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:
Jun. 16, 2026
Filed:
Apr. 06, 2023
Springpower Technology (Shenzhen) Co., Ltd, Shenzhen, CN;
Feng Li, Shenzhen, CN;
Changming Zhang, Shenzhen, CN;
Pan Zhang, Shenzhen, CN;
Miao Wang, Shenzhen, CN;
Dalin Hu, Shenzhen, CN;
SPRINGPOWER TECHNOLOGY (SHENZHEN) CO., LTD, Shenzhen, CN;
Abstract
In order to overcome the problems of insufficient storage performance and cycle performance of existing lithium ion batteries, the present application provides an electrolyte, comprising a solvent, a lithium salt and an additive, wherein the additive comprises vinylene carbonate, 3,3'-[1,2-ethylenebis (oxy)]dipropionitrile and lithium difluoro (oxalate) borate, and a weight ratio of vinylene carbonate, 3,3′-[1,2-ethylenebis (oxy)]dipropionitrile and lithium difluoro (oxalate) borate is 1:0.2-6:0.01-5. Meanwhile, the application also discloses a lithium ion battery comprising the above electrolyte. The electrolyte provided by the present application can effectively improve the high-temperature storage performance and cycle performance of batteries.