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:
Jul. 10, 2018
Filed:
Jun. 25, 2015
Applicant:
Kuraray Co., Ltd., Kurashiki-shi, JP;
Inventors:
Assignee:
KURARAY CO., LTD., Kurashiki-shi, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01G 11/52 (2013.01); H01M 2/16 (2006.01); H01G 11/04 (2013.01);
U.S. Cl.
CPC ...
H01G 11/52 (2013.01); H01M 2/162 (2013.01); H01M 2/1626 (2013.01); H01G 11/04 (2013.01); Y02E 60/13 (2013.01);
Abstract
A separator for electric double layer capacitor comprising a fiber sheet containing 10% by mass (relative to 100% by mass of fiber sheet) of polyvinyl alcohol fibers (fibers A) having a hot water-dissolving temperature of lower than 100° C. and higher than 85° C., the separator having a density within a range of 0.25 to 0.7 g/cm, and a thickness within a range of not less than 5 μm and less than 40 μm.