JP5260576B2 - リチウム二次電池 - Google Patents
リチウム二次電池 Download PDFInfo
- Publication number
- JP5260576B2 JP5260576B2 JP2010038108A JP2010038108A JP5260576B2 JP 5260576 B2 JP5260576 B2 JP 5260576B2 JP 2010038108 A JP2010038108 A JP 2010038108A JP 2010038108 A JP2010038108 A JP 2010038108A JP 5260576 B2 JP5260576 B2 JP 5260576B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- positive electrode
- negative electrode
- separator
- hydrogen carbonate
- 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.)
- Expired - Fee Related
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 30
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims abstract description 50
- 239000002952 polymeric resin Substances 0.000 claims abstract description 29
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 29
- 239000011230 binding agent Substances 0.000 claims abstract description 25
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims abstract description 25
- 235000017557 sodium bicarbonate Nutrition 0.000 claims abstract description 25
- 229910000028 potassium bicarbonate Inorganic materials 0.000 claims abstract description 21
- 235000015497 potassium bicarbonate Nutrition 0.000 claims abstract description 21
- 239000011736 potassium bicarbonate Substances 0.000 claims abstract description 21
- TYJJADVDDVDEDZ-UHFFFAOYSA-M potassium hydrogencarbonate Chemical compound [K+].OC([O-])=O TYJJADVDDVDEDZ-UHFFFAOYSA-M 0.000 claims abstract description 21
- 229940086066 potassium hydrogencarbonate Drugs 0.000 claims abstract description 19
- 239000011255 nonaqueous electrolyte Substances 0.000 claims abstract description 10
- 229910003002 lithium salt Inorganic materials 0.000 claims abstract description 6
- 159000000002 lithium salts Chemical class 0.000 claims abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 14
- 238000007599 discharging Methods 0.000 abstract 2
- 239000000843 powder Substances 0.000 description 21
- 239000002033 PVDF binder Substances 0.000 description 12
- 239000011248 coating agent Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 12
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 12
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 10
- -1 for example Substances 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 239000011148 porous material Substances 0.000 description 10
- 239000007774 positive electrode material Substances 0.000 description 10
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 239000007773 negative electrode material Substances 0.000 description 9
- 239000004698 Polyethylene Substances 0.000 description 8
- 239000004743 Polypropylene Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 229920000573 polyethylene Polymers 0.000 description 8
- 229920001155 polypropylene Polymers 0.000 description 8
- 239000002904 solvent Substances 0.000 description 8
- 239000006258 conductive agent Substances 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 239000011889 copper foil Substances 0.000 description 6
- 239000011888 foil Substances 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 239000003792 electrolyte Substances 0.000 description 5
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 description 5
- 230000035699 permeability Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000011267 electrode slurry Substances 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- 229910013870 LiPF 6 Inorganic materials 0.000 description 3
- 239000003125 aqueous solvent Substances 0.000 description 3
- 239000003960 organic solvent Substances 0.000 description 3
- 229910052723 transition metal Inorganic materials 0.000 description 3
- 150000003624 transition metals Chemical class 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920001973 fluoroelastomer Polymers 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000005979 thermal decomposition reaction Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- ZZXUZKXVROWEIF-UHFFFAOYSA-N 1,2-butylene carbonate Chemical compound CCC1COC(=O)O1 ZZXUZKXVROWEIF-UHFFFAOYSA-N 0.000 description 1
- LZDKZFUFMNSQCJ-UHFFFAOYSA-N 1,2-diethoxyethane Chemical compound CCOCCOCC LZDKZFUFMNSQCJ-UHFFFAOYSA-N 0.000 description 1
- VAYTZRYEBVHVLE-UHFFFAOYSA-N 1,3-dioxol-2-one Chemical compound O=C1OC=CO1 VAYTZRYEBVHVLE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910013063 LiBF 4 Inorganic materials 0.000 description 1
- 229910013684 LiClO 4 Inorganic materials 0.000 description 1
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 1
- 229910015118 LiMO Inorganic materials 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000006255 coating slurry Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010586 diagram Methods 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
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 238000009783 overcharge test Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229960003975 potassium Drugs 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- Y02E60/10—Energy storage using batteries
Landscapes
- Cell Separators (AREA)
- Secondary Cells (AREA)
Description
正極活物質にLiCoO2を用い、正極活物質,導電剤の黒鉛,結着剤のポリフッ化ビニリデンを85:10:5の重量比で混練機を用いて、30分間混練し、正極合剤を得た。
セパレータを除き、実施例1と同じ方法で、正極,負極及び電池を作製した。
セパレータを除き、実施例1と同じ方法で、正極,負極及び電池を作製した。
セパレータを除き、実施例1と同じ方法で、正極,負極及び電池を作製した。
セパレータを除き、実施例1と同じ方法で、正極,負極及び電池を作製した。
セパレータを除き、実施例1と同じ方法で、正極,負極及び電池を作製した。
2 負極
3 セパレータ
4 電池缶
5 正極集電リード片
6 負極集電リード片
7 正極集電リード部
8 負極集電リード部
9 電池蓋
10 安全弁
11 正極端子部
12 ガスケット
101 アルミニウム箔
102 銅箔
111 正極合剤
112 負極合剤
121 多孔質層
Claims (3)
- リチウムを吸蔵放出する正極とリチウムを吸蔵放出する負極とが、リチウム塩を含有する非水電解液およびセパレータを介して形成されるリチウム二次電池において、
前記セパレータは、多孔性高分子樹脂膜と、前記多孔性高分子樹脂膜の少なくとも片面に炭酸水素ナトリウムまたは/および炭酸水素カリウムと結着剤とを含む混合層と、を有することを特徴とするリチウム二次電池。 - 請求項1において、
前記混合層が、多孔質層であることを特徴とするリチウム二次電池。 - 請求項1において、
前記混合層の厚さが、3μm〜10μmであることを特徴とするリチウム二次電池。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010038108A JP5260576B2 (ja) | 2010-02-24 | 2010-02-24 | リチウム二次電池 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010038108A JP5260576B2 (ja) | 2010-02-24 | 2010-02-24 | リチウム二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011175810A JP2011175810A (ja) | 2011-09-08 |
JP5260576B2 true JP5260576B2 (ja) | 2013-08-14 |
Family
ID=44688501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010038108A Expired - Fee Related JP5260576B2 (ja) | 2010-02-24 | 2010-02-24 | リチウム二次電池 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5260576B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130126583A (ko) * | 2012-03-13 | 2013-11-20 | 가부시키가이샤 히타치세이사쿠쇼 | 비수 전해질 이차 전지 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3261688B2 (ja) * | 1994-08-23 | 2002-03-04 | キヤノン株式会社 | 二次電池及びその製造方法 |
JPH11191417A (ja) * | 1997-06-06 | 1999-07-13 | Matsushita Electric Ind Co Ltd | 非水電解質二次電池およびその製造方法 |
JP5201847B2 (ja) * | 2007-02-20 | 2013-06-05 | パナソニック株式会社 | 非水電解質二次電池 |
-
2010
- 2010-02-24 JP JP2010038108A patent/JP5260576B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2011175810A (ja) | 2011-09-08 |
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