US 11,945,776 B2
Electrolyte, electrochemical device, lithium ion secondary battery, and module
Yoshiko Kuwajima, Osaka (JP); Akiyoshi Yamauchi, Osaka (JP); Kotaro Hayashi, Osaka (JP); Hisako Nakamura, Osaka (JP); Toshiharu Shimooka, Osaka (JP); Takaya Yamada, Osaka (JP); Yoshihiro Yamamoto, Osaka (JP); Shigeaki Yamazaki, Osaka (JP); and Kenzou Takahashi, Osaka (JP)
Assigned to DAIKIN INDUSTRIES, LTD., Osaka (JP)
Appl. No. 16/965,361
Filed by DAIKIN INDUSTRIES, LTD., Osaka (JP)
PCT Filed Jan. 9, 2019, PCT No. PCT/JP2019/000370
§ 371(c)(1), (2) Date Jul. 28, 2020,
PCT Pub. No. WO2019/150896, PCT Pub. Date Aug. 8, 2019.
Claims priority of application No. 2018-014069 (JP), filed on Jan. 30, 2018.
Prior Publication US 2021/0246098 A1, Aug. 12, 2021
Int. Cl. C07C 69/63 (2006.01); C07F 7/08 (2006.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 10/0569 (2010.01)
CPC C07C 69/63 (2013.01) [C07F 7/081 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2300/0034 (2013.01)] 6 Claims
 
1. An electrolyte solution comprising a lithium salt and a compound represented by the following formula (1):

OG Complex Work Unit Chemistry
wherein Rf101 is CF2H—, or CFH2—, and R101 is an optionally fluorinated C2-C5 alkenyl group or a fluorinated C2-C8 alkynyl group and optionally contains Si in a structure.