Abstract: The present invention relates to a latex composition comprising a) an opaque polymer having a pigment volume concentration of from 18 to 28; b) fully or partially polymer encapsulated TiO2 particles having a pigment volume concentration of from 8 to 18; c) an extender having a pigment volume concentration of from 0 to 10; d) a binder; e) a thickener; and f) water. Notwithstanding the surprisingly high pigment volume concentration of opaque polymer, the composition—upon application to a substrate—gives a coating with a gloss or semi-gloss finish, excellent hiding, and acceptable burnish resistance.

Abstract: A tackifier composition includes a carrier solvent, a resin material, and an inorganic filler. The tackifier composition may be deposited onto at least a portion of a woven fiber structure and then dried to remove the carrier solvent. The dried woven fiber structure may then be formed into a preform.

Abstract: One object of the present invention is to provide a silicone resin composition which has remarkable discoloration resistance and durability of reflection efficiency, and provide an optical semiconductor device having high reliability. The present invention provides a silicone resin composition comprising (A) an organopolysiloxane resin represented by the formula (1) which has at least two alkenyl groups per molecule, (B) an linear organopolysiloxane represented by the formula (2), which has at least two alkenyl groups per molecule, provided that at least a part of a whole amount of components (A) and (B) has at least one cycloalkyl group per molecule, (C) an organohydrogenpolysiloxane represented by the formula (3) which has at least two SiH groups per molecule, in an effective amount to cure the components (A) and (B), and (D) an addition reaction catalyst in a catalytic amount.

Abstract: The invention relates to a polymer composition, comprising: (i) at least one thermoplastic resin having a glass transition temperature of at least about 220° C.; (ii) at least one phenylalkoxysilane, biphenol, trisilanolphenyl polyhedral oligomeric silsesquioxane, or mixture of two or more thereof; (iii) inorganic particulates; and (iv) at least one dispersant. The polymer composition may be a high temperature thermoplastic suitable for forming, such as by molding, optical articles such as lenses.

Abstract: A compressible and highly flexible plugging agent comprises the following components in parts by weight: 70-80 parts of natural rubber, 0.5-1 part of polyacrylamide (PAM), 1.5-3 parts of polyanionic cellulose (PAC), 0.5-1 part of biopolymer XC and 10-15 parts of ultrafine calcium carbonate; and the preparation method thereof comprises the following steps: adding the components in the weight parts into the natural rubber in order according to the common preparing method at normal temperature and pressure, mixing and stirring evenly, drying and then grinding into particles of 0.05-50 mm. The plugging agent is characterized by wide raw material sources, simple process, safe application, high plugging ratio and high compressibility, which is suitable for oil recovering and geological drilling applications.

Abstract: The present application relates reinforced poly(arylene sulfide) compositions and processes of producing the reinforced poly(arylene sulfide) compositions. The reinforced poly(arylene sulfide compositions can be prepared by blending the reinforcing agent with the poly(arylene sulfide) or by including the reinforcing agent in the process to produce the poly(arylene sulfide). Reinforcing agents which can be utilized are graphenes (e.g., single-walled carbon nanotubes). The inclusion of the graphene reinforcing agent in the poly(arylene sulfide) composition affects the crystallization properties and/or the conductivity of the melt processed poly(arylene sulfide) compositions.

Abstract: The present invention includes a paint formulation comprising a water-based latex and microspheres, wherein the microspheres have an effective particle size and are present in an effective amount to both provide a smooth paint finish and fill, cover or conceal superficial blemishes in a painted substrate when the paint formulation is dry. In another embodiment, the present invention includes a method of applying a paint formulation to a substrate having superficial surface imperfections comprising applying with a first paint applicator the paint formulation to the superficial imperfections in the surface to be painted, allowing the applied paint formulation to dry until it is at least dry to the touch, applying with a second paint applicator the paint formulation to the surface of the substrate to produce a first paint surface.

Abstract: The present invention relates to flame retardant thermoplastic polyurethane (TPU) compositions that are prepared by compounding certain TPU's and with a polyphosphonate homopolymer or copolymer, and more specifically TPU compositions that pass ASTM E84 Class 1 and UL94 V0 ratings. The invention also relates to compositions that further include an inherently dissipative polymer to provide a TPU composition that has flame retardant properties, electrostatic discharge performance, good clarity and/or transparency, or any combination thereof.

Abstract: Disclosed is a composition comprising poly(hydroxyalkanoic acid) and one or more carboxylic acids having about 10 to about 30 carbon atoms wherein the carboxylic acid is present in the composition from 0.5 to about 15%, based on the weight of the composition and the carboxylic acid includes aromatic carboxylic acid, aliphatic carboxylic acid, polycarboxylic acid, aliphatic hydroxycarboxylic acid; or combinations of two or more thereof. Also disclosed are a process that can be used for producing the composition and an article comprising the composition.

Abstract: The invention relates to filled polyamide molding compounds which, in addition to a selected polymer mixture comprising two different polyamides, contain long glass fibers with a non-circular cross-sectional area. Furthermore, the invention relates to the use of such molding compounds for the production of molded articles and the molded articles themselves.

Abstract: A molding material is provided including a composite having 1 to 50 wt % of (A) a bundle of continuous reinforcing fibers and 0.1 to 40 wt % of (B) a polyarylene sulfide prepolymer or (B?) a polyarylene sulfide; and 10 to 98.9 wt % of (C) a thermoplastic resin adhered to the composite; wherein the composite further has (D) a zero-valent transition metal compound or (E) a low-valent iron compound in an amount of 0.001 to 20 mol % based on the amount of sulfur atoms contained in the component (B) or (B?). A prepreg and a method of producing a fiber-reinforced molding base material is also provided. By using the molding material according to the present invention which exhibits excellent economic efficiency and productivity, a molded article having excellent mechanical characteristics can be easily produced.

Abstract: The invention describes a process for reducing the amount of saturated or unsaturated monomers and oligomers during production and processing of styrenic polymers comprising a mixture of at least two components selected from the group consisting of a) phenol thioethers, b) phenol acrylates, c) 3-arylbenzofuran-2-ones and d) 1,1-di-substituted ethylenes or tri-substituted ethylenes.

Abstract: This invention relates to a process for producing a composition characterized in that it comprises the steps of: a) preparing an aqueous solution of at least one comb polymer of (meth)acrylic acid onto which is grafted a function of alkoxy and/or hydroxy polyalkylene glycol, b) preparing an aqueous emulsion of at least one acrylic thickener, c) mixing the aqueous solution from step a) with the aqueous emulsion from step b), possibly adding water, and in that one partially neutralizes the comb polymer during step a) and/or step c), in such a way as to obtain a mixture whose pH is between 5.5 and 6.8, preferentially between 5.8 and 6.3. The invention also concerns the product obtained and its utilization in a paper coating for paper, as a thickening agent for said coating and/or as a water retention agent for said coating and/or as an agent improving the brightness and/or the optical azuration of the paper coated with said coating.

Abstract: Polyarylene sulfide compositions are described as are methods of forming the polyarylene sulfide compositions. The polyarylene sulfide compositions are formed by melt processing polyarylene sulfide, a silane coupling agent and a silicone elastomer. The silane coupling agent is, e.g., an amino silane coupling agent and the silicone elastomer can be a poly(dimethyl siloxane). The compositions exhibit good strength and heat resistance characteristics and can be utilized in forming a variety of products such as pipes and houses, automotive components and electrical components.

Abstract: The invention relates to polymer compositions comprising PCT (poly((cyclohexylene-dimethylene)terephthalate)) polymer and a fibrous glass filler having a non-circular cross-sectional aspect ratio of greater than at or about 4.

Abstract: A colloidal pigment dispersion composition comprising: water; dispersed pigment particles; a first polymer dispersant comprising units derived from an acrylate or methacrylate monomer having an alkyl group with 12 or more carbons and units derived from an ethylenicaly unsaturated monomer comprising a carboxylic acid substituent; and a second polymer dispersant comprising units derived from a monomer comprising an aromatic group containing substituent and units derived from an ethylenicaly unsaturated monomer comprising a carboxylic acid substituent, wherein the second polymer dispersant does not comprise units derived from an acrylate or methacrylate monomer having an alkyl group of 12 or more carbons, and wherein the second polymer dispersant has an acid number less than 270.

Abstract: Adhesive compositions and articles that contain these adhesive compositions are described. More particularly, the adhesive compositions include (a) a block copolymer prepared from monoethylenically unsaturated monomers and (b) a tackifier mixture. The adhesives compositions can be adhered to many substrates including those having a non-polar surface.

Abstract: A battery electrode or separator surface protective agent composition having fluidity and being capable of being solidified by hot melt, and comprising at least two types of organic particles comprising organic materials, wherein the organic particles of types different from each other are substantially incompatible with each other, wherein when the composition is solidified by hot melt, the organic particles of the same type thermally fuse with one another to form a continuous phase.

Abstract: Disclosed herein is a coating composition to prevent contamination of a heater caused by water or steam. Since the coating composition may prevent formation and adhesion of scales on the surface of the heater. The coating composition may be cured at a low temperature and degradation does not occur on the surface of the heater after extended use thereof. As a result, formation of scales may be prevented. The heater of a washing machine includes a heating wire disposed at the center, a magnesium oxide (MgO) layer disposed outside the heating wire to surround the heating wire to transmit heat from the heating wire to the outside, and a stainless alloy layer disposed outside the magnesium oxide layer to surround the magnesium oxide layer. The surface of the stainless alloy layer is coated with a coating composition including a silicon resin containing organopolysiloxane and silicon containing polysilsesquioxane.

Abstract: Organosiloxane block copolymers, curable compositions, and solid compositions derived from these block copolymers are disclosed. The organosiloxane block copolymers comprise: 40 to 90 mole percent disiloxy units of the formula [R12—SiO2/2] 10 to 60 mole percent trisiloxy units of the formula [R2SiO3/2] 0.5 to 35 mole percent silanol groups [?SiOH] where R1 is independently a C1 to C30 hydrocarbyl, R2 is independently a C1 to C20 hydrocarbyl, wherein; the disiloxy units [R12SiO2/2] are arranged in linear blocks having an average of from 10 to 400 disiloxy units [R12SiO2/2] per linear block, the trisiloxy units [R2SiO3/2] are arranged in non-linear blocks having a molecular weight of at least 500 g/mol, and at least 30% of the non-linear blocks are crosslinked with each other, each linear block is linked to at least one non-linear block, and the organosiloxane block copolymer has a molecular weight (Mw) of at least 20,000 g/mole.

Abstract: Low temperature, moisture curable coating compositions, related coated substrates, and methods for coating a substrate are described. The coating compositions include an ungelled, secondary amine-containing Michael addition reaction product of reactants including a compound comprising more than one site of ethylenic unsaturation, and an aminofunctional silane.

Abstract: A method for controlling morphology of a silicone organic block copolymer includes adding an MQ resin to the silicone organic block copolymer and annealing. The method is useful for forming thin films, which are useful in electronic device fabrication. The method is also useful for forming adhesives, release coatings, and reversible elastomers.

Abstract: One embodiment of the invention includes a product including a coating comprising (a) a primary resin and a blocked isocyanate, and (b) at least one bio-diesel fuel degradation product neutralizing material.

Abstract: A radiation curable composition comprising 15 to 85 wt % of at least one solvent comprising ?20 wt % of water; 5 to 50 wt % of at least one radiation curable material having a Mn in the range of from 50 to 10,000 g/mol; and 10 to 70 wt % of at least one polyurethane having a Mw in the range of from 4,000 to 70,000 g/mol, the polyurethane having 0 to 5 wt % of isocyanate-reactive component(s) bearing ionic or potentially ionic water-dispersing groups and a free isocyanate group content ?0.5 wt %.

