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. 19, 2022
Filed:
Feb. 10, 2020
Murata Manufacturing Co., Ltd., Kyoto, JP;
Murata Manufacturing Co., Ltd., Kyoto, JP;
Abstract
The present disclosure provides a negative electrode additive for a lithium ion secondary battery and a negative electrode slurry containing the same. The negative electrode additive for a lithium ion secondary battery contains one of a lignin-based substance or a humic acid-based substance or a combination thereof. By means of the negative electrode additive for a lithium ion secondary battery and the negative electrode slurry for a lithium ion secondary battery containing the same of the present disclosure, effects of improving electrical performance of a lithium ion secondary battery at normal temperature and at a low temperature, and improving peel strength of the lithium ion secondary battery are achieved.