CN109004287A - 一种含有ptc效应集流体的锂离子电池的制备方法 - Google Patents
一种含有ptc效应集流体的锂离子电池的制备方法 Download PDFInfo
- Publication number
- CN109004287A CN109004287A CN201810905059.3A CN201810905059A CN109004287A CN 109004287 A CN109004287 A CN 109004287A CN 201810905059 A CN201810905059 A CN 201810905059A CN 109004287 A CN109004287 A CN 109004287A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- coating
- preparation
- collector
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 47
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 230000000694 effects Effects 0.000 title claims abstract description 36
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- 238000000576 coating method Methods 0.000 claims abstract description 55
- 239000011248 coating agent Substances 0.000 claims abstract description 54
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000007731 hot pressing Methods 0.000 claims abstract description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 238000001035 drying Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims abstract description 6
- 238000007639 printing Methods 0.000 claims abstract description 5
- 238000005507 spraying Methods 0.000 claims abstract description 5
- 239000011231 conductive filler Substances 0.000 claims description 20
- 239000000843 powder Substances 0.000 claims description 14
- 239000011888 foil Substances 0.000 claims description 13
- 239000011159 matrix material Substances 0.000 claims description 13
- 239000006255 coating slurry Substances 0.000 claims description 12
- 229920002521 macromolecule Polymers 0.000 claims description 12
- 238000002156 mixing Methods 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 12
- 239000003795 chemical substances by application Substances 0.000 claims description 11
- 238000005098 hot rolling Methods 0.000 claims description 11
- 239000003792 electrolyte Substances 0.000 claims description 10
- -1 polyethylene Polymers 0.000 claims description 10
- 238000004513 sizing Methods 0.000 claims description 10
- 239000011267 electrode slurry Substances 0.000 claims description 9
- 238000010422 painting Methods 0.000 claims description 9
- 229910001290 LiPF6 Inorganic materials 0.000 claims description 8
- 239000008367 deionised water Substances 0.000 claims description 7
- 229910021641 deionized water Inorganic materials 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000006230 acetylene black Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000011259 mixed solution Substances 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 239000006258 conductive agent Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000007773 negative electrode material Substances 0.000 claims description 5
- 239000007774 positive electrode material Substances 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000000643 oven drying Methods 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 229910052493 LiFePO4 Inorganic materials 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims description 2
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 2
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 239000005030 aluminium foil Substances 0.000 claims description 2
