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:
Sep. 26, 2017
Filed:
Feb. 23, 2016
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Jungsue Jang, Suwon-si, KR;
Minho Cho, Suwon-si, KR;
Hana Kim, Suwon-si, KR;
Hyoungwoo Choi, Hwaseong-si, KR;
Myungkook Park, Suwon-si, KR;
Seungrim Yang, Seongnam-si, KR;
Byung Min Lee, Suwon-si, KR;
Eon-Mi Lee, Yongin-si, KR;
Bo Kyung Jung, Yongin-si, KR;
Sung Soo Han, 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 and a rechargeable lithium battery, the separator including a substrate, and a heat-resistant porous layer on at least one side of the substrate, the heat-resistant porous layer including an imide-based copolymer, wherein the imide-based copolymer includes a first repeating unit represented by Chemical Formula 1 and a second repeating unit represented by Chemical Formula 2: