Abstract: A catalyst composition, a method for hydrogenating styrenic block copolymer employing the same, and a hydrogenated polymer from the method are provided. The method for hydrogenating styrenic block copolymer includes subjecting a hydrogenation process to a styrenic block copolymer in the presence of a catalyst composition. In particular, the catalyst composition includes an oxide carrier, and a catalyst disposed on the oxide carrier, wherein the catalyst includes a platinum-and-rhenium containing phosphorus compound.

Abstract: The invention relates to a method for producing polyacrylate adhesive compounds with a narrow molar mass distribution by means of a radical polymerization and a subsequent increase of the molar masses by reacting with bis- or multi-dienyl compounds, in particular with ?,?-bis-dienyl compounds, in order to increase the cohesion in particular.

Abstract: Disclosed herein are copolymers comprising functional groups attached to the backbone of the polymer and methods of making these polymers.

Abstract: Modified polyolefins with syndiotactic structural elements and a processes for preparation thereof are provided. The modified polyolefins are useful as an adhesive or as a constituent of adhesives.

Abstract: A golf ball that includes (a) a core comprising a center; (b) an outer cover layer; and (c) one or more intermediate layers; wherein at least one of the core, the outer cover layer, or the intermediate layer comprises a composition that includes (i) at least one polyalkenamer and at least one polyamide or (ii) at least one polyalkenamer. A method for making a golf ball comprising a core, one or more intermediate layers and an outer cover layer is also disclosed, wherein the method includes forming a blend comprising at least one polyalkenamer rubber and at least one polyamide; and injection molding the blend into a spherical mold to form the intermediate or outer cover layer. Also disclosed is a polymer composition that includes at least one polyalkenamer and at least one thermoplastic copolyamide elastomer.

Abstract: Compositions comprising the reaction product of: (a) a polyalkenamer; and (b) an organic modifier that includes at least one carbon to carbon unsaturated bond and at least one functional group selected from carboxyl, hydroxyl, amino, epoxy, (meth)acrylate, vinyl, ester, isocyanate, carbonyl, urethane, anhydride, or a metal salt thereof. Also disclosed are golf balls that include (i) a core, (ii) at least one intermediate layer, and (iii) at least one cover layer, wherein at least one of the core, intermediate layer or cover layer includes the polyalkenamer/functionalized organic modifier composition as a majority ingredient.

Abstract: A composition contains a cycloolefin polymer and a cross-linked structure of a cross-linkable polymer having a specific structure.

Abstract: A polypropylene composition having a melt flow rate MFR2 (230° C.) measured according to according to ISO 1133 of at least 2.0 g/10 min, said polypropylene composition comprises a propylene copolymer (C-PP) and a high melt strength polypropylene (HMS-PP), wherein the propylene copolymer (C-PP) (a) has a comonomer content of equal or below 7.0 wt.-%, the comonmers are ethylene and/or at least one C4 to C12 ?-olefin, and (b) fulfills the equation (I) R+4.96×C?95.66 wherein R is the randomness [%] measured by Fourier transform infrared spectroscopy (FTIR), and C is the comonomer content [wt.-%] measured by Fourier transform infrared spectroscopy (FTIR).

Abstract: This invention relates to a composition comprising a multiblock polyolefin represented by the formula: PO-(—C?C—Z—)n—C?C-PO*??(I) or PO-(—C—C—Z—)n—C—C-PO*??(Ia) wherein Z is the portion of a cyclic monomer having at least one internal double bond that remains after a ring-opening metathesis reaction; PO and PO* are each independently polyolefins; and n is 1 to 10,000; and a process to produce such comprising contacting an alkene metathesis catalyst with a dimer of vinyl terminated polyolefins, and a cyclic hydrocarbyl monomer comprising at least one internal double bond.

Abstract: The present invention relates to arborescent polymers and to a process for making same. In one embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with a polymer or copolymer having a low glass transition temperature (Tg), and to a process for making such arborescent polymers. In another embodiment, the present invention relates to arborescent polymers formed from at least one inimer and at least one isoolefin that have been end-functionalized with less than about 5 weight percent end blocks derived from a polymer or copolymer having a high glass transition temperature (Tg), and to a process for making such arborescent polymers.

Abstract: A polypropylene composition having a melt flow rate MFR2 (230° C.) measured according to according to ISO 1133 of at least 2.0 g/10 min, said polypropylene composition comprises a propylene copolymer (C-PP) and a high melt strength polypropylene (HMS-PP), wherein the propylene copolymer (C-PP) (a) has a comonomer content of equal or below 7.0 wt.-%, the comonmers are ethylene and/or at least one C4 to C12 ?-olefin, and (b) fulfills the equation (I) R+4.96×C?95.66 wherein R is the randomness [%] measured by Fourier transform infrared spectroscopy (FTIR), and C is the comonomer content [wt.-%] measured by Fourier transform infrared spectroscopy (FTIR).

Abstract: Provided is a method for preparing a styrene-butadiene copolymer having improved silica affinity through introduction of a novel reactive emulsifier. The styrene-butadiene copolymer prepared according to the disclosed method has superior affinity for thereby and thus has superior processability and tensile properties and remarkably improved dynamic properties. Therefore, when the styrene-butadiene copolymer according to the present invention is used as a tire tread material, it can greatly improve its physical properties.

