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:
Aug. 04, 2015
Filed:
Feb. 24, 2012
Applicants:
Shiro Tsubokura, Joetsu, JP;
Yasuyuki Aiura, Joetsu, JP;
Toru Suzuki, Joetsu, JP;
Michiaki Maruyama, Joetsu, JP;
Inventors:
Shiro Tsubokura, Joetsu, JP;
Yasuyuki Aiura, Joetsu, JP;
Toru Suzuki, Joetsu, JP;
Michiaki Maruyama, Joetsu, JP;
Assignee:
NIPPON SODA CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 311/48 (2006.01); C07C 303/40 (2006.01); C01B 21/093 (2006.01); H01M 10/052 (2010.01); H01M 10/0568 (2010.01); C01B 21/092 (2006.01);
U.S. Cl.
CPC ...
C07C 311/48 (2013.01); C01B 21/093 (2013.01); C01B 21/0923 (2013.01); C07C 303/40 (2013.01); H01M 10/052 (2013.01); H01M 10/0568 (2013.01); Y02E 60/122 (2013.01);
Abstract
A compound [II] such as ammonium N,N-di(fluorosulfonyl)imide is obtained by reacting a compound [I] such as N,N-di(chlorosulfonyl)imide and NHF (HF). A compound [IV] such as an N,N-di(fluorosulfonyl)imide alkali metal salt is obtained by reacting the obtained compound [II] and an alkali metal compound or the like.