Title:
DISULFONYLAMIDE SALT AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2015/056625
Kind Code:
A1
Abstract:
In the present invention, a disulfonylamide salt suitable for use as an electrolyte is obtained using a production method that involves the following: obtaining an organic solvent solution that contains a compound represented by formula [I] from a reaction liquid obtained by subjecting a compound represented by formula [II] to a cation exchange reaction in an organic solvent; and concentrating until the mass of the organic solvent solution reaches 95 mass % or less, and then washing the organic solvent solution with water or an aqueous alkaline solution. (In the formula, R1 and R2 are each independently a fluorinated alkyl group having 1-6 carbon atoms or a fluorine atom, and Y+ is an alkali metal cation or onium cation (other than NH4+).)
Inventors:
TSUBOKURA SHIRO (JP)
NISHIJIMA HIROYUKI (JP)
HASEGAWA KAZUKI (JP)
NISHIJIMA HIROYUKI (JP)
HASEGAWA KAZUKI (JP)
Application Number:
PCT/JP2014/077074
Publication Date:
April 23, 2015
Filing Date:
October 09, 2014
Export Citation:
Assignee:
NIPPON SODA CO (JP)
International Classes:
C01B21/093; H01M10/0568
Domestic Patent References:
| WO2012108284A1 | 2012-08-16 | |||
| WO2012117961A1 | 2012-09-07 | |||
| WO2012118063A1 | 2012-09-07 |
Foreign References:
| JP2010189372A | 2010-09-02 | |||
| JP2010168249A | 2010-08-05 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
Masatake Shiga (JP)
Download PDF: