JP2021106167A - ナノ多孔性セパレータ層を利用するリチウム電池 - Google Patents
ナノ多孔性セパレータ層を利用するリチウム電池 Download PDFInfo
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- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 90
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 229910052751 metal Inorganic materials 0.000 claims abstract description 42
- 239000002184 metal Substances 0.000 claims abstract description 42
- 239000002245 particle Substances 0.000 claims abstract description 36
- 229910052809 inorganic oxide Inorganic materials 0.000 claims abstract description 7
- 229920000620 organic polymer Polymers 0.000 claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 15
- 239000000049 pigment Substances 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- 229910001593 boehmite Inorganic materials 0.000 claims description 6
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 239000003960 organic solvent Substances 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 4
- 239000006183 anode active material Substances 0.000 claims description 2
- 239000006182 cathode active material Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 abstract description 51
- 238000000429 assembly Methods 0.000 abstract description 13
- 230000000712 assembly Effects 0.000 abstract description 13
- 239000011263 electroactive material Substances 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 336
- 238000000576 coating method Methods 0.000 description 32
- 239000011248 coating agent Substances 0.000 description 29
- 238000000034 method Methods 0.000 description 17
- 239000003792 electrolyte Substances 0.000 description 15
- 239000011148 porous material Substances 0.000 description 14
- 239000004033 plastic Substances 0.000 description 11
- 229920003023 plastic Polymers 0.000 description 11
- 239000000463 material Substances 0.000 description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 9
- 239000011247 coating layer Substances 0.000 description 8
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000004020 conductor Substances 0.000 description 6
- 230000032798 delamination Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000012528 membrane Substances 0.000 description 5
- 238000007789 sealing Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- JDZCKJOXGCMJGS-UHFFFAOYSA-N [Li].[S] Chemical compound [Li].[S] JDZCKJOXGCMJGS-UHFFFAOYSA-N 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 239000006229 carbon black Substances 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920000098 polyolefin Polymers 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 229920001940 conductive polymer Polymers 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000011244 liquid electrolyte Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 229920005594 polymer fiber Polymers 0.000 description 2
- 229920001021 polysulfide Polymers 0.000 description 2
- 239000005077 polysulfide Substances 0.000 description 2
- 150000008117 polysulfides Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- 229910001290 LiPF6 Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 229910052806 inorganic carbonate Inorganic materials 0.000 description 1
- 229910052920 inorganic sulfate Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000002641 lithium Chemical class 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- BFZPBUKRYWOWDV-UHFFFAOYSA-N lithium;oxido(oxo)cobalt Chemical compound [Li+].[O-][Co]=O BFZPBUKRYWOWDV-UHFFFAOYSA-N 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000001771 vacuum deposition Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
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- H—ELECTRICITY
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- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H—ELECTRICITY
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
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- H01M10/058—Construction or manufacture
- H01M10/0585—Construction or manufacture of accumulators having only flat construction elements, i.e. flat positive electrodes, flat negative electrodes and flat separators
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- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
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Abstract
Description
Claims (11)
- セパレータ/アノードアセンブリを備えるリチウム電池であって、
前記セパレータ/アノードアセンブリは、
アノード層と、
前記アノード層の一方の側にある多孔性セパレータ層であって、有機ポリマーと、無機酸化物粒子と、を含む多孔性セパレータ層と、を備え、
前記アノード層は、前記多孔性セパレータ層上に直接コーティングされている、
リチウム電池。 - 前記無機酸化物粒子はアルミニウムベーマイトを含む、請求項1に記載のリチウム電池。
- 前記アノード層において前記多孔性セパレータ層の反対側にあるアノード電流コレクタ層であって、銅及びニッケルからなる群から選択された金属を含むアノード電流コレクタ層をさらに備える、請求項1に記載のリチウム電池。
- 前記アノード層はリチウム金属を含む、請求項1に記載のリチウム電池。
- 前記アノード層は顔料形態のアノード活性材料を含む、請求項1に記載のリチウム電池。
- 前記アノード層は、有機溶媒を含む顔料分散体を用いてコーティングされている、請求項1に記載のリチウム電池。
- セパレータ/カソードアセンブリを備えるリチウム電池であって、
前記セパレータ/カソードアセンブリは、
カソード層と、
前記カソード層の一方の側にある多孔性セパレータ層であって、有機ポリマーと、無機酸化物粒子と、を含む多孔性セパレータ層と、を備え、
前記カソード層は、前記多孔性セパレータ層上に直接コーティングされている、
リチウム電池。 - 前記無機酸化物粒子はアルミニウムベーマイトを含む、請求項7に記載のリチウム電池。
- 前記カソード層において前記多孔性セパレータ層の反対側にあるカソード電流コレクタ層であって、アルミニウム及びニッケルからなる群から選択された金属を含むカソード電流コレクタ層をさらに備える、請求項7に記載のリチウム電池。
- 前記カソード層は顔料形態のカソード活性材料を含む、請求項7に記載のリチウム電池。
- 前記カソード層は、有機溶媒を含む顔料分散体を用いてコーティングされている、請求項7に記載のリチウム電池。
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JP2023001816A JP2023040187A (ja) | 2009-05-26 | 2023-01-10 | ナノ多孔性セパレータ層を利用するリチウム電池 |
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US21713209P | 2009-05-26 | 2009-05-26 | |
US61/217,132 | 2009-05-26 | ||
JP2019193147A JP6868299B2 (ja) | 2009-05-26 | 2019-10-24 | ナノ多孔性セパレータ層を利用するリチウム電池 |
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