Asahi Glass Company, Limited

Osaka Gas Company Limited

Takashige Maekawa

Toyomichi Shimada

Shuichiro Sugimoto

Kazuya Oharu

Ryuji Seki

Minako Shimada

Satoshi Kamata

Ryoko Osawa

Masashi Matsuo

Kyoichi Kaneko

Hiroyuki Hara

Seisaku Kumai

Takao Hirono

Kyouichi Kaneko

Tatsuo Momii

Masaru Nakamura

Taiki Hoshino

Yuriko Kaida

Naoko Sumi

Shoji Furuta

Nobuyuki Otozawa

Hiroyuki Fujimoto

Nobuyuki Yamagishi

Katsuji Ito

Masako Tada

Minako Shindo

Mikio Sasabe

Yuichi Ohmori

Harutaka Naruse

Tomoko Sakaguchi

Yuuichi Nakajima

Minako Ishikawa

Yuichi Omori

Akane Sanekata

A water and oil repellent composition having excellent durability, which can impart excellent water and oil repellency to an object, even in a process at low temperatures, and which enables water and oil repellent treatment providing a soft hand. A water and oil repellent composition which comprises, as an essential component, a copolymer containing polymerization units of the following monomer (a) and polymerization units of the following monomer (b):

Water and oil repellent composition

Antifouling composition containing a fluorocopolymer which contains from 30 to 70 mass % of polymerized units (a') having a C1-6 perfluoroalkyl group, from 20 to 69 mass % of polymerized units (b&#x2032;) having an alkylene oxide chain and from 1 to 10 mass % of polymerized units (c&#x2032;) having an amino group, and which has anionic groups at its main chain terminals. Method of making.

Antifouling composition, method for its production and article treated therewith

To provide an antifouling composition which is a fluorine-type antifouling composition using a short chain perfluoroalkyl group and which is excellent in antifouling properties and water/oil repellency and presents good durability against washing. An antifouling composition comprising a fluorocopolymer which comprises from 30 to 65 mass % of polymerized units (a) having a C1-6 perfluoroalkyl group, from 1 to 67 mass % of polymerized units (b1) having &#x2014;(CHO)&#x2014; and from 3 to 34 mass % of polymerized units (b2) having &#x2014;(CHO)&#x2014;, wherein the content of &#x2014;(CHO)&#x2014; is from 20 to 65 mass %, and the content of &#x2014;(CHO)&#x2014; is from 2 to 13 mass %.

The present invention provides a water and oil proofing composition which imparts excellent water and oil resistance and comprises a fluorocopolymer comprising polymerized units of (Z-Y)X (wherein Z: a Cperfluoroalkyl group or the like, Y: an alkylene group or the like, n: 1 or 2, X: a polymerizable unsaturated group), polymerized units of CH&#x2550;CR-G-(RO)&#x2014;R(wherein R: a hydrogen atom or the like, R: a Calkylene group or the like, q: an integer of from 1 to 50, G: &#x2014;COO(CH)&#x2014; (r: an integer of from 0 to 4), R: a hydrogen atom or the like, and polymerized units of CH&#x2550;CR-M-Q-NRR(wherein R: a hydrogen atom or the like, Q: a Calkylene group or the like, Rand R: Calkyl groups or the like) and an aqueous medium.

Water and oil producing composition

To provide a coating composition useful to form an antireflection film having a refractive index lower than 1.4, excellent in water solubility and long-term stability in the form of a water solution. A coating composition containing a fluoropolymer having ionic functional groups (such as a fluoropolymer having polymer units of &#x2014;CFCF[O(CF)COOH]&#x2014;), an acid and an aqueous medium.

Coating composition, antireflection film, photoresist and pattern formation method using it

To provide a water- and oil-repellent composition excellent in durability and excellent in safety and preservation of the environment. A water- and oil-repellent composition which comprises (A) a polymer, (B) an aqueous medium and (C) a surfactant in a mass ratio of (A)/(B)/(C)=100/100-500/1-10, the polymer (A) containing a polymerization unit based on a (meth)acrylate having a polyfluoroalkyl group, a polymerization unit based on an alkyl(meth)acrylate having a C-Calkyl group, a polymerization unit based on an alkyl(meth)acrylate having a C-Calkyl group and a polymerization unit based on a specific compound having a blocked isocyanate group.

