WO2007148814A1 - 縮合環含有高分子電解質およびその用途 - Google Patents
縮合環含有高分子電解質およびその用途 Download PDFInfo
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- WO2007148814A1 WO2007148814A1 PCT/JP2007/062653 JP2007062653W WO2007148814A1 WO 2007148814 A1 WO2007148814 A1 WO 2007148814A1 JP 2007062653 W JP2007062653 W JP 2007062653W WO 2007148814 A1 WO2007148814 A1 WO 2007148814A1
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- general formula
- polymer electrolyte
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- ring
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- FJDQFPXHSGXQBY-UHFFFAOYSA-L caesium carbonate Chemical compound [Cs+].[Cs+].[O-]C([O-])=O FJDQFPXHSGXQBY-UHFFFAOYSA-L 0.000 description 1
- 229910000024 caesium carbonate Inorganic materials 0.000 description 1
- HUCVOHYBFXVBRW-UHFFFAOYSA-M caesium hydroxide Inorganic materials [OH-].[Cs+] HUCVOHYBFXVBRW-UHFFFAOYSA-M 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 1
- 125000002933 cyclohexyloxy group Chemical group C1(CCCCC1)O* 0.000 description 1
- BLXUJTAYFIWAMG-UHFFFAOYSA-N cyclooctane;nickel Chemical compound [Ni].C1CCCCCCC1.C1CCCCCCC1 BLXUJTAYFIWAMG-UHFFFAOYSA-N 0.000 description 1
- 125000001511 cyclopentyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C1([H])[H] 0.000 description 1
- 125000001887 cyclopentyloxy group Chemical group C1(CCCC1)O* 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 229940117389 dichlorobenzene Drugs 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 125000006575 electron-withdrawing group Chemical group 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003759 ester based solvent Substances 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000003014 ion exchange membrane Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 125000002510 isobutoxy group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])O* 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000002183 isoquinolinyl group Chemical group C1(=NC=CC2=CC=CC=C12)* 0.000 description 1
- 239000012280 lithium aluminium hydride Substances 0.000 description 1
- FCCDMGKAXIDXIG-UHFFFAOYSA-L lithium;sodium;diiodide Chemical compound [Li+].[Na+].[I-].[I-] FCCDMGKAXIDXIG-UHFFFAOYSA-L 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000003094 microcapsule Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000006082 mold release agent Substances 0.000 description 1
- XEWVCDMEDQYCHX-UHFFFAOYSA-N n,n-diethylethanamine;hydron;iodide Chemical compound [I-].CC[NH+](CC)CC XEWVCDMEDQYCHX-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001298 n-hexoxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
- 125000003935 n-pentoxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000001971 neopentyl group Chemical group [H]C([*])([H])C(C([H])([H])[H])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 229940078494 nickel acetate Drugs 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- IPLJNQFXJUCRNH-UHFFFAOYSA-L nickel(2+);dibromide Chemical compound [Ni+2].[Br-].[Br-] IPLJNQFXJUCRNH-UHFFFAOYSA-L 0.000 description 1
- UQPSGBZICXWIAG-UHFFFAOYSA-L nickel(2+);dibromide;trihydrate Chemical compound O.O.O.Br[Ni]Br UQPSGBZICXWIAG-UHFFFAOYSA-L 0.000 description 1
- BFSQJYRFLQUZKX-UHFFFAOYSA-L nickel(ii) iodide Chemical compound I[Ni]I BFSQJYRFLQUZKX-UHFFFAOYSA-L 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 125000005245 nitryl group Chemical group [N+](=O)([O-])* 0.000 description 1
- 238000007344 nucleophilic reaction Methods 0.000 description 1
- PZKNFJIOIKQCPA-UHFFFAOYSA-N oxalic acid palladium Chemical compound [Pd].OC(=O)C(O)=O PZKNFJIOIKQCPA-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- PIBWKRNGBLPSSY-UHFFFAOYSA-L palladium(II) chloride Chemical compound Cl[Pd]Cl PIBWKRNGBLPSSY-UHFFFAOYSA-L 0.000 description 1
- YJVFFLUZDVXJQI-UHFFFAOYSA-L palladium(ii) acetate Chemical compound [Pd+2].CC([O-])=O.CC([O-])=O YJVFFLUZDVXJQI-UHFFFAOYSA-L 0.000 description 1
- INIOZDBICVTGEO-UHFFFAOYSA-L palladium(ii) bromide Chemical compound Br[Pd]Br INIOZDBICVTGEO-UHFFFAOYSA-L 0.000 description 1
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphonic acid group Chemical group P(O)(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920001643 poly(ether ketone) Polymers 0.000 description 1
- 229920001470 polyketone Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 125000001501 propionyl group Chemical group O=C([*])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000000714 pyrimidinyl group Chemical group 0.000 description 1
- 125000002943 quinolinyl group Chemical group N1=C(C=CC2=CC=CC=C12)* 0.000 description 1
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000001226 reprecipitation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000012312 sodium hydride Substances 0.000 description 1
- 229910000104 sodium hydride Inorganic materials 0.000 description 1
- NPAWNPCNZAPTKA-UHFFFAOYSA-M sodium;propane-1-sulfonate Chemical compound [Na+].CCCS([O-])(=O)=O NPAWNPCNZAPTKA-UHFFFAOYSA-M 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000005415 substituted alkoxy group Chemical group 0.000 description 1
- 125000000626 sulfinic acid group Chemical group 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical group S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 125000004149 thio group Chemical group *S* 0.000 description 1
- 150000007944 thiolates Chemical group 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- CURCMGVZNYCRNY-UHFFFAOYSA-N trimethylazanium;iodide Chemical compound I.CN(C)C CURCMGVZNYCRNY-UHFFFAOYSA-N 0.000 description 1
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 description 1
- PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
- C08G61/122—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G61/00—Macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain of the macromolecule
- C08G61/12—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
- C08G61/122—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides
- C08G61/123—Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule derived from five- or six-membered heterocyclic compounds, other than imides derived from five-membered heterocyclic compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/20—Manufacture of shaped structures of ion-exchange resins
- C08J5/22—Films, membranes or diaphragms
- C08J5/2206—Films, membranes or diaphragms based on organic and/or inorganic macromolecular compounds
- C08J5/2218—Synthetic macromolecular compounds
- C08J5/2256—Synthetic macromolecular compounds based on macromolecular compounds obtained by reactions other than those involving carbon-to-carbon bonds, e.g. obtained by polycondensation
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- H01M8/102—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer
- H01M8/1027—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having carbon, oxygen and other atoms, e.g. sulfonated polyethersulfones [S-PES]
-
- 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
- H01M8/1032—Polymeric electrolyte materials characterised by the chemical structure of the main chain of the ion-conducting polymer having sulfur, e.g. sulfonated-polyethersulfones [S-PES]
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2365/00—Characterised by the use of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Derivatives of such polymers
-
- 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
- H01M2008/1095—Fuel cells with polymeric electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0017—Non-aqueous electrolytes
- H01M2300/0065—Solid electrolytes
- H01M2300/0082—Organic polymers
-
- 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
Definitions
- the present invention relates to a condensed ring-containing polymer electrolyte suitable for applications requiring water resistance. More specifically, the present invention relates to a polymer electrolyte suitable as a member for a polymer electrolyte fuel cell. Background
- Polymer electrolytes having ion exchange groups in polymer chains are used in various applications such as ion exchange membranes, ion conducting materials, sensors, microcapsules, and water absorbing materials.
