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:
Feb. 04, 2020
Filed:
Oct. 24, 2018
Sumitomo Chemical Company, Limited, Tokyo, JP;
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Abstract
The present invention provides a nonaqueous electrolyte secondary battery including a porous layer which includes an organic filler in which Na element, Al element, and/or K element are contained, a total amount of the Na element, the Al element, and the K element contained falling within a certain range. The nonaqueous electrolyte secondary battery porous layer allows the nonaqueous electrolyte secondary battery to have an excellent battery capacity recovery rate after storage at a constant-voltage charge at a high temperature.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile