Abstract: An amphiphilic branched star polymer drilling additive includes a crosslinked, polymerized reaction product of crosslinker C, hydrophobic monomer B, and hydrophilic monomer A. The crosslinked polymerized reaction product includes a plurality of block copolymer segments of hydrophobic monomer B and hydrophilic monomer A interconnected via crosslinker C.

Abstract: The rubberized textile material for a belt textile ply is provided on at least one side of a textile web with a peroxidically crosslinkable ethylene-alpha-olefin-diene terpolymer rubber mixture, preferably an EPDM mixture. In this rubberization mixture the third monomer content (diene content) of the EPDM is preferably at least 4% and the rubber mixture contains: a peroxidic crosslinker, a mineral oil having an aromatics proportion of at least 50 percent by weight and at least one reactive phenol and/or reactive phenol resin capable of binding to the double bonds of unsaturated polymers. The reactive phenol and/or phenol resin and the mineral oil are present in the rubber mixture in a content of altogether 5 to 60 phr. The rubberization has an exceptional manufacturing tack coupled with good adhesion and good dynamic properties.

Abstract: The present disclosure relates to compositions and compounded compositions including polyamide and a maleated polyolefin, articles formed from the same such as extruded or molded articles, and methods of making the compositions and articles. A composition includes a condensation polyamide that is at least 30 wt % of the composition and that is the predominant polyamide in the composition. The composition also includes from ?10 wt % to ?50 wt % of a maleic anhydride grafted polyolefin having a grafted maleic anhydride incorporation of ?0.05 to ?1.5 wt % based on total weight of the maleated polyolefin.

Abstract: A polymer composition characterized by containing a diene-based polymer (A) and a filler (B), the diene-based polymer (A) containing the polymer (A1) and the polymer (A2) described below. Polymer (A1): A diene-based polymer that is a polymer of a conjugate diene compound or a copolymer of the conjugate diene compound and an aromatic vinyl compound, the diene-based polymer being modified with a polar group having affinity for the filler (B), wherein the aromatic vinyl content is 25 mass % or less, and the modification rate is 30-100%. Polymer (A2): A diene-based polymer that is a copolymer of an aromatic vinyl compound and a conjugate diene compound including 1,3-butadiene, wherein the aromatic vinyl content is 30-50 mass %, the vinyl content is 5-30 mass %, and the peak molecular weight in terms of polystyrene measured using gel permeation chromatography is 400,000 to 2,000,000.

Abstract: A multilayer film bonded to a base fabric includes a first layer bonded to the base fabric; and a second layer disposed on the first layer. The first layer, the second layer, or both includes a thermoplastic elastomer. The thermoplastic elastomer is at least one selected from the group consisting of a polyester-based elastomer, a polyurethane-based elastomer, and a polyamide-based elastomer. A melt strength of the multilayer film is greater than or equal to 7.5 mN.

Abstract: A thermoplastic resin composition of the present invention comprises: polypropylene resin; polyolefin copolymer resin; and zinc oxide, wherein the zinc oxide has an average particle size of about 0.5 to about 3 ?m, a specific surface area BET of about 1 to about 10 m2/g, a 2? peak position in the range of 35° to 37° in X-ray diffraction (XRD) analysis, and a crystallite size value calculated by formula 1 in the range of about 1,000 to about 2,000 ?. The thermoplastic resin composition has excellent antibacterial properties, impact resistance, chemical resistance, weather resistance, fluidity, etc.

Abstract: Components of medical devices include polypropylene-poly(ethylene oxide) amphiphilic graft copolymers (PP-g-PEO) in their base polymer formulations. The base polymeric formulations comprise at least a polymer or co-polymer of propylene. These components are suitable for solvent-bonding with other components and enhance bond strength of the medical devices.

Abstract: An antistatic agent for thermoplastic resins (Z) containing a block polymer (A) having a block of a hydrophobic polymer (a) and a block of a hydrophilic polymer (b) as structure units, and a C6-C18 branched alkylbenzenesulfonate (S); an antistatic resin composition (Y) containing the antistatic agent (Z) and a thermoplastic resin (E); and a molded article of the antistatic resin composition (Y).

