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. 08, 2019
Filed:
Jun. 17, 2013
Applicant:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Inventor:
Hirohiko Hasegawa, Niihama, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Chuo-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); C09D 7/65 (2018.01); H01M 2/14 (2006.01); C09D 129/04 (2006.01);
U.S. Cl.
CPC ...
H01M 2/166 (2013.01); C09D 7/65 (2018.01); C09D 129/04 (2013.01); H01M 2/145 (2013.01); H01M 2/1686 (2013.01);
Abstract
A coating liquid according to the present invention comprises polyvinyl alcohol (PVA), boric acid and/or an organometallic compound having the ability of cross-linking PVA, an inorganic filler, a water-soluble compound having a carboxyl group and/or a sulfonic group, and water. According to the present invention, a coating liquid can be obtained which is useful in the preparation of a laminated porous film having suppressed powder fall-off and excellent heat shape stability.