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:
Jan. 02, 2024
Filed:
Mar. 23, 2021
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Minho Cho, Yongin-si, KR;
Byungmin Lee, Yongin-si, KR;
Kyoseon Koo, Yongin-si, KR;
Esul Jung, Yongin-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/446 (2021.01); H01M 50/449 (2021.01); H01M 50/42 (2021.01); H01M 10/0525 (2010.01); H01M 50/489 (2021.01); H01M 50/403 (2021.01); H01M 50/431 (2021.01);
U.S. Cl.
CPC ...
H01M 50/446 (2021.01); H01M 10/0525 (2013.01); H01M 50/403 (2021.01); H01M 50/42 (2021.01); H01M 50/431 (2021.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01);
Abstract
Provided are a composite separator, a lithium battery including the same, and a method of manufacturing the composite separator. The composite separator includes: a porous substrate; and a coating layer on at least one surface of the porous substrate, wherein the coating layer includes a water-soluble binder and inorganic particles, and the water-soluble binder includes a polyacrylic acid metal salt.