Invention Application
- Patent Title: COMPOSITE SEPARATOR FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY USING THE COMPOSITE SEPARATOR
- Patent Title (中): 用于锂二次电池的复合分离器和使用复合分离器的锂二次电池
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Application No.: US14921849Application Date: 2015-10-23
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Publication No.: US20160164059A1Publication Date: 2016-06-09
- Inventor: Chan Hong , Jeawoan Lee , Soomi Eo , Seunghee Park
- Applicant: SAMSUNG SDI CO., LTD.
- Priority: KR10-2014-0175377 20141208
- Main IPC: H01M2/16
- IPC: H01M2/16 ; H01M10/0525
Abstract:
A composite separator and a lithium secondary battery including the composite separator, and the composite separator includes a separator; a first coating layer disposed on a surface of the separator and including a (meth)acrylic polymer and/or (meth)acrylic modified polyester resin; and a second coating layer disposed on another surface of the separator and including a vinylidene fluoride-based polymer.
Public/Granted literature
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