 4 are the same or different and are a hydrogen atom, a halogen atom, CH 3 or CF 3
- the number average molecular weight obtained using the monomer represented by 10 Preferred are polymers of from 1,000 to 1,000,000.
- the material be porous (porous) from the viewpoint of miscibility with the fluorine-containing polymer.
- Particularly preferred are polytetrafluoroethylene, polyvinylidene fluoride, vinylidene fluoride hexafluoropropylene copolymer, and porous bodies thereof.
- Polyvinylidene fluoride-vinylidene fluoride hexafluoropropylene copolymer has the advantage that it has a high dielectric constant and is excellent in electrolyte solution retention.
- the weight ratio of the fluoropolymer to the matrix polymer is desirably 10 to 99 parts by weight for the former and 1 to 90 parts by weight for the latter. If the former is less than 10 parts by weight, the characteristics of the fluoropolymer cannot be utilized. On the other hand, if the amount of the latter is less than 1 part by weight, the effect of improving the strength cannot be recognized. More preferably, the content of the fluoropolymer is at least 20 parts by weight and at most 80 parts by weight, and the content of the matrix polymer is at least 20 and at most 80 parts by weight.
- the present invention relates to a solid-state polymer comprising the fluorine-containing polymer (A) and the electrolyte compound (B). Regarding electrolyte.
- a solid electrolyte can be prepared by blending the electrolyte compound (B) without using a solvent (a so-called all-solid electrolyte).
- the first of the present invention relates to (A) the amorphous fluorine-containing polymer containing the structural unit D, and (B) a solid electrolyte containing an electrolyte compound.
- the “solid electrolyte” refers to an electrolyte having no fluidity, and includes a completely solidified substance, a rubber-like substance, a gel-like substance, and the like. Such properties can be achieved only by the amorphous fluorine-containing polymer, but also include the use of various additives (for example, the above-mentioned matrix polymer and electrolyte compound) in order to be “solid”.
- the amorphous fluoropolymer (A) is a solid or rubbery substance, It may be mixed to form a gel, or the amorphous fluoropolymer (A) may be in the form of a liquid or gel, or may be made into a gel or solid by adding a reinforcing or thickening agent such as a matrix polymer. Is also good.
- the electrolyte compound (B) is a compound that can be ionically dissociated and cause ion transfer, and is an acid (bl) such as an inorganic acid or an organic acid, and an inorganic or organic salt (b 2) in which they are neutralized. It also contains an ionic polymer or a salt thereof (polymer anion) (b 3) and a liquid ionic compound (b 4).
- the acid itself exhibits high proton mobility, and the liquid ionic compound also exhibits high ionic conductivity, so that it can be used as an electrolyte compound.
- electrolyte compound (B) examples include the following.
- Inorganic acids such as tetrafluoroboric acid, hexafluorophosphoric acid, perchloric acid, hexafluroarsenic acid, nitric acid, sulfuric acid, phosphoric acid, hydrofluoric acid, hydrochloric acid, hydrobromic acid, hydroiodic acid, thiocyanic acid; Sulfonic acid, pentafluoroethanesulfonic acid, heptafluoropropylsulfonic acid, bis (trifluoromethanesulfonyl) imidic acid, acetic acid, trifluoroacetic acid, propionic acid, benzenesulfonic acid, toluenesulfonic acid, n —Hexane sulfonic acid, n-octyl sulfonic acid, cetyl sulfonic acid, p-chloro benzene sulfonic acid, phenol sulfonic acid, 4-nitrotol
- At least one cation selected from the group consisting of metal cations, ammonium ions, amidinium ions and guanidium ions, and chloride ions, bromide ions, iodine ions, perchlorate ions, and thiocyanate ions.
- R 4 , R 5 , and R 6 in the anion are the same or different and are a perfluoroalkyl group or a perfluoroaryl group having 1 to 6 carbon atoms
- tetrafluoroboric acid hexafluorophosphate, perchloric acid, hexafluoroarsenic acid, nitric acid, sulfuric acid, phosphoric acid, hydrofluoric acid, hydrochloric acid, hydrobromic acid, hydroiodic acid, thiocyan Inorganic salts obtained by neutralizing inorganic acids such as acids; trifluoromethanesulfonic acid, pentafluoroethanesulfonic acid, heptafluoropropylsulfonic acid, bis (trifluoromethanesulfonyl) imidic acid, Acetic acid, trifluoroacetic acid, propionic acid, benzenesulfonic acid, toluenesulfonic acid, n-hexanesulfonic acid, n-octylsulfonic acid, cetylsulfonic acid, p-chlorobenzenebenzenesulfonic acid, phenols
- the cations are hydrogen ion, lithium ion, sodium ion, It is also preferably at least one selected from the group consisting of potassium ion, cesium ion, magnesium ion, calcium ion and palladium ion.