- ion exchange membranes ion conducting materials
- sensors ion conducting materials
- microcapsules ion conducting materials
- water absorbing materials ion exchange materials
- a polymer electrolyte dissolves in water-absorbing swelling or an aqueous solvent by hydration of its ion exchange group.
- Suppressing deterioration caused by swelling or partial dissolution of the membrane water resistance
- One method for improving water resistance is to crosslink the polymer electrolyte between molecules or within a molecule.
- a method in which a part of sulfonic acid groups, which are ion exchange groups of a polymer electrolyte for a fuel cell, are bonded to each other by high-temperature treatment and crosslinked. Is disclosed.
- An object of the present invention is to provide a novel polymer electrolyte having high water resistance, a high ion exchange group introduction amount (ion conductivity), and suitable for an ion conductive membrane of a polymer electrolyte fuel cell, and the high polymer electrolyte
- An object of the present invention is to provide a polymer electrolyte fuel cell using a molecular electrolyte.
- the present inventors have intensively studied the structural unit of the polymer electrolyte. As a result, when a specific structural unit is introduced into the polymer electrolyte, the water resistance of the resulting polymer electrolyte is dramatically improved. As a result, the present invention has been completed.
- the present invention provides a polymer electrolyte shown in [1] below.
- a ring and B ring each independently represent an aromatic hydrocarbon ring which may have a substituent or a heterocyclic ring which may have a substituent
- X 1 and X 2 are , Each independently represents —CO—, —SO—, or S 2 — n and m each independently represents 0, 1 or 2, and n + m is 1 or more
- n 2
- m 2
- X is a direct bond Or represents a divalent group.
- the polymer electrolyte of the present invention has a structural unit represented by the general formula (1), but from the viewpoint of further improving water resistance, [2] and [3] are preferable.
- the structural unit represented by the general formula (1) is an aromatic hydrocarbon ring having no ion-exchange group as a substituent, or a substituent, independently as an A ring or a B ring.
- L 1 represents a structural unit having an ion exchange group
- L 2 represents a structural unit having no ion exchange group.
- the structural unit represented by the general formula (1) is a structural unit represented by the following general formula (2) and a structural unit represented by Z or the following general formula (3): 1] to [3]
- the structural unit represented by the general formula (1) is a structural unit represented by the following general formula (2 a) and / or a structural unit represented by the following general formula (3 a), [1 :! ⁇
- the polymer electrolyte of the present invention can be suitably used as a member for a polymer electrolyte fuel cell, and the following [8] to [ 13].
- a polymer electrolyte membrane comprising any of the polymer electrolytes described above
- a polymer electrolyte composite membrane comprising any of the above polymer electrolytes and a porous substrate
- a membrane-electrode assembly comprising the polymer electrolyte membrane of [8] above or the polymer electrolyte composite membrane of [9] above and a catalyst layer
- a membrane-electrode assembly comprising the catalyst layer comprising any one of the polymer electrolytes described above and a catalyst component, [12] the catalyst composition of [11] above [13] A solid polymer fuel cell comprising at least one of the polymer electrolyte membrane according to [8], the polymer electrolyte composite membrane according to [9] above, or the catalyst layer comprising the catalyst composition according to [12] above.
- a polymer electrolyte fuel cell having the membrane-electrode assembly according to [10] or [12] above it is possible to obtain a polymer electrolyte excellent in water resistance while having high ionic conductivity.
- the polymer electrolyte is very useful industrially because it exhibits high power generation characteristics when used as a member for a polymer electrolyte fuel cell, particularly as an ion conductive membrane.
- the polymer electrolyte of the present invention is a polymer having an ion exchange group, and has a structural unit represented by the general formula (1).
- X 1 and X 2 in the general formula (1) each independently represent one CO—, one S 0—, or one S 0 2 —, among which one CO— is preferable.
- N and m each independently represents 0, 1 or 2, and n + m is 1 or more.
- a ring and B ring each independently represent an aromatic hydrocarbon ring that may have a substituent or a heterocyclic ring that may have a substituent, and the total number of carbon atoms Is usually about 4 to 18.
- the aromatic hydrocarbon ring which may have such a substituent include a benzene ring, a naphthalene ring, and a ring having a substituent in these rings, and the like.
- the suitable heterocyclic ring include a pyridine ring, a pyrimidine ring, a quinoline ring, an isoquinoline ring, a quinoxaline ring, a thiophene ring, and a ring having a substituent on these rings.
- examples of the substituent include an ion exchange group, a fluorine atom, an optionally substituted alkyl group having 1 to 10 carbon atoms, and an optionally substituted carbon atom having 1 to 10 carbon atoms.
- an aryl group having 6 to 18 carbon atoms which may have a substituent an aryloxy group having 6 to 18 carbon atoms which may have a substituent, or a substituent.
- a good acyl group having 2 to 20 carbon atoms is mentioned.
- X represents a direct bond or a divalent group, preferably a direct bond, an oxygen atom that forms an ether bond, or a sulfur atom that forms a thioether bond. It is.
