Title:
CROSS-LINKED POLYOLEFIN SEPARATOR AND MANUFACTURING METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2020/046075
Kind Code:
A1
Abstract:
The present invention relates to a method for manufacturing a cross-linked polyolefin separator comprising a non-grafted polyolefin having a weight average molecular weight of 300,000 or more and a silane-grafted polyolefin having a weight average molecular weight of 300,000 or more, and a separator manufactured thereby. The present invention may provide a separator in which gelation is minimized, and which has a uniform surface, wherein the gelation is a side reaction occurring in an extruder when the separator is manufactured according to the manufacturing method.
Inventors:
LEE JOO-SUNG (KR)
BAE WON-SIK (KR)
RYU BI-OH (KR)
BAE WON-SIK (KR)
RYU BI-OH (KR)
Application Number:
PCT/KR2019/011219
Publication Date:
March 05, 2020
Filing Date:
August 30, 2019
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08J5/18; B29C55/00; B29C55/02; C08F8/40; C08F8/42; C08J3/24; C08L23/26; H01M10/052; H01M50/443
Foreign References:
| KR20160129580A | 2016-11-09 | |||
| JP2003519723A | 2003-06-24 | |||
| KR20160146134A | 2016-12-21 | |||
| JPH09216964A | 1997-08-19 | |||
| JP2001176484A | 2001-06-29 | |||
| KR20180103770A | 2018-09-19 | |||
| KR20180142938A | 2018-11-19 |
Other References:
See also references of EP 3719061A4
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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