Patent · US Active

Overcharge protection electrolyte additive for lithium ion batteries

US10153516B2 · kind B2 · utility

3Cited by

0References

12Claims

0Family size

Assignee

Gotion, Inc. · US

Inventors

Rene Schmitz · Mannheim, DE
Arnd Garsuch · Ludwigshafen, DE
Frederick Francois Chesneau · St. Leon-Rot, DE
Michael Schmidt · Oestrich-Winkel, DE
Takeru Yamamoto · Fukushima, JP
Guenter Semrau · Ludwigshafen, DE

Key dates

Filing date	Mar 26, 2015
Grant date	Dec 11, 2018
Priority date	—
Expiry date	Aug 14, 2035

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/70
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The present invention relates to an electrolyte composition for lithium ion batteries which improves overcharge protection. In particular the present invention relates to an electrolyte composition comprising (a) a compound of general formula (I) and (b) at least two compounds of general formula (II) which are different from each other formula (II) with the definitions given in the description.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.