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:
Mar. 29, 2022
Filed:
Feb. 23, 2016
Zeon Corporation, Tokyo, JP;
Keiichiro Tanaka, Tokyo, JP;
ZEON CORPORATION, Tokyo, JP;
Abstract
The disclosed non-aqueous secondary battery functional layer is formed using a composition that includes non-conductive inorganic particles and organic particles, wherein a difference in density between the non-conductive inorganic particles and the organic particles is 1.5 g/cmor more, at least a surface layer portion of the organic particles is made of polymer having a degree of swelling in electrolysis solution of greater than 1 time to 4 times and having a glass-transition temperature of 50° C. or above, and a volume-average particle diameter of the organic particles is 0.80 to 1.50 times a volume-average particle diameter of the non-conductive inorganic particles.