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 2
- 239000002041 carbon nanotube Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000011889 copper foil Substances 0.000 claims description 2
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 229910021385 hard carbon Inorganic materials 0.000 claims description 2
- 239000003273 ketjen black Substances 0.000 claims description 2
- 229910021382 natural graphite Inorganic materials 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 229920002223 polystyrene Polymers 0.000 claims description 2
- 229910021384 soft carbon Inorganic materials 0.000 claims description 2
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims 1
- 230000009977 dual effect Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 229910021389 graphene Inorganic materials 0.000 claims 1
- 150000004702 methyl esters Chemical class 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 7
- 238000003825 pressing Methods 0.000 abstract description 3
- 239000011149 active material Substances 0.000 abstract description 2
- 239000012752 auxiliary agent Substances 0.000 abstract description 2
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 18
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 10
- 238000004080 punching Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000011076 safety test Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 238000010281 constant-current constant-voltage charging Methods 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000007770 graphite material Substances 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000005416 organic matter Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000020411 cell activation Effects 0.000 description 2
- 238000007600 charging Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 239000006257 cathode slurry Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/665—Composites
- H01M4/667—Composites in the form of layers, e.g. coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/668—Composites of electroconductive material and synthetic resins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810905059.3A CN109004287A (zh) | 2018-08-09 | 2018-08-09 | 一种含有ptc效应集流体的锂离子电池的制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810905059.3A CN109004287A (zh) | 2018-08-09 | 2018-08-09 | 一种含有ptc效应集流体的锂离子电池的制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN109004287A true CN109004287A (zh) | 2018-12-14 |
Family
ID=64596118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810905059.3A Pending CN109004287A (zh) | 2018-08-09 | 2018-08-09 | 一种含有ptc效应集流体的锂离子电池的制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109004287A (zh) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110137426A (zh) * | 2019-05-25 | 2019-08-16 | 珠海冠宇电池有限公司 | 一种含有ptc涂层极片的制备方法及锂离子电池 |
CN110380006A (zh) * | 2019-06-05 | 2019-10-25 | 江西力能新能源科技有限公司 | 一种含ptc涂层的锂离子电池极片的制备方法 |
CN110444817A (zh) * | 2019-07-02 | 2019-11-12 | 萨姆蒂萨(天津)数据信息技术有限公司 | 一种锂电池 |
CN110890521A (zh) * | 2019-11-13 | 2020-03-17 | 星恒电源股份有限公司 | 一种高能量高安全性能锂离子电池 |
CN111048735A (zh) * | 2019-12-28 | 2020-04-21 | 横店集团东磁股份有限公司 | 一种自控温-限流锂离子电池极片及其制备方法和用途 |
CN112072216A (zh) * | 2020-09-18 | 2020-12-11 | 江西理工大学 | 一种低温锂离子电池用加热膜及其制备方法和应用 |
