Daikin Industries, Ltd.

Dow Corning Corporation

Nissin Chemical Industry Co., Ltd.

Osaka University

Dow Silicones Corporation

Nof Corporation

Nara Institute of Science and Technology

Dow Coming Corporation

National University Corporation Nara Institute of Science and Technology

Ikuo Yamamoto

Shinichi Minami

Kayo Kusumi

Masayuki Yamana

Tetsuya Masutani

Peter Cheshire Hupfield

Fumihiko Yamaguchi

Takashi Enomoto

Masahiro Miyahara

Norimasa Uesugi

Teruyuki Fukuda

Mitsuhiro Usugaya

Rumi Kawabe

Yutaka Ohira

Avril E Surgenor

Tetsuya Uehara

Masaki Fukumori

Norihito Otsuki

Takashi Tohzuka

Michio Matsuda

Ryosuke Hara

Yoshio Funakoshi

Ryousuke Hara

Katsuki Fujiwara

Sueyoshi Ishikawa

Ginjiro Tomizawa

Yasuhiro Mitta

Yuuki Yamamoto

Samantha J Reed

Takuma Kawabe

Yuji Gama

Bin Zhou

Taro Sano

Kanako Takahashi

Min Zhu

Yoshito Tanaka

Motonobu Kubo

Tatsumi Tsuchiya

Tomohiro Yoshida

Yukio Omure

Satoshi Ide

Masahiro Noguchi

Masamichi Morita

Tao Chen

Hisako Nakamura

Akihiro Oshima

Eiji Seki

Yoshitaka Honda

Masato Kashiwagi

Eiji Sakamoto

Kouji Kubota

Tatsuya Otsuka

Yuko Shiotani

Kei-ichi Maruyama

Satoshi Ishida

Kazuyuki Satou

Muneaki Iizuka

Nobuo Fukita

Kanako Fukumoto

Rumi Takeuchi

Tsuyoshi Ando

Takuya Yoshioka

Nobuyuki Takahata

Yoshikage Ohmukai

Shota Shibutani

Masashi Nanri

Yoshihiko Misugi

Mitsuhiro Fukushima

Kayo Terada

Shuuto Yamagata

Nobuo Murase

Teruaki Gotou

Shingo Fujiwara

Satoshi Hishida

Akifumi Mitake

Koji Kubota

Takahito Kanbara

Kiyoshi Yamauchi

Kei-Ichi Maruyama

Samantha Reed

Peter Chesire Hupfield

An evaluation method for evaluating a spot generated on a substrate that has been treated with a repellent, the method includes an acquiring step of acquiring image data including data on the substrate that has been treated with the repellent to be evaluated, a spot-detecting step of creating a smoothed image from the image data, binarizing the smoothed image and detecting a region of a spot generated on the substrate, and a spot-evaluating step of determining an evaluation value of the spot according to an area of the region of the spot detected. Also disclosed is a repellent evaluation device including an acquire, a classifier, a detector and an evaluator.

Blemish evaluation method, droplet evaluation method, repellent evaluation method, and repellent evaluation device

A urethane compound (A) including units formed from (A1) an isocyanate and (A2) a long-chain alcohol represented by the formula HO—Z(Y—R)[wherein the R moieties are each independently —O—, —NH—, —O—C(═O)—, —NH—C(═O)—, —C(═O)—NH—, —O—C(═O)—NH—, —NH—C(═O)—O—, —NH—C(═O)—NH—, —NH—S(═O)—, —S(═O)—NH—, —NH—(CH)—NH—S(═O)—, —NH—(CH)—S(═O)—NH—, etc. (m is an integer of 1-5), Z is a direct bond or a di- or trivalent hydrocarbon group having 1-5 carbon atoms, and n is 1 or 2]. Also disclosed is a urethane mixture containing the urethane compound (A), and at least one selected from the polyisocyanate (A1), the long-chain alcohol (A2), a blocking agent (A3) and an alcohol compound (A4); an aqueous urethane composition; a method for producing the aqueous urethane composition; a method of treating a substrate; and a treated textile product.