- the optionally substituted alkyl group having 1 to 10 carbon atoms is, for example, a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, a sec-butyl group, 1 carbon number such as isobutyl group, n-pentyl group, 2,2-dimethylpropyl group, cyclopentyl group, n-hexyl group, cyclohexyl group, 2-methylpentyl group, 2-ethylhexyl group, Noel group ⁇ 10 alkyl groups, and these groups include ion exchange groups, fluorine atoms, hydroxyl groups, nitrile groups, methoxy groups, ethoxy groups, isopropyloxy groups, phenyl groups, naphthyl groups, phenoxy groups, naphthyloxy groups. And the like are substituted alkyl groups.
- Examples of the optionally substituted alkoxy group having 1 to 10 carbon atoms include methoxy group, ethoxy group, n-propyloxy group, isopropyloxy group, n-butyloxy group, sec-butyloxy group.
- Tert-butyloxy group isobutyloxy group, n-pentyloxy group, 2,2-dimethylpropyloxy group, cyclopentyloxy group, n-hexyloxy group, cyclohexyloxy group, 2-methylpentyloxy group, 2 —Alkoxy groups having 1 to 10 carbon atoms such as ethylhexyloxy group, and these groups include ion exchange groups, fluorine atoms, hydroxyl groups, nitryl groups, methoxy groups, ethoxy groups, isopropyloxy groups, phenyl groups, Examples thereof include an alkoxy group substituted with a naphthyl group, a phenoxy group, a naphthyloxy group, or the like.
- aryloxy group having 6 to 18 carbon atoms which may have a substituent include, for example, an aryloxy group such as a phenoxy group and a naphthyloxy group, and these groups include an ion exchange group, a fluorine atom, a hydroxyl group, and nitrile.
- Examples of the optionally substituted acyl group having 2 to 20 carbon atoms include an acetyl group, a propionyl group, a petityl group, an isoptylyl group, a benzoyl group, a 1-naphthoyl group, and a 2-naphthoyl group.
- a C2-C20 acyl group and these groups include an ion exchange group, a fluorine atom, a hydroxyl group, a nitrile group, a methoxy group, an ethoxy group, an isopropyloxy group, a phenyl group, a naphthyl group, a phenoxy group, Examples include an acyl group substituted with a naphthyloxy group.
- the proportion of the structural unit represented by the general formula (1) in the polymer electrolyte is 1 to 30% by weight, expressed as a weight fraction with respect to the total weight of the polymer electrolyte, and 2 to 25 More preferably, it is 3% to 15% by weight, particularly preferably 3% to 10% by weight.
- the weight fraction of the structural unit represented by the general formula (1) is in the above range, in addition to obtaining an excellent water-resistant polymer electrolyte, it is applied to a solid polymer fuel cell described later. It can be easily processed into members.
- the A ring and the B ring may have the substituents exemplified above, but preferably, the structural unit contains an ion exchange group.
- No ring, ie, A ring and B ring are each independently an aromatic hydrocarbon ring having no ion-exchange group as a substituent or a structural unit of a complex ring having no ion-exchange group as a substituent ( (Hereinafter referred to as “structural unit represented by the general formula (1) having no ion exchange group”), and a polymer electrolyte having a structural unit having an ion exchange group as another structural unit. preferable.
- a polymer electrolyte having a structural unit represented by the general formula (1) having no ion exchange group and a structural unit having an ion exchange group is represented by the following general formula (4).
- the polymer electrolyte represented is mentioned.
- the copolymerization mode represented by the general formula (4) is a random copolymer. It may be a block copolymer or a combination thereof. That is,
- L 1 can be selected from various structural units as long as it has an ion exchange group.
- a structural unit having an aromatic ring is preferred, and divalent aromatic More preferably, it is a group.
- the aromatic group refers to a group obtained by removing two hydrogen atoms from an aromatic compound or heterocyclic compound, or a plurality of groups obtained by removing two hydrogen atoms from an aromatic compound or heterocyclic compound.
- Direct bond Or it is a concept that includes groups connected by a divalent group.
- the weight fraction of the structural unit in the general formula (4) is 70 to 99% by weight p and 1 to 30% by weight QL.
- p is 75 to 98% by weight
- a structural unit represented by the following general formula (2) and a structural unit represented by the general formula (3) are preferable.
- a preferred example of the structural unit represented by the general formula (2) is a structural unit represented by the following general formula (2 a). In the above examples, (A-1) and (A-2) Or (A-3).
- a preferred example of the structural unit represented by the general formula (3) is a structural unit represented by the following general formula (3 a).
- the polymer electrolyte of the present invention has an ion exchange group in the molecule.
- the ion exchange group include an acid group and a basic group.
- acid groups are preferred for use in polymer electrolyte fuel cells.
- Such acid groups include weak oxyl groups (—COOH), phosphoric acid groups (one OPO (OH) 2 ) or phosphonic acid groups (—PO (OH) 2 ), sulfonic acid groups (—S 0 3 H), sulfinic acid group (_S0 2 H), sulphonimide group (—S0 2 NHS0 2 —) or sulfuric acid group (one OS0 3 H), etc., close proximity such as ⁇ position, 3 position of the strong acid group
- a super strong acid group obtained by introducing an electron-withdrawing group such as a fluoro group at the position can be mentioned. Of these, a strong acid group or a super strong acid group is preferred.
- the polymer electrolyte of the present invention has a structural unit having no ion exchange group as a structural unit having an ion exchange group and a structural unit other than the structural unit represented by the general formula (1).
- a ring, B ring, X 1 , X 2 , X, n, m are as defined in the above general formula (1), and p 1, p 2, q 1 are weight fractions of the respective structural units.
- P 1 + p 2 + ql 100% by weight
- L 1 is synonymous with the above general formula (4)
- L 2 is a structural unit having no ion-exchange group.
- the copolymerization mode represented by the general formula (5) may be a random copolymer, a block copolymer, or a combination thereof. That is,
- L 2 represents an arbitrary structural unit, it is preferably a divalent aromatic group from the viewpoint of improving the heat resistance of the polymer electrolyte in the same manner as L 1 described above.