CN112242520A (zh) * | 2019-07-17 | 2021-01-19 | 珠海冠宇电池股份有限公司 | 一种基于多枝杈结构的石墨烯微球的ptc材料及其制备方法和应用 |
CN112825277A (zh) * | 2019-11-20 | 2021-05-21 | 珠海冠宇电池股份有限公司 | 一种聚合物基正温度系数热敏电阻复合材料及其制备方法和应用 |
CN113036209A (zh) * | 2021-03-01 | 2021-06-25 | 刘迪 | 一种高倍率聚合物锂电池及加工方法 |
CN113725555A (zh) * | 2021-09-28 | 2021-11-30 | 星恒电源(滁州)有限公司 | 一种锂离子电池隔膜及其制备方法 |
CN114267821A (zh) * | 2021-12-22 | 2022-04-01 | 西安瑟福能源科技有限公司 | 一种高安全锂离子电池用正极极片及其制备方法和应用 |
CN114583412A (zh) * | 2020-12-02 | 2022-06-03 | 珠海冠宇电池股份有限公司 | 一种负极极片及包括该负极极片的锂离子电池 |
CN114864955A (zh) * | 2022-05-31 | 2022-08-05 | 合肥国轩高科动力能源有限公司 | 一种复合集流体、制备方法及其制得的电极和电池 |
CN115020655A (zh) * | 2022-07-07 | 2022-09-06 | 贵州航盛锂能科技有限公司 | 钠离子电池负极材料及其制备方法 |
WO2023109363A1 (zh) * | 2021-12-15 | 2023-06-22 | 宁德时代新能源科技股份有限公司 | 一种正极极片、二次电池、电池模块、电池包和用电装置 |
WO2023151400A1 (zh) * | 2022-02-10 | 2023-08-17 | 中国第一汽车股份有限公司 | 一种复合集流体、制备方法及锂离子电池 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103187555A (zh) * | 2011-12-30 | 2013-07-03 | 万向电动汽车有限公司 | 一种锂离子动力电池正极极片的制作方法及采用该正极极片的锂离子动力电池 |
CN103956499A (zh) * | 2014-04-15 | 2014-07-30 | 洛阳月星新能源科技有限公司 | 一种用于锂离子电池中正极集流体的安全涂层制备方法 |
CN104253283A (zh) * | 2013-06-28 | 2014-12-31 | 苏州宝时得电动工具有限公司 | 电池 |
CN104409681A (zh) * | 2014-11-19 | 2015-03-11 | 上海航天电源技术有限责任公司 | 一种含ptc涂层的锂离子电池极片的制备方法 |
CN104821403A (zh) * | 2015-03-17 | 2015-08-05 | 江苏乐能电池股份有限公司 | 一种锂离子电池的制备方法 |
CN105470523A (zh) * | 2015-01-16 | 2016-04-06 | 万向A一二三系统有限公司 | 一种高安全性能锂离子动力电池 |
CN107565137A (zh) * | 2017-07-03 | 2018-01-09 | 北京卫蓝新能源科技有限公司 | 一种集流体及含有该集流体的极片、固态电池 |
CN108199005A (zh) * | 2018-01-03 | 2018-06-22 | 浙江衡远新能源科技有限公司 | 一种电池极片的碾压方法及设备 |
-
2018
- 2018-08-09 CN CN201810905059.3A patent/CN109004287A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103187555A (zh) * | 2011-12-30 | 2013-07-03 | 万向电动汽车有限公司 | 一种锂离子动力电池正极极片的制作方法及采用该正极极片的锂离子动力电池 |
CN104253283A (zh) * | 2013-06-28 | 2014-12-31 | 苏州宝时得电动工具有限公司 | 电池 |
CN103956499A (zh) * | 2014-04-15 | 2014-07-30 | 洛阳月星新能源科技有限公司 | 一种用于锂离子电池中正极集流体的安全涂层制备方法 |
CN104409681A (zh) * | 2014-11-19 | 2015-03-11 | 上海航天电源技术有限责任公司 | 一种含ptc涂层的锂离子电池极片的制备方法 |
CN105470523A (zh) * | 2015-01-16 | 2016-04-06 | 万向A一二三系统有限公司 | 一种高安全性能锂离子动力电池 |
CN104821403A (zh) * | 2015-03-17 | 2015-08-05 | 江苏乐能电池股份有限公司 | 一种锂离子电池的制备方法 |
CN107565137A (zh) * | 2017-07-03 | 2018-01-09 | 北京卫蓝新能源科技有限公司 | 一种集流体及含有该集流体的极片、固态电池 |
CN108199005A (zh) * | 2018-01-03 | 2018-06-22 | 浙江衡远新能源科技有限公司 | 一种电池极片的碾压方法及设备 |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110137426A (zh) * | 2019-05-25 | 2019-08-16 | 珠海冠宇电池有限公司 | 一种含有ptc涂层极片的制备方法及锂离子电池 |
CN110380006A (zh) * | 2019-06-05 | 2019-10-25 | 江西力能新能源科技有限公司 | 一种含ptc涂层的锂离子电池极片的制备方法 |
CN110444817A (zh) * | 2019-07-02 | 2019-11-12 | 萨姆蒂萨(天津)数据信息技术有限公司 | 一种锂电池 |
CN110444817B (zh) * | 2019-07-02 | 2024-04-26 | 萨姆蒂萨集成设备设计(邢台)有限公司 | 一种锂电池 |
CN112242520A (zh) * | 2019-07-17 | 2021-01-19 | 珠海冠宇电池股份有限公司 | 一种基于多枝杈结构的石墨烯微球的ptc材料及其制备方法和应用 |
CN110890521A (zh) * | 2019-11-13 | 2020-03-17 | 星恒电源股份有限公司 | 一种高能量高安全性能锂离子电池 |
CN110890521B (zh) * | 2019-11-13 | 2022-04-01 | 星恒电源股份有限公司 | 一种高能量高安全性能锂离子电池 |
CN112825277A (zh) * | 2019-11-20 | 2021-05-21 | 珠海冠宇电池股份有限公司 | 一种聚合物基正温度系数热敏电阻复合材料及其制备方法和应用 |
CN112825277B (zh) * | 2019-11-20 | 2023-02-03 | 珠海冠宇电池股份有限公司 | 一种聚合物基正温度系数热敏电阻复合材料及其制备方法和应用 |
