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.

Date of Patent:
Dec. 01, 2020

Filed:

Aug. 13, 2018
Applicants:

Samsung Electronics Co., Ltd., Suwon-si, KR;

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventors:

Hongsoo Choi, Seoul, KR;

Dongjin Lee, Suwon-si, KR;

Wonseok Chang, Seoul, KR;

Assignees:

SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;

SAMSUNG SDI CO., LTD., Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/60 (2006.01); H01M 10/052 (2010.01); H01M 4/62 (2006.01); C08L 33/04 (2006.01); H01M 2/16 (2006.01); H01M 4/38 (2006.01); H01M 4/02 (2006.01); C08F 220/28 (2006.01); H01M 4/13 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/604 (2013.01); C08L 33/04 (2013.01); H01M 2/1653 (2013.01); H01M 4/382 (2013.01); H01M 4/62 (2013.01); H01M 10/052 (2013.01); C08F 220/28 (2013.01); H01M 2004/028 (2013.01);
Abstract

A composite membrane for a lithium battery, a cathode for a lithium battery, and a lithium battery including the composite membrane. The composite membrane includes a copolymer including a first repeating unit represented by Formula 1 and a second repeating unit represented by Formula 2: wherein Ar, R, R, R, A, Y, and m in Formula 1, and Rto R, a, and n in Formula 2, are the same as defined in the specification.


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