Ferro Corporation

The Goodyear & Tire Rubber Company

Anthony S Scheibelhoffer

Deenadayalu Chundury

Timothy W Birch

Ronald E Thompson

Dianna B Dusek

Surachai Wimolkiatisak

Dennis Lee Hammond

Berdine L Leonard

Randall S McAllister

Gerald W Drabeck

Frederick S Mandel

Richard L Abrams

Kenneth D Zabielski

Robert J Opalko

Andrew M Rohn, Jr

Atam P Sahni

Jeffrey L Wilcoxson

James T Kempthorn

Anthony F Dean, Jr

Charles D Green

William R Myers

Donald P Hart, Jr

Mir L Ali

Susan M Sobek

Alan G King

Paul J DeFranco

Gerald W Drabeck, Jr

Parviz Baghaii

Douglas E Brand

Allen W Carlson

John H Bowen, Iii

Kenneth L Overley

James M Barnewall

Richard E Meier

Daniel L Davidson

Paryiz Baghaii

Anthony F Dean Jr

Carlos E Ortiz

Michael J Berlin

This invention relates to a polymer composition comprising (A) from about 55% to about 75% by weight of at least one polyolefin, (B) from about 2% to about 12% by weight of at least one reaction product of an alpha, beta unsaturated carboxylic reagent and a polyolefin, and (C) from 15% to about 35% by weight of filler. In one aspect, the polymer compositions also include (D) at least one copolymer of ethylene and an olefin, (E) at least one polyamide, or (F) a mixture of (D) and (E). These compositions provide articles and films with improved scratch resistance and hardness. These compositions have improved processing character because their low coefficient of friction.

Polymer compositions comprising polyolefins and reaction products of a polyolefin and an unsaturated carboxylic reagent and articles made therefrom

The present invention provides an adhesive composition for use in bonding a polymeric fitting to an olefin-containing component of an article used in medical applications. The adhesive composition according to the invention includes an adhesive polymer system dissolved in a solvent system. The solvent system includes an organic solvent having a solubility parameter within the range of from about 7.5 to about 10 (cal/cm ) . Subsequent to forming a bond between the polymeric fitting and the olefin-containing component, the adhesive composition can meet the requirements for USP Class VI materials. In a preferred embodiment of the invention, the adhesive composition includes a low shear mixture of an adhesive polymer system including an atactic polypropylene and a low density polyethylene that is dissolved in a solvent system including a blend of d-limonene and a ketone selected from the group consisting of 4-heptanone and cyclohexanone. The adhesive composition can be used, for example, to bond polymeric fittings made of materials such as, but not limited to, acrylic, polycarbonate, polyvinyl chloride, polyolefin, acrylonitrile butadiene-styrene, and polyester, to olefin-containing components of articles used in medical applications such as, but not limited to, tubing.

Adhesive composition primarily intended for use in medical applications

This invention relates to a solvent based adhesive composition including a major amount of a solvent system and a minor amount of an adhesive polymer system. The solvent system preferably includes a terpene and an aldehyde, ketone, or an aromatic solvent. The adhesive polymer system preferably includes one or a blend of polymers that dissolve, at least in part, in the solvent solution. The components of the solvent adhesive are compatible in that they do not separate upon standing. The solvent based adhesive composition provides good adhesion between polymer articles such as, for example, polyolefin and acrylic films, as well as good adhesion between polymeric articles and wood or metal substrates.

Solvent based adhesive composition

This invention relates to a multilayer thermoformable structure including: (A) a cap layer including at least 50% by weight of a polymethacrylate ester or polyacrylate ester or their copolymers or blends; (B) a core layer including at least 30% by weight polyolefin; and (C) a tie layer intermediate the cap layer (A) and core layer (B). The multilayer thermoformable structures of the invention are useful in applications requiring the physical properties of an olefin and the gloss, scratch resistance and chemical resistance of an acrylic polymer.

Multilayer structure with acrylic cap layer, polyolefin core layer, and intermediate tie layer

This invention relates to a multilayer thermoformable composite structure including: a formulated cap layer (A) including at least about 50% by weight of a polymethacrylate ester, a polyacrylate ester, copolymers, and/or blends thereof; and a core layer (B) including from about 30% to about 100% by weight of a polyolefin. The multilayer thermoformable structures of the invention are useful in applications requiring the physical properties of an olefin and the gloss, scratch resistance and chemical resistance of an acrylic polymer.