Water-and oil-repellent composition

An aqueous dispersion comprising a polymer (a) having a repeating unit (A) which comprises four carbon atoms connected in a linear chain and which has one double bond at the second position and a polyfluoroalkyl group bonded to an arbitrary carbon atom, and a surfactant (B) having a hydrophile-lipophile balance of at least 10, wherein the polymer (a) is dispersed in an aqueous medium by the surfactant (B).

Aqueous dispersion

The following fluorine-containing compound is presented which is capable of providing dry soil resistance when incorporated to a water and oil repellent. RROCOCHCHRCOORR(wherein each of Rand Rwhich are independent of each other, is a Cpolyfluoroalkyl group, Ris a hydrogen atom or a Calkyl group, and each of Rand Rwhich are independent of each other, is a Calkylene group, etc.).

Fluorine-containing compound, and water and oil repellent composition

Water and oil repelent composition and shaped product thereof

A water dispersion type water and oil repellent composition which is capable of imparting durable water resistance to clothing for which high water and oil repellency is required and which is capable of imparting high oil repellency to paper. The water dispersion type water and oil repellent composition comprises 1) an aqueous medium, 2) a polymer of a monomer having a polyfluoroalkyl group and one polymerizable unsaturated group and 3) a mono(or poly)ol or an alkylene oxide thereof, as essential components.

Water-and-oil repellant composition of aqueous dispersion type and process for producing the same

A water and oil repellent aqueous dispersion is provided which is excellent in water and oil repellency and waterdrop rolling property and has dispersion stability even in the presence of co-agents and contaminants in the treatment bath. A preparative process comprises emulsifying a stock composition containing a polymerizable monomer containing a (meth)acrylate having perfluoroalkyl group as an essential component, a non-fluorine type surfactant containing no aromatic group, water and a solvent having a viscosity of at least 3 cP at 25&deg; C. under pressure and polymerizing the stock composition.

Aqueous dispersion for water-and-oil repellant and process for producing the same

A water dispersion type water and oil repellent composition capable of imparting highly long-lasting water and oil repellency to fibers of various materials. It comprises a polymer which essentially contains polymerized units of a (meth)acrylate having a polyfluoroalkyl group and polymerized units of a polymerizable monomer which essentially contains a polymerizable unsaturated group and a hydroxyl group and in which the polymerizable unsaturated group and the hydroxyl group are connected to each other through 7 or more covalent bonds, a surfactant which contains a nonionic surfactant in an amount of from 60 to 100 wt %, an aqueous medium, and a cross-linkable compound.

Water- and- oil repellent composition and process for producing the same

A water repellent composition is provided containing the polymers (A) and (B), wherein polymers (A) and (B) are not present in the same particles, wherein polymer (A) is an addition polymer having at least 60 mass % of polymerized units of a (meth)acrylate (a) having a polyfluoroalkyl group, and 0-40 mass % of a methacrylate (b) having a long chain alkyl group and not a polyfluoroalkyl group, and, if necessary, polymerized units of a polymerizable monomer (x) other than monomers (a) and (b), polymer (B) is an addition polymer having 0-60 mass % of monomer (a), and at least 30 mass % of polymerized units of a polymerizable monomer (c), other than monomers (a) and (b), and, if necessary, polymerized units of a monomer (y) other than monomers (a) and (c), along with an article treated therewith and the method of treating an article with the water repellent composition.

Water repellent composition

The invention relates to a water dispersion type water and oil repellent composition which satisfies both repeated washing durability of water and oil repellency and durability of hydrostatic pressure resistance. A water dispersion type water and oil repellent composition comprising (A) a fluorine-containing copolymer having hydroxy groups, (B) a fluorine-containing copolymer having epoxy groups, (C) a compound having a blocked isocyanate group and having no carbon-carbon unsaturated bond and (D) an amino resin, as effective components.

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Yokohama, Japan

Takashige Maekawa