CN211045593U - 一种弹性分层硅基负极极片及包含该负极极片的锂电池 - Google Patents
一种弹性分层硅基负极极片及包含该负极极片的锂电池 Download PDFInfo
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- CN211045593U CN211045593U CN201922418884.3U CN201922418884U CN211045593U CN 211045593 U CN211045593 U CN 211045593U CN 201922418884 U CN201922418884 U CN 201922418884U CN 211045593 U CN211045593 U CN 211045593U
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- based negative
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 49
- 239000010703 silicon Substances 0.000 title claims abstract description 49
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000011889 copper foil Substances 0.000 claims abstract description 38
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 26
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 25
- 239000010439 graphite Substances 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 23
- 238000000576 coating method Methods 0.000 claims abstract description 23
- 229920002799 BoPET Polymers 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000007773 negative electrode material Substances 0.000 claims description 24
- 239000007774 positive electrode material Substances 0.000 claims description 22
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims description 4
- 239000002931 mesocarbon microbead Substances 0.000 claims description 3
- 229910021382 natural graphite Inorganic materials 0.000 claims description 3
- 229910000572 Lithium Nickel Cobalt Manganese Oxide (NCM) Inorganic materials 0.000 claims 1
- FBDMTTNVIIVBKI-UHFFFAOYSA-N [O-2].[Mn+2].[Co+2].[Ni+2].[Li+] Chemical compound [O-2].[Mn+2].[Co+2].[Ni+2].[Li+] FBDMTTNVIIVBKI-UHFFFAOYSA-N 0.000 claims 1
- 229910002102 lithium manganese oxide Inorganic materials 0.000 claims 1
- VLXXBCXTUVRROQ-UHFFFAOYSA-N lithium;oxido-oxo-(oxomanganiooxy)manganese Chemical compound [Li+].[O-][Mn](=O)O[Mn]=O VLXXBCXTUVRROQ-UHFFFAOYSA-N 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 18
- 239000000377 silicon dioxide Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 6
- 239000010406 cathode material Substances 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 11
- 239000002131 composite material Substances 0.000 description 5
- 239000002153 silicon-carbon composite material Substances 0.000 description 5
- ADKPKEZZYOUGBZ-UHFFFAOYSA-N [C].[O].[Si] Chemical compound [C].[O].[Si] ADKPKEZZYOUGBZ-UHFFFAOYSA-N 0.000 description 4
- OBNDGIHQAIXEAO-UHFFFAOYSA-N [O].[Si] Chemical compound [O].[Si] OBNDGIHQAIXEAO-UHFFFAOYSA-N 0.000 description 3
- 230000001351 cycling effect Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- QHGJSLXSVXVKHZ-UHFFFAOYSA-N dilithium;dioxido(dioxo)manganese Chemical compound [Li+].[Li+].[O-][Mn]([O-])(=O)=O QHGJSLXSVXVKHZ-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000007719 peel strength test Methods 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- HFCVPDYCRZVZDF-UHFFFAOYSA-N [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O Chemical compound [Li+].[Co+2].[Ni+2].[O-][Mn]([O-])(=O)=O HFCVPDYCRZVZDF-UHFFFAOYSA-N 0.000 description 1
- SOXUFMZTHZXOGC-UHFFFAOYSA-N [Li].[Mn].[Co].[Ni] Chemical compound [Li].[Mn].[Co].[Ni] SOXUFMZTHZXOGC-UHFFFAOYSA-N 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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CN201922418884.3U CN211045593U (zh) | 2019-12-27 | 2019-12-27 | 一种弹性分层硅基负极极片及包含该负极极片的锂电池 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111916753A (zh) * | 2020-07-23 | 2020-11-10 | 珠海冠宇电池股份有限公司 | 一种负极片及包括该负极片的锂离子电池 |
CN111916671A (zh) * | 2020-07-20 | 2020-11-10 | 陕西煤业化工技术研究院有限责任公司 | 锂离子电池负极、锂离子电池及锂离子电池负极制备方法 |
CN112331832A (zh) * | 2020-11-06 | 2021-02-05 | 珠海冠宇电池股份有限公司 | 硅负极片及其制备方法和锂离子电池 |
CN112802998A (zh) * | 2021-03-24 | 2021-05-14 | 燕山大学 | 一种硅基负极及其制备方法和应用 |
CN113488658A (zh) * | 2021-06-30 | 2021-10-08 | 浙江锋锂新能源科技有限公司 | 一种锂电池正极集流体及其制备方法与锂电池及其正极 |
CN114784225A (zh) * | 2022-05-27 | 2022-07-22 | 华中科技大学 | 一种复合负极结构及其在锂离子电池中的应用 |
CN117239064A (zh) * | 2023-11-16 | 2023-12-15 | 瑞浦兰钧能源股份有限公司 | 一种硅负极极片及其制备方法和应用 |
-
2019
- 2019-12-27 CN CN201922418884.3U patent/CN211045593U/zh active Active
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111916671A (zh) * | 2020-07-20 | 2020-11-10 | 陕西煤业化工技术研究院有限责任公司 | 锂离子电池负极、锂离子电池及锂离子电池负极制备方法 |
CN111916753A (zh) * | 2020-07-23 | 2020-11-10 | 珠海冠宇电池股份有限公司 | 一种负极片及包括该负极片的锂离子电池 |
CN112331832A (zh) * | 2020-11-06 | 2021-02-05 | 珠海冠宇电池股份有限公司 | 硅负极片及其制备方法和锂离子电池 |
CN112802998A (zh) * | 2021-03-24 | 2021-05-14 | 燕山大学 | 一种硅基负极及其制备方法和应用 |
CN112802998B (zh) * | 2021-03-24 | 2022-05-03 | 燕山大学 | 一种硅基负极及其制备方法和应用 |
CN113488658A (zh) * | 2021-06-30 | 2021-10-08 | 浙江锋锂新能源科技有限公司 | 一种锂电池正极集流体及其制备方法与锂电池及其正极 |
CN114784225A (zh) * | 2022-05-27 | 2022-07-22 | 华中科技大学 | 一种复合负极结构及其在锂离子电池中的应用 |
CN117239064A (zh) * | 2023-11-16 | 2023-12-15 | 瑞浦兰钧能源股份有限公司 | 一种硅负极极片及其制备方法和应用 |
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Effective date of registration: 20240222 Address after: 710061 3rd Floor, No. 88 Aerospace East Road, National Civil Aerospace Industry Base, Xi'an City, Shaanxi Province Patentee after: Shaanxi Qingke Energy Technology Co.,Ltd. Country or region after: China Address before: 710077 Shaanxi Coal Industry Chemical Group Co., Ltd. No. 2 Jinye Road, Xi'an High-tech Zone, Shaanxi Province Patentee before: SHAANXI COAL AND CHEMICAL TECHNOLOGY INSTITUTE Co.,Ltd. Country or region before: China |
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