Asahi Glass Company, Limited

Agc Inc.

Kuraray Co., Ltd.

Sho Masuda

Shun Saito

Yoshiaki Higuchi

Masao Unoki

Kazunori Sugiyama

Yuji Hara

Kouichi Sasaki

Kyoichi Kaneko

Hiroyuki Hara

Hiroshi Aruga

Satoshi Fujita

Yosuke Kumaki

Naoko Sumi

Minako Shimada

Masataka Aikawa

Yuuichi Oomori

Masaru Yamauchi

Takuya Nakao

Motohiro Takemura

Hiroshi Nishio

Masako Kawagoe

Takashi Takayanagi

Kyouichi Kaneko

Akihiko Asakawa

Shiro Ebata

Toshinori Tomita

Masakazu Ataku

Junsuke Kawana

Koichi Sasaki

Kouji Uchida

Eiji Morimoto

Masahiro Miyazaki

Masaru Yamaguchi

Yuichi Oomori

Motonobu Sakakibara

Kazuhiro Kawakami

Yukiko Yoshimoto

Tetsuya Hasegawa

Hiroki Furusawa

To provide a water/oil repellent composition whereby it is possible to obtain an article which is excellent in each of water-repellency, oil-repellency, washing durability, heavy rain durability and texture, a method for producing said composition, and an article which is excellent in each of water-repellency, oil-repellency, washing durability, heavy rain durability and texture. The water/oil repellent composition comprises a copolymer having units based on a monomer (a), units based on a monomer (b) and units based on a monomer (c), and a liquid medium. Monomer (a): a compound represented by (Z&#x2014;Y)X (Z: a Cperfluoroalkyl group, etc.; Y: a divalent organic group, etc.; n: 1 or 2; X: a polymerizable unsaturated group). Monomer (b): a (meth)acrylate having no polyfluoroalkyl group and having an alkyl group with at least 20 carbon atoms. Monomer (c): a compound represented by CH&#x2550;CRC(O)O&#x2014;[(CHO)(CHO)]&#x2014;H (R: a hydrogen atom or a methyl group, and a/b=1 to 3).

Water/oil repellent composition, method for its production, and article

A method for producing a fluorinated copolymer solution polymerizing a monomer mixture of a fluoro-olefin (A), a monomer (B) having a crosslinkable group and a monomer (C) having no fluorine atom and no crosslinkable group in the presence of an organic solvent and a compound having two or more piperidyl group represented by the formula (1): 

Method for producing fluorinated copolymer solution, and coating composition

The paper composite contains: a paper substrate having an air permeation resistance of 1,000 sec or less and bulk density of from 0.5 to 1.0 g/cm; and a greaseproof layer on at least one side thereof, the greaseproof layer containing an ethylene-vinyl alcohol polymer (A) and a cationic fluorine-containing polymer (B) having two specific constitutional units. A content of the copolymer (B) in the greaseproof layer is from 5 to 50 parts by mass with respect to 100 parts by mass of the polymer (A), an amount of the greaseproof layer on dry mass basis is from 0.1 to 3.0 g/m, and a water vapor permeability of the paper composite is 1,000 g/m&#xb7;24 h or greater.

Paper composite, packaging material, and production method of paper composite

An ethylene/tetrafluoroethylene copolymer sheet obtained by extrusion, has R/d, wherein Ris an in-plane phase difference [unit: nm]and d is a thickness, [unit: nm], of at most 3.0&#xd7;10, and a thickness of more than 300 &#x3bc;m. The ethylene/tetrafluoroethylene copolymer sheet preferably has a thickness of from 305 to 3,000 &#x3bc;m . A process for producing an ethylene/tetrafluoroethylene copolymer sheet includes melting an ethylene/tetrafluoroethylene copolymer to obtain a melt, continuously extruding the melt through a die for shaping the melt to a sheet, and letting the sheet pass between two rolls. One of the two rolls is a rigid roll, and the other is an elastic roll. The two rolls are pressed under a linear pressure of from 0.1 to 1,000 N/cm.

Ethylene-tetrafluoroethylene copolymer sheet and method for producing same

To provide a water/oil repellent composition which is excellent in the stability as a working liquid and the water repellency whereby the occurrence of scum having a high adhesion is low, to provide its production process and to provide an article of which the surface is treated with the water/oil repellent composition whereby the occurrence of dirt is suppressed. A water/oil repellent composition which comprises a nonionic surfactant having a melting point of from 50&#xb0; C. to 70&#xb0; C., a fluorinated copolymer (for example, a copolymer of a (meth)acrylate having a Cperfluoroalkyl group) and a medium containing water.

Water/oil repellent composition, method for producing water/oil repellent composition and article

A water/oil repellent composition which comprises a copolymer (A) comprising from 40 to 95 mass % of monomer (a1) units, from 1 to 60 mass % of monomer (a2) units and from 0 to less than 5 mass % of monomer (a3) units, a copolymer (B) comprising from 40 to 91 mass % of monomer (b1) units, from 2 to 20 mass % of monomer (b2) units, from 5 to 20 mass % of monomer (b3) units, and from 2 to 20 mass % of vinyl chloride (b4) units, and a liquid medium (C), wherein monomers (a1) and (b1) are (Z&#x2014;Y)X [Z is a Cpolyfluoroalkyl group, etc., Y is a divalent organic group having no fluorine atom, etc., n is 1 or 2, and X is a specific group having a polymerizable unsaturated group], monomers (a2) and (b2) are vinylidene chloride or vinylidene fluoride, and monomers (a3) and (b3) are a (meth)acrylate having a saturated hydrocarbon group having at least 12 carbon atoms.

Water/oil repellant composition, article and process for producing article

To provide a photocurable fluorinated polymer composition which has a high curing rate, shows little shrinkage before and after photocuring and requires no post treatment such as heat treatment after photocuring and whereby it is possible to obtain a cured resin excellent in heat resistance and weather resistance. According to the photocurable fluorinated polymer composition comprising a fluorinated polymer (A) containing polymerized units derived from a fluoroolefin and polymerized units derived from an unsaturated monomer having an oxetanyl group or a substituted oxetanyl group, and a photoreaction initiator (B), of the present invention, it is possible to provide a photocurable fluorinated polymer composition which has a high curing rate, shows little shrinkage before and after photocuring and requires no post treatment such as heat treatment after photocuring and whereby it is possible to obtain a cured resin excellent in heat resistance and weather resistance.

Photocurable fluorinated polymer composition

To provide a coating composition with which a coating film excellent in the moisture resistance, the weather resistance and the corrosion resistance can be formed by a single application and removal of an organic solvent, a method for producing such a coating film, and a coated article having a coating film obtainable by it. A coating composition comprising an organic solvent, a coating resin soluble or dispersible in the organic solvent, and a leafing aluminum pigment, wherein the surface tension of the organic solvent at 20&#xb0; C. is from 10 to 22 mN/m, and a method for producing a coating film, which comprises applying the coating composition to a substrate, and removing the organic solvent in the coating composition.

Coating composition and method for producing coating film

To provide a coating composition for back coating, by which, in a solar heat-collecting reflector, a cured coating film layer excellent in durability such as heat resistance or water resistance and excellent in weather resistance, scratch resistance and impact resistance, can be formed, and a solar heat-collecting reflector having such a cured coating film layer. A coating composition for back coating to be used for the production of a solar heat-collecting reflector, which comprises a fluoropolymer (A) having units (A1) derived from a fluoroolefin and units (A2) having a crosslinkable group. A solar heat-collecting reflector having a cured coating film layer formed by the coating composition.

