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:
Jan. 26, 2016
Filed:
Jan. 30, 2012
Applicants:
Shiro Tsubokura, Takaoka, JP;
Michiaki Maruyama, Myoko, JP;
Inventors:
Shiro Tsubokura, Takaoka, JP;
Michiaki Maruyama, Myoko, JP;
Assignee:
Nippon Soda Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B 21/086 (2006.01); C07C 209/00 (2006.01); C01B 21/092 (2006.01); C01B 21/093 (2006.01); C07C 303/40 (2006.01); H01M 8/10 (2006.01); H01M 10/0568 (2010.01);
U.S. Cl.
CPC ...
C01B 21/086 (2013.01); C01B 21/092 (2013.01); C01B 21/093 (2013.01); C07C 209/00 (2013.01); C07C 303/40 (2013.01); H01M 8/1048 (2013.01); H01M 10/0568 (2013.01);
Abstract
A compound [I] such as ammonium N-(chlorosulfonyl)-N-(fluorosulfonyl)imide is reacted with hydrogen fluoride to obtain a compound [II] such as ammonium N,N-di(fluorosulfonyl)imide. The obtained compound [II] is reacted with an alkali metal compound or the like to obtain a compound [IV] such as an N,N-di(fluorosulfonyl)imide alkali metal salt.