CN102683629A - 电池隔膜、该隔膜制作方法及使用该隔膜制作电池的方法 - Google Patents
电池隔膜、该隔膜制作方法及使用该隔膜制作电池的方法 Download PDFInfo
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- CN102683629A CN102683629A CN2012101232045A CN201210123204A CN102683629A CN 102683629 A CN102683629 A CN 102683629A CN 2012101232045 A CN2012101232045 A CN 2012101232045A CN 201210123204 A CN201210123204 A CN 201210123204A CN 102683629 A CN102683629 A CN 102683629A
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- battery
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- battery diaphragm
- molecular polymer
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 229920000642 polymer Polymers 0.000 claims abstract description 64
- 239000002904 solvent Substances 0.000 claims abstract description 17
- 230000004888 barrier function Effects 0.000 claims description 43
- 238000007731 hot pressing Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 26
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 22
- -1 polytetrafluoroethylene Polymers 0.000 claims description 20
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 18
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 15
- 229920002125 Sokalan® Polymers 0.000 claims description 13
- 239000004584 polyacrylic acid Substances 0.000 claims description 13
- 239000004743 Polypropylene Substances 0.000 claims description 11
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 11
- 229920001155 polypropylene Polymers 0.000 claims description 11
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 11
- 239000011118 polyvinyl acetate Substances 0.000 claims description 11
- 229920002620 polyvinyl fluoride Polymers 0.000 claims description 11
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 10
- 239000012528 membrane Substances 0.000 claims description 9
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 8
- SIXOAUAWLZKQKX-UHFFFAOYSA-N carbonic acid;prop-1-ene Chemical compound CC=C.OC(O)=O SIXOAUAWLZKQKX-UHFFFAOYSA-N 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 2
- 230000009977 dual effect Effects 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 17
- 239000003792 electrolyte Substances 0.000 abstract description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 5
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 21
- 229920002521 macromolecule Polymers 0.000 description 15
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 239000000203 mixture Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 238000006557 surface reaction Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000002033 PVDF binder Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 230000036647 reaction Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N but-2-ene Chemical group CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000011165 process development Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Images
Classifications
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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
Landscapes
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201210123204.5A CN102683629B (zh) | 2012-04-24 | 2012-04-24 | 电池隔膜、该隔膜制作方法及使用该隔膜制作电池的方法 |
Applications Claiming Priority (1)
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CN201210123204.5A CN102683629B (zh) | 2012-04-24 | 2012-04-24 | 电池隔膜、该隔膜制作方法及使用该隔膜制作电池的方法 |
Publications (2)
Publication Number | Publication Date |
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CN102683629A true CN102683629A (zh) | 2012-09-19 |
CN102683629B CN102683629B (zh) | 2015-11-18 |
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CN201210123204.5A Active CN102683629B (zh) | 2012-04-24 | 2012-04-24 | 电池隔膜、该隔膜制作方法及使用该隔膜制作电池的方法 |
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CN (1) | CN102683629B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108470874A (zh) * | 2018-04-11 | 2018-08-31 | 北京国能电池科技股份有限公司 | 改善电芯挤压性能的方法、锂离子电池的制备工艺及锂离子电池 |
CN108780864A (zh) * | 2016-03-03 | 2018-11-09 | 苹果公司 | 用于湿法层合和干法层合电池单元的粘结剂 |
CN111934025A (zh) * | 2020-06-30 | 2020-11-13 | 天津力神电池股份有限公司 | 一种改善卷绕应力的电池极组及其应用的电池 |
US11289769B2 (en) | 2016-03-03 | 2022-03-29 | Apple Inc. | Binders for wet and dry lamination of battery cells |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101271988A (zh) * | 2008-03-24 | 2008-09-24 | 万向集团公司 | 聚合物锂离子电池电芯单片热压方式 |
CN101393975A (zh) * | 2008-10-10 | 2009-03-25 | 深圳市邦凯电子有限公司 | 胶态聚合物电池及其复合隔膜的制备方法 |
CN101630757A (zh) * | 2008-07-14 | 2010-01-20 | Tcl集团股份有限公司 | 一种锂离子电池的电芯结构 |
CN102306727A (zh) * | 2011-08-12 | 2012-01-04 | 沧州明珠塑料股份有限公司 | 聚合物改性聚烯烃锂离子电池隔膜及其制备方法 |
-
2012
- 2012-04-24 CN CN201210123204.5A patent/CN102683629B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101271988A (zh) * | 2008-03-24 | 2008-09-24 | 万向集团公司 | 聚合物锂离子电池电芯单片热压方式 |
CN101630757A (zh) * | 2008-07-14 | 2010-01-20 | Tcl集团股份有限公司 | 一种锂离子电池的电芯结构 |
CN101393975A (zh) * | 2008-10-10 | 2009-03-25 | 深圳市邦凯电子有限公司 | 胶态聚合物电池及其复合隔膜的制备方法 |
CN102306727A (zh) * | 2011-08-12 | 2012-01-04 | 沧州明珠塑料股份有限公司 | 聚合物改性聚烯烃锂离子电池隔膜及其制备方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108780864A (zh) * | 2016-03-03 | 2018-11-09 | 苹果公司 | 用于湿法层合和干法层合电池单元的粘结剂 |
US11289769B2 (en) | 2016-03-03 | 2022-03-29 | Apple Inc. | Binders for wet and dry lamination of battery cells |
CN108470874A (zh) * | 2018-04-11 | 2018-08-31 | 北京国能电池科技股份有限公司 | 改善电芯挤压性能的方法、锂离子电池的制备工艺及锂离子电池 |
CN111934025A (zh) * | 2020-06-30 | 2020-11-13 | 天津力神电池股份有限公司 | 一种改善卷绕应力的电池极组及其应用的电池 |
Also Published As
Publication number | Publication date |
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CN102683629B (zh) | 2015-11-18 |
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Owner name: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: SAIC CHERY AUTOMOBILE CO., LTD. Effective date: 20150707 |
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Effective date of registration: 20150707 Address after: 241000 Yijiang, Anhui Province Hua Jin Road South Applicant after: New-energy automobile Technology Co., Ltd. of Cherry Address before: 241009 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Applicant before: Saic Chery Automobile Co., Ltd. |
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Address after: 241000 No. 226 Jin Hua Nan Road, Yijiang hi tech Industrial Development Zone, Anhui, Wuhu Patentee after: Chery New Energy Automobile Co.,Ltd. Address before: 241000 flower road, Yijiang District, Anhui, Wuhu Patentee before: CHERY NEW ENERGY AUTOMOBILE TECHNOLOGY Co.,Ltd. |
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