Coating composition for solar heat-collecting reflector, and solar heat-collecting reflector and process for its production

The present invention has an object to provide a process for producing a hydrolyzable silyl group-containing fluoropolymer which is excellent in storage stability and has a sufficient pot life. At the time of producing a hydrolyzable silyl group-containing fluoropolymer by reacting an isocyanate group of an isocyanate group-containing alkoxysilane to a hydroxy group of a hydroxy group-containing fluoropolymer, the reaction is carried out in the presence a compound containing a specific metal atom at a certain concentration.

Process for producing hydrolyzable silyl group-containing fluoropolymer, and composition containing hydrolyzable silyl group-containing fluoropolymer

A composition for a coating agent including a component A and a component B, wherein the proportion of component A is 10-90 mass % to the total content of component A and component B, wherein component A is a fluoropolymer containing units (A1) based on a fluoroolefin and units (A2) having a compound of formula (1) reacted with units based on a hydroxy group-containing monomer: OCN(CH)SiXR(1) (wherein R is a hydrogen atom or a Cmonovalent hydrocarbon group, X is a Calkoxy group, n is an integer of 1 to 3, and m is an integer of 1 to 5), wherein component B is a compound of formula (2) and/or a partially hydrolyzed condensate of the compound of formula (2): (R)Si(OR)(2) (wherein each of Rand Rare independently a Cmonovalent hydrocarbon group, and a is an integer of 1 to 4).

Composition for coating agent

A laminated sheet comprising a woven or nonwoven fabric comprising glass fibers fixed by a binder, and a fluororesin film laminated on each other, wherein the binder contains a copolymer (A) having repeating units (a) based on at least one fluoromonomer selected from the group consisting of tetrafluoroethylene, chlorotrifluoroethylene and hexafluoropropylene, and repeating units (a) based on at least one non-fluoromonomer selected from the group consisting of a vinyl ether, a vinyl ester, an isopropenyl ether, an isopropenyl ester, an allyl ether and an allyl ester.

Laminated sheet

The claimed invention relates to a powder coating composition containing a fluorinated copolymer (X) having a glass transition point of at least 50&#xb0; C. and a number average molecular weight of from 10,000 to 22,000, and a curing agent (Y), wherein the fluorinated copolymer (X) is a copolymer obtained by polymerization of a monomer mixture containing (A) from 45 to 55 mol % of chlorotrifluoroethylene and/or tetrafluoroethylene, (B) from 2 to 40 mol % of a vinyl ether which has a Calkyl group containing a tertiary carbon atom, (C) from 5 to 20 mol % of a vinyl ether having a crosslinkable functional group, and (E) from 1 to 32 mol % of a vinyl ester which has a Calkyl group containing a tertiary or higher carbon atom, wherein the total content of (B) and (E) is from 30 to 50 mol %, and the curing agent (Y) is reactive with the crosslinkable functional group.

Powder coating composition

A composition which can improve impact resistance of a coating film while maintaining superior weather resistance and gloss of the coating film of a fluororesin powder coating material is provided. A fluororesin powder coating composition containing the following particles (C) in an amount of from 0.1 to 10 parts by mass per 100 parts by mass of a fluororesin. The particles (C) are particles having a core/shell structure and having an average particle size of from 0.01 to 2.5 &#x3bc;m, wherein the core and/or at least one shell comprises a fluorinated polymer.

Fluororesin powder coating composition and article having coating film

A composition for fluororesin powder coating material, with which a coating film having an excellent matte effect is obtainable without impairing features of fluororesins including excellent weather resistance, and a process for its production, are presented. The composition for fluororesin powder coating material comprises at least two curing systems each comprising a fluororesin having crosslinkable sites and a curing agent reactive to the crosslinkable sites, wherein the respective curing systems substantially independently react and crosslink, and the crosslinking reaction time of one curing system is different by at least 20 seconds from the crosslinking reaction time of other curing system(s).

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Chiyoda-ku, Japan

Sho Masuda