CN111048735A (zh) * | 2019-12-28 | 2020-04-21 | 横店集团东磁股份有限公司 | 一种自控温-限流锂离子电池极片及其制备方法和用途 |
CN112072216A (zh) * | 2020-09-18 | 2020-12-11 | 江西理工大学 | 一种低温锂离子电池用加热膜及其制备方法和应用 |
CN112072216B (zh) * | 2020-09-18 | 2021-11-23 | 江西理工大学 | 一种低温锂离子电池用加热膜及其制备方法和应用 |
CN114583412A (zh) * | 2020-12-02 | 2022-06-03 | 珠海冠宇电池股份有限公司 | 一种负极极片及包括该负极极片的锂离子电池 |
CN113036209A (zh) * | 2021-03-01 | 2021-06-25 | 刘迪 | 一种高倍率聚合物锂电池及加工方法 |
CN113725555A (zh) * | 2021-09-28 | 2021-11-30 | 星恒电源(滁州)有限公司 | 一种锂离子电池隔膜及其制备方法 |
CN113725555B (zh) * | 2021-09-28 | 2023-03-10 | 星恒电源(滁州)有限公司 | 一种锂离子电池隔膜及其制备方法 |
WO2023109363A1 (zh) * | 2021-12-15 | 2023-06-22 | 宁德时代新能源科技股份有限公司 | 一种正极极片、二次电池、电池模块、电池包和用电装置 |
CN114267821A (zh) * | 2021-12-22 | 2022-04-01 | 西安瑟福能源科技有限公司 | 一种高安全锂离子电池用正极极片及其制备方法和应用 |
CN114267821B (zh) * | 2021-12-22 | 2024-05-24 | 西安瑟福能源科技有限公司 | 一种高安全锂离子电池用正极极片及其制备方法和应用 |
WO2023151400A1 (zh) * | 2022-02-10 | 2023-08-17 | 中国第一汽车股份有限公司 | 一种复合集流体、制备方法及锂离子电池 |
CN114864955A (zh) * | 2022-05-31 | 2022-08-05 | 合肥国轩高科动力能源有限公司 | 一种复合集流体、制备方法及其制得的电极和电池 |
CN115020655A (zh) * | 2022-07-07 | 2022-09-06 | 贵州航盛锂能科技有限公司 | 钠离子电池负极材料及其制备方法 |
CN115020655B (zh) * | 2022-07-07 | 2024-04-16 | 贵州航盛锂能科技有限公司 | 钠离子电池负极材料及其制备方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109004287A (zh) | 一种含有ptc效应集流体的锂离子电池的制备方法 | |
CN105161661A (zh) | 一种锂离子电池复合隔膜及其制备方法以及一种锂离子电池 | |
CN105118970A (zh) | 一种锂离子电池复合极片及其制备方法以及一种锂离子电池 | |
CN110247009A (zh) | 一种防过充隔膜及其制备方法和锂离子电池 | |
CN109980290B (zh) | 一种混合固液电解质锂蓄电池 | |
CN116387606B (zh) | 全固态电池极片及其制备方法、全固态电池和涉电设备 | |
CN112018327A (zh) | 一种负极片及制备方法、电池 | |
CN102916197A (zh) | 一种集流体及其制备方法以及锂离子电池电极片、电池 | |
CN109994707B (zh) | 正极片及其制备方法、电池 | |
CN115566255B (zh) | 一种二次电池及用电设备 | |
CN114824259A (zh) | 一种锂离子电池复合正极片及其制备方法、锂离子电池 | |
CN111740100A (zh) | 正极浆料以及锂离子电池 | |
CN111987373A (zh) | 一种基于正极保护的固态电解质涂层、正极片及制备方法 | |
CN112786971A (zh) | 一种负极预锂化锂离子电池的制备方法及负极预锂化锂离子电池 | |
WO2021189339A1 (zh) | 负极极片、电化学装置和电子装置 | |
CN108878893A (zh) | 一种快充锂离子电池负极用改性集流体及其制备方法 | |
CN115700935A (zh) | 正极集流体固态电解质涂层、正极极片及制备方法和应用 | |
CN111786040A (zh) | 极片及其应用、含有该极片的低温升长寿命锂离子电池 | |
KR101586536B1 (ko) | 전고상 리튬이차전지용 탄소섬유 시트 집전체의 제조방법 및 탄소섬유 시트 집전체를 포함하는 전고상 리튬이차전지 | |
CN110364681A (zh) | 一种三重保护的高安全性的锂离子电池正极片 | |
CN110380057A (zh) | 一种耐过充锂离子电池 | |
CN108428564A (zh) | 一种锂离子电容器用负极片的制备方法 | |
CN112635701A (zh) | 一种锂电池电极及其干法制备方法和应用 | |
CN115483431B (zh) | 无隔膜固态锂离子电池及其制备方法 | |
CN110391422A (zh) | 一种含陶瓷涂层的锂电池极片结构及其制备工艺 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 519180 Guangdong Province, Zhuhai city Doumen District Xinqing Technology Industrial Park Mount Everest Road No. nine Applicant after: ZHUHAI COSLIGHT BATTERY Co.,Ltd. Address before: 519180 Guangdong Province, Zhuhai city Doumen District Xinqing Technology Industrial Park Mount Everest Road No. nine Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 519180 Guangdong Province, Zhuhai city Doumen District Xinqing Technology Industrial Park Mount Everest Road No. nine Applicant after: Zhuhai CosMX Battery Co.,Ltd. Address before: 519180 Guangdong Province, Zhuhai city Doumen District Xinqing Technology Industrial Park Mount Everest Road No. nine Applicant before: ZHUHAI COSLIGHT BATTERY Co.,Ltd. |
|
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181214 |