Abstract: An addition curable silicone emulsion release composition suitable for forming a releasable film having a high releasability to a pressure sensitive adhesives simultaneously with good adhesion to a plastic film substrate is provided. A release film prepared by coating and curing such composition on a plastic film is also provided. The good adhesion and the high releasability to acryl pressure sensitive adhesives are realized despite the low content of the organopolysiloxane containing a large amount of trifunctional siloxane units and alkenyl groups which had been used for realizing the adhesion. The addition curable silicone emulsion release composition is prepared by blending predetermined proportion of mixtures of high molecular weight organopolysiloxanes each containing an alkenyl group and phenyl group at particular ratio.

Abstract: Provided is a W/O emulsion, including a continuous oil phase component and an aqueous phase component immiscible with the continuous oil phase component, in which: the continuous oil phase component includes a hydrophilic polyurethane-based polymer and an ethylenically unsaturated monomer; the hydrophilic polyurethane-based polymer includes a polyoxyethylene polyoxypropylene unit derived from polyoxyethylene polyoxypropylene glycol; and the polyoxyethylene polyoxypropylene unit includes 5 wt % to 25 wt % of polyoxyethylene. Also provided is a foam, including a hydrophilic polyurethane-based polymer, in which: the foam has an open-cell structure in which through-holes are present between adjacent spherical cells; the spherical cells each have an average pore diameter of less than 20 ?m; the through-holes each have an average pore diameter of 5 ?m or less; and the foam has surface openings each having an average pore diameter of 20 ?m or less in a surface thereof.

Abstract: The flame-retarding properties of polymeric compositions are selectively enhanced, without adversely affecting other properties of these materials to any significant degree, by including in the compositions oligomeric urethanes with high bromine content.

Abstract: The invention relates to a method of making a coating composition for coating glass. The method includes the steps of combining an epoxy resin component, a methacrylate component, a silane coupling agent, an epoxy curing agent, and an initiator agent.

Abstract: A multi-stage aqueous emulsion polymer, an aqueous coating composition including the emulsion polymer, and a method for providing a coating including the emulsion polymer are provided. The multistage emulsion polymer includes from 10% to 30% by wt., based on the wt. of the multistage emulsion polymer, of a first polymer shell having an acid number of from 5 to 100, the first polymer having a calculated Mn of from 1000 to 4500 and a calculated Tg of lower then 100° C.; and from 70% to 90% by wt., based on the wt. of the multistage emulsion polymer, of a second polymer core having an acid number of from 0 to one-half the acid number of the first polymer, the second polymer having a calculated Mn of greater than 20,000.

Abstract: A means for restraining hardening of silicone rubber is provided. In one form, a silicone rubber composition is provided that contains an antioxidant dispersed therein. In addition, a method for preparing the silicone rubber composition is provided that includes: a step of mixing a silicone rubber precursor and the antioxidant and curing the obtained mixture; or a step of wetting the silicone rubber with a liquid antioxidant. A method of manufacturing a medical device is also provided, including: a step of incorporating into a medical device the silicone rubber composition obtained in the preparation method outlined above; a step of seal packaging the obtained medical device; and a step of irradiating the seal-packaged medical device with radiation.

Abstract: The present invention relates to a process for repairing top layers for roads, tracks, and other areas used by traffic, by applying an amount of at least 20 g/m2 of a polymeric material to the damaged site, applying an amount of at least 80 g/m2 of a first polyurethane reaction mixture (which can comprise additives) to the polymeric material, and applying, to the first polyurethane reaction mixture, a mixture comprising mineral aggregate and a second polyurethane reaction mixture, and allowing the material to harden. The present invention further relates to a repair kit for repairing top layers for roads, tracks, and other areas used by traffic.

Abstract: A radiation curable aqueous coating composition having a 85° gloss of ?60 upon drying comprising (A) 10 to 99 wt % of a polyurethane, (B) 1 to 90 wt % of a radiation curable component; (C) 0.1 to 10 wt % of an associative thickener; wherein at least 80 wt % of (A)+(B)+(C) has a particle size greater than 500 nm and wherein the C?C bond concentration of the composition is 0.2 to 5.0 mmol per g of (A)+(B)+(C).