Multilayer composite structure with formulated acrylic cap

The powder coating composition of the present invention includes a low-temperature mixture of a powder (A) and a powder (B), in which at least the powder (A) includes an unsaturated polyester resin and a free radical initiator for initiating polymerization of unsaturated polyester resins in the powder coating composition and the powder (B) includes a polymerization promoter and methods for making the composition. The powder (B) may further include an unsaturated polyester. The powders (A) and (B) are physically mixed at temperatures below which the polymerization promoter would cause the free radical initiator to initiate polymerization of the powder coating composition. Subsequently, the physically mixed powder coating composition is applied to a substrate and cured, during which the polymerization promoter causes the free radical initiator to initiate the curing reaction.

Powder coating composition comprising unsaturated polyesters and uses thereof

This invention relates to a polymer blend comprising in weight percent:

Polymer blend comprising polypropylene

This invention relates to a polyester resin comprising (A) from about 5% to about 50% by weight reactive diluent and (B) from about 50% to about 95% by weight of an unsaturated polyester resin prepared from at least one component selected from the group consisting of (i) from about 0.5% up to about 8% by mole of a polyhydric alcohol, having at least three hydroxyl groups, and at least one transesterification catalyst, (ii) from about 2% up to about 12% by mole of a reaction product of a polyol and a fatty carboxylic acid, and (iii) from about 2% up to about 12% by mole of a fatty reactant selected from the group consisting of a fatty primary alcohol, a fatty epoxide, a fatty monocarboxylic acid and mixtures thereof, wherein each member of the group has up to about 100 carbon atoms. In another aspect, the invention relates to mixtures of the above polyester resins with conventional polyester resins. Methods of reducing volatile organic compound emissions are also part of the invention. The present invention provide resins and methods which have low emissions of volatile organic compounds and when used in curable compositions have good gel times and final cured properties.

Low VOC unsaturated polyester systems and uses thereof

The present invention provides a new and improved method of producing a dustless vinyl halide polymer color concentrate that does not require the formation of a hot melt or the use of wax. The color concentrate comprises a multitude of fine particles which each comprise a vinyl halide polymer resin core and a colorant material shell. The method includes the steps of providing a vinyl halide polymer, providing a colorant material, providing a compatibilizer having a solubility parameter of from about 7 to about 12 (cal/ml).sup.1/2, and mixing the vinyl halide polymer, compatibilizer and colorant material together to yield the dustless concentrate in the form of a vinyl halide resin core surrounded by a shell of the compatibilzer and the colorant material.

Vinyl halide polymer color concentrate

The present invention provides a color concentrate comprising (a) at least one resin selected from the group consisting of a polymer of a diene, a rosin material, a coumarone-indene resin, a polymer of vinyl aromatic monomer having an M n of from about 500 to about 4000, a wax and a mixture of two or more thereof, (b) at least one resin selected from the group consisting of a copolymer of an olefin and an acrylate or a methacrylate, a polymer of a vinyl aromatic monomer having an M n of at least about 10,000 and a mixture thereof, and (c) at least one colorant.

Color concentrates and polymer compositions containing the same, and

The present invention provides a screen printable coating composition comprising one or more hydroxy functional materials (I), one or more crosslinkers (II) for curing the hydroxy functional materials, and one or more crystalline reactive diluents (III). The coating composition may also include one or more catalysts (IV), plasticizers (V), rheology modifiers (VI), waxes (VII) and coloring agents (VIII). Various additives and fillers may also be included in the coating composition.

Screen printable decorative coating composition

The present invention provides a new and improved method of producing coating materials comprising the steps of providing a first organic material which is solid at room temperature, providing a second organic material which is solid at room temperature and which is substantially different in chemical composition from the first organic material, providing a source of supercritical fluid, providing a first container having a mechanical agitator, providing a second container, introducing the first and second organic materials and the supercritical fluid into the first container and mechanically agitating such materials and the supercritical fluid, and discharging the contents of the first container into the second container so as to collect substantially all of the first and second organic materials in the second vessel, the second container being maintained at a lower pressure than the first container.

Method of preparing coating materials

This invention relates to an abrasive composition comprising (a) a major amount of at least one abrasive powder, (b) at least one resin selected from the group consisting of a polymer of a diene, a rosin material, a coumarone-indene resin, and a mixture of two or more thereof, and (c) at least one copolymer of an olefin and an acrylate or a methacrylate. The abrasive composition may additionally include (d) a surface active agent. The abrasive composition may be added to a polymer or resin to form purge compositions. The invention also relates to methods of cleaning processing equipment and preparing the abrasive compositions and purge composition.

Abrasive and purge compositions

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Norton, OH, United States of America

Anthony S Scheibelhoffer