- a cation selected from the group consisting of a hydrogen ion, a metal cation, an ammonium ion, an amidinium ion, and a guanidium ion and an ion composed of a polymer anion can also be used.
- electrolyte compound not only the aforementioned low molecular electrolyte but also an ionic polymer having an ionic functional group and a salt thereof (polymer anion) can be used as the electrolyte compound.
- a polymer having 1 C ⁇ _ and 1s ⁇ 3-in the side chain can be used as a polymer anion.
- Anion such CO ⁇ _ - Specifically, polyacrylic acid, polymethacrylic acid, polyphosphoric acid, sulfonated polystyrene, sulfonated polyethylene, polyvinyl sulfonic acid, in particular _ so 3 _ on the side chain terminal of the polymer in one, Preferred are polymers having a functional group.
- Naphion® and Flemion® manufactured by DuPont are known.
- examples of the cation of these polymers include a hydrogen ion, a metal cation, an ammonium ion, an amidinium ion and a guanidium ion.
- the liquid ionic compound may be used in a liquid form or in a solid state by being combined with a polymer, and various known ionic liquids may be used (Nature, 362, 137, (1993), Journal of Chemistry, Social Chemistry, Communicate, 929, (1993)). Specifically, it is desirable to be a cyclic amidine or pyridine salt. Preferred types of these electrolyte compounds (B) differ depending on the use.
- trifluoroacetic acid When used as an electrolyte for fuel cells, trifluoroacetic acid, trifluoromethylsulfonic acid, pentafluoroethanesulfonic acid, heptafluoropropylsulfonic acid, sulfonated styrene, methylsulfonic acid, ethylsulfonic acid, one in the side chain terminal S0 3 -, - CO_ ⁇ - such polymers one with Anion functional group such.
- a strong acid or an alkali metal salt of a strong acid is generally suitable for a system using an electrolyte using water or a protic organic solvent. These are preferred because they have excellent ion dissociation properties in water and a proton solvent.
- the strong acid in this case include a strong inorganic acid such as nitric acid and sulfuric acid and an organic sulfonic acid, particularly a fluorine-containing alkyl sulfonic acid.
- organic sulfonic acid examples include trifluoromethanesulfonic acid, pentafluoroethanesulfonic acid, heptafluoropropylsulfonic acid, benzenesulfonic acid, toluenesulfonic acid, p-chlorobenzenebenzenesulfonic acid, Nitrobenzene sulfonic acid.
- metal salt of a strong acid examples include the above-mentioned acids, and the lithium, sodium, and potassium salts of hydrochloric acid.
- a salt of a weak acid particularly an organic salt of a weak acid is often used.
- Examples include salts composed of cations such as midget ions and guanidinium ions.
- an ammonium salt of tetrafluoroboron ion is often used.
- Examples of the electrolyte compound used in the solid-state display device include those similar to the electrolyte used in the capacitor. Generally, an electrolyte using an organic solvent is used. Often used.
- Examples of the electrolyte compound used for the sensor 1 include those similar to the electrolyte used for the capacity.
- water is often used as a solvent, and thus a metal salt of a strong acid, particularly an alkali metal salt of an inorganic strong acid, is often used.
- the blending ratio of the fluoropolymer (A) and the electrolyte compound (B) is such that (B) is 0.01 to 100 parts by weight with respect to (A) 100 parts by weight. If the compounding ratio is less than 0.01 parts by weight, the salt concentration is too low and ionic conductivity cannot be obtained. On the other hand, if the amount exceeds 100 parts by weight, the salt concentration is too high, and the mobility of the polymer is significantly inhibited, so that ionic conductivity cannot be obtained.
- the ionic conductivity varies greatly depending on the electrolyte compound used.
- a liquid electrolyte compound such as a liquid ionic compound (b 4) or a liquid acid
- sufficient ion conductivity can be obtained even at room temperature, and even a solid acid or salt having a high acidity (p
- An acid having a K a of 2 or less or a salt having a high ion dissociation property is preferable because the ion conductivity is increased.
- a salt such as an inorganic salt or an organic salt
- a gel-like fluoropolymer solid electrolyte is often added by adding a solvent to obtain more practical ion conductivity.
- a strong acid or an alkali metal salt of a strong acid is generally suitable. This They are preferred because of their excellent ion dissociation in water and protic organic solvents.
