Title:
METHODS FOR PREPARING COATING SLURRIES, SEPARATORS, ELECTROCHEMICAL DEVICES AND PRODUCTS THEREOF
Document Type and Number:
WIPO Patent Application WO/2019/072146
Kind Code:
A1
Abstract:
The present disclosure provides a method for preparing a coating slurry for preparing a separator, comprising dissolving aramids in an acid solution to obtain a carboxylated aramid solution; mixing the carboxylated aramid solution and a first solvent to obtain a first mixture; mixing an inorganic filler and a second solvent to obtain a second mixture; and mixing the first mixture and the second mixture; a method for preparing a separator with the coating slurry disclosed herein; a separator prepared by the method disclosed herein; as well as an electrochemical device comprising the separator disclosed herein.
Inventors:
CHENG ALEX (CN)
WANG LIANJIE (CN)
CHEN YONGLE (CN)
XU DONGHONG (CN)
WANG LIANJIE (CN)
CHEN YONGLE (CN)
XU DONGHONG (CN)
Application Number:
PCT/CN2018/109313
Publication Date:
April 18, 2019
Filing Date:
October 08, 2018
Export Citation:
Assignee:
SHANGHAI ENERGY NEW MAT TECH CO LTD (CN)
International Classes:
H01M50/403; H01M50/417; H01M50/423; H01M50/457; H01M50/489
Foreign References:
| CN105633326A | 2016-06-01 | |||
| CN102888779A | 2013-01-23 | |||
| CN103242556A | 2013-08-14 | |||
| CN107732106A | 2018-02-23 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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