The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 22, 2019
Filed:
Mar. 28, 2016
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Bokyung Jung, Yongin-si, KR;
Byungmin Lee, Suwon-si, KR;
Seungrim Yang, Seongnam-si, KR;
Myungkook Park, Suwon-si, KR;
Eon-Mi Lee, Yongin-si, KR;
Sungsoo Han, Hwaseong-si, KR;
Hana Kim, Suwon-si, KR;
Jungsue Jang, Suwon-si, KR;
Minho Cho, Suwon-si, KR;
Hyoungwoo Choi, Hwaseong-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, Gyeonggi-do, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, Gyeonggi-do, KR;
Abstract
A separator for a rechargeable lithium battery includes a substrate and a heat-resistant porous layer on at least one side of the substrate. The heat-resistant porous layer includes a crosslinked binder. The crosslinked binder has a cross-linked structure of a crosslinkable compound including a siloxane compound. The siloxane compound includes a siloxane resin including a unit represented by the chemical formula RSiO, where Ris a curable reactive group, or an organic group having a curable reactive group.