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, 2018
Filed:
Oct. 25, 2016
Applicant:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Inventors:
Ryutaro Shiba, Niihama, JP;
Yasutoshi Minemoto, Niihama, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B05D 5/12 (2006.01); H01M 2/14 (2006.01); H01M 2/16 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/145 (2013.01); H01M 2/1686 (2013.01); H01M 10/0525 (2013.01);
Abstract
A method for producing a separator in accordance with an embodiment of the present invention includes: a removing step of removing both end parts of a separator original sheet in a width direction of the separator original sheet, the separator original sheet being transferred; and a coating step of coating, with coating for forming a heat-resistant layer, the separator original sheet whose both end parts have been removed in the removing step.