Abstract: A crosslinked rubber composition contains ethylene-propylene-diene copolymer rubber crosslinked with a rotaxane compound having a cyclic molecule and an axial molecule penetrating through the cyclic molecule. In the crosslinked rubber composition, the ethylene-propylene-diene copolymer rubber contains vinylnorbornene, dicyclopentadiene, or tetrahydroindene as a diene component, and the rotaxane compound has a nitrile oxide group on the cyclic molecule and one end of the axial molecule, and the cyclic molecule is crown ether.

Abstract: Co-cured blends of fluoroelastomers of tetrafluoroethylene-propylene copolymer with cure site monomer and terpolymers of Vinylidene fluoride (VDF), Hexafluoropropylene (HFP) and Tetrafluoroethylene (TFE) with peroxide as initiator and coagent TAIC as crosslinker show improved curing performance, improved mechanical properties and improved compression set as well. The co-cured fluoroelastomers show improved chemical resistance to the solvent aging systems and better retention of mechanical properties after aging at high temperature in the solvents system.

Abstract: Provided is a thermoplastic elastomer composition for a weather strip material which is used for obtaining a molded product which has excellent adhesiveness to both a thermoplastic elastomer adherend and a crystalline ethylene resin adherend and also has excellent heat resistance at a fused portion. The thermoplastic elastomer composition for a weather strip material according to the disclosure contains: an ethylene-?-olefin copolymer rubber (A); an ?-olefin crystalline thermoplastic resin (B) having a melting point of 140° C. or higher; an olefin block copolymer (C) obtained by hydrogenating a block copolymer which has a conjugated diene polymer block with a 1,2-vinyl bond content of 25 mol % or less at both ends and also has a conjugated diene polymer block with a 1,2-vinyl bond content of more than 25 mol % in the middle; and a crystalline ethylene resin (D).

Abstract: A method of binder jetting additive manufacturing for veneer applications may include, but is not limited to, loading a mixture of material into one or more feed boxes of a binder jetting additive manufacturing device, depositing a layer of the mixture of material into a working chamber of the binder jetting additive manufacturing device, applying a coating to the layer of the mixture of material, and curing the coating applied to the layer of the mixture of material to form a portion of a veneer product, actuating a working surface of the working chamber, depositing an additional layer of the mixture of material into the working chamber, applying an additional coating to the additional layer of the mixture of material, and curing the additional coating applied to the additional layer of the mixture of material to form an additional portion of the veneer product.

Abstract: Styrene-free unsaturated polyester resin and vinyl ester resin compositions are provided which contain low amounts of hazardous air pollutants, good mechanical and physical properties, and good corrosion resistant characteristics. The resin systems are such that minimal or no component is leachable after completion of the curing process. The resins are suitable for repair of sewer pipes and potable water pipe systems as part of a cured-in-place pipe application. Additionally, the invention is suitable for relining of storage tanks. A process for the manufacture of these resin compositions is also provided.

Abstract: The present invention is characterized by including an aromatic vinyl-based copolymer, glass fiber, and zinc oxide, wherein the zinc oxide has an average particle size (D50) of about 0.5 to 3 ?m as measured by a particle size analyzer, and a size ratio (B/A) of peak B, spanning the range of 450 to 600 nm, to peak A, spanning the range of 370 to 390 nm, of about 0.01 to 1.0 when measuring photoluminescence. The thermoplastic resin composition exhibits excellent rigidity, antibacterial properties, weather resistance, external appearance and the like.

Abstract: A thermally conductive sheet according to the present invention is a thermally conductive sheet comprising a thermally conductive filler, the thermally conductive sheet having a thermal conductivity of 7 W/m·K or more, a 30% compression strength of 1500 kPa or less, and a tensile strength of 0.08 MPa or more. According to the present invention, a thermally conductive sheet having excellent thermally conductive properties, flexibility, and handling properties can be provided.

Abstract: A polyvinyl halide compound, alone or alloyed with thermoplastic polyurethane, is used as a flexible layer for over-molding a rigid polymer substrate. Selection of types and amounts of calcium carbonate for the overmolding layer improves peel strength to achieve cohesive failure of the flexible overmolding layer rather than adhesive failure of the interface between the flexible overmolding layer and the rigid polymer substrate.

Abstract: Methods and compositions useful in papermaking and tissuemaking applications are provided. Some embodiments of the methods and compositions include a polyaminoamide polymer functionalized with an acrylamidophenyl boronic acid and a crosslinked polyaminoamide functionalized with an acrylamidophenyl boronic acid. The methods and compositions provide useful properties for creping that include good adhesion even under excessively wet conditions, improved film uniformity, and good film durability, while maintaining good film softness and rewettability necessary for efficient runnability of the tissue machine.

Abstract: First articles with covalently attached thiocarbonylthio-containing groups are provided. More specifically, the first articles are a functionalized substrate that contains a solid polymeric substrate with a plurality of thiocarbonylthio-containing groups covalently attached directly to carbon atoms in a polymeric backbone of the solid polymeric substrate. Methods of making the first articles with covalently attached thiocarbonylthio-containing groups are provided. Additionally, second articles and methods of using the first articles to generate second articles with covalently attached polymeric chains are provided.

Abstract: A method for increasing the melt strength of a polyolefin polymer composition is provided. The method includes mixing a first polyolefin composition derived from at least one olefin polymerization catalyst (a) and at least one olefin polymerization catalyst (b) with a second polyolefin composition derived from the at least one olefin polymerization catalyst (b) or from at least one olefin polymerization catalyst (c), and obtaining the polyolefin polymer composition.

Abstract: The present invention provides an adhesive composition and a hot-melt adhesive that are suitably used for bonding a polyolefin resin substrate and a polar material, and that are capable of low-temperature adhesion. The adhesive composition comprises an acid-modified polypropylene (A), an unfunctionalized polypropylene (B), and a polyethylene (C), and has a melting point of 70 to 140° C.

Abstract: A golf ball includes a core unit and a cover unit enclosing the core unit. The core unit is made from a rubber composition which includes a rubber material, a halogenated organo-sulfur compound, and a phosphorus-containing material. The phosphorus-containing material is selected from the group consisting of metal phosphate, polyphosphate, polyphosphoric ester, phosphonate, phosphate-modified polyester, and combinations thereof. The cover unit is made from a thermoplastic polyurethane composition.

Abstract: The present disclosure provides a crosslinkable composition including a (meth)acrylate polymer and a visible light absorbing compound. Two percent or less of the carbon-carbon bonds in the crosslinkable composition are double bonds. The composition allows for inclusion of one or more materials degradable by ultraviolet radiation and/or stabilized against ultraviolet radiation. Methods for making a crosslinked composition is also provided. One method includes obtaining a crosslinkable composition and subjecting the crosslinkable composition to radiation having a wavelength of 400 nm or greater. Another method includes subjecting a crosslinkable composition to first and second radiations that are different from each other.

Abstract: A golf ball with an outer core comprising a polybutadiene material and a carbon black material in an amount ranging from 0.1 to 10.0 weight percent of the outer core is disclosed herein. The golf ball may have multiple layers. A preferred embodiment of a golf ball comprises a dual core, a mantle layer and a cover.

Abstract: A thermoplastic resin composition and a molded article produced therefrom. The thermoplastic resin composition includes about 100 parts by weight of a thermoplastic resin and about 0.5 to about 30 parts by weight of zinc oxide. The zinc oxide has a peak intensity ratio (B/A) of about 0.01 to less than about 0.1, where A indicates a peak in the wavelength range of 370 nm to 390 nm and B indicates a peak in the wavelength range of 450 nm to 600 nm in photoluminescence measurement. The thermoplastic resin composition can exhibit good properties in terms of deodorization, impact resistance, and the like.

Abstract: The present disclosure relates to a thermoplastic graft copolymer resin, a method of preparing the same, and a thermoplastic resin composition including the same. More particularly, the present invention relates to a thermoplastic graft copolymer resin including a seed, an alkyl acrylate rubber core enclosing the seed, and a shell enclosing the rubber core, a method of preparing the same, and a thermoplastic resin composition including the same, wherein the thermoplastic graft copolymer resin has a gel content of 93% by weight or more and a swelling index of 6 to 14. In accordance with the present disclosure, a thermoplastic graft copolymer resin exhibiting excellent chemical resistance, heat resistance, and impact resistance, a method of preparing the same, and a thermoplastic resin composition including the same are provided.

Abstract: The present invention relates to a polymer blend and the film of the polymer blend or the film layers of the polymer blend as a surface layer or coating. More particularly, the invention relates to a polymer blend which may be extruded as such or extruded onto one or both sides of packaging film to give a sealing surface(s) which exhibits surprisingly heat sealability suitable for form-fill-and-seal-packaging. The present invention also relates the use of ethylene based plastomer to reduce sealability of films comprising polypropylene.

Abstract: Tie-layer adhesives having graft compositions for bonding to metal substrates is disclosed. The graft compositions are made up of the reaction product of a live, grafted polyolefin and an olefin elastomer. The grafted polyolefin is first made by heating a polyolefin and an unsaturated monomer. Further reaction of the live, grafted polyolefin with an olefin elastomer provides the graft composition. Grafting efficiency is boosted dramatically by the presence of the olefin elastomer and use of the additional reaction step. The graft composition, when formulated into a tie-layer adhesive provides improved bonding to metal substrates.

Abstract: The present disclosure provides a polyolefin-based composition, suitable for use as a tie-layer adhesive composition, and a process for making the polyolefin-based composition. The polyolefin-based composition is made from and/or contains a grafted polyolefin copolymer composition, a base resin composition, and optionally, an additives composition. The grafted polyolefin copolymer composition is made from and/or contains a grafted polyolefin composition, an olefin elastomer composition, and a long-chain branched polyolefin composition. The grafted polyolefin is coupled to the olefin elastomer and the long-chain branched polyolefin.

Abstract: The present invention relates to a process for providing a polypropylene composition comprising a branched polypropylene (b-PP), a polypropylene composition as well as a film comprising the polypropylene composition.

Abstract: The present invention relates to method for preparing a modified acrylonitrile-butadiene-styrene resin having excellent matteness, impact resistance, and heat resistance, as well as having a low total volatile organic compounds content, and to a modified acrylonitrile-butadiene-styrene resin prepared thereby.

Abstract: A process for producing a high impact polystyrene having a high swell index may include feeding at least one vinyl aromatic monomer and at least one elastomer to at least one polymerization reactor to form a reaction mixture. The process may include polymerizing the reaction mixture, combining a chain transfer agent to the reaction mixture leaving the at least one polymerization reactor to form a combined mixture, and sending the combined mixture to a devolatilization zone. The process may include obtaining a HIPS product having a high swell index.

Abstract: A synthetic latex composition, comprising rubber particles, natural surfactants, a novel acid stable surfactant and water for use in agglomeration processes. The invention is also directed to a reproducible method for preparing agglomerated latex particles to control and achieve particle size targets within a specified range and distribution, by utilizing the inventive latex composition and process conditions, but without the use of elevated temperature, pressurization or mechanical agitation of prior art processes.

Abstract: Provided are a thermoplastic resin composition having high environmental stress crack resistance (ESCR) as well as excellent impact resistance and transparency and a thermoplastic resin molded article prepared therefrom. The thermoplastic resin composition includes a graft copolymer (A), in which a (meth)acrylic acid ester, a vinyl cyan-based compound, and an aromatic vinyl compound are graft polymerized with a conjugated diene-based rubber latex; and a copolymer (B) of a (meth)acrylic acid ester-aromatic vinyl compound-vinyl cyan-based compound in a weight ratio of 35:65 to 70:30. A difference in refractive indices of the graft copolymer (A) and the copolymer (B) of the (meth)acrylic acid ester-aromatic vinyl compound-vinyl cyan-based compound is less than 0.003 when irradiated with light having a wavelength of 450 nm to 680 nm, and a melt index is 4.0 g/10 min or less when the melt index is measured in accordance with ASTM D1238.

Abstract: A polymer filament comprising a polyolefin composition which comprises at least 10% by weight of one or more copolymer(s) (I) of propylene with one or more comonomers selected from ethylene, C4-C10 ?-olefins and their combinations, said copolymer or copolymers (I) having MFR from 0.5 to 10 g/10 min. and containing units deriving from the said comonomers in a total amount of from 0.5 to 25% by weight with respect to the total amount of all momoner units in the copolymer, provided that, in the absence of comonomer units deriving from C6-C10 ?-olefins, the amount of comonomer units deriving from ethylene or C4-C5 ?-olefins or their combinations is at least 2.5% by weight.

Abstract: The present application is relates to a pressure-sensitive adhesive composition. The pressure-sensitive adhesive composition of the present application may form a pressure-sensitive adhesive having excellent durability and reliability, stress relaxation and reworkability. In addition, when the pressure-sensitive adhesive composition is used collaterally, for example, a coating process may be efficiently performed even when a coating solid content is high, thereby maintaining excellent productivity and forming a pressure-sensitive adhesive having excellent uniformity in thickness. The pressure-sensitive adhesive composition may be used for an optical film such as a polarizing plate.

Abstract: The present invention relates to multi-arm star macromolecules which are used as thickening agents or rheology modifiers, including use in hydraulic fracturing fluid compositions. In one aspect of the invention, a star macromolecule is capable of thickening via a dual mechanism comprising (1) self-assembly of the hydrophobic polymerized segments of the star macromolecules via hydrophobic interactions or associations, and (2) association, reaction, or combination of the hydroxyl-containing polymerized segments of one or more of the star macromolecules.

Abstract: The invention relates to thermoplastic compositions, containing the following components: a) 30 to 90 wt % of one or more styrene copolymers, and acrylonitrile, as component A; b) 10 to 70 wt % of several impact-modifying graft rubbers without an olefinic double bond in the rubber phase as component B, wherein said component B contains: B1) 1 to 50 wt % of rubber particles that have an average particle diameter of 50 to 150 nm as component B I; B2) 50 to 99 wt % of rubber particles that have an average particle diameter of 800 to 1200 nm as component B2; c) 0 to 20 wt % of one or more additives as component C; are especially weather-resistant and have good mechanical properties.

Abstract: An object of the present invention is to provide a novel method of manufacturing a golf ball comprising forming a spherical core having less-variable compression deformation amount and stabilized properties. The present invention provides a method for manufacturing a golf ball, comprising the steps of: blending (a) a base rubber, (b) an ?,?-unsaturated carboxylic acid having 3 to 8 carbon atoms and/or a metal salt thereof as a co-crosslinking agent, (c) a crosslinking initiator, (d) a carboxylic acid and/or a salt thereof having a number-average particle size ranging from 15 ?m to 60 ?m, and (e) where necessary a metal compound to prepare a core rubber composition; molding the core rubber composition into a spherical core under specific conditions; and forming at least one cover layer on the spherical core.

Abstract: A microprotrusion array for use in transport of a material across a biological barrier, wherein said array comprises a plurality of microprotusions composed of a swellable polymer composition.

Abstract: A polymer composition of polypropylene copolymer and 1 to 50% by weight of hard resin. The polypropylene copolymer is either an impact copolymer or a random copolymer. The polymer composition can be used to make injection stretch blow molded articles having improved top load strength.

Abstract: Disclosed herein are heterogeneous golf ball compositions comprising a thermoplastic matrix and discrete particles of crosslinked polymer dispersed within the matrix.

Abstract: Provided is a thermoplastic resin composition [X] for reduction of squeaking noises containing a rubber-reinforced vinyl resin [A] obtained by polymerizing a vinyl monomer [b1] in the presence of an ethylene-?-olefin rubber polymer [a1] having Tm (melting point) of 0° C. or higher, wherein an amount of silicon contained in the thermoplastic resin composition [X] is 0.15% by mass or less based on 100% by mass of the thermoplastic resin composition [X]. According to the present invention, a structure can be provided, which is characterized in that squeaking noises that are generated when members rub against each other is remarkably reduced, that an effect of reducing squeaking noises is maintained without deterioration even when placed under high temperature for a long time, and that impact resistance and molded appearance are superior.

Abstract: The disclosure provides a cross-linkable polymer composition, a core layer for an information carrying card comprising such cross-linked composition, resulting information carrying card, and methods of making the same. A crosslinkable polymer composition comprises a curable base polymer resin in a liquid or paste form, and a particulate thermoplastic filler. The base polymer resin is selected from the group consisting of urethane acrylate, silicone acrylate, epoxy acrylate, urethane, acrylate, silicone and epoxy. The particulate thermoplastic filler may be polyolefin, polyvinyl chloride (PVC), a copolymer of vinyl chloride and at least another monomer, or a polyester such as polyethylene terephthalate (PET), a compound or blend thereof.

Abstract: A crosslinkable composition is described comprising an acid- and epoxy-functional copolymer, which when crosslinked with a triazine crosslinking agent provides a pressure-sensitive adhesive and pressure-sensitive adhesive articles.

Abstract: A method and system for treating rubber-containing elastomers to produce materials suitable for blending with thermoplastic or thermoset polymers are disclosed. The elastomers may comprise virgin or recycled particulate rubber such as from used tires. The blended rubber and polymer materials possess thermoplastic properties and can be reused many times.

Abstract: A textured film, a process for manufacture of the textured film, and a light management stack, a backlight, and a display using the textured film are described. Generally, the surface texture of a polymeric film, such as a polymeric optical film, is controlled by incorporation of a fracturable coating that fractures upon stretching the film.

Abstract: The object of the present invention to provide a solar cell sealing film, which has superior durability that maintains adhesive performance for a long duration under the circumstances of a high temperature and high humidity, exerts high crosslink rate at production of the solar cells, and suppresses occurrence of blister, and a solar cell using the sealing film. The solar cell sealing film includes: ethylene-polar monomer copolymer, an organic peroxide, and a silane-coupling agent, wherein the silane-coupling agent is represented by formula (I): in which R1 represents alkyl group having 1 to 3 carbon atoms, three R1s are the same as or different from each other, and “n” is an integer of 1 to 8; and the silane-coupling agent is contained in the range of 0.02 to 1.0 parts by weight based on 100 parts by weight of the ethylene-polar monomer copolymer.

Abstract: Multi-piece golf balls having a core made of a composition comprising a polybutadiene rubber blend are provided. The blend includes a non-metallocene catalyzed polybutadiene rubber and a metallocene-catalyzed polybutadiene rubber. Catalysts such as neodymium, nickel, and cobalt based catalysts may be used to make the non-metallocene catalyzed rubber. Catalysts such as ferrocene, cobaltocene, nickelocene, titanocene dichloride, zirconocene dichloride, and samraocene based catalysts may be used to make the metallocene-catalyzed rubber. The golf ball may contain single layered core or multi-layered cores. The core is surrounded by a cover having at least one layer. The resulting ball has high resiliency and a soft compression feel.

Abstract: According to an aspect of the present invention, implantable or insertable medical devices are provided, which contain one or more polymeric regions. These polymeric regions, in turn, contain one or more polymers, at least one of which is a copolymer that includes the following: (a) one or more unsaturated hydrocarbon monomer species and (b) one or more heteroatom-containing monomer species.

Abstract: Highly branched compositions including: (i) from about 96 wt % to about 99.9 wt % metallocene catalyzed ethylene propylene diene derived units; and (ii) from about 0.1 wt % to about 4 wt % multifunctional monomer derived units, wherein the highly branched composition has: (a) a Mooney viscosity ML (1+4) at 125° C. of about 30 to 100 MU, (b) a Mooney relaxation area MLRA of about 100 to about 1000, (c) a branching index, g?(vis) of less than about 0.9, (d) a phase angle, ?, of less than about 55 degrees at a complex modulus of 10 kPa, measured at 190° C., and (e) a degree of shear thinning greater than about 0.95, measured at 190° C., are disclosed herein. Homogeneous blends including this composition are also described. Processes to make the highly branched composition and the homogeneous blend are also described herein.