CN204834730U - 一种锂离子电池负极及其制得的锂离子电池 - Google Patents
一种锂离子电池负极及其制得的锂离子电池 Download PDFInfo
- Publication number
- CN204834730U CN204834730U CN201520531988.4U CN201520531988U CN204834730U CN 204834730 U CN204834730 U CN 204834730U CN 201520531988 U CN201520531988 U CN 201520531988U CN 204834730 U CN204834730 U CN 204834730U
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- negative
- aluminium oxide
- porous coating
- 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.)
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- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 110
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 124
- 239000011248 coating agent Substances 0.000 claims abstract description 39
- 238000000576 coating method Methods 0.000 claims abstract description 39
- 239000007773 negative electrode material Substances 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 18
- 238000009826 distribution Methods 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 11
- 239000013078 crystal Substances 0.000 claims description 9
- 239000003792 electrolyte Substances 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 5
- 230000004888 barrier function Effects 0.000 abstract description 13
- 239000012530 fluid Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 10
- 239000004698 Polyethylene Substances 0.000 description 9
- 229920000573 polyethylene Polymers 0.000 description 9
- 238000012360 testing method Methods 0.000 description 9
- 239000004743 Polypropylene Substances 0.000 description 8
- 229920001155 polypropylene Polymers 0.000 description 8
- 239000011230 binding agent Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 4
- -1 polypropylene Polymers 0.000 description 4
- 239000011148 porous material Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 239000002033 PVDF binder Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000011247 coating layer Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000007600 charging Methods 0.000 description 2
- 238000010281 constant-current constant-voltage charging Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910052493 LiFePO4 Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910002097 Lithium manganese(III,IV) oxide Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 238000001467 acupuncture Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005213 imbibition Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- OVAQODDUFGFVPR-UHFFFAOYSA-N lithium cobalt(2+) dioxido(dioxo)manganese Chemical compound [Li+].[Mn](=O)(=O)([O-])[O-].[Co+2] OVAQODDUFGFVPR-UHFFFAOYSA-N 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012982 microporous membrane Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520531988.4U CN204834730U (zh) | 2015-07-21 | 2015-07-21 | 一种锂离子电池负极及其制得的锂离子电池 |
Applications Claiming Priority (1)
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CN201520531988.4U CN204834730U (zh) | 2015-07-21 | 2015-07-21 | 一种锂离子电池负极及其制得的锂离子电池 |
Publications (1)
Publication Number | Publication Date |
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CN204834730U true CN204834730U (zh) | 2015-12-02 |
Family
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Family Applications (1)
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CN201520531988.4U Active CN204834730U (zh) | 2015-07-21 | 2015-07-21 | 一种锂离子电池负极及其制得的锂离子电池 |
Country Status (1)
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CN (1) | CN204834730U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109004153A (zh) * | 2018-06-28 | 2018-12-14 | 中国电力科学研究院有限公司 | 一种超薄电极支撑型无机隔膜及其制备方法 |
-
2015
- 2015-07-21 CN CN201520531988.4U patent/CN204834730U/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109004153A (zh) * | 2018-06-28 | 2018-12-14 | 中国电力科学研究院有限公司 | 一种超薄电极支撑型无机隔膜及其制备方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 116450 Liaoning City, Dalian City Garden Economic Zone Administrative Office A1-148 room Co-patentee after: DALIAN BAK NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. Patentee after: Dalian China Power Battery Co., Ltd. Address before: 116450 Liaoning City, Dalian City Garden Economic Zone Administrative Office A1-148 room Co-patentee before: DALIAN BAK NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. Patentee before: DALIAN BAK POWER BATTERY CO., LTD. |
|
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 116450 East Street, Rose Street, Garden Economic Zone, Liaoning, Dalian, China, No. 11 Co-patentee after: DALIAN BAK NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. Patentee after: Dalian China Power Battery Co., Ltd. Address before: 116450 Liaoning City, Dalian City Garden Economic Zone Administrative Office A1-148 room Co-patentee before: DALIAN BAK NEW ENERGY TECHNOLOGY DEVELOPMENT CO., LTD. Patentee before: Dalian China Power Battery Co., Ltd. |