Asahi Glass Company, Limited

Shuichiro Sugimoto

Takashige Maekawa

Takao Hirono

Hiroyuki Hara

Minako Shimada

Ryuji Seki

Toyomichi Shimada

Kyouichi Kaneko

Shin Yamane

Hiroaki Inoue

Kyoichi Kaneko

Kazuya Oharu

Junsuke Kawana

Eiji Morimoto

Minako Shindo

Harutaka Naruse

Yuuichi Nakajima

To provide a water/oil resistant composition this imparts a sufficient water/oil resistance to a base material when a fluorinated copolymer having an Rgroup with at most 6 carbon atoms is used. The water/oil resistance is not substantially influenced by an adjuvant or the pH of dilution water, and the composition has little odor. Also provided are a treated article and production processes. The water/oil resistant composition has a fluorinated copolymer dispersed or dissolved in a medium, and the fluorinated copolymer is one having one, some or all of amino groups in a fluorinated copolymer comprising structural units based on a monomer (a) having a CRgroup and structural units based on a monomer (b) having an amino group, converted to form a salt with an organic acid comprising an organic acid having a pKa of from 2.0 to 4.0.

Water/oil resistant composition, article treated therewith, and processes for their production

A water repellent composition comprising a fluorinated copolymer having structural units based on a monomer (a) having a Cpolyfluoroalkyl group, structural units based on a monomer (b) having a Calkyl group and structural units based on a monomer (c) (halogenated olefin), and a medium, wherein the proportion of the structural units based on the monomer (a) is from 50 to 90 mass % of the structural units (100 mass %) based on all the monomers.

Water repellent composition, its production method, hydrophobic substrate treating agent composition and article

A release agent composition, which includes a fluorocopolymer having structural units based on a monomer (a) having a Cpolyfluoroalkyl group and structural units based on monomer (b) having a Calkyl group, and a medium, where the mass ratio of the structural units based on the monomer (a) to the structural units based on the monomer (b) (the structural units based on the monomer (a)/the structural units based on the monomer (b)) is from 1/1 to 1/10.

Release agent composition

To provide a water repellent composition which is capable of imparting sufficient water repellency and alcohol repellency to a hydrophobic substrate without significantly decreasing the antistatic property imparted to the hydrophobic substrate by an antistatic agent, and which presents a low environmental impact, its production method, a hydrophobic substrate treating agent composition and an article. A water repellent composition having a fluorinated copolymer having structural units based on a monomer (a) having a Cpolyfluoroalkyl group, structural units based on a monomer (b) having a Calkyl group and structural units based on a monomer (c) (halogenated olefin), and a medium, where the proportion of the structural units based on the monomer (a) is from 50 to 90 mass % of the structural units (100 mass %) based on all the monomers.

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 %.

To provide a process for efficiently producing a fluorine type antifouling composition employing a short chain Rgroup, which can be made in the form of an aqueous dispersion containing substantially no volatile organic solvent and has a good soil release property (SR property). A process for producing an antifouling composition, which comprises a step of subjecting monomer components (Z) comprising from 30 to 80 mass % of a monomer (a) having a polyfluoroalkyl group in which the number of carbon atoms to which fluorine atoms are bonded is from 4 to 6, and from 20 to 70 mass % of a monomer (b) having no polyfluoroalkyl group and having a hydrophilic group, to solution polymerization in a volatile organic solvent having a boiling point of at most 100&#xb0; C. in the presence of a surfactant (c) comprising an ethylene oxide adduct of 2,4,7,9-tetramethyl-5-decyne-4,7-diol to form a fluorocopolymer (A), and a step of volatilizing the volatile organic solvent after the solution polymerization and adding an aqueous medium to form an aqueous dispersion.

Antifouling composition, process for its production and article treated therewith

A fluorocopolymer capable of exhibiting excellent water and oil resistance even with its perfluoroalkyl group being a short chain, and a water and oil proofing composition containing it, are provided. A water and oil proofing composition containing a fluorocopolymer (A) comprising from 40 to 98 mass % of polymerized units (a') having a Cperfluoroalkyl group, from 1 to 50 mass % of polymerized units (b&#x2032;) having an alkylene oxide and from 1 to 10 mass % of polymerized units (c&#x2032;) based on a monomer represented by CH&#x2550;C(COOH)-Q-COOH (wherein Q is a Calkylene group, etc.).

Fluorocopolymer and water and oil proofing composition, and processes for their production

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 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

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.

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Yokohama, Japan

Shuichiro Sugimoto