JP2007280911A5 - - Google Patents
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- JP2007280911A5 JP2007280911A5 JP2006171450A JP2006171450A JP2007280911A5 JP 2007280911 A5 JP2007280911 A5 JP 2007280911A5 JP 2006171450 A JP2006171450 A JP 2006171450A JP 2006171450 A JP2006171450 A JP 2006171450A JP 2007280911 A5 JP2007280911 A5 JP 2007280911A5
- Authority
- JP
- Japan
- Prior art keywords
- battery
- separator
- coating layer
- positive electrode
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000011247 coating layer Substances 0.000 claims description 177
- 239000011230 binding agent Substances 0.000 claims description 102
- 239000002245 particle Substances 0.000 claims description 93
- 239000007774 positive electrode material Substances 0.000 claims description 73
- 239000000945 filler Substances 0.000 claims description 59
- 239000002002 slurry Substances 0.000 claims description 58
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 50
- 229910052744 lithium Inorganic materials 0.000 claims description 50
- 239000011148 porous material Substances 0.000 claims description 49
- 239000010410 layer Substances 0.000 claims description 48
- 239000011255 nonaqueous electrolyte Substances 0.000 claims description 36
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 31
- NLHHRLWOUZZQLW-UHFFFAOYSA-N acrylonitrile Chemical group C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 30
- -1 alkali metal salts Chemical class 0.000 claims description 27
- 229920000642 polymer Polymers 0.000 claims description 27
- 229920001577 copolymer Polymers 0.000 claims description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000007787 solid Substances 0.000 claims description 21
- 239000003232 water-soluble binding agent Substances 0.000 claims description 20
- 239000004094 surface-active agent Substances 0.000 claims description 18
- 239000007773 negative electrode material Substances 0.000 claims description 15
- 229910052782 aluminium Inorganic materials 0.000 claims description 14
- 229910052803 cobalt Inorganic materials 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 14
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 13
- 239000010941 cobalt Substances 0.000 claims description 13
- 239000012298 atmosphere Substances 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 10
- 239000011777 magnesium Substances 0.000 claims description 10
- 229910052748 manganese Inorganic materials 0.000 claims description 10
- 239000011572 manganese Substances 0.000 claims description 10
- 230000001105 regulatory Effects 0.000 claims description 10
- 150000003863 ammonium salts Chemical class 0.000 claims description 9
- PWHULOQIROXLJO-UHFFFAOYSA-N manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 9
- 239000010954 inorganic particle Substances 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 229920001888 polyacrylic acid Polymers 0.000 claims description 7
- 239000004584 polyacrylic acid Substances 0.000 claims description 7
- 239000011737 fluorine Substances 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 238000007606 doctor blade method Methods 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 4
- 238000007607 die coating method Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 238000007756 gravure coating Methods 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- 229910052783 alkali metal Inorganic materials 0.000 claims description 3
- 239000003235 non-water-soluble binding agent Substances 0.000 claims description 3
- 239000011780 sodium chloride Substances 0.000 claims description 3
- QCWXUUIWCKQGHC-UHFFFAOYSA-N zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims 1
- 238000003860 storage Methods 0.000 description 89
- 230000000052 comparative effect Effects 0.000 description 87
- 239000010408 film Substances 0.000 description 45
- 230000000694 effects Effects 0.000 description 42
- 239000006185 dispersion Substances 0.000 description 32
- 239000002904 solvent Substances 0.000 description 29
- 230000035699 permeability Effects 0.000 description 23
- 238000000576 coating method Methods 0.000 description 22
- 229910001416 lithium ion Inorganic materials 0.000 description 19
- 230000002829 reduced Effects 0.000 description 18
- 239000011248 coating agent Substances 0.000 description 16
- 239000000463 material Substances 0.000 description 16
- 230000000704 physical effect Effects 0.000 description 16
- 239000008151 electrolyte solution Substances 0.000 description 15
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium Ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 14
- 239000004698 Polyethylene (PE) Substances 0.000 description 14
- 229920000573 polyethylene Polymers 0.000 description 14
- 230000001629 suppression Effects 0.000 description 14
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 13
- 239000002033 PVDF binder Substances 0.000 description 12
- OGIDPMRJRNCKJF-UHFFFAOYSA-N TiO Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 12
- 238000007792 addition Methods 0.000 description 12
- 238000000354 decomposition reaction Methods 0.000 description 12
- 239000003792 electrolyte Substances 0.000 description 12