Urethane compound

A softening agent composition including (1) a silicone polymer, (2) a water-repellent polymer, (3) an emulsifier, and (4) a liquid medium that is water or a mixture of water and an organic solvent. Also disclosed is a method for producing the softening agent composition which includes producing a water-repellent polymer by polymerizing, in the presence of the silicone polymer, a monomer that constitutes the water-repellent polymer. The water-repellent polymer may be at least one selected from the group consisting of fluorine-containing polymers and non-fluorine-containing polymers. Also disclosed is a method for treating a substrate with the softening agent composition and a substrate treated with the softening agent composition.

Water-repellent softening agent

A fluorine-containing polymer including a repeat unit derived from a fluorine-containing monomer (A1) and a repeat unit derived from a hydrocarbon group-bearing fluorine-free monomer (A2). The fluorine-free monomer (A2) is preferably at least one monomer selected from (A2-1) R—C(═O)—NH—R—O—R, (A2-2) CH═C(—R)—C(═O)—Y—Z(—Y—R), and (A2-3) XN(H)—R. Also disclosed is a surface treatment agent containing (A) the fluorine-containing polymer and (B) a liquid medium, as well as a method for producing the surface treatment agent and a method for producing a treated substrate.

Fluorine-containing polymer and surface treatment agent

A water- and oil-repellent agent for fibers containing a bottle brush polymer having a structure represented by the following formula (1), wherein Ris H or CH; Ris a divalent organic group; Ris a polymer chain having a structure represented by the following formula (2) (wherein Ris H or CH; Ris a C16-C40 monovalent hydrocarbon group; and n is an integer of 10 to 1000); and m is an integer of 10 to 5000:

Water repellent oil repellent agent for fibers and fiber product

A surface treatment agent containing: (A) a water repellent oil repellent polymer having a repeating unit derived from at least one water repellent oil repellent monomer selected from (A1) fluorine-containing monomers and (A2) non-fluorine monomers having a hydrocarbon group with 7-40 carbon atoms; (B) a silicone polymer represented by formula RSi—O—[—Si(R)—O—]—[—Si(R)(R)—O—]—SiR(wherein each Rgroup independently represents hydrogen, alkyl having 1-20 carbon atoms, aryl having 6-20 carbon atoms or alkoxy having 1-4 carbon atoms; each Rindependently represents a saturated hydrocarbon group having 23-40 carbon atoms; each Rindependently represents a hydrogen atom, an alkyl group having 1-20 carbon atoms, an aryl group having 6-20 carbon atoms, an alkoxy group having 1-4 carbon atoms or a saturated hydrocarbon group having 23-40 carbon atoms; a represents an integer of 0 or more; b represents an integer of 1 or more; and (a+b) is 10-200); and (C) a liquid medium.

Surface treatment agent

A water- and oil-repellent agent that is an aqueous dispersion containing (A) a fluorine-free polymer having repeating units derived from a fluorine-free (meth)acrylic acid ester monomer, (B) a wax, (C) an aqueous medium, and (D) an emulsifier. The fluorine-free (meth)acrylic acid ester monomer is a compound represented by the formula CH&#x2550;CA-C(&#x2550;O)&#x2014;O-Awhere Ais a hydrogen atom or a methyl group and Ais a linear or branched Chydrocarbon group. The emulsifier includes a sorbitan ester and another emulsifier, and the emulsifier has a hydrophilic-lipophilic balance (HLB) of 7.5 to 13.5. Also disclosed is a method of producing the water- and oil-repellent agent and a method of producing a treated substrate by applying the water- and oil-repellent agent to a substrate.

A method for producing a paper, which includes applying at least one of ionizing radiation and plasma to at least one of a paper base and a compound (A) selected from: a compound having a carbon-carbon unsaturated bond and containing no fluorine atom in a molecular structure, and a compound containing no fluorine atom in a molecular structure in which radicals are generated by irradiation of an electron beam to the compound, to introduce a layer formed from the compound (A) on a surface of the paper base.

Method for producing paper

Provided is a surface treatment agent which does not use fluorine-containing monomers, particularly fluoroalkyl group-containing monomers. The surface treatment agent is a water-based emulsion which includes: a copolymer (1) which includes a first polymer formed from first monomers, and a second polymer formed from second monomers, wherein the second polymer is polymerized in the presence of the first polymer, the first monomers include a long-chain acrylate ester monomer (a) represented by the formula CH&#x2550;CA&#x2014;C(&#x2550;O)&#x2014;O-A(in the formula, Arepresents hydrogen, a monovalent organic group, or a halogen, and Arepresents a Cstraight-chain or branched hydrocarbon group), the first monomers do not include a halogenated olefin monomer (b), and the second monomers include the halogenated olefin monomer (b); a surfactant (2) including a nonionic surfactant; and a liquid medium (3) including water.

