Daikin Industries, Ltd.

Shinya Takano

Takashi Nomura

Masato Naitou

Shinichi Kinoshita

Hideo Sakata

Hisashi Mitsuhashi

Akinori Tani

Michiaki Okada

Kaori Ozawa

Tomo Shimada

Mayuko Takano

Yuusuke Watanabe

Peter Hupfield

Masatoshi Nose

Kenichi Katsukawa

A perfluoro(poly)ether group-containing silane compound represented by formula (A1), (A2), (B1) or (B2), wherein the symbols are as defined in the description. Also disclosed is a surface-treating agent including the silane compound, a pellet including the surface-treating agent and an article including a base material and a layer formed from the silane compound or surface-treating agent.(Rf-PFPE)-X&#x2014;(SiRRR)&#x2003;&#x2003;(A1)(RRRSi)&#x2014;X-PFPE-X&#x2014;(SiRRR)&#x2003;&#x2003;(A2)(Rf-PFPE)-X&#x2014;(CRRRR)&#x2003;&#x2003;(B1)(RRRRC)&#x2014;X-PFPE-X&#x2014;(CRRRR)&#x2003;&#x2003;(B2)

Silane compound containing perfluoro (poly ) ether group

A fluoro(poly)ether group-containing silane compound represented by any of the formulae (A1), (A2), (B1), (B2), (C1), or (C2). In the formulae, PFPE is each independently at each occurrence a group represented by the formula: &#x2014;(OCF)&#x2014;, wherein the repeating unit OCFof the formula includes a branched structure, and d is an integer of 2 or more and 200 or less. The symbols are as defined in the description.

Fluoro (poly) ether group-containing silane compound

A method for chromatographically separating a mixture containing a perfluoro(poly)ether group-containing monoalcohol compound represented by the following formula (2) and a perfluoro(poly)ether group-containing dialcohol compound represented by the following formula (3):A-Pf-Z&#x2003;&#x2003;(2)Z-Pf-Z&#x2003;&#x2003;(3)

Method for separating perfluoro(poly)ether-group-containing alcohol compounds

A method for producing a fluoropolyoxyalkylene peroxide compound containing one or more &#x2014;CFOOCFO&#x2014; units, which includes treating a fluoropolyoxyalkylene compound containing two or more &#x2014;CFO&#x2014; units in the presence of an oxygen source.

Method for producing fluoropolyoxyalkylene peroxide compound

A process for producing a perfluoropolyether acyl fluoride which includes reducing a peroxyperfluoropolyether by using a formyl group-containing compound in the presence of a transition metal catalyst.

Method for producing perfluoropolyether acyl fluoride

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

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

Shinya Takano