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:
Dec. 31, 2019
Filed:
Jul. 16, 2013
Applicant:
Sumitomo Chemical Company, Limited, Chuo-ku, Tokyo, JP;
Inventors:
Toshihiko Ogata, Osaka, JP;
Chikara Murakami, Osaka, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Chuo-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); B32B 37/12 (2006.01); B32B 37/18 (2006.01); B32B 38/00 (2006.01); B32B 38/16 (2006.01);
U.S. Cl.
CPC ...
H01M 2/168 (2013.01); B32B 37/1284 (2013.01); B32B 37/18 (2013.01); B32B 38/164 (2013.01); B32B 2038/168 (2013.01); B32B 2457/10 (2013.01);
Abstract
An adhesive layer disposed between a separator for a secondary battery and an electrode for a secondary battery, wherein the adhesive layer is obtained by bonding under pressure a layer containing a resin having a structural unit derived from an α-olefin having 2 to 4 carbon atoms, and an occupancy area of the resin in the adhesive layer is 10 to 80%.