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Inventor:
Yukawa; Yoshiyuki
Address:
Hiratsuka, JP
No. of patents:
36
Patents:












Patent Number Title Of Patent Date Issued
8299163 Water-based paint compositions and multilayer coating film-forming method October 30, 2012
This invention provides water-based paint compositions containing water-dispersible acrylic polymer particles, hydroxyl-containing resin and curing agent, the water-dispersible acrylic polymer particles having a weight-average molecular weight of at least 1,100,000 and an absorbance
8283405 Water-based paint compositions October 9, 2012
This invention provides water-based paint compositions which can form coating film excelling in finished appearance such as coated surface smoothness and also of excellent performance in such properties as water resistance, which comprise water-dispersible acrylic polymer particles (
7875684 Thermosetting water-based paint and coating film-forming methods January 25, 2011
The invention discloses thermosetting water-based paint comprising water-dispersible acrylic polymer particles which are obtained through multi-stage emulsion polymerization of radical polymerizable unsaturated monomers using a specific reactive emulsifying agent, said monomers compr
7842751 Water-based paint compositions November 30, 2010
This invention provides a water-based paint composition comprising an emulsion resin (A), melamine resin (B) and hydrophobic solvent (C), the emulsion resin (A) being fine resin particles having core/shell type multilayered structure composed of the core made of a copolymer (I) obtai
7649050 Two package type clear coating composition and method for making multilayer coating film January 19, 2010
A two package type clear coating composition which can form cured coating film excelling in all aspects of scratch resistance, acid resistance, stain resistance and finished appearance such as coated surface smoothness, comprising a hydroxyl-containing acrylic resin (A) having a hydr
7271213 Pigment dispersing resin September 18, 2007
This invention provides both a pigment dispersing resin which is a copolymer of: (A) polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of tertiary amino group, quaternary ammonium salt and sulfonic acid group;
7026392 Resin for pigment dispersion April 11, 2006
This invention relates to the use of a copolymer of polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of quaternary ammonium salt group and sulfonic acid group, nonionic polymerizable unsaturated monomer having
6994745 Pigment dispersing resin February 7, 2006
This invention provides both a pigment dispersing resin which is a copolymer of: (A) polymerizable unsaturated monomer containing at least one kind of ionic functional group selected from the group consisting of tertiary amino group, quaternary ammonium salt and sulfonic acid group;
6852817 Pigment dispersing resin and water-based pigment dispersion which contains the same February 8, 2005
This invention provides a pigment dispersing resin which is a copolymer of: (A) sulfonic group-containing polymerizable unsaturated monomer, (B) polyoxyalkylene chain-containing nonionic polymerizable unsaturated monomer, (C) (C-1) (meth)acrylic acid ester type polymerizable monomer hav
6743848 Pigment dispersing resins June 1, 2004
This invention provides a pigment dispersing resin having a weight-average molecular weight within a range of 1,000-150,000, which is obtained by copolymerizing a monomeric mixture comprising (a) a macromonomer obtained by polymerizing at least one ethylenically unsaturated monomer in th
6656595 Pigment dispersing resins December 2, 2003
This invention relates to use of copolymers which are obtained through copolymerization, in the presence of a radical-polymerization initiator, of monomeric mixtures comprising: macromonomers obtained by (co)polymerizing, in the presence of a metal complex which is a catalytic chain t
6617409 Resin containing phosphate group September 9, 2003
The present invention relates to a phosphate group-containing resin obtained by copolymerizing: (a) a polymerizable monomer having a phosphate group represented by a formula [--OPO(OR)(OH)] (wherein R represents a hydrocarbon group having 4 to 10 carbon atoms), (b) a polymerizable mo
6596793 Copolymer excelling in pigment dispersibility July 22, 2003
This invention provides a copolymer having a number-average molecular weight within a range of 2,000-100,000 and a resin acid value within a range of 10-200 mgKOH/g, which is obtained by copolymerizing (a) 5-50 parts by weight of carboxyl-containing, polymerizable unsaturated macromo
6548174 Pigment dispersing resins April 15, 2003
This invention relates to use of a copolymer of a high acid value macromonomer which is obtained through copolymerization of specific monomeric components including methacrylic acid in the presence of a metal complex which is a catalytic chain transfer agent or an addition cleavage-t
6419990 Phosphoric acid group-containing non-aqueous dispersion and a process for the application thereo July 16, 2002
This invention relates to a phosphoric acid group-containing non-aqueous dispersion wherein polymer particles are dispersed in a solution of a macromolecular dispersion stabilizer dissolved in an organic solvent, said polymer particle being a particle of polymer comprising a phosphoric a
6319557 Coating composition and method for application thereof November 20, 2001
The present invention provides a thermosetting organic solvent type coating capable of forming a cured coating film having a TUKON hardness at 20.degree. C. of 15 or more and the minimum value of dynamic modulus E' at a frequency of 110 Hz in the temperature range of 150-200.degree. C.,
6291575 Phosphoric acid group-containing non-aqueous dispersion and a process for the application thereo September 18, 2001
This invention relates to a phosphoric acid group-containing non-aqueous dispersion wherein polymer particles are dispersed in a solution of a macromolecular dispersion stabilizer dissolved in an organic solvent, said polymer particle being a particle of polymer comprising a phosphoric a
6262147 Coating composition and method for application thereof July 17, 2001
The present invention provides a thermosetting organic solvent type coating capable of forming a cured coating film having a TUKON hardness at 20.degree. C. of 15 or more and the minimum value of dynamic modulus E' at a frequency of 110 Hz in the temperature range of 150-200.degree. C.,
6180175 Coating composition January 30, 2001
There is disclosed a novel organic solvent type coating composition capable of making the solid content concentration at the time of coating to higher than 70% by weight, without lowering the properties, which urethane type coating materials have, such as acid resistance, scratch resista
6174965 Polyester resin, process for its production and its use January 16, 2001
The present invention provides a polyester resin having in the molecule at least one quaternary ammonium base represented by the formula ##STR1##(wherein X is halogen and R is alkyl), and a process for its production. The present invention further provides a pigment dispersion containing
6166100 Cationically polymerizable pigmented composition December 26, 2000
A cationically polymerizable pigmented composition comprising (A) a cationically polymerizable binder component containing at least one resin or compound selected from the group consisting of (A-1) a cationically polymerizable acrylic resin consisting of a copolymer of (a) a (meth) a
6103311 Method for forming multi-layer coating film August 15, 2000
This invention relates to a method for forming a multi-layer coating film which is characterized by applying a base coating (A) which contains a phosphoric acid group-containing resin composition, and, without curing the same, applying a leafing type aluminum flake pigment-containing
6045870 High solid coating composition and method for forming topcoat using same April 4, 2000
An organic solvent-based heat-curable high solid coating composition comprising:(A) a carboxyl-containing compound having an acid value of 50 to 500 mg KOH/g wherein 20 mol % or more of the carboxyl groups are silylated carboxyl groups,(B) at least one epoxide selected from (B-1) an epox
6015848 Coating composition and method for application thereof January 18, 2000
The present invention provides a thermosetting organic solvent type coating capable of forming a cured coating film having a TUKON hardness at 20.degree. C. of 15 or more and the minimum value of dynamic modulus E' at a frequency of 110 Hz in the temperature range of 150-200.degree. C.,
5830581 Method for formation of coating film November 3, 1998
The present invention provides a method for forming a multi-layer coating film by applying a colored clear coating (B) containing a color pigment and/or a glittering material, on the film of a leafing type aluminum flake-containing metallic coating (A), wherein the colored clear coating
5780113 Method for formation of coating film July 14, 1998
The present invention provides a method for forming a multi-layer coating film by applying a clear coating (B) on the film of a leafing type aluminum flake-containing metallic coating (A), which method comprises forming a film of the metallic coating (A), curing the film, applying th
5587426 Process for preparing self-crosslinking resin December 24, 1996
The present invention provides:(1) a self-crosslinking resin (I) having a blocked isocyanate group and a hydroxyl group in the molecule and characterized in that the resin is prepared from a vinyl polymer (A) having at least two free isocyanate groups in the molecule and an acrylic resin
5424369 Self-crosslinking resin June 13, 1995
A self-crosslinking resin comprising a resin containing a blocked isocyanate group, and a resin containing a hydroxyl group, and a tertiary amino group and/or a quaternary ammonium group and attached to the resin by a urethane bond.The self-crosslinking resins are useful for adhesive com
5414055 Coating resin compositions May 9, 1995
(1) A coating resin composition consisting essentially of a self-crosslinking resin (I) having at least one hydroxyl group and at least one blocked isocyanate group in the molecule wherein the resin (I) is prepared by reacting some of the free isocyanate groups of a vinyl polymer (A)
5346958 Curable coating compositions containing polystyrene microparticles September 13, 1994
A curable top coating composition essentially including(A) a hydroxyl-containing vinyl type resin containing 45 to 55% by weight of styrene monomer as a copolymerized unit of the resin,(B) at least one member selected from among amino resins and (blocked) polyisocyanate compounds, and(C) a m
5296551 Self-crosslinking resin March 22, 1994
The present invention provides(1) a self-crosslinking resin (I) having a blocked isocyanate group and a hydroxyl group in the molecule and characterized in that the resin is prepared from a vinyl polymer (A) having at least two free isocyanate groups in the molecule and a polyester resin
5296529 Self-crosslinking resin March 22, 1994
The present invention provides (1) a self-crosslinking resin (I) having a carboxyl group, a blocked isocyanate group and a hydroxyl group in the molecule and characterized in that the resin is prepared from a vinyl polymer (A) having at least two free isocyanate groups in the molecule an
5288803 Self-crosslinking resin February 22, 1994
A self-crosslinking resin comprising a resin containing a blocked isocyanate group, and a resin containing a hydroxyl group, and a carboxyl group or carboxylic anhydride group and attached to the resin by a urethane bond.
5274045 Self-crosslinkable resin December 28, 1993
A self-crosslinkable resin useful as, for example, adhesive compositions and coating compositions. The resin contains complementary reactive groups, that is, a blocked isocyanate group and a hydroxyl group, in the same molecule. The resin is prepared by reacting a hydroxy-containing
5124399 Process for preparation of self-curing resin June 23, 1992
The present invention provides a process for preparing a self-curing resin having a blocked isocyanate group and a hydroxyl group in the molecule from a polymer 500 to 50000 in number average molecular weight and having a tertiary amino group and/or a quaternary ammonium group, and at le
5116930 Self-curing resin May 26, 1992
The invention provides a self-curing resin which contains one or more blocked isocyanate groups and one or more hydroxyl groups in the molecule and which is produced by polymerizing a monomer component containing an isocyanate-containing, radical-polymerizable monomer as an essential










 
 
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