HK1121289A1 - Cell system of lithium battery - Google Patents

Cell system of lithium battery

Info

Publication number
HK1121289A1
HK1121289A1 HK09100458.6A HK09100458A HK1121289A1 HK 1121289 A1 HK1121289 A1 HK 1121289A1 HK 09100458 A HK09100458 A HK 09100458A HK 1121289 A1 HK1121289 A1 HK 1121289A1
Authority
HK
Hong Kong
Prior art keywords
lithium ion
electrode material
ion battery
material system
lithium battery
Prior art date
Application number
HK09100458.6A
Original Assignee
Shenzhen Bak Battery Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shenzhen Bak Battery Co Ltd filed Critical Shenzhen Bak Battery Co Ltd
Publication of HK1121289A1 publication Critical patent/HK1121289A1/en

Links

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

The invention discloses an electrical core system of lithium ion battery, which comprises a positive electrode material system, a negative electrode material system and an electrolyte system, wherein the positive electrode material system comprises LiCoO2 with D50 of 10 to 15 mum and LiNixCoyMn(1-x-y)O2 with D50 of 5 to 8 mum, x is not larger than 0.9 and not less than 0.6 and y is not larger than 0.05 and not less than 0.3; the negative electrode material system is made from artificial graphite; the electrolyte system includes DMC, EMC, DEC and EC with a ratio of (0.5-1):(50-80):(0.5-1):(30-50). The electrical core of the lithium ion battery of the invention can enhance the cycle performance of the lithium ion battery, achieve a long cycle life of the lithium ion battery and save the energy resources.
HK09100458.6A 2008-02-03 2009-01-16 Cell system of lithium battery HK1121289A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200810066073A CN101232096B (en) 2008-02-03 2008-02-03 Lithium ion battery electric core architecture

Publications (1)

Publication Number Publication Date
HK1121289A1 true HK1121289A1 (en) 2009-04-17

Family

ID=39898379

Family Applications (1)

Application Number Title Priority Date Filing Date
HK09100458.6A HK1121289A1 (en) 2008-02-03 2009-01-16 Cell system of lithium battery

Country Status (2)

Country Link
CN (1) CN101232096B (en)
HK (1) HK1121289A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101510625B (en) * 2009-03-26 2011-01-12 西安瑟福能源科技有限公司 Ultra-high magnification lithium ion battery
CN106602120A (en) * 2016-12-06 2017-04-26 惠州亿纬锂能股份有限公司 Novel structural battery production technology
WO2023070287A1 (en) * 2021-10-25 2023-05-04 宁德新能源科技有限公司 Positive electrode plate, electrochemical device, and electronic device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3558007B2 (en) * 1999-09-30 2004-08-25 宇部興産株式会社 Non-aqueous electrolyte and lithium secondary battery using the same
CN1331267C (en) * 2003-08-15 2007-08-08 比亚迪股份有限公司 Lithium ion secondary cell and method for preparing anode thereof
JP2004273153A (en) * 2003-03-05 2004-09-30 Sony Corp Battery
CN1971980A (en) * 2005-11-23 2007-05-30 比亚迪股份有限公司 Anode of battery and lithium ion battery using the same and their preparation method
WO2007108611A1 (en) * 2006-03-20 2007-09-27 Lg Chem, Ltd. Cathode materials for lithium battery having higher performance

Also Published As

Publication number Publication date
CN101232096A (en) 2008-07-30
CN101232096B (en) 2012-10-17

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