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Color-plus-clear composite coating
PATENTS
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Granted in the Metal Finishing Field FILLER COMPONENT FOR USE IN AQUEOUS BASECOATS
U.S. Patent 5,968,655. Oct. 19, 1999 M. Hartung et al., assignors to BASF Coatings AG, MuensterHiltrup, Germany
A process for applying a composite coating to a substrate comprising preparing a filler component of 10 to 70% by weight of an aqueous polyurethane dispersion, wherein the dispersion is from 10 to 60% by weight polyurethane resin and 5 to 40% by weight of at least one filler; preparing a fillerbasecoat composition, comprising 10 to 70% by weight filler component and 90 to 30% by weight of a portion of an aqueous basecoat composition; applying the fillerbasecoat in a first layer on the substrate; applying the aqueous basecoat composition in a second layer; applying a clearcoat in a third layer; and curing the coating layers together.
MIXED SOLVENT CLEANING COMPOSITION
U.S. Patent 5,968,882. Oct. 19, 1999 H. Matsuhisa and T. Nakamura, assignors to Canon, Tokyo
A nonflammable mixed solvent composition comprising 5 to 35% by weight of a completely fluorinated organic compound selected from the group consisting of perfluoropentane, perfluorohexane and perfluoroheptane; 20 to 65% of a partially fluorinated aromatic organic compound, wherein said partially fluorinated aromatic organic compound contains no halogen atom other than fluorine; and 18 to 47.5% of an unhalogenated hydrocarbon compound.
ANTICORROSIVE COATING COMPOSITION 76
U.S. Patent 5,969,019. Oct. 19, 1999 H. Kanai and T. Shimakura, assignors to Nippon Paint Co., Ltd., Osaka, Japan and Nippon Steel Corp., Tokyo
An anticorrosive coating composition, which comprises thiocarbonyl group-containing compounds, phosphoric acid, or phosphates, and aqueous resins in water, wherein the amounts of the thiocarbonyl group-containing compounds and the phosphoric acid or phosphates are 0.2 to 50 g and 0.1 to 5 g (in terms of phosphate ions) respectively based on one liter of the total amount of the aqueous resins and water. WATERBORNE COAnNG COMPOSITION
U.S. Patent 5,969,030. Oct. 19, 1999 S. Grandhee, assignor to BASF Corp., Southfield, Mich.
A waterborne coating composition comprising hydrophobically modified emulsion polymer, wherein the emulsion polymer is prepared by a core-shell polymerization process and at least one compound selected from the group consisting of consisting of plasticizers, crosslinking agents, pigments, solvents, and mixtures thereof. EPOXYPOWDER COATING
COLORED COATING COMPOSITION
U.S. Patent 5,969,048. Oct. 19, 1999 E. Ito et al., assignors to Nippon Paint Co., Ltd., Osaka, Japan
A colored coating composition comprising 5 to 60% by weight of a polymer having a carboxyl group and a carboxylate group; 5 to 60% of a polymer having a hydroxyl group and an epoxy group; 0.05 to 20% of a pigment-dispersing agent; and 0.1 to 50% of a pigment. COLOR-PLUS-CLEAR COMPOSITE COATING
U.S. Patent 5,969,058. Oct. 19, 1999 L.G. Anderson et al., assignors to PPG Industries Ohio Inc., Cleveland
a curable film-forming composition comprising a mixture of 10 to 90% by weight of at least one epoxy functional copolymer; 5 to 95% of at least one polycarboxylic acid crosslinking agent; and an effective catalytic amount of at lest one triaryltin compound. HIGH-SOLIDS COATING
U.S. Patent 5,969,085. Oct. 19, 1999 F.N. Jones et al., assignors to Exxon Chemical Patents Inc., Baytown, Texas
A polymeric vehicle, which is effective for providing a formulated coating composition having about 75% solids. PULSED PLASMA .JET PAINT REMOVAL
U.S. Patent 5,969,043. Oct. 19, 1999 R. Maruta et al., assignors to Shell Oil Co., Houston, Texas
U.S. Patent 5,970,993. Oct. 26, 1999 F.D. Witherspoon et al., assignors to Utron Inc., Manassas, Va.
An epoxy resin power coating composition, which comprises 40 to 95 parts by weight of a solid epoxy resin having at least 2 epoxy groups in a molecule and 5 to 60 parts by weight of an epoxidized polydiene polymer.
