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:
Nov. 17, 2020
Filed:
Mar. 07, 2018
Applicant:
Zeon Corporation, Chiyoda-ku, JP;
Inventor:
Takumi Sugimoto, Tokyo, JP;
Assignee:
ZEON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); C08L 77/10 (2006.01); C08L 33/12 (2006.01);
U.S. Cl.
CPC ...
H01M 2/168 (2013.01); C08L 33/12 (2013.01); C08L 77/10 (2013.01); C08L 2201/08 (2013.01); C08L 2207/53 (2013.01);
Abstract
Provided is a functional layer for a non-aqueous secondary battery having reduced water content and excellent heat resistance and adhesiveness. The functional layer for a non-aqueous secondary battery contains a heat resistant resin and an acidic group-containing polymer. The percentage content of chlorine atoms in the functional layer for a non-aqueous secondary battery as measured by combustion ion chromatography is not less than 0.001 mass % and not more than 2.000 mass %.