CN113138138A - 一种锂离子电池极片中粘结剂迁移率测试方法 - Google Patents
一种锂离子电池极片中粘结剂迁移率测试方法 Download PDFInfo
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- CN113138138A CN113138138A CN202110320652.3A CN202110320652A CN113138138A CN 113138138 A CN113138138 A CN 113138138A CN 202110320652 A CN202110320652 A CN 202110320652A CN 113138138 A CN113138138 A CN 113138138A
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- 239000011230 binding agent Substances 0.000 title claims abstract description 42
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 34
- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 30
- 239000010410 layer Substances 0.000 claims abstract description 44
- 239000011149 active material Substances 0.000 claims abstract description 43
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- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010998 test method Methods 0.000 abstract description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052744 lithium Inorganic materials 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 238000001035 drying Methods 0.000 description 6
- 239000002002 slurry Substances 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
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- 239000012299 nitrogen atmosphere Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000006258 conductive agent Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000007773 negative electrode material Substances 0.000 description 2
- 238000000643 oven drying Methods 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
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- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910000489 osmium tetroxide Inorganic materials 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
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CN202110320652.3A CN113138138A (zh) | 2021-03-25 | 2021-03-25 | 一种锂离子电池极片中粘结剂迁移率测试方法 |
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CN202110320652.3A CN113138138A (zh) | 2021-03-25 | 2021-03-25 | 一种锂离子电池极片中粘结剂迁移率测试方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114184513A (zh) * | 2021-12-02 | 2022-03-15 | 华鼎国联四川动力电池有限公司 | 一种锂离子电池负极极片中粘接剂分布的检测方法 |
CN114744141A (zh) * | 2022-04-01 | 2022-07-12 | 湖北亿纬动力有限公司 | 一种极片、提升极片剥离力的方法及极片剥离力的表征方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102854083A (zh) * | 2012-08-15 | 2013-01-02 | 深圳市德方纳米科技有限公司 | 一种评估锂离子电池负极材料浆料沉降性和均匀性的方法 |
CN106018699A (zh) * | 2016-06-24 | 2016-10-12 | 中天储能科技有限公司 | 一种快速评估锂离子电池浆料分散性的方法 |
CN109728303A (zh) * | 2018-12-28 | 2019-05-07 | 浙江中科立德新材料有限公司 | 一种适用于锂离子电池硅基负极材料的水性导电粘结剂及其制备方法 |
CN111024681A (zh) * | 2019-12-17 | 2020-04-17 | 国联汽车动力电池研究院有限责任公司 | 一种三元锂离子电池正极极片分析方法 |
CN112067664A (zh) * | 2020-09-07 | 2020-12-11 | 湖北亿纬动力有限公司 | 一种评估锂离子电池极片中材料分散性的方法 |
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2021
- 2021-03-25 CN CN202110320652.3A patent/CN113138138A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102854083A (zh) * | 2012-08-15 | 2013-01-02 | 深圳市德方纳米科技有限公司 | 一种评估锂离子电池负极材料浆料沉降性和均匀性的方法 |
CN106018699A (zh) * | 2016-06-24 | 2016-10-12 | 中天储能科技有限公司 | 一种快速评估锂离子电池浆料分散性的方法 |
CN109728303A (zh) * | 2018-12-28 | 2019-05-07 | 浙江中科立德新材料有限公司 | 一种适用于锂离子电池硅基负极材料的水性导电粘结剂及其制备方法 |
CN111024681A (zh) * | 2019-12-17 | 2020-04-17 | 国联汽车动力电池研究院有限责任公司 | 一种三元锂离子电池正极极片分析方法 |
CN112067664A (zh) * | 2020-09-07 | 2020-12-11 | 湖北亿纬动力有限公司 | 一种评估锂离子电池极片中材料分散性的方法 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114184513A (zh) * | 2021-12-02 | 2022-03-15 | 华鼎国联四川动力电池有限公司 | 一种锂离子电池负极极片中粘接剂分布的检测方法 |
CN114184513B (zh) * | 2021-12-02 | 2024-02-27 | 华鼎国联四川动力电池有限公司 | 一种锂离子电池负极极片中粘接剂分布的检测方法 |
CN114744141A (zh) * | 2022-04-01 | 2022-07-12 | 湖北亿纬动力有限公司 | 一种极片、提升极片剥离力的方法及极片剥离力的表征方法 |
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Effective date of registration: 20211112 Address after: 311215 No. 855, Jianshe Second Road, economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant after: Wanxiang A123 Co.,Ltd. Address before: 311215 No. 855, Jianshe Second Road, Xiaoshan Economic and Technological Development Zone, Xiaoshan District, Hangzhou City, Zhejiang Province Applicant before: Wanxiang A123 Co.,Ltd. Applicant before: WANXIANG GROUP Co.,Ltd. |
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