A method of removing paint from a surface comprising generating apulsed plasma within a capillary by providing an arc discharge within the capillary and directing the pulsed plasma as a jet from the capillary to the paint, ablating Metal Finishing
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i:.'~
_
Granted in the Metal Finishing Field FILLER COMPONENT FOR USE IN AQUEOUS BASECOATS
U.S. Patent 5,968,655. Oct. 19, 1999 M. Hartung et al., assignors to BASF Coatings AG, MuensterHiltrup, Germany
A process for applying a composite coating to a substrate comprising preparing a filler component of 10 to 70% by weight of an aqueous polyurethane dispersion, wherein the dispersion is from 10 to 60% by weight polyurethane resin and 5 to 40% by weight of at least one filler; preparing a fillerbasecoat composition, comprising 10 to 70% by weight filler component and 90 to 30% by weight of a portion of an aqueous basecoat composition; applying the fillerbasecoat in a first layer on the substrate; applying the aqueous basecoat composition in a second layer; applying a clearcoat in a third layer; and curing the coating layers together.
MIXED SOLVENT CLEANING COMPOSITION
U.S. Patent 5,968,882. Oct. 19, 1999 H. Matsuhisa and T. Nakamura, assignors to Canon, Tokyo
A nonflammable mixed solvent composition comprising 5 to 35% by weight of a completely fluorinated organic compound selected from the group consisting of perfluoropentane, perfluorohexane and perfluoroheptane; 20 to 65% of a partially fluorinated aromatic organic compound, wherein said partially fluorinated aromatic organic compound contains no halogen atom other than fluorine; and 18 to 47.5% of an unhalogenated hydrocarbon compound.
ANTICORROSIVE COATING COMPOSITION 76
U.S. Patent 5,969,019. Oct. 19, 1999 H. Kanai and T. Shimakura, assignors to Nippon Paint Co., Ltd., Osaka, Japan and Nippon Steel Corp., Tokyo
An anticorrosive coating composition, which comprises thiocarbonyl group-containing compounds, phosphoric acid, or phosphates, and aqueous resins in water, wherein the amounts of the thiocarbonyl group-containing compounds and the phosphoric acid or phosphates are 0.2 to 50 g and 0.1 to 5 g (in terms of phosphate ions) respectively based on one liter of the total amount of the aqueous resins and water. WATERBORNE COAnNG COMPOSITION
U.S. Patent 5,969,030. Oct. 19, 1999 S. Grandhee, assignor to BASF Corp., Southfield, Mich.
A waterborne coating composition comprising hydrophobically modified emulsion polymer, wherein the emulsion polymer is prepared by a core-shell polymerization process and at least one compound selected from the group consisting of consisting of plasticizers, crosslinking agents, pigments, solvents, and mixtures thereof. EPOXYPOWDER COATING
COLORED COATING COMPOSITION
U.S. Patent 5,969,048. Oct. 19, 1999 E. Ito et al., assignors to Nippon Paint Co., Ltd., Osaka, Japan
A colored coating composition comprising 5 to 60% by weight of a polymer having a carboxyl group and a carboxylate group; 5 to 60% of a polymer having a hydroxyl group and an epoxy group; 0.05 to 20% of a pigment-dispersing agent; and 0.1 to 50% of a pigment. COLOR-PLUS-CLEAR COMPOSITE COATING
U.S. Patent 5,969,058. Oct. 19, 1999 L.G. Anderson et al., assignors to PPG Industries Ohio Inc., Cleveland
a curable film-forming composition comprising a mixture of 10 to 90% by weight of at least one epoxy functional copolymer; 5 to 95% of at least one polycarboxylic acid crosslinking agent; and an effective catalytic amount of at lest one triaryltin compound. HIGH-SOLIDS COATING
U.S. Patent 5,969,085. Oct. 19, 1999 F.N. Jones et al., assignors to Exxon Chemical Patents Inc., Baytown, Texas
A polymeric vehicle, which is effective for providing a formulated coating composition having about 75% solids. PULSED PLASMA .JET PAINT REMOVAL
U.S. Patent 5,969,043. Oct. 19, 1999 R. Maruta et al., assignors to Shell Oil Co., Houston, Texas
U.S. Patent 5,970,993. Oct. 26, 1999 F.D. Witherspoon et al., assignors to Utron Inc., Manassas, Va.
An epoxy resin power coating composition, which comprises 40 to 95 parts by weight of a solid epoxy resin having at least 2 epoxy groups in a molecule and 5 to 60 parts by weight of an epoxidized polydiene polymer.
A method of removing paint from a surface comprising generating apulsed plasma within a capillary by providing an arc discharge within the capillary and directing the pulsed plasma as a jet from the capillary to the paint, ablating Metal Finishing