JP2017174694A - 非水電解質二次電池 - Google Patents
非水電解質二次電池 Download PDFInfo
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- JP2017174694A JP2017174694A JP2016060948A JP2016060948A JP2017174694A JP 2017174694 A JP2017174694 A JP 2017174694A JP 2016060948 A JP2016060948 A JP 2016060948A JP 2016060948 A JP2016060948 A JP 2016060948A JP 2017174694 A JP2017174694 A JP 2017174694A
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- positive electrode
- active material
- electrode active
- secondary battery
- electrolyte secondary
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
Description
ガス発生量は、上記の測定結果を基に、以下の式で算出される。
ガス発生量=(耐久試験後の評価用電池の体積)−(コンディショニング処理後の評価用電池の体積)
容量維持率(%)=(耐久試験後の容量)/(初期容量)×100(%)
11 電極体
12 ケース
12a ケース本体
12b 蓋
13 正極端子(電極端子)
13a 端部
14 負極端子(電極端子)
14a 端部
30 安全弁
32 注液孔
33 キャップ材
50 正極シート
51 正極集電箔
52 露出部
53 正極活物質層
60 負極シート
61 負極集電箔
62 露出部
63 負極活物質層
72,74 セパレータ
80 電解液
WL 捲回軸
Claims (1)
- 正極活物質粒子と、導電助剤とを含む正極活物質層を有し、
前記導電助剤は、標準生成エンタルピΔHfが−2096(kJ/mol)以下であるリン酸化合物によって、表面の少なくとも一部が覆われた炭素材料である、非水電解質二次電池。
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JP2016060948A JP6667104B2 (ja) | 2016-03-24 | 2016-03-24 | 非水電解質二次電池 |
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JP2016060948A JP6667104B2 (ja) | 2016-03-24 | 2016-03-24 | 非水電解質二次電池 |
Publications (2)
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JP2017174694A true JP2017174694A (ja) | 2017-09-28 |
JP6667104B2 JP6667104B2 (ja) | 2020-03-18 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003059492A (ja) * | 2001-08-17 | 2003-02-28 | Matsushita Electric Ind Co Ltd | リチウム二次電池およびその製造方法 |
WO2006018921A1 (ja) * | 2004-08-18 | 2006-02-23 | Central Research Institute Of Electric Power Industry | 有機電解質電池およびこれに用いられる正極シートの製造方法 |
JP2015170477A (ja) * | 2014-03-06 | 2015-09-28 | トヨタ自動車株式会社 | 非水電解液二次電池 |
WO2016121350A1 (ja) * | 2015-01-30 | 2016-08-04 | 三洋電機株式会社 | 非水電解質二次電池用正極及び非水電解質二次電池 |
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2016
- 2016-03-24 JP JP2016060948A patent/JP6667104B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003059492A (ja) * | 2001-08-17 | 2003-02-28 | Matsushita Electric Ind Co Ltd | リチウム二次電池およびその製造方法 |
WO2006018921A1 (ja) * | 2004-08-18 | 2006-02-23 | Central Research Institute Of Electric Power Industry | 有機電解質電池およびこれに用いられる正極シートの製造方法 |
JP2015170477A (ja) * | 2014-03-06 | 2015-09-28 | トヨタ自動車株式会社 | 非水電解液二次電池 |
WO2016121350A1 (ja) * | 2015-01-30 | 2016-08-04 | 三洋電機株式会社 | 非水電解質二次電池用正極及び非水電解質二次電池 |
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