- 229910001929 titanium oxide Inorganic materials 0.000 description 12
- 238000006243 chemical reaction Methods 0.000 description 11
- 229920003048 styrene butadiene rubber Polymers 0.000 description 11
- 238000007599 discharging Methods 0.000 description 10
- 229910000625 lithium cobalt oxide Inorganic materials 0.000 description 10
- 238000001556 precipitation Methods 0.000 description 10
- 238000002360 preparation method Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 239000003960 organic solvent Substances 0.000 description 9
- 239000002174 Styrene-butadiene Substances 0.000 description 8
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 238000003618 dip coating Methods 0.000 description 8
- 239000004810 polytetrafluoroethylene Substances 0.000 description 8
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 8
- 238000004364 calculation method Methods 0.000 description 7
- 238000010828 elution Methods 0.000 description 7
- 238000007086 side reaction Methods 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000010936 titanium Substances 0.000 description 6
- 229910052719 titanium Inorganic materials 0.000 description 6
- 229910010413 TiO 2 Inorganic materials 0.000 description 5
- 239000002131 composite material Substances 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 238000011068 load Methods 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N n-methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 5
- 230000035515 penetration Effects 0.000 description 5
- 239000000376 reactant Substances 0.000 description 5
- 239000002562 thickening agent Substances 0.000 description 5
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 4
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 4
- 230000002159 abnormal effect Effects 0.000 description 4
- 239000011149 active material Substances 0.000 description 4
- 238000010296 bead milling Methods 0.000 description 4
- 229910001429 cobalt ion Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000012528 membrane Substances 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000002344 surface layer Substances 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- RUOJZAUFBMNUDX-UHFFFAOYSA-N Propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 3
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive Effects 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000000670 limiting Effects 0.000 description 3
- 229910003002 lithium salt Inorganic materials 0.000 description 3
- 159000000002 lithium salts Chemical class 0.000 description 3
- 229910001437 manganese ion Inorganic materials 0.000 description 3
- 239000002736 nonionic surfactant Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 229920000058 polyacrylate Polymers 0.000 description 3
- 229920002239 polyacrylonitrile Polymers 0.000 description 3
- 238000006479 redox reaction Methods 0.000 description 3
- 230000001603 reducing Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 230000002522 swelling Effects 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- 229910052718 tin Inorganic materials 0.000 description 3
- 229920003176 water-insoluble polymer Polymers 0.000 description 3
- 229920003169 water-soluble polymer Polymers 0.000 description 3
- 229910013870 LiPF 6 Inorganic materials 0.000 description 2
- 206010024769 Local reaction Diseases 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 239000001768 carboxy methyl cellulose Substances 0.000 description 2
- 229920003174 cellulose-based polymer Polymers 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 150000005678 chain carbonates Chemical class 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 150000005676 cyclic carbonates Chemical class 0.000 description 2
- 230000001351 cycling Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 239000011267 electrode slurry Substances 0.000 description 2
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 2
- 239000011245 gel electrolyte Substances 0.000 description 2
- 239000005001 laminate film Substances 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052758 niobium Inorganic materials 0.000 description 2
- 230000001590 oxidative Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 229920001690 polydopamine Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 description 2
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 description 2
- 239000006104 solid solution Substances 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- YEJRWHAVMIAJKC-UHFFFAOYSA-N γ-lactone 4-hydroxy-butyric acid Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- CPBZARXQRZTYGI-UHFFFAOYSA-N 3-cyclopentylpropylcyclohexane Chemical compound C1CCCCC1CCCC1CCCC1 CPBZARXQRZTYGI-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- 229940063834 Carboxymethylcellulose Sodium Drugs 0.000 description 1
- BGTOWKSIORTVQH-UHFFFAOYSA-N Cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 1
- IEJIGPNLZYLLBP-UHFFFAOYSA-N Dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 101700033034 LIPF Proteins 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013528 LiN(SO2 CF3)2 Inorganic materials 0.000 description 1
