Daikin Industries, Ltd.

Mayuko Takano

Hisashi Mitsuhashi

Takashi Namikawa

Shinichi Kinoshita

Hideo Sakata

Takashi Nomura

Akinori Tani

Michiaki Okada

Shinya Takano

Tomo Shimada

A perfluoro(poly)ether group containing silane compound of formula (1a) or (1b):(Rf-PFPE)-X&#x2014;(CRRR)&#x2003;&#x2003;(1a)(RRRC)&#x2014;X-PFPE-X&#x2014;(CRRR)&#x2003;&#x2003;(1b)wherein the symbols are as defined herein.

Silane compound containing perfluoro(poly)ether group

The present invention provides a perfluoro(poly)ether group containing silane compound of the formula (1):XRRR&#x2003;&#x2003;(1)wherein each symbols are as defined in the description.

Perfluoro(poly)ether group containing silane compound

An electrolyte solution containing a compound represented by the following formula (1): wherein Rf is a C1-C8 fluorinated alkyl group, and vinylene carbonate. Also disclosed is an electrochemical device including the electrolyte solution, a lithium ion secondary battery including the electrolyte solution and a module including the lithium ion secondary battery.

Fluorinated unsaturated cyclic carbonate and process for producing the same

The present invention provides a perfluoro(poly)ether group containing silane compound of(Rf-PFPE)-X&#x2014;(CRRR)&#x2003;&#x2003;(1a)(RRRC)&#x2014;X-PFPE-X&#x2014;(CRRR)&#x2003;&#x2003;(1b)wherein the symbols are as defined in the description.

An unsaturated cyclic carbonate containing a fluorinated alkyl group represented by the following formula: wherein Rf is a C1-C8 fluorinated alkyl group.

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Osaka, Japan

Mayuko Takano