- the inorganic strong acid includes nitric acid and sulfuric acid
- the organic strong acid includes organic sulfonic acid, particularly fluorine-containing alkyl sulfonic acid.
- strong organic acids include trifluoromethanesulfonic acid, pentafluoroethanesulfonic acid, heptanofluoropropylsulfonic acid, benzenesulfonic acid, toluenesulfonic acid, p-chlorobenzenebenzenesulfonic acid, and nitrobenzene.
- Sulfonic acid examples include trifluoromethanesulfonic acid, pentafluoroethanesulfonic acid, heptanofluoropropylsulfonic acid, benzenesulfonic acid, toluenesulfonic acid, p-chlorobenzenebenzenesulfonic acid, and nitrobenzene.
- Sulfonic acid examples include trifluoromethanesulfonic acid, pentafluoroethanesulfonic acid, heptanofluoropropylsulfonic acid, benzenesulfonic acid,
- aprotic organic solvent As the solvent, there are many systems in which the presence of a proton is undesirable, and no acid is used.
- Alkali metal salts of strong acids used in the above-mentioned water and protic organic solvents are generally not used because their solubility in aprotic organic solvents is so low that the concentration cannot be increased. Therefore, when an aprotic organic solvent is used, a salt of a weak acid is often used. Particularly, an organic salt of a weak acid having excellent solubility, or a salt of an organic weak acid is often used.
- tetrafurfuryl O b boron ion BF 4 -, PF 6 - , (CF 3 S0 2 -) (C 4 F 9 S0 2 -) C, (CF 3 S_ ⁇ 2) 2 N one , (C 2 F 5 S ⁇ 2 ) 2 N and a salt composed of anion and cations such as ammonium ion, amidinium ion and guadinium ion.
- an ammonium salt of tetrafluoroboron ion is often used.
- (CF 3 S_ ⁇ 2 -) C, (C 4 F 9 S_ ⁇ 2 one) C, (CF 3 S0 2 ) 2 N one, (C 2 F 5 S0 2 ) organic weak acid such as 2 N- lithium Mudium sodium salt may be used.
- the second aspect of the present invention is: (A) the above-mentioned amorphous fluorine-containing structural unit D
- the present invention relates to a solid electrolyte comprising a polymer, (B) an electrolyte compound, and (C) a solvent such as an organic solvent or water.
- the amorphous fluoropolymer (A) and the electrolyte compound (B) are preferably the same as those described above.
- the solvent (C) include an aprotic organic solvent, a protic organic solvent, and water, and an optimum solvent is selected depending on the application.
- an aprotic organic solvent is used when used as a Li-ion battery electrolyte
- a protic organic solvent or water is used when used as a fuel cell electrolyte.
- aprotic organic solvent can be used as long as it is chemically stable.
- ethers, esters, and carbonates are preferable because of their high dielectric constant and dissociation and solubility of electrolyte compounds.
- Any protic organic solvent can be used as long as it is chemically stable, and examples thereof include alcohols and carboxylic acids.
- Specific examples include methanol, ethanol, propanol, isopropanol, butanol, hexanol, phenol, acetic acid, benzoic acid, and partially fluorinated products thereof.
- Preparation of the solid electrolyte of the present invention can be performed as follows. For example, in the case of an all solid electrolyte consisting of (A) and (B), a method of kneading (A) and (B), dissolving both (A) and (B) in a solvent, mixing and dissolving the solvent Is adopted.
- (A) is a solvent-insoluble crosslinked product
- the solid electrolyte of the present invention is excellent in ionic conductivity, durability, safety, mechanical strength, and the like, and it is easy to make a large-area thin-film solid electrolyte by utilizing those properties. Yes, it can be applied to various electrochemical devices.
- the electrochemical device include an electrolyte for a fuel cell, an electrolyte for an electrolytic capacitor, an electrolyte for a solid-state display element such as electoluminescence, and an electrolyte for a sensor such as a current sensor or a gas sensor.
- Examples of such applications are fuel cells and electrolytic capacitors (condensers).
- Fuel cells have been spotlighted as clean and highly efficient power generators because they have high energy conversion efficiency and do not emit sulfur or nitrogen oxides.
- the battery has a structure in which a gas diffusion phase and an active material are incorporated in a positive electrode and a negative electrode, and an electrolyte is interposed between them.
- the mainstream is an electrolyte having a solid polymer electrolyte, and a solid polymer electrolyte impregnated with water is preferably used. These have high ionic conductivity, but when hydrocarbons or alcohols are used as fuel for fuel cells, carbon monoxide is generated as a by-product, and the electrode catalyst is poisoned and the characteristics are degraded. is there.
