Agc Inc.

Yusuke Tomiyori

Kenji Ishizeki

Daisuke Kobayashi

Taiki Hoshino

Eiichiro Anraku

Motoshi Aoyama

Yoshihito Tokunaga

Maemi Iwahashi

Masahiko Nakamura

Keigo Matsuura

Hiromasa Yamamoto

Hirokazu Kodaira

Asako Anazawa

Satoshi Kawaguchi

Yutaka Furukawa

Masahiro Ito

Kiyotaka Takao

Makoto Uno

Arata Yasuda

Yu Onozaki

Mitsugu Kasagawa

Ryoji Akiyama

Aichi Inoue

Naoki Ichinokawa

Takashi Akiya

Naoki Katsuki

An article with a surface layer, that is excellent in fingerprint stain removability, friction resistance, and adhesion to a protective film of the surface layer. The article includes a base material and a surface layer provided on the surface of the base material. The surface layer contains groups having —O— between carbon-carbon atoms of a fluoroalkyl group with two or more carbon atoms and has a normalized F intensity in a range of 0.38 to 0.53, where the normalized F intensity is obtained by preparing a glass containing 4.96 mass % of fluorine atoms as a standard sample, measuring, by an X-ray fluorescence spectrometer, the fluorine atom intensity in the surface layer and the fluorine atom intensity in the standard sample, respectively, and dividing the fluorine atom intensity in the surface layer by the fluorine atom intensity in the standard sample.

Article with surface layer

The composition containing a compound represented by the formula (1) and a compound represented by the formula (2),R—(OX)—O—R—Y—[Si(R)L]  (1)[L(R)Si]—Y—R—(OX)—O—R—Y—[Si(R)L]  (2),where Rto R, Xto X, Yto Y, Rto R, Lto L, m1 to m2, n1 to n3, and g1 to g3 are as defined in the disclosure. An article, containing a substrate and a surface layer formed of the composition on the substrate.

Composition containing a fluorinated ether compound

To provide an article with a water and oil repellent layer, which is excellent in friction resistance. The article with a water and oil repellent layer of the present invention comprises a substrate, a water and oil repellent layer consisting of a hydrolyzed condensation product of a compound represented by the formula [A-(OX)-]Y[—Si(R)L], and a silicon oxide layer containing alkali metal atoms that exists between the substrate and the water and oil repellent layer, wherein the average value of the concentration of alkali metal atoms in a predetermined area in the silicon oxide layer is at least a predetermined value. In the formula, X is a fluoroalkylene group, m is at least 2, j, g, and k are at least 1, and Yand Yare linking groups, R is a monovalent hydrocarbon group, L is a hydrolyzable group or hydroxy group, n is 0 to 2, A is a perfluoroalkyl group or —Y[—Si(R)L]. When A is —Y[—Si(R)L], j is 1, and when A is a perfluoroalkyl group and j is 1, g is at least 2.

Article with water and oil repellent layer

To provide a water/oil repellent layer-provided substrate having a water/oil repellent layer excellent in abrasion resistance, a deposition material and a method for producing a water/oil repellent layer-provided substrate. The water/oil repellent layer-provided substrate of the present invention is a water/oil repellent layer-provided substrate comprising a substrate, an undercoat layer and a water/oil repellent layer in this order,

Substrate with water-and-oil repellent layer, vapor deposition material, and method for producing substrate with water-and-oil repellent layer

A water/oil repellent layer-provided substrate including a substrate, an undercoat layer formed on a surface of the substrate, and a water/oil repellent layer formed on a surface of the undercoat layer in this order. The water/oil repellent layer contains a condensate of a fluorinated compound having a reactive silyl group, the undercoat layer contains an oxide containing silicon and contains no alkali metal nor aluminum, and the substrate includes silica glass containing an alkali metal and aluminum.

