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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.:

US 10840493 B1

PDFFull Text
Date of Patent:
Nov. 17, 2020

Filed:

May. 17, 2018

Separator for rechargeable battery and rechargeable lithium battery including the same

Applicant:

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

Inventors:

Dongwan Seo, Suwon-si, KR;

Hyeonsun Choi, Suwon-si, KR;

Jinkyu Park, Suwon-si, KR;

Assignee:

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

Attorney:

Lee IP Law, PC

Primary Examiner:

Wyatt P McConnell

Int. Cl.
CPC ...
H01M 2/16 (2006.01); C09D 7/61 (2018.01); C08J 7/04 (2020.01); C08K 3/22 (2006.01); C09D 5/18 (2006.01); C09D 133/20 (2006.01); H01M 10/0525 (2010.01); H01M 2/14 (2006.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01); H01M 10/052 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1626 (2013.01); C08J 7/0427 (2020.01); C08K 3/22 (2013.01); C09D 5/18 (2013.01); C09D 7/61 (2018.01); C09D 133/20 (2013.01); H01M 2/145 (2013.01); H01M 2/166 (2013.01); H01M 2/1653 (2013.01); H01M 2/1666 (2013.01); H01M 2/1686 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/623 (2013.01); H01M 4/624 (2013.01); H01M 4/661 (2013.01); H01M 10/0525 (2013.01); C08J 2323/06 (2013.01); C08J 2433/20 (2013.01); C08K 2003/2227 (2013.01); H01M 10/052 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01);
Abstract

Disclosed are a separator for a rechargeable battery including a porous substrate and a heat resistance layer on at least one surface of the porous substrate, wherein the heat resistance layer includes an acryl-based heat resistance binder, a water-soluble binder, and a filler, and the acryl-based heat resistance binder includes a structural unit derived from (meth)acrylate or (meth)acrylic acid, a cyano group-containing structural unit and a sulfonate group-containing structural unit, and a rechargeable lithium battery including the same.

Find Patent Forward Citations

Seo, Dongwan. (2020). Separator for rechargeable battery and rechargeable lithium battery including the same (U.S. Patent No. 10840493). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10840493

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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