- the fluorine-containing polymer of the present invention when used as an ion conductor for forming an electrolyte, it can be operated at room temperature, has little deterioration, and is an excellent solid electrolyte for a fuel cell.
- Electrolytic capacitors are produced by etching valve metals such as aluminum using chemical or electrochemical methods, or by sintering powder to create electrodes with a large specific surface area, and then impregnating these electrodes with a liquid electrolyte. To indicate the capacitance.
- etching valve metals such as aluminum using chemical or electrochemical methods
- sintering powder to create electrodes with a large specific surface area
- impregnating these electrodes with a liquid electrolyte To indicate the capacitance.
- the power supply for mobile phones and notebook computers is expanding, further miniaturization and lower resistance are required.
- the ionic conductivity is low. Therefore, there is an attempt to use a gel electrolyte (Japanese Patent Application Laid-Open No. 2001-217149), but the ion conductivity is still insufficient.
- the fluorine-containing polymer of the present invention is used as an ion conductor forming an electrolyte, sufficient ion conductivity can be obtained.
- GPC The number average molecular weight was determined by gel permeation chromatography (GPC) using GPC HLC-8020 manufactured by Tosoh Corporation and a Shodex column (one GPC KF-801, GP Using one CKF-802 and two GPC KF-806Ms in series), calculate the flow rate using data obtained by flowing tetrahydrofuran (THF) as a solvent at a flow rate of lml / min.
- GPC gel permeation chromatography
- Impedance measurement sandwich the electrolyte with a platinum electrode, measure the impedance in the 0.1 to 10 kHz frequency range at room temperature using Solartron 1280 (manufactured by Toyotechniki), and call The conductivity was calculated by drawing a plot.
- Example 2 (Synthesis of a polymer having a fluorinated ether structure in the main chain) Cs F (4.2 g) and triglyme (220 m1) were placed in a dry pressure-tight container, and stirred at —10 to 10 ° C. Hexafluoropropylene oxide (HFPO) 189 g was blown into the tank. 20 hours later, propyleneoxy 66 g were introduced. After the introduction, the temperature was gradually increased, and the mixture was stirred at 40 to 60 for 24 hours. Thereafter, 5 g of acetic chloride was introduced to terminate the reaction. After the reaction, liquid separation was performed with HCFC-141 bZ water. After pruning, 136 g of a rubbery solid was obtained.
- HFPO Hexafluoropropylene oxide
- HFPO hexafluoropropylene oxide
- Example 5 (Synthesis of a polymer having a fluorinated ether structure in the main chain) CsF (4.2 g) and triglyme (220 m1) were placed in a dry pressure-resistant airtight container, and stirred with —10 to 10 Hexafluoropropylene oxide (HFPO) 189 g was blown in at ° C. After 20 hours, 66 g of propylene oxide and 62 g of glycidylethoxysilane were introduced. After the introduction, the temperature was gradually increased, and the mixture was stirred at 40 to 60 ° C for 24 hours, and then 5 g of acetic chloride was introduced to terminate the reaction.
- HFPO Hexafluoropropylene oxide
- Example 6 Synthesis of polymer having fluorinated ether structure in side chain
- a fluoroacrylate containing a fluorinated ether in a side chain was used:
- CH 2 CFC ⁇ CH 2 CF 2 CF 2 (OCF 2 CF 2 CF 2 ) 7 ⁇ CF 2 CF 2 CF 3
- This polymer was analyzed by 19 F_NMR, — NMR analysis, and IR analysis. However, it was confirmed that the acrylate was a homopolymer.
- Example 7 Synthesis of polymer having fluorinated ether structure in side chain
- a hydrofluoroacrylate containing a fluorinated ether in a side chain In a 100 ml glass four-necked flask equipped with a stirrer and a thermometer, a hydrofluoroacrylate containing a fluorinated ether in a side chain:
- CH 2 CFCOOCH 2 CF 2 CF 2 ( ⁇ CF 2 CF 2 CF 2 ) 7 0C F 2 CF 2 CF 3
- Example 11 (Synthesis of a polymer having a fluorinated ether structure in the side chain) 10 g of the polymer obtained in Example 7 and diphenylododium trifluoromethanesulfonate, which is a photothione generator, 0.5 g was dissolved in 20 ml of MI BK to make a cast film. After evaporation of the solvent, ultraviolet rays were irradiated at 1500 mJ by a UV lamp. After irradiation, it was further heated at 80 ° C for 1 hour. The obtained solid polymer was insoluble in the solvent (same as in Example 9), and it was confirmed that it was a crosslinked product.