Water-and-oil repellent layer-attached substrate, and method for manufacturing same

To provide a water/oil repellent layer-provided substrate having a water/oil repellent layer excellent in abrasion resistance, a deposition material and a method for producing a water/oil repellent layer-provided substrate. The water/oil repellent layer-provided substrate comprises a substrate, an undercoat layer and a water/oil repellent layer in this order. The water/oil repellent layer comprises a condensate of a fluorinated compound having a reactive silyl group, the undercoat layer contains an oxide contains silicon and at least one element of boron and phosphorus, and a ratio of the total molar concentration of boron and phosphorus in the undercoat layer to the molar concentration of silicon in the undercoat layer is from 0.003 to 9.

Substrate with water repellent oil repellent layer, vapor deposition material, and method for producing substrate with water repellent oil repellent layer

To provide a fluorinated ether compound, a fluorinated ether composition and a coating liquid capable of forming a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance, light resistance and chemical resistance, an article having a surface layer, and a method for producing it. A fluorinated ether compound represented by A-O&#x2014;(RO)&#x2014;R-Z-Q(R), wherein A is a Cperfluoroalkyl group, Ris a linear fluoroalkylene group, m is an integer of from 2 to 500, Ris a linear fluoroalkylene group, Zis a single bond, &#x2014;(CRR)&#x2014; (wherein Rand Rare a hydrogen atom, a Cmonovalent organic group or the like, and c is an integer of from 1 to 10), a specific bond or a bivalent organic group having a specific bond, Qis a group having a (b+1) valent ring, Ris a monovalent organic group having at least one hydrolyzable silyl group, and b is an integer of at least 2.

Fluorinated ether compound, fluorinated ether composition, coating liquid, article and its production method

The present invention provides a production method of &#x3b1;-fluoroacrylate ester, a composition containing a highly-pure fluorocyclopropane derivative and a composition containing highly-pure &#x3b1;-fluoroacrylate ester. The present invention relates to a method of producing a compound represented by the following formula (F), including subjecting a composition containing a compound represented by the following formula (A) to a purification treatment in the order of distillation and washing with an aqueous alkali solution to give a purified product containing a compound represented by the following formula (A), and subjecting the purified product to a thermal decomposition reaction, a composition containing a highly-pure compound represented by the following formula (A), and a composition containing a highly-pure compound represented by the following formula (F), wherein R may be the same or different and is a monovalent hydrocarbon group, and X is a halogen atom: 

Method for producing &#x3b1;-fluoro acrylic acid ester, and composition containing highly-pure fluorocyclopropane derivative, and composition containing highly-pure &#x3b1;-fluoro acrylic acid ester

There is provided a method of producing HFO with which diluent gas is easily separated even at a low boiling point and which has excellent productivity. A method of producing HFO includes: converting HFC of the formula (1) into the HFO of the formula (2) to obtain a first gas composition containing the HFO and the fluorine-containing solvent, CRRXCRRX(1), CRR&#x2550;CRR(2), where in the formulae, Rto Rare H or F, Ris H, F, CH, CHF, CHFor CF, the total number of fluorine atoms of Rto Ris one or more, and the total number of hydrogen atoms of Rto Ris one or more. One of Xand Xis H, and the other of Xand Xis F; and separating the fluorine-containing solvent from the first gas composition to obtain a second gas composition containing the HFO.

Method of producing hydrofluoroolefin

A method for manufacturing hydrofluoroolefin, includes: converting hydrofluorocarbon represented by a formula (1) into hydrofluoroolefin (HFO) represented by formula (2) in the presence of carbon dioxide to obtain a first gas composition containing hydrofluoroolefin and carbon dioxide; and separating carbon dioxide contained in the first gas composition to obtain a second gas composition containing HFO, CRRXCRRX. . . (1), CRR&#x2550;CRR. . . (2), wherein Rto Rare each independently hydrogen atom or fluorine atom, Ris hydrogen atom, fluorine atom, CH, CHF, CHFor CF, the total number of fluorine atoms of Rto Ris one or more, and the total number of hydrogen atoms of Rto Ris one or more, Xand Xare each hydrogen atom or fluorine atom where Xis the fluorine atom when Xis the hydrogen atom, and Xis the hydrogen atom when Xis the fluorine atom.

Growing community of inventors

Chiyoda-ku, Japan

Yusuke Tomiyori