Invention Grant
- Patent Title: Hydrofluoroether compound, nonaqueous electrolyte solution and lithium ion secondary battery
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Application No.: US15560807Application Date: 2016-03-02
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Publication No.: US10374259B2Publication Date: 2019-08-06
- Inventor: Katsumi Maeda
- Applicant: NEC Corporation
- Applicant Address: JP Tokyo
- Assignee: NEC Corporation
- Current Assignee: NEC Corporation
- Current Assignee Address: JP Tokyo
- Agency: Wilmer Cutler Pickering Hale and Dorr LLP
- Priority: JP2015-062654 20150325
- International Application: PCT/JP2016/056466 WO 20160302
- International Announcement: WO2016/152425 WO 20160929
- Main IPC: H01M10/0569
- IPC: H01M10/0569 ; C07C41/22 ; H01M4/38 ; H01M4/48 ; H01M10/052 ; H01M10/0567 ; C07C43/12 ; H01M4/505 ; H01M4/525 ; H01M4/587 ; H01M10/0525 ; H01M10/42

Abstract:
A nonaqueous electrolyte solution including a hydrofluoroether compound represented by the following formula (1): [Formula 1] CF3CF2CF2OCHFCF2OR1 (1) wherein R1 represents a difluoromethyl group, a 2,2-difluoroethyl group, a 2,2,2-trifluoroethyl group, a 2,2,3,3,3-pentafluoropropyl group, a 2,2,3,3-tetrafluoropropyl group, a 1,1,1,3,3,3-hexafluoroisopropyl group, a 2,2,3,3,4,4,4-heptafluorobutyl group, a 2,2,3,3,4,4-hexafluorobutyl group, or a 2,2,3,3,4,4,5,5-octafluoropentyl group.
Public/Granted literature
- US20180115020A1 HYDROFLUOROETHER COMPOUND, NONAQUEOUS ELECTROLYTE SOLUTION AND LITHIUM ION SECONDARY BATTERY Public/Granted day:2018-04-26
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