- 229910013385 LiN(SO2C2F5)2 Inorganic materials 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- AHHWIHXENZJRFG-UHFFFAOYSA-N Oxetane Chemical compound C1COC1 AHHWIHXENZJRFG-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 229920001721 Polyimide Polymers 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 241000156302 Porcine hemagglutinating encephalomyelitis virus Species 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N Tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000005456 alcohol based solvent Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- REDXJYDRNCIFBQ-UHFFFAOYSA-N aluminium(3+) Chemical class [Al+3] REDXJYDRNCIFBQ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 230000000903 blocking Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000003660 carbonate based solvent Substances 0.000 description 1
- 229920003123 carboxymethyl cellulose sodium Polymers 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 238000005039 chemical industry Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000004059 degradation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 230000001687 destabilization Effects 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029578 entry into host Effects 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 230000001747 exhibiting Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- KDCIHNCMPUBDKT-UHFFFAOYSA-N hexane;propan-2-one Chemical compound CC(C)=O.CCCCCC KDCIHNCMPUBDKT-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 230000000149 penetrating Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920001281 polyalkylene Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000011528 polyamide (building material) Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006171450A JP4958484B2 (ja) | 2006-03-17 | 2006-06-21 | 非水電解質電池及びその製造方法 |
| CN2007800177546A CN101443948B (zh) | 2006-03-17 | 2007-03-16 | 非水电解质电池及其制造方法 |
| PCT/JP2007/055446 WO2007108426A1 (ja) | 2006-03-17 | 2007-03-16 | 非水電解質電池及びその製造方法 |
| KR1020087025293A KR20090007710A (ko) | 2006-03-17 | 2007-03-16 | 비수 전해질 전지 및 그 제조 방법 |
| US12/293,399 US20090136848A1 (en) | 2006-03-17 | 2007-03-16 | Non-aqueous electrolyte battery and method of manufacturing the same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006074554 | 2006-03-17 | ||
| JP2006074554 | 2006-03-17 | ||
| JP2006171450A JP4958484B2 (ja) | 2006-03-17 | 2006-06-21 | 非水電解質電池及びその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007280911A JP2007280911A (ja) | 2007-10-25 |
| JP2007280911A5 true JP2007280911A5 (ko) | 2009-04-02 |
| JP4958484B2 JP4958484B2 (ja) | 2012-06-20 |
Family
ID=38682128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006171450A Active JP4958484B2 (ja) | 2006-03-17 | 2006-06-21 | 非水電解質電池及びその製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4958484B2 (ko) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008210782A (ja) * | 2007-01-29 | 2008-09-11 | Hitachi Maxell Ltd | 電池用セパレータ、電池用セパレータの製造方法およびリチウム二次電池 |
| US10862091B2 (en) | 2007-05-10 | 2020-12-08 | Maxell Holdings, Ltd. | Electrochemical device comprising separator with laminated porous layers |
| JP2009032677A (ja) | 2007-07-04 | 2009-02-12 | Hitachi Maxell Ltd | セパレータ用多孔質膜およびその製造方法、電池用セパレータおよびその製造方法、電池用電極およびその製造方法、ならびにリチウム二次電池 |
| US9166251B2 (en) | 2007-10-03 | 2015-10-20 | Hitachi Maxell, Ltd. | Battery separator and nonaqueous electrolyte battery |
| WO2009096451A1 (ja) | 2008-01-29 | 2009-08-06 | Hitachi Maxell, Ltd. | 絶縁層形成用スラリー、電気化学素子用セパレータおよびその製造方法、並びに電気化学素子 |
| EP2282364B1 (en) | 2008-03-31 | 2014-05-21 | Zeon Corporation | Porous film and secondary cell electrode |
| JP5937776B2 (ja) * | 2008-05-22 | 2016-06-22 | 日立マクセル株式会社 | 電池用セパレータおよび電池 |
| JP5213534B2 (ja) * | 2008-06-17 | 2013-06-19 | 三洋電機株式会社 | 非水電解質二次電池及びその製造方法 |
| JP5399190B2 (ja) * | 2009-09-29 | 2014-01-29 | 古河電池株式会社 | 非水電解質二次電池用セパレータの製造方法 |
| JP5707961B2 (ja) * | 2010-01-21 | 2015-04-30 | 東レ株式会社 | 蓄電デバイス用セパレータ |
| WO2011129169A1 (ja) * | 2010-04-16 | 2011-10-20 | 日立マクセル株式会社 | 電気化学素子用セパレータおよびそれを用いた電気化学素子、並びにその電気化学素子用セパレータの製造方法 |
| US20130034769A1 (en) | 2010-04-19 | 2013-02-07 | Mitsubishi Plastics, Inc. | Laminated porous film, separator for non-aqueous electrolyte battery, and non-aqueous electrolyte secondary battery |
| JP5614578B2 (ja) * | 2010-07-27 | 2014-10-29 | トヨタ自動車株式会社 | 水性組成物の製造方法 |
| WO2012023197A1 (ja) * | 2010-08-19 | 2012-02-23 | トヨタ自動車株式会社 | リチウムイオン二次電池および該電池用セパレータ |
| US20130143095A1 (en) | 2010-09-30 | 2013-06-06 | Mitsubishi Plastics, Inc. | Laminated porous film, separator for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery |
| JP5768359B2 (ja) | 2010-11-17 | 2015-08-26 | ソニー株式会社 | 耐熱性微多孔膜、電池用セパレータ及びリチウムイオン二次電池 |
| US8785032B2 (en) | 2011-06-02 | 2014-07-22 | Mitsubishi Plastics, Inc. | Multilayer porous film, separator for batteries, and battery |
| JP6257135B2 (ja) * | 2012-12-10 | 2018-01-10 | 三菱製紙株式会社 | リチウムイオン電池セパレータおよびリチウムイオン電池セパレータ用塗工液 |
| JP6233404B2 (ja) * | 2013-03-07 | 2017-11-22 | 日本ゼオン株式会社 | 二次電池セパレーターの多孔膜用スラリー、二次電池セパレーター用多孔膜及びその製造方法、二次電池用セパレーター並びに二次電池 |
| US9887407B2 (en) | 2014-04-04 | 2018-02-06 | Lg Chem, Ltd. | Secondary battery with improved life characteristics |
| JP6094542B2 (ja) | 2014-07-29 | 2017-03-15 | 住友化学株式会社 | 多孔質膜 |
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