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. 02, 2024
Filed:
May. 21, 2019
Applicant:
Arkema France, Colombes, FR;
Inventors:
Grégory Schmidt, Pierre-Benite, FR;
Jérémy Bauche, Pierre-Benite, FR;
Dominique Deur-Bert, Pierre-Benite, FR;
Assignee:
ARKEMA FRANCE, Colombes, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 21/086 (2006.01); C07F 1/02 (2006.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01);
U.S. Cl.
CPC ...
C01B 21/086 (2013.01); C07F 1/02 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01);
Abstract
A method for preparing a compound having the following formula (IV): R—(SO)—NLi—(SO)—F (IV), the method including a step a) of reacting a sulphamide having the following formula (A): R—(SO)—NH(A) with at least one sulphur-containing acid and at least one chlorinating agent, the step a) being carried out: at a temperature between 90° C. and 130° C., and at a pressure which is strictly greater than 7 bar (absolute).