- the weight fraction of the structural unit in the general formula (5) is as follows: Q l is 1 to 30% by weight as described above, 1) 1 is 5 to 80% by weight, and p 2 is 5 to 80% by weight. Preferably, 1 is 15 to 60% by weight, p2 is 1'5 to 60% by weight, and Q1 is further preferably 2 to 25% by weight.
- L 2 which is a divalent group not containing an ion exchange group, include the following.
- L 1 which is a structural unit containing an ion exchange group
- L 2 shown above, from the group consisting of an ion exchange group and a group containing an ion exchange group exemplified below And those in which at least one selected group is substituted with an aromatic ring.
- Z is an ion exchange group
- r and s are each independently an integer of 0 to 12
- T is one O—, — S—, one CO—, one S ⁇ 2 * Represents a bond
- the amount of ion-exchange groups present in the polymer electrolyte of the present invention is expressed in terms of ion-exchange capacity, from 0.5 me d / g to 4 0 me dZg is preferable, and 0.8 me q / g to 3. Sme qZg is more preferable.
- the ion exchange capacity is 0.5 me d / g or more, the ion conductivity becomes higher, which is preferable for a member such as an ion conductive membrane for a polymer electrolyte fuel cell.
- an ion exchange capacity of 4. Ome Q / g or less is preferable because water resistance is further improved.
- the molecular weight of the polymer electrolyte of the present invention is preferably 5000 to 100000, particularly preferably 1500 to 400000, in terms of polystyrene-reduced number average molecular weight.
- the structural unit having an ion exchange group and the structural unit represented by the general formula (1) constituting the preferred polymer electrolyte in the present invention is a random copolymer
- the structural unit represented by the general formula (1) It can be produced by copolymerizing a monomer that induces a structural unit to be produced and a monomer that induces a structural unit having an ion exchange group.
- a ring, B ring, X 1 , X 2 , n, m are as defined in the general formula (1).
- Y and Y ′ each independently represent a leaving group or a nucleophilic group.
- the leaving group is a group selected from the group consisting of a halogeno group and —O S0 2 G (where G represents an alkyl group, a fluorine-substituted alkyl group, or an aryl group).
- the nucleophilic group include a hydroxyl group and a mercapto group.
- Examples of the monomer for deriving the structural unit having an ion exchange group include a monomer represented by the following general formula (21).
- Q— and 1 a — Q ′ (21) (wherein L la is a divalent aromatic group having an ion exchange group, and Q and Q ′ are each independently a nucleophilic group or a leaving group.
- the unit method for polymerization is, for example, a monomer in which Y and Y ′ in the general formula (20) are both leaving groups, and Q and Q ′ in the general formula (21) are leaving groups.
- a method in which a single bond is formed between aromatic rings by coupling in the presence of a zero-valent transition metal catalyst there can be mentioned.
- Y and Y ′ in the general formula (20) are a copolymer with a monomer having Q and Q ′ in the general formula (21) as a nucleophilic group
- examples thereof include a copolymerization method using a condensation reaction in which a nucleophilic group is condensed to produce an ether bond or a thioether bond.
- the copolymerization method using the condensation reaction is carried out by using a monomer in which both Y and Y ′ in the general formula (20) are nucleophilic groups, and Q and Q ′ in the general formula (21) are leaving groups. It may be a combination with a certain monomer.
- Y is a leaving group
- Y ′ is a nucleophilic group
- Q in general formula (21) is a leaving group. It may be a combination with a monomer in which 'is a nucleophilic group.
- the zero-valent transition metal complex examples include a zero-valent nickel complex and a zero-valent palladium complex. Of these, a zero-valent nickel complex is preferably used.
- a commercially available product or a separately synthesized one may be used for the polymerization reaction system, or may be generated from the transition metal compound by the action of the reducing agent in the polymerization reaction system. Good. In the latter case, for example, a method of causing a transition metal compound to use a reducing agent can be mentioned.
- examples of the zero-valent palladium complex include palladium (0) tetrakis (triphenylphosphine).
- examples of the zero-valent nickel complex include nickel (0) bis (cyclooctagen), nickel (0) (ethylene) bis (triphenylphosphine), nickel (0) tetrakis ( ⁇ -phenylphosphine), and the like. Of these, nickel (0) bis (cyclohexane) is preferably used.
- a divalent transition metal compound is usually used as the transition metal compound used. It can also be used. Of these, divalent nickel compounds and divalent palladium compounds are preferred.
- divalent nickel compounds include Nigel chloride, Nickel bromide, Nickel iodide, Nickel acetate, Nickel acetyl chloride, Nickel chloride bis (triphenylphosphine), Nickel bromide bis (triphenylphosphine), Iodine Nickel bis (triphenylphosphine) and the like
- divalent palladium compound examples include palladium chloride, palladium bromide, palladium oxalate, and palladium acetate.
- the reducing agent examples include metals such as zinc and magnesium, and alloys of these metals with copper, for example, sodium hydride, hydrazine and derivatives thereof, and lithium aluminum hydride.
- metals such as zinc and magnesium, and alloys of these metals with copper, for example, sodium hydride, hydrazine and derivatives thereof, and lithium aluminum hydride.
- ammonium iodide, trimethylammonium iodide, triethylammonium iodide, lithium iodide Sodium iodide, potassium iodide, etc. can be used in combination.
- the amount of the zero-valent transition metal complex is usually 0.1 when the reducing agent is not used with respect to the total molar amount of the monomer represented by the general formula (20) and the monomer represented by the general formula (21). ⁇ 5.0 mole times.
- the amount used is too small, the molecular weight tends to be small, so 1.5 mole times or more, more preferably 1.8 mole times or more, and even more preferably 2.1 mole times or more is applied.
- the upper limit of the amount used is preferably 5.0 moles or less because too much amount tends to complicate the post-treatment.
- the amount of transition metal compound used is from 0.01 to the total molar amount of the monomer represented by the general formula (20) and the monomer represented by the general formula (21). 1 mole times. If the amount used is too small, the molecular weight of the resulting polymer electrolyte tends to be small, so the amount is preferably 0.03 mole times or more.
- the upper limit of the amount used is preferably 1.0 mol or less because too much amount tends to complicate post-treatment.