Abstract: A release liner formed of a polypropylene resin sheet that can be highly recyclable and that can provide an excellent performance in a wide range of operating temperature is provided. A release-lined pressure-sensitive adhesive (PSA) sheet constituted with the release liner is also provided. A release-lined PSA sheet 1 according to the present invention comprises a PSA sheet 20 having a support 22 and a PSA layer 24; and a release liner 10 placed on the PSA layer 24. The release liner 10 has a layered configuration formed of a layer A 12 formed of a polypropylene resin composition containing a nucleating agent; and a layer B 14 formed of a polypropylene resin composition containing no nucleating agent; wherein the two layers stacked to form the thickness of the liner.

Abstract: The present invention relates to a polysiloxane composition which contains (A) at least one type of organopolysiloxane that contains at least two unsaturated aliphatic hydrocarbon groups in the molecule, (B) at least one type of organohydrogenpolysiloxane that contains at least two silicon-bonded hydrogen atoms in the molecule, (C) a hydrosilylation reaction catalyst, and (D) inorganic particles which have a major axis to minor axis ratio of 1 to 1.5 and in which the proportion of particles having a diameter of 50 ?m or greater is 5 wt. % or less of the total quantity of particles, and which satisfies prescribed conditions. The polysiloxane composition of the present invention has good processability and can provide a hard cured product having an extremely low coefficient of thermal expansion after curing.

Abstract: Thermoset compositions useful for dampening vibrations at elevated temperatures are disclosed. The thermoset compositions may have a glass transition temperature of 150° C. or greater, a tan ? peak of 0.2 or greater, and a tan ? peak width measured at half-height larger than about 40° C., as measured by dynamic thermo-mechanical analysis (DMTA) at a frequency of 1 Hz. The thermoset compositions may be used to dampen vibrations at temperatures in excess of 100° C.

Abstract: Polymer composition comprising a) 10-99.99% by weight of at least one polyolefin, b) 0-50% by weight of a thermoplastic that is not a polyolefin, c) 0.005-1% by weight of per se known polymer additives, as well as an additional component chosen among d) at least one polybranched organic/inorganic hybrid polymer which has an inorganic core carrying organic branches, the core and branches forming a particulate structure, or/and e) a fat-soluble metal compound prepared by reacting a metal salt and an acidic, organic compound in a process in which a suitable oxidation agent ensures that all the metal in the end product is present in its highest stable oxidation state at standard conditions (25° C. and maximum 98% humidity).

Abstract: A flame retardant polyurethane elastomer composition containing an oligomeric phosphate obtained by reaction of a trialkyl phosphate with phosphorous pentoxide and an epoxides is provided. In a preferred embodiment, the polyurethane elastomer is a spandex. A method to prepare a fiber or yarn of the flame retardant elastomer and a fabric containing the fiber or yarn is also provided.

Abstract: The present invention provides a process for preparing a polymer polyol (PMPO) by alkoxylating a starter compound(s) having active hydrogen atoms in the presence of a double metal cyanide (DMC) catalyst, radical initiator(s) and optionally PMPO stabilizers and simultaneously polymerizing unsaturated monomer(s) with radical initiator(s). The polymer polyols (PMPOs) made by the inventive process may find use in the preparation of polyurethane foams and elastomers.

Abstract: Polyoxymethylene compositions with polyoxymethylene polymers polymer/polyol additives having a core-link-arm structure. Upon molding, these compositions exhibit stable melt viscosity and simultaneous improvement in notched Izod impact strength and/or decreased relative apparent capillary melt viscosity, and/or increased elongation at break, relative to polyoxymethylene compositions lacking such core-link-arm structure additives.

Abstract: An environmentally acceptable catalyst, coating system, and methods for thermal cure silicone release coatings that utilize bismuth (“Bi”) catalyst to retain properties of tin (“Sn”)-catalyzed systems but do not have the toxicity and environmental hazards associated therewith. The coating systems and methods also provide a laminate that shows reduced orange peel distortion over time compared with tin (“Sn”)-catalyzed systems and methods.

