CN101809784B - 非水电解质电池用隔膜和非水电解质电池 - Google Patents
非水电解质电池用隔膜和非水电解质电池 Download PDFInfo
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- CN101809784B CN101809784B CN2008801092003A CN200880109200A CN101809784B CN 101809784 B CN101809784 B CN 101809784B CN 2008801092003 A CN2008801092003 A CN 2008801092003A CN 200880109200 A CN200880109200 A CN 200880109200A CN 101809784 B CN101809784 B CN 101809784B
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Images
Classifications
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- H—ELECTRICITY
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- H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
- H01M50/409—Separators, membranes or diaphragms characterised by the material
- H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
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Abstract
Description
对数粘度[dl/g] | 分子量分布(Mw/Mn) | 酸值[KOHmg/g] | 静态接触角[°] | 多孔层的状态 | |
实施例A1 | 0.6 | 2.7 | 11.2 | 85 | 没有无机微粒的崩落 |
实施例A2 | 0.6 | 2.7 | 19.6 | 81 | 没有无机微粒的崩落 |
实施例A3 | 0.6 | 2.8 | 25.2 | 76 | 没有无机微粒的崩落 |
实施例A4 | 1.4 | 2.5 | 5.8 | 85 | 没有无机微粒的崩落 |
比较例W1 | 0.5 | 3.1 | 35.3 | 70 | 在电解液中溶胀、有无机微粒的崩落 |
比较例W2 | 0.4 | 3.7 | 23.5 | 78 | 在电解液中溶胀、有无机微粒的崩落 |
比较例W3 | 1.6 | 3.0 | 4.8 | 94 | 无机微粒不崩落、电解液的渗透慢 |
树脂粘合剂∶无机微粒的重量比率 | 制膜时的粘结状态 | 电池制作工序中的剥离状态 | |
实施例A1 | 5∶95 | 良好 | 不剥离 |
实施例A5 | 10∶90 | 良好 | 不剥离 |
实施例A6 | 15∶85 | 良好 | 不剥离 |
比较例W4 | 4∶96 | 部分剥离 | 部分剥离 |
比较例W5 | 3∶97 | 不粘结 | - |
树脂粘合剂的酸值(KOHmg/g) | 酰亚胺键比率(%) | 充电电压(V) | 放电容量维持率(%) | |
实施例B1 | 11.2 | 48 | 4.30 | 66 |
实施例B2 | 11.2 | 48 | 4.32 | 61 |
实施例B3 | 11.2 | 48 | 4.34 | 60 |
实施例B4 | 11.2 | 48 | 4.36 | 47 |
实施例B5 | 11.2 | 48 | 4.38 | 48 |
比较例Z1 | 3.9 | 37 | 4.30 | 64 |
比较例Z2 | 3.9 | 37 | 4.32 | 56 |
比较例Z3 | 3.9 | 37 | 4.34 | 0 |
比较例Z4 | 3.9 | 37 | 4.36 | 0 |
比较例Z5 | 3.9 | 37 | 4.38 | 0 |
Claims (8)
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PCT/JP2008/067113 WO2009041395A1 (ja) | 2007-09-27 | 2008-09-22 | 非水電解質電池用セパレータ及び非水電解質電池 |
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KR20140045427A (ko) * | 2011-05-19 | 2014-04-16 | 바스프 에스이 | 폴리이미드를 포함하는 전기화학 셀 |
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JP2013206560A (ja) * | 2012-03-27 | 2013-10-07 | Tdk Corp | 非水系二次電池用セパレータ |
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WO2014002701A1 (ja) * | 2012-06-29 | 2014-01-03 | 三菱樹脂株式会社 | 積層多孔フィルム、非水電解液二次電池用セパレータ、及び非水電解液二次電池 |
JP6117493B2 (ja) * | 2012-08-03 | 2017-04-19 | 三菱樹脂株式会社 | 積層多孔フィルム、非水電解液二次電池用セパレータ、及び非水電解液二次電池 |
US9758629B2 (en) | 2012-09-11 | 2017-09-12 | Jsr Corporation | Composition for producing protective film, protective film, and electrical storage device |
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JPWO2015008626A1 (ja) | 2013-07-18 | 2017-03-02 | Jsr株式会社 | 蓄電デバイス用バインダー組成物、蓄電デバイス用スラリー、蓄電デバイス電極、セパレーターおよび蓄電デバイス |
JP6152028B2 (ja) * | 2013-09-27 | 2017-06-21 | 積水化学工業株式会社 | 耐熱性微多孔フィルム、並びにこれを用いたセパレータ及び電池 |
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JP2016081711A (ja) * | 2014-10-16 | 2016-05-16 | Tdk株式会社 | セパレータ、及びそれを用いたリチイウムイオン二次電池 |
JP2016081710A (ja) * | 2014-10-16 | 2016-05-16 | Tdk株式会社 | セパレータ、及びそれを用いたリチウムイオン二次電池 |
HUE047979T2 (hu) * | 2015-11-11 | 2020-05-28 | Teijin Ltd | Szeparátor nem-vizes másodlagos akkumulátorhoz és nem-vizes másodlagos akkumulátor |
CN109075316B (zh) * | 2016-04-19 | 2021-09-21 | 日本瑞翁株式会社 | 非水系二次电池功能层用粘接剂组合物、功能层用组合物、功能层、电池构件及电池 |
JP7022366B2 (ja) * | 2017-09-01 | 2022-02-18 | 株式会社Gsユアサ | 蓄電素子及び蓄電装置 |
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