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Title:
NONAQUEOUS ELECTROLYTE CONTAINING DIFLUOROETHYL ETHER
Document Type and Number:
Japanese Patent JP2012074135
Kind Code:
A
Abstract:

To provide a nonaqueous electrolyte which does not cause phase separation of a fluorine-based solvent and a non-fluorine-based solvent, has high ion conductivity, and further, exhibits excellent flame retardancy, regarding the nonaqueous electrolyte for nonaqueous secondary batteries.

A flame-retarded nonaqueous electrolyte contains 10 to 80% in a volume ratio of fluorine-containing ether which is represented by general formula (1), HCF2CH2OR, where in the formula, R represents a linear or branched alkyl group having 1 to 10 carbon atoms or a halogen-containing linear or branched alkyl group having 1 to 10 carbon atoms.


Inventors:
MIMURA HIDEYUKI
KONO KENTARO
EGUCHI HISAO
AOKI MASAHIRO
Application Number:
JP2010215865A
Publication Date:
April 12, 2012
Filing Date:
September 27, 2010
Export Citation:
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Assignee:
TOSOH F TECH INC
International Classes:
H01M10/0569; H01M10/052; H01M10/054
Foreign References:
CN101714657A2010-05-26
WO2009035085A12009-03-19
Attorney, Agent or Firm:
Mizuno Katsufumi
Masayuki Kishida
Hiroshin Takano