Invention Application
- Patent Title: BINDER COMPOSITION FOR RECHARGEABLE BATTERY AND RECHARGEABLE LITHIUM BATTERY HAVING THE SAME
- Patent Title (中): 具有可充电电池和可充电锂电池的粘合剂组合物
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Application No.: US14149771Application Date: 2014-01-07
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Publication No.: US20140272574A1Publication Date: 2014-09-18
- Inventor: Dongho Son , Kijun Kim , Junkyu Cha , Nari Seo
- Applicant: SAMSUNG SDI CO., LTD.
- Applicant Address: KR Yongin-si
- Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee Address: KR Yongin-si
- Priority: KR10-2013-0026878 20130313
- Main IPC: H01M4/62
- IPC: H01M4/62
Abstract:
A binder composition for a rechargeable battery, including a binder polymer having a glass transition temperature (Tg) of 20° C. or less, and having a storage modulus (60° C.) of 50-150 MPa. The binder composition according to an embodiment can improve life characteristics of the rechargeable battery by efficiently controlling expansion of a negative electrode plate.
Public/Granted literature
- US09484579B2 Binder composition for rechargeable battery and rechargeable lithium battery having the same Public/Granted day:2016-11-01
Information query