- the amount of the reducing agent to be used is usually 0.5 to 10 mol times the total molar amount of the monomer represented by the general formula (20) and the monomer represented by the general formula (21). If the amount used is too small, the molecular weight of the resulting polymer electrolyte tends to be small, so it is preferably 1.0 mole times or more.
- the upper limit of the amount used is preferably 10 mol times or less because there is a tendency for post-treatment to become complicated if the amount used is too large.
- Examples of the ligand include 2,2′-bipyridyl, 1,10-phenanthrine, methylenebisoxazoline, N, N, N ′ N ′ —tetramethylethylene diamine, triphenylphosphine, and tolylphosphine. , Tryptylphosphine, triphenoxyphosphine, 1,2-bisdiphenylphosphinoethane, 1,3-bisdiphenylphosphinopropane, etc.
- 2, 2, 1 bibilidyl is bis (1,5-cyclocactogen) nitric acid. Since the yield of the polymer is improved when combined with Kell (0), this combination is preferably used.
- the ligand When the ligand is present together, it is usually used in an amount of about 0.2 to 10 moles, preferably about 1.0 to 5.0 moles, based on the metal atom, with respect to the zero-valent transition metal complex.
- the coupling reaction is usually performed in the presence of a solvent.
- solvents include aromatic hydrocarbon solvents such as benzene, toluene, xylene, n-butylbenzene, mesitylene, and naphthalene: diisopropyl ether, tetrahydrofuran, 1,4-dioxane, diphenyl ether, and dibutyl ether.
- Ether solvents such as monotel, tert-butyl methyl ether, dimethoxyethane, etc .: N, N-dimethylformamide (hereinafter referred to as “DMF”), N, N-dimethylacetamide (hereinafter referred to as “DMAc”) Aprotic polar solvents such as N-methyl-2-pyrrolidone (hereinafter referred to as “NM PJ”), hexamethylphosphoric triamide, and dimethyl sulfoxide (hereinafter referred to as “DMSO”); tetralin, decali Aliphatic hydrocarbon solvents such as ethylene; ethyl acetate, butyl acetate, methyl benzoate, etc. Ether-based solvents; black hole Holm, halogenated alkyl solvents such as Jikuroroetan the like.
- DMF N-dimethylformamide
- DMAc N-dimethylacetamide
- NM PJ N-methyl-2-pyr
- the obtained polyelectrolyte is a solvent that can be sufficiently dissolved. Therefore, tetrahydrofuran, 1,4-dioxane, which is a good solvent for the polyelectrolyte, is desirable.
- DMF, DMAc, DMSO, NMP, and toluene are preferred. These can be used in combination of two or more. Of these, DMF, DMAc, DMSO, NMP, and a mixed solvent of two or more selected from these are preferably used.
- “Good solvent” defines a solvent in which 5 g or more of the polymer electrolyte can be dissolved in 100 g of the solvent at 25 ° C.
- the solvent is usually 5 to 500 times by weight, preferably 20 to 100 times the total weight of the monomer represented by the general formula (20) and the monomer represented by the general formula (21). Used about twice as much.
- the reaction temperature is usually in the range of 0 to 25 ° C., preferably about 10 to 100 ° C., and the condensation time is usually about 0.5 to 24 hours.
- a zero-valent transition metal complex in order to increase the molecular weight of the resulting polymer, a zero-valent transition metal complex, a monomer represented by the general formula (2 0), and a monomer represented by the general formula (2 1) are combined at 45 ° C. It is preferable to operate at a temperature of C or higher.
- the preferred working temperature is usually 45 ° (: ⁇ 200 ° C., particularly preferably about 50 ° C. ⁇ 100 ° C.
- the method in which the zero-valent transition metal complex, the monomer represented by the general formula (2 0), and the monomer represented by the general formula (2 1) are allowed to act on each other The method of adding both to a reaction container simultaneously may be sufficient.
- it may be added all at once, but it is preferable to add in small amounts in consideration of heat generation, and it is also preferable to add in the presence of a solvent.
- the mixture thus mixed is usually kept at a temperature of about 45 ° C to 200 ° C, preferably about 50 ° C to 100 ° C.
- this condensation reaction is a condensation reaction that occurs between a leaving group and a nucleophilic group, and is usually a method of condensing nucleophilically in the presence of a base catalyst.
- the base catalyst examples include sodium hydroxide, potassium hydroxide, cesium hydroxide, sodium carbonate, potassium carbonate, cesium carbonate, sodium hydrogen carbonate, hydrogen hydrogen carbonate, etc., and these are nucleophilic groups.
- the hydroxyl group can be converted into an alcoholate group and the mercapto group can be converted into a thiolate group.
- the condensation reaction is usually carried out in the presence of a solvent.
- solvents include aromatic hydrocarbon solvents such as benzene, toluene, xylene, n-butylbenzene, mesitylene, and naphthalene: diisopropyl ether, tetrahydrofuran, 1,4-dioxane, diphenyl ether, dibutyl ether.
- Ether solvents such as tert-butyl methyl ether and dimethoxyethane; aprotic electrodes such as DMF, DMAc, NMP, hexamethylphosphoric triamide, DMSO Examples thereof include aliphatic hydrocarbon solvents such as tetralin and decalin; ester solvents such as ethyl acetate, butyl acetate and methyl benzoate; alkyl halide solvents such as black mouth form and dichloroethane.
- the polymer is sufficiently dissolved, so tetrahydrofuran, 1,4-dioxane, DMF, DMAc, DMSO, NMP are good solvents for the polymer.
- Toluene is preferred.
- DMF, DMAc, DMSO, NMP, and a mixture of two or more solvents selected from these are preferably used.
- water may be generated as a by-product during the condensation reaction.
- toluene can be present in the reaction system to remove water as an azeotrope.
- the solvent is usually used in an amount of about 5 to 500 times by weight, preferably about 20 to 100 times by weight with respect to the total weight of the monomer represented by the general formula (20) and the monomer represented by the general formula (21).
- the condensation reaction can be carried out in the temperature range of 0 to 350 ° C, but is preferably in the range of 50 to 250 ° C. When the temperature is lower than 0 ° C, the reaction does not proceed sufficiently. When the temperature is higher than 350 ° C, decomposition of the product may proceed.
