中文版 | English
Title

负极片及其制备方法、锂离子电池

Author
First Inventor
卢周广
Original applicant
南方科技大学
First applicant
南方科技大学
Address of First applicant
518055 广东省深圳市南山区西丽学苑大道1088号
Current applicant
南方科技大学
Address of Current applicant
518055 广东省深圳市南山区西丽学苑大道1088号 (广东,深圳,南山区)
First Current Applicant
南方科技大学
Address of First Current Applicant
518055 广东省深圳市南山区西丽学苑大道1088号 (广东,深圳,南山区)
Application Number
CN202110745870.1
Application Date
2021-07-01
Open (Notice) Number
CN113594452B
Date Available
2022-09-30
Publication Years
2022-09-30
Status of Patent
授权
Legal Date
2022-09-30
Subtype
授权发明
SUSTech Authorship
First
Abstract
本发明属于锂电池领域,具体是一种负极片,所述负极片的集流体涂布或反应修饰有葡聚糖磺酸锂。本发明还公开了负极片的制备方法,以及包含该负极片的锂离子电池。本发明有效抑制了锂金属电池中锂枝晶的生长以及刺穿电池隔膜的现象,提高了锂电池的性能;在正极材料颗粒表面包覆具有较高结构和电化学稳定性以及优良离子和电子导电特性的均匀粘结剂界面层,从而有效解决了正极材料在高电压充电过程中的表面稳定性问题,提高了锂电池的性能。
Other Abstract
本发明属于锂电池领域,具体是一种负极片,所述负极片的集流体涂布或反应修饰有葡聚糖磺酸锂。本发明还公开了负极片的制备方法,以及包含该负极片的锂离子电池。本发明有效抑制了锂金属电池中锂枝晶的生长以及刺穿电池隔膜的现象,提高了锂电池的性能;在正极材料颗粒表面包覆具有较高结构和电化学稳定性以及优良离子和电子导电特性的均匀粘结剂界面层,从而有效解决了正极材料在高电压充电过程中的表面稳定性问题,提高了锂电池的性能。
CPC Classification Number
H01M4/602 ; H01M4/66 ; H01M10/0525 ; H01M4/0438 ; H01M2004/027 ; Y02E60/10
IPC Classification Number
H01M4/60 ; H01M4/66 ; H01M4/04 ; H01M10/0525
INPADOC Legal Status
(+PATENT GRANT)[2022-09-30][CN]
INPADOC Patent Family Count
1
Extended Patent Family Count
1
Priority date
2021-07-01
Patent Agent
曾敬
Agency
深圳市创富知识产权代理有限公司
URL[Source Record]
Data Source
PatSnap
Document TypePatent
Identifierhttp://kc.sustech.edu.cn/handle/2SGJ60CL/429954
DepartmentDepartment of Materials Science and Engineering
Recommended Citation
GB/T 7714
卢周广,李志强,黄贺,等. 负极片及其制备方法、锂离子电池[P]. 2022-09-30.
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