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:
Sep. 13, 2022
Filed:
Jul. 18, 2018
Basf SE, Ludwigshafen am Rhein, DE;
Zhenji Han, Amagasaki, JP;
Takeo Fukuzumi, Amagasaki, JP;
Eri Sawada, Amagasaki, JP;
Martin Schulz-Dobrick, Heidelberg, DE;
Jinbum Kim, Amagasaki, JP;
BASF SE, Ludwigshafen am Rhein, DE;
Abstract
Heterocyclic sulfonyl fluoride additives for electrolyte composition for lithium batteries An electrolyte composition containing •(i) at least one aprotic organic solvent; •(ii) at least one conducting salt; •(iii) at least one compound of formula (I) wherein R, R, and Rare each independently H or a C-Chydrocarbon group which may be unsubstituted or substituted by one or more substituents selected from F, CN, OS(O)F, and S(O)F and which may contain one or more groups selected from —O—, —S—, —C(O)O—, —OC(O)—, and —OS(O)—; wherein at least one of R, R, and Ris substituted by one or more S(O)F groups; and •(iv) optionally one or more additives.