- the method of coupling in the presence of the zero-valent transition metal catalyst or the polymerization reaction by condensation reaction can also be used for the production of the polymer electrolyte represented by the general formula (5). In this case, it can be easily carried out by replacing a part of the monomer represented by the general formula (21) with a monomer represented by the following general formula (22).
- the unit reaction for the polymerization is the same as in the case of the random polymerization described above, the method of cutting in the presence of a zero-valent transition metal catalyst or the polymerization by a condensation reaction.
- the reaction is suitable, and a) —a polymer obtained from the monomer represented by the general formula (20) and a polymer obtained from the monomer represented by the general formula (21) are prepared, and the two are combined.
- a block copolymer can also be obtained by reacting a monomer that has been produced in advance and a polymer that is derived from the other polymer.
- a ring, B ring, X 1 , X 2 , n, m are as defined in the general formula (1).
- Y 1 and Y 2 are leaving groups.
- G is an integer of 2 or more.
- LL llbb is a 22-valent aromatic aromatic group having a ionic ion-exchange group
- QQ ll , QQ 22 are And both represent a desorption leaving group
- hh is an integer number of 22 or more.
- the polypolymer represented by the general formula ((33 00)) obtained as described above, and the general formula ((33 11 )) Are expressed in (1) because they have a desorption leaving group at the terminal end of each other.
- the zebrolo valence transition metal transfer catalyst in the presence of the metal catalyst catalyst medium can be used to obtain a bublockock co-copolymerized polymer. You can be . It is a good idea to add multiple nucleophilic nucleophilic groups in the molecular numerator, which bond with the desorbing leaving group in the nucleophilic nucleophilic reaction. With the use of a number of continuous linking agents, the condensation-condensation can be carried out in the presence of a salt-base group catalytic catalyst medium. But, the block copolymer co-polymerization
- YY And YY '' can be obtained by subjecting a mononuclear group, which is a nucleophilic nucleophilic group, to a polycondensation reaction. It is assumed that the product is included in the bublockock co-copolymerized polymer of the present invention. .
- YY in the general formula ((22 00)) is a desorption leaving group
- YY are nucleophilic nucleogroups
- the polycondensation reaction is carried out using a monomonoma 11 and is represented by the following general formula ((44 00)). Get a poplar limmer Can.
- a ring, B ring, X 1 , X 2 , n and m are the same as in general formula (1).
- Y 3 is a leaving group, and represents a nucleophilic group.
- X 111 represents an oxygen atom or a sulfur atom.
- the general formula (2 1) use a monomer in which Q is a leaving group and Q ′ is a nucleophilic group.
- a polymer represented by the following general formula (4 1) is obtained.
- L le is a divalent aromatic group having an ion exchange group
- X represents an oxygen atom or a sulfur atom
- Q 3 is a leaving group
- Q 4 is a nucleophilic group.
- the block of the present invention can also be obtained by subjecting the polymer represented by the general formula (40) thus obtained and the polymer represented by the general formula (41) to a condensation reaction.
- a polymer can be obtained.
- ⁇ ring, B ring, X 1 , X 2 , n, and m are as defined in general formula (1).
- ⁇ Y 6 represents a leaving group or a nucleophilic group.
- G 2 is 1 or more.
- X 11 represents an oxygen atom or a sulfur atom.
- ⁇ 5 and ⁇ 6 can be controlled by the monomer charge ratio, and by adding an excess of monomers where Y and Y 'are leaving groups, ⁇ 5 and ⁇ 6 are the leaving group formulas (50)
- the polymer represented by the formula (41) in which ⁇ 5 and ⁇ 6 are leaving groups is obtained by adding an excess of monomers in which Y and Y ′ are leaving groups.
- One is obtained.
- a condensation reaction is performed using a monomer in which Q, Q, are leaving groups and a monomer in which Q, Q ′ is a nucleophilic group.
- the polymer represented by 1) is obtained.
- L u is a divalent aromatic group having an ion exchange group
- X 21 is an oxygen atom or Represents a sulfur atom.
- Q 5 and Q 6 are a leaving group or a nucleophilic group.
- Q at 5, Q 6 is the general formula (5 0) represented Ru polymer and equivalent methods can be controlled.
- the block copolymer of the present invention can also be obtained by subjecting the polymer represented by the general formula (50) thus obtained and the polymer represented by the general formula (51) to a condensation reaction. Coalescence can be obtained.
- the combination of Y 5 , ⁇ 6 and Q 5 , Q 6 is a combination of the polymer represented by the general formula (5 0) in which Y 5 and ⁇ 6 are both leaving groups, Q 5 , Q 6 A combination of a polymer represented by the general formula (5 1) in which both are nucleophilic groups, or a polymer represented by the general formula (5 0) in which Y 5 and ⁇ 6 are nucleophilic groups, and Q 5 And a combination of polymers represented by the general formula (5 1) in which Q 6 is a leaving group.
- the block copolymer production method is represented by the general formula (5), a structural unit having an ion exchange group, a structural unit not having an ion exchange group, and the general formula (1).
- a part of the monomer represented by the general formula (2 0) By replacing with a monomer represented by the above general formula (2 2) or by replacing a part of the monomer represented by the general formula (2 1) with a monomer represented by the above general formula (2 2), An equivalent method can be used.
- a conventional method can be applied to take out the random polymer or block copolymer obtained as described above from the reaction mixture.
- the product can be precipitated by adding a poor solvent in which the produced polymer electrolyte is insoluble or hardly soluble, and the target product can be taken out by filtration or the like. If necessary, it can be further purified by repeated washing with water and reprecipitation using a good solvent and a poor solvent.
- the “poor solvent” is defined as a solvent that cannot dissolve the polymer electrolyte lg or more with respect to 100 g of the solvent at 25 ° C. [Fuel cell]
- the polymer electrolyte of the present invention is usually used in the form of a membrane, but there is no particular limitation on the method of converting into a membrane, and for example, a method of forming a membrane from a solution state (solution casting method) is preferable. used.
- the polymer electrolyte of the present invention is dissolved in an appropriate solvent, the solution is cast on a substrate such as a glass plate, and the solvent is removed to form a film.