- Example 2 30 parts by weight of the fluorine-containing polymer obtained in Example 1 was added to 90 parts by weight of an acetone solution in which lithium perchlorate was dissolved at a concentration of 1 mol Z liter. A solid polymer electrolyte was obtained. Then, use nickel blocking electrodes on both sides of the sample to be measured. Scissors The ionic conductivity at 25 ° C was measured by the AC complex impedance method. As a result, ionic conductivity was 2 X 10- 7 S / cm.
- both sides of the sample to be measured were sandwiched between nickel blocking electrodes, and the ionic conductivity at 25 was measured by the AC complex impedance method.
- the ionic conductivity was 8 X 10_ 3 S / cm.
- both sides of the sample to be measured were sandwiched between nickel blocking electrodes, and the ionic conductivity at 25 ° C was measured by the AC complex impedance method.
- the ionic conductivity was 2 X 10_ 4 S / cm.
- This sample was adjusted to a certain size, pulled at a low speed of 5 cm / min using a tensile strength tester, and the load at the time when the sample was cut was measured. The result was 6 kgf Z cm 2 .
- Example 15 (Preparation of solid electrolyte) 3.5 g of tetraethylammonium tetrafluoroborate (Et 4 NBF 4 ) was dissolved in 16 g of propylene carbonate. Next, 2 g of the film obtained in Example 9 was immersed in this solution and allowed to stand at 80 ° C. for 1 hour. The film was taken out and vacuum dried at 100 ° C. for 2 hours to obtain a solid polymer electrolyte film.
- Te 4 NBF 4 tetraethylammonium tetrafluoroborate
- Example 10 1 g of the crosslinked fluorine-containing polyether film obtained in Example 10 was immersed in 5 g of penfluorofluorocarboxylic acid at 25 ° C. for 1 hour. After drying at 100 ° C for 1 hour, the solid film was taken out to obtain a solid polymer electrolyte film.
- a solid electrolyte which has excellent ion conductivity, high oxidation resistance, is stable electrochemically and thermally, and has sufficient strength. be able to.
- Such a solid electrolyte is an electrolyte that can be applied to various types of electric devices using these characteristics.
- the fluorine-containing polymer solid electrolyte of the present invention is an electrolyte which can be applied to a large battery or a capacitor because it is easy to apply, can cope with a large area, and is safe.
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Abstract
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Priority Applications (5)
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JP2004544916A JP4569297B2 (ja) | 2002-10-03 | 2003-10-02 | 含フッ素エーテル鎖を含む含フッ素ポリマーからなる固体電解質 |
CA002500172A CA2500172A1 (en) | 2002-10-03 | 2003-10-02 | Fluorine-containing polymer solid electrolyte having fluorine-containing ether chain |
AU2003268729A AU2003268729A1 (en) | 2002-10-03 | 2003-10-02 | Fluorine-containing polymer solid electrolyte having fluorine-containing ether chain |
EP03748666A EP1551036A1 (en) | 2002-10-03 | 2003-10-02 | Fluorine-containing polymer solid electrolyte having fluorine-containing ether chain |
US11/096,056 US7682753B2 (en) | 2002-10-03 | 2005-04-01 | Solid electrolyte comprising fluorine-containing polymer having fluorine-containing ether chains |
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US (1) | US7682753B2 (ja) |
EP (1) | EP1551036A1 (ja) |
JP (1) | JP4569297B2 (ja) |
CN (1) | CN100367415C (ja) |
AU (1) | AU2003268729A1 (ja) |
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WO2021221114A1 (ja) * | 2020-05-01 | 2021-11-04 | ダイキン工業株式会社 | 複合体、ポリマー電解質、電気化学デバイス、ポリマー系固体電池及びアクチュエーター |
US11302961B1 (en) | 2021-06-30 | 2022-04-12 | Storagenergy Technologies, Inc. | Semi-solid polymer electrolyte and uses thereof in electrochemical devices |
WO2023049895A1 (en) * | 2021-09-27 | 2023-03-30 | Unm Rainforest Innovations | Reversible electrochemical mirror using cation conducting membrane |
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Publication number | Publication date |
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US7682753B2 (en) | 2010-03-23 |
CN1703761A (zh) | 2005-11-30 |
CA2500172A1 (en) | 2004-04-29 |
AU2003268729A1 (en) | 2004-05-04 |
JP4569297B2 (ja) | 2010-10-27 |
US20050170255A1 (en) | 2005-08-04 |
JPWO2004036599A1 (ja) | 2006-02-16 |
CN100367415C (zh) | 2008-02-06 |
EP1551036A1 (en) | 2005-07-06 |
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