Provided is a water repellent composition which does not use a fluorine-containing monomer, especially a fluoroalkyl group-containing monomer. A water repellent composition which contains (1) (a) a polymer which has a repeating unit derived from an amide group-containing monomer that is represented by formula: (wherein R1 represents an organic residue having an ethylenically unsaturated polymerizable group; R2 represents a hydrocarbon group having 7-30 carbon atoms; and R3 represents a hydrocarbon group having 1-5 carbon atoms) in an amount of 2-100% by weight relative to the polymer, and (2) a liquid medium.

Water repellent composition

Provided is a surface treatment agent which does not use fluorine-containing monomers, particularly fluoroalkyl group-containing monomers. Additionally, provided is a copolymer which includes a first polymer formed from first monomers, and a second polymer formed from second monomers. The copolymer does not include fluorine. The second polymer is polymerized in the presence of the first polymer. The first monomers include a long-chain acrylate ester monomer (a) represented by the formula CH=CA-C(&#x2550;O)&#x2014;O-A(in the formula, Arepresents hydrogen, a monovalent organic group, or a halogen, and Arepresents a Cstraight-chain or branched hydrocarbon group). The first monomers and the second monomers both include a halogenated olefin monomer (b).

Copolymer, and surface treatment agent

Disclosed is a fluorine-containing composition which contains a fluorine-containing polymer that has repeating units respectively derived from (A) a fluorine-containing monomer that is an alpha-chloroacrylate having a fluoroalkyl group, (B) a monomer that has a linear or branched hydrocarbon group but does not have a fluoroalkyl group, and (C) a monomer that has a cyclic hydrocarbon group but does not have a fluoroalkyl group. This fluorine-containing composition is capable of providing a base such as a fiber product with excellent water repellency, especially strong water repellency.

Fluorine-containing composition and fluorine-containing polymer

A surface treatment agent, which can impart the excellent water- and oil-repellency, soil resistance and feeling to the substrate, is obtained from a fluorine-containing polymer which contains: (A) a monomer which comprises; (A1) a fluorine-containing monomer of the formula: CH&#x2550;C(&#x2014;X)&#x2014;C(&#x2550;O)&#x2014;Y&#x2014;Z&#x2014;Rf wherein X is a hydrogen atom, a monovalent organic group, or a halogen atom, Y is &#x2014;O&#x2014; or &#x2014;NH&#x2014;, Z is a direct bond or a divalent organic group, and Rf is a fluoroalkyl group having 1 to 20 carbon atoms, and (A2) a (meth)acrylate monomer having a cyclic hydrocarbon group, and (B) at least one functional organopolysiloxane selected from the group consisting of a mercapto-functional organopolysiloxane, a vinyl-functional organopolysiloxane, a (meth)acrylamide-functional organopolysiloxane and a (meth)acrylate-functional group.

Fluorosilicone polymers and surface treatment agent

A fluorine-containing polymer having (a) a repeating unit derived from a fluorine-containing monomer indicated by the formula CH&#x2550;C(&#x2014;X)&#x2014;C(&#x2550;O)&#x2014;Y&#x2014;Z&#x2014;Rf, (b) a repeating unit derived from a cyclic-hydrocarbon-group-containing acrylate ester monomer indicated by the formula CH&#x2550;CQ&#x2014;C(&#x2550;O)&#x2014;O-Q, and (c) a repeating unit derived from an aliphatic-hydrocarbon-group-containing acrylate ester monomer indicated by the formula CH&#x2550;CQ&#x2014;C(&#x2550;O)&#x2014;O-Q. The fluorine-containing polymer is produced by polymerizing in the presence of one or both of (d) a silicon-containing monomer and a silicon-containing chain transfer agent.

Disclosed is a fluorine-containing polymer prepared by polymerizing (I) a polyfluoroalkyl group-containing (meth)acrylate which is substituted at alpha-position, in the presence of (II) a blocked isocyanate compound. A water- and oil-repellent composition containing the fluorine-containing polymer can impart the excellent water- and oil-repellency, and excellent durability thereof to substrates.

Fluoropolymers and treatment agent

Growing community of inventors

Settsu, Japan

Ikuo Yamamoto