Method for producing bis(fluorosulfonyl)imide salt, method for producing fluorosulfate, and method for producing bis(fluorosulfonyl)imide onium salt

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United States of America Patent

PATENT NO 8580220
APP PUB NO 20120014859A1
SERIAL NO

13258628

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Abstract

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According to the method for producing bis(fluorosulfonyl)imide salt of the present invention, the method for producing fluorosulfate, and the method for producing bis(fluorosulfonyl)imide onium salt, first, an aqueous solution is prepared by dissolving a mixed liquid containing bis(fluorosulfonyl)imide and fluorosulfonic acid in water. Then, the aqueous solution is neutralized with an alkaline compound, producing bis(fluorosulfonyl)imide salt and fluorosulfate. In the methods, bis(fluorosulfonyl)imide salt, fluorosulfate, and bis(fluorosulfonyl)imide onium salt can be obtained safely and easily.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI MATERIALS CORPORATIONCHIYODA-KU TOKYO 100-8117
MITSUBISHI MATERIALS ELECTRONIC CHEMICALS CO LTDAKITA-SHI AKITA 010-8585

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Honda, Tsunetoshi Akita, JP 31 309
Kamiya, Takeshi Akita, JP 129 842

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