- the solvent used for film formation is not particularly limited as long as the polymer electrolyte to be used can be dissolved and can be removed thereafter, and non-toning tons such as DMF, DMAc, NMP, DMSO, etc.
- Polar solvents such as dichloromethane, chloroform, formaldehyde, 1,2-dichloroethane, chloroform, dichlorobenzene, alcohols such as methanol, ether, propanol, ethylene glycol monomethyl ether
- An alkylene glycol monoalkyl ether such as ethylene glycol monoethyl ether, propylene glycol monomethyl ether, or propylene glycol monoethyl ether is preferably used. These can be used alone, but can be used by mixing two or more solvents as required. Among these, DMSO, DMF, DMAc, and NMP are preferable because of high polymer solubility.
- the thickness of the film is not particularly limited, but is preferably 10 to 300 m.
- a film with a thickness of 10 m or more is preferable because it has a higher practical strength, and a film with a thickness of 300 / m or less is preferable because the film resistance tends to decrease and the characteristics of the electrochemical device tend to be improved. Yes.
- the film thickness can be controlled by the concentration of the solution and the coating thickness on the substrate.
- plasticizers, stabilizers, mold release agents, etc. used in ordinary polymers can be added. It is also possible to compound another polymer with the polymer electrolyte of the present invention by a method such as co-casting in the same solvent.
- inorganic or organic fine particles are used to facilitate water management. It is also known to add as a water retention agent. Any of these known methods can be used as long as they are not contrary to the object of the present invention.
- it can also be crosslinked by irradiating it with an electron beam or radiation.
- the polymer electrolyte of the present invention is used as a porous substrate. It is also possible to make a polymer electrolyte composite membrane by impregnating the material into a composite. A known method can be used as the compounding method.
- the porous substrate is not particularly limited as long as it satisfies the above-mentioned purpose of use, and examples thereof include porous membranes, woven fabrics, non-woven fabrics, and fibrils, and they can be used regardless of their shapes and materials.
- As the material for the porous substrate an aliphatic, aromatic polymer, or fluorine-containing polymer is preferable from the viewpoint of heat resistance and the effect of reinforcing physical strength.
- the thickness of the porous substrate is preferably 1 to 100; tim, more preferably 3 to 30 m, particularly preferably 5 to 20 m, and the pore diameter of the porous base material is preferably 0.01 to 100 m, more preferably 0.02 to 10 m.
- the porosity of the porous substrate is preferably 20 to 98%, more preferably 40 to 95%.
- the film thickness of the porous substrate is 1 m or more, the effect of reinforcing the strength after compounding or the reinforcing effect when adding flexibility and durability will be better, and gas leakage (cross leak) will occur It becomes difficult to do. Further, when the film thickness is 100 m or less, the electric resistance is further lowered, and the obtained composite membrane is more excellent as a diaphragm of the polymer electrolyte fuel cell. When the pore diameter is 0.0 or more, the filling of the polymer solid electrolyte becomes easier, and when it is 100 m or less, the reinforcing effect on the polymer solid electrolyte is further increased.
- the porosity is 20% or more, the resistance as a solid electrolyte membrane becomes smaller, and when it is 98% or less, the strength of the porous substrate itself increases and the reinforcing effect is further improved. preferable.
- the fuel cell provided by the present invention comprises a polymer electrolyte membrane obtained from the polymer electrolyte or a polymer electrolyte composite membrane containing the polymer electrolyte as an active ingredient on both sides of a catalyst component and a conductive material as a current collector. It can be manufactured by bonding.
- the catalyst component is not particularly limited as long as it can activate the oxidation-reduction reaction with hydrogen or oxygen, and a known component can be used.
- platinum or platinum alloy fine particles can be used. preferable.
- the fine particles of platinum or platinum-based alloys are often used by being supported on a particulate or fibrous force bomb such as activated carbon or graphite.
- platinum supported on carbon is mixed with an alcohol solution of perfluoroalkylsulfonic acid resin as a polymer electrolyte to make a paste, and then a gas diffusion layer and Z or a polymer electrolyte membrane and a pin or polymer.
- the catalyst layer can be obtained by coating and drying the electrolyte composite membrane. Specific methods include, for example, the method described in J. Electroch em. Soc .: Electroc hemi cal Science and Tecno ogy, 1988, 135 (9), 2209, etc. A known method can be used.
- the catalyst composition instead of the perfluoroalkylsulfonic acid resin as the polymer electrolyte related to the catalyst layer, the catalyst composition can be prepared using the polymer electrolyte of the present invention.
- a known material can also be used for the conductive material as the current collector, but a porous carbon woven fabric, carbon non-woven fabric or carbon paper is preferable in order to efficiently transport the source gas to the catalyst.
- the fuel cell provided by the present invention thus produced can be used in various forms using hydrogen gas, reformed hydrogen gas, and methanol as fuel.
- the molecular weights described in the examples are number average molecular weight (Mn) and weight average molecular weight (Mw) in terms of polystyrene measured by gel permeation chromatography (GPC) under the following conditions.
- the polymer electrolyte solution was prepared by dissolving the polymer electrolyte in dimethyl sulfoxide (DMSO). This was spread on a glass plate and dried at 80 ° C under normal pressure to obtain a polymer electrolyte membrane. This membrane was treated with 2 N hydrochloric acid for 2 hours and then washed with ion-exchanged water to obtain a membrane in which ion-exchange groups were converted to the free acid type (proton type). Then, it was further dried at 105 ° C with a halogen moisture meter, and the absolute dry weight was determined.
- DMSO dimethyl sulfoxide
- This membrane was immersed in 5 mL of a 0.1 lmo 1ZL aqueous sodium hydroxide solution, 5 OmL ion-exchanged water was added, and the mixture was allowed to stand for 2 hours. Thereafter, titration was performed by gradually adding 0.1 mol / L hydrochloric acid to the solution in which the electrolyte membrane was immersed, and the neutralization point was determined. Is the amount of Imo lZL hydrochloric acid required for absolute dry weight and neutralization point? The ion exchange capacity was determined.
- the dried membrane was weighed and the water absorption was calculated from the increase in membrane weight after immersion in deionized water at 80 ° C for 2 hours, and the ratio to the dry membrane weight was determined.
- the polymer electrolyte membrane is a strip-shaped membrane sample with a width of 1.0 cm, and a platinum plate (width: 5.0 mm) is pressed on the surface so that the distance is 1.0 cm, and the temperature is 80 ° (relative humidity). 90 Hold the sample in a constant temperature and humidity chamber of 10%, and 10 6 -1 between the platinum plates The AC impedance at was measured. Then, the obtained value was substituted into the following equation to calculate the proton conductivity ( ⁇ ) (S / cm) of each polymer electrolyte membrane.
- 1,5-anthraquinone diyl group (represented by the general formula (1)) was calculated from the monomer charge.
- the weight fraction of the structural unit) in the polymer is 3.2% by weight.
- the polymer electrolyte of the present invention has a high proton conductivity by introducing the structural unit represented by the general formula (1). It has both water resistance, has both output characteristics and durability as a fuel cell, and is extremely useful as a fuel cell application.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Sustainable Energy (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
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- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Fuel Cell (AREA)
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112007001464T DE112007001464T5 (de) | 2006-06-20 | 2007-06-19 | Kondensierte Ringe enthaltender Polymerelektrolyt und Anwendung hierfür |
GB0900501A GB2453082A (en) | 2006-06-20 | 2007-06-19 | Fused ring-containing polymer electrolyte and use thereof |
US12/308,564 US20100239947A1 (en) | 2006-06-20 | 2007-06-19 | Condensed ring-containing polymer electrolyte and application thereof |
CA002655785A CA2655785A1 (en) | 2006-06-20 | 2007-06-19 | Condensed ring-containing polymer electrolyte and application thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-169710 | 2006-06-20 | ||
JP2006169710 | 2006-06-20 |
Publications (1)
Publication Number | Publication Date |
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WO2007148814A1 true WO2007148814A1 (ja) | 2007-12-27 |
Family
ID=38833547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/062653 WO2007148814A1 (ja) | 2006-06-20 | 2007-06-19 | 縮合環含有高分子電解質およびその用途 |
Country Status (7)
Country | Link |
---|---|
US (1) | US20100239947A1 (ja) |
KR (1) | KR20090026340A (ja) |
CN (1) | CN101472971A (ja) |
CA (1) | CA2655785A1 (ja) |
DE (1) | DE112007001464T5 (ja) |
GB (1) | GB2453082A (ja) |
WO (1) | WO2007148814A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014148588A (ja) * | 2013-01-31 | 2014-08-21 | Kaneka Corp | 高分子電解質の製造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008111658A1 (ja) * | 2007-03-09 | 2008-09-18 | Sumitomo Chemical Company, Limited | 高分子化合物およびそれを含む組成物 |
JP2010015980A (ja) * | 2008-06-05 | 2010-01-21 | Sumitomo Chemical Co Ltd | 高分子電解質、架橋高分子電解質、高分子電解質膜およびその用途 |
JP5821638B2 (ja) * | 2010-12-13 | 2015-11-24 | 東レ株式会社 | 樹脂組成物を用いた複合硬化物およびその製造方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10226722A (ja) * | 1997-02-13 | 1998-08-25 | Ryuichi Yamamoto | ポリキノン誘導体及びその合成法と利用法 |
JP2004533509A (ja) * | 2001-05-03 | 2004-11-04 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 電気活性フルオレン共重合体およびかかるポリマーで製造されたデバイス |
JP2006063334A (ja) * | 2004-07-30 | 2006-03-09 | Sumitomo Chemical Co Ltd | 高分子化合物、高分子薄膜およびそれを用いた高分子薄膜素子 |
JP2007211237A (ja) * | 2005-12-28 | 2007-08-23 | Sumitomo Chemical Co Ltd | ブロック共重合体 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0815160B1 (de) | 1995-03-20 | 2008-03-26 | BASF Fuel Cell GmbH | Sulfonierte polyetherketone, verfahren zu ihrer herstellung und verwendung zur herstellung von membranen |
US5795496A (en) | 1995-11-22 | 1998-08-18 | California Institute Of Technology | Polymer material for electrolytic membranes in fuel cells |
JP3606217B2 (ja) | 2000-03-29 | 2005-01-05 | Jsr株式会社 | ポリアリーレン系共重合体およびプロトン伝導膜 |
KR100933647B1 (ko) * | 2002-01-15 | 2009-12-23 | 스미또모 가가꾸 가부시끼가이샤 | 고분자 전해질 조성물 및 이의 용도 |
-
2007
- 2007-06-19 CA CA002655785A patent/CA2655785A1/en not_active Abandoned
- 2007-06-19 US US12/308,564 patent/US20100239947A1/en not_active Abandoned
- 2007-06-19 DE DE112007001464T patent/DE112007001464T5/de not_active Withdrawn
- 2007-06-19 KR KR1020097000819A patent/KR20090026340A/ko not_active Application Discontinuation
- 2007-06-19 CN CNA2007800228482A patent/CN101472971A/zh active Pending
- 2007-06-19 WO PCT/JP2007/062653 patent/WO2007148814A1/ja active Application Filing
- 2007-06-19 GB GB0900501A patent/GB2453082A/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10226722A (ja) * | 1997-02-13 | 1998-08-25 | Ryuichi Yamamoto | ポリキノン誘導体及びその合成法と利用法 |
JP2004533509A (ja) * | 2001-05-03 | 2004-11-04 | イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー | 電気活性フルオレン共重合体およびかかるポリマーで製造されたデバイス |
JP2006063334A (ja) * | 2004-07-30 | 2006-03-09 | Sumitomo Chemical Co Ltd | 高分子化合物、高分子薄膜およびそれを用いた高分子薄膜素子 |
JP2007211237A (ja) * | 2005-12-28 | 2007-08-23 | Sumitomo Chemical Co Ltd | ブロック共重合体 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014148588A (ja) * | 2013-01-31 | 2014-08-21 | Kaneka Corp | 高分子電解質の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
DE112007001464T5 (de) | 2009-05-07 |
CN101472971A (zh) | 2009-07-01 |
KR20090026340A (ko) | 2009-03-12 |
GB0900501D0 (en) | 2009-02-11 |
GB2453082A (en) | 2009-03-25 |
US20100239947A1 (en) | 2010-09-23 |
CA2655785A1 (en) | 2007-12-27 |
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