Title:
MICROPOROUS MEMBRANE WITH CONTROLLABLE PORE CLOSURE, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2021/237767
Kind Code:
A1
Abstract:
Disclosed are a microporous membrane with controllable pore closure, a preparation method therefor and the use thereof. The microporous membrane is composed of two or more polyolefin raw materials with different boiling points. The polyolefin raw materials include polyethylene or polypropylene, and the value of the melting point difference between any two of the polyolefin raw materials is 3°C or more, wherein the proportion of the content of the raw material with the lowest boiling point relative to the total polyolefin components is 15-75%, and the proportion of the content of the raw material component with the highest boiling point relative to the total polyolefin components is not less than 10%.
Inventors:
JIA PEILIANG (CN)
HU MIN (CN)
ZHAO MENGXI (CN)
WENG XINGXING (CN)
CHEN ZHAOHUI (CN)
HU MIN (CN)
ZHAO MENGXI (CN)
WENG XINGXING (CN)
CHEN ZHAOHUI (CN)
Application Number:
PCT/CN2020/094128
Publication Date:
December 02, 2021
Filing Date:
June 03, 2020
Export Citation:
Assignee:
JIANGSU HORIZON NEW ENERGY TECH CO LTD (CN)
International Classes:
H01M10/0525; C08L23/00
Foreign References:
| CN105355811A | 2016-02-24 | |||
| CN111138741A | 2020-05-12 | |||
| CN110931692A | 2020-03-27 | |||
| JP3995467B2 | 2007-10-24 | |||
| CN101997102A | 2011-03-30 | |||
| CN103618055A | 2014-03-05 | |||
| CN110690389A | 2020-01-14 | |||
| CN105140452A | 2015-12-09 | |||
| CN108269956A | 2018-07-10 |
Attorney, Agent or Firm:
CHANGZHOU BAIYETENGFEI PATENT AGENCY (GENERAL PARTNERSHIP) (CN)
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