Abstract: A solvent-free and anhydrous hardenable composition that contains at least one polymer A. Polymer A being obtainable by reacting a polyether with at least one ethylenically unsaturated silane in the presence of a radical starter, the ethylenically unsaturated silane carrying at least one hydrolyzable group on the silicon atom. The composition provides low viscosity prior to curing along with good elasticity after curing and a broad adhesion spectrum in a solvent-free and water-free hardenable composition. Also methods for producing the composition and use of the composition as an adhesive, sealant, or coating agent.

Abstract: Polymeric article reinforced with a reinforcing component. The reinforcing component includes a composition made from at least one polymer and graphene sheets.

Abstract: The present invention relates to a corrosion-protective composition containing a wax, an unsubstituted or substituted polyaniline in a doped form and a liquid paraffin, and articles comprising the composition applied on a substrate. It also relates to a process for manufacturing the composition, wherein i) a first dispersion of a polyaniline in a doped form is prepared; and ii) the first dispersion of the polyaniline is combined with a wax component to sufficiently disperse the polyaniline therein, and to the use of the composition as a single layer coating for the protection against corrosion of a substrate in need thereof.

Abstract: The present invention provides a biocompatible prepolymer comprising hydrophilic and hydrophobic segments, wherein the hydrophobic segments have at least one ethylenically unsaturated functional group and at least 5% of the segments have two or more ethylenically unsaturated functional groups and water. The invention further provides a biocompatible prepolymer composition comprising hydrophilic and hydrophobic prepolymers, wherein at least one of the hydrophobic prepolymers has at least one ethylenically unsaturated functional group and at least 5% of the prepolymers have two or more ethylenically unsaturated functional groups and water. The invention further provides use of the prepolymer or prepolymer compositions of the invention in biomedical applications such as tissue engineering, as bone substitutes or scaffolds, and in wound treatment.

Abstract: A process for preparing emulsions of silicone gums is disclosed based on using an ethylene oxide/propylene oxide block copolymer as the emulsifier. The emulsions produced by the present process are useful as coatings additives for both water-based and oil-based coatings to obtain improved slip and anti-mar properties. The emulsions may also be used in the manufacture of tires as band ply lubricants. They may also be used in personal care applications.

Abstract: A flame retardant resin composition is disclosed. An acrylonitrile-styrene based polymer, into which sulfonic acid groups and/or sulfonate groups have been introduced by sulfonating processing with a sulfonating agent containing less than 3 wt % of moisture, is contained in a resin to be made flame retardant, so that flame retardant properties will be conferred on the resin flame resistant.

Abstract: The invention relates to an aqueous coating composition for forming a peelable temporary coating on a substrate, said aqueous coating composition comprising at least one water based film-forming polymer, characterized in that the composition additionally comprises solid particles of an amino resin based polymer.

Abstract: There is disclosed a fluorooxyalkylene group-containing polymer composition represented by the following average composition formula (1). In the formula, the ratio of the Rf2 group is 30 to 75 mole %, relative to a total of all of the terminal groups in the composition, and the fluorooxyalkylene group-containing polymer composition includes a one-terminal hydrolyzable silyl group-containing polymer and a both-terminal hydrolyzable silyl group-containing polymer, wherein Rf1 represents a divalent linear fluorooxyalkylene group, A and B represent groups represented by an Rf2 group or a group represented by the formula (2), Z represents a divalent to heptavalent linking group having a silalkylene structure or a silarylene structure but no siloxane bond, X represents a hydrolyzable group, and Y is a linking group represented by CcH2c or C2H4—CrF2r—C2H4.

Abstract: A method for adhering a medical device to biological tissue includes adhering an adhesive composition having a plurality of reactive members of a specific binding pair to tissue which has a plurality of complementary reactive members of the specific binding pair via click chemistry.

Abstract: A mixture of a functionalized polyfluoropolyether and a benzoxaine resin in a weight ratio of from about 1/99 to about 99/1.