Abstract: Disclosed are an aqueous pigment dispersion containing at least a pigment, water, a high-molecular dispersant, and an alkali. The high-molecular dispersant is a diblock polymer having a formula (1) of A-B or a triblock polymer having a formula (2) of A-B-C. The diblock or triblock polymer is a diblock or triblock polymer obtained by polymerizing addition-polymerizable monomers with a radical generator while using an organic iodide as a polymerization initiating compound and an organic phosphorus compound, organic nitrogen compound or organic oxygen compound as a catalyst. Also disclosed are a production method and use of the aqueous pigment dispersion. With the high-molecular dispersant obtained by a simple living radical polymerization process free of the problems of conventional living radical polymerization and having a precisely-controlled molecular structure, the aqueous pigment dispersion can be obtained with the pigment dispersed in it.

Abstract: Polymers suitable for use as a viscosity index improver for lubricating oil compositions including linear polymers characterized by the formula: D?-PA-D?; and star polymers characterized by the formula: (D?-PA-D?)n-X; wherein D? represents an “outer” block derived from diene having a number average molecular weight of from about 10,000 to about 120,000 daltons; PA represents a block derived from monoalkenyl arene having a number average molecular weight of from about 10,000 to about 50,000 daltons; D? represents an inner random derived from diene having a number average molecular weight of from about 5,000 to about 60,000 daltons; n represents the average number of arms per star polymer formed by the reaction of 2 or more moles of a polyalkenyl coupling agent per mole of arms; and X represents a nucleus of a polyalkenyl coupling agent.

Abstract: Disclosed is a curable resin composition comprising a polymer (A) that has a main chain comprising carbon atoms and a side chain having a polymerizing unsaturated linking group and has a cyclic structure in the main chain and/or the side chain, and a compound having a polymerizing unsaturated group. The curable resin composition has good optical characteristics, good heat resistance and good moldability.

Abstract: A resist pattern forming method includes: in the following order, (1) a step of forming a film on a substrate by using a positive resist composition; (2) a step of exposing the film; and (4) a step of performing development by using an alkali developer after the exposing, wherein the positive resist composition contains (A) a polymer compound having a repeating unit represented by the following formula (I) as defined in the specification, a thickness of the film formed in the step (1) is from 15 to 40 nm, and an alkali component concentration in the alkali developer is from 0.5 to 1.1 mass %.

Abstract: An actinic ray-sensitive or radiation-sensitive resin composition comprising (P) a resin having a repeating unit represented by the following formula (1), a resist film using the composition, and a pattern forming method.

Abstract: This invention relates to a composition comprising a multiblock polyolefin represented by the formula: PO-(-C?C—Z—)n—C?C-PO*??(I) or PO-(-C—C—Z—)n—C—C-PO*??(Ia) wherein Z is the portion of a cyclic monomer having at least one internal double bond that remains after a ring-opening metathesis reaction; PO and PO* are each independently polyolefins; and n is 1 to 10,000; and a process to produce such comprising contacting an alkene metathesis catalyst with a dimer of vinyl terminated polyolefins, and a cyclic hydrocarbyl monomer comprising at least one internal double bond.

Abstract: The present invention is to provide a photo-curable transfer sheet suitable for the preparation of an intermediate stamper in a nanoimprint method, in which the mold release properties from a mold having a fine concave-convex pattern used in the preparation of the intermediate stamper and the mold release properties of a cured photo-curable resin that is a product having a fine concave-convex pattern transferred from the intermediate stamper are excellent, and the transfer property of the fine concave-convex pattern is good; and a method for forming a concave-convex pattern by using the above-mentioned photo-curable transfer sheet. The photo-curable transfer sheet 10 having a photo-curable transfer layer 11 comprising a photo-curable composition deformable by application of pressure which comprises a polymer and a reactive diluent having a photopolymerizable functional group, wherein the polymer is an acrylic resin comprising a recurring unit derived from (meth)acrylate having an alicyclic group.

Abstract: Disclosed herein are copolymers comprising functional groups attached to the backbone of the polymer and methods of making these polymers.

Abstract: A process for constructing multi-arm star macromolecules with uniform properties, high molecular weight and narrow molecular weight distribution using free radical polymerization is described.

Abstract: Provided is a process for producing a cycloolefin resin composition, comprising a step of hydrogenating a resin composition. The resin composition before hydrogenation, which is used in the above step, includes 0.01 to 20 parts by weight of an unsaturated hydrocarbon compound having a boiling point of 50° C. or higher, for example, a monomer employed in polymerization, per 100 parts by weight of the resin composition.

Abstract: The invention relates to the field of polymers and olefin polymerization, and more specifically olefin metathesis polymerization. The invention provides regioregular alternating polymers and methods of synthesizing such polymers.

Abstract: The invention relates to copolymers that can be obtained by the polymerization of monomers (A), (B), (C) and (D), where (A) is a monomer of formula (I) wherein A is C2-C4 alkylene and B is a C2-C4 alkylene different from A, R is hydrogen or methyl, m is a number between 1 and 500, and n is a number between 1 and 500, the sum of m+n being equal to between 2 and 1000; (B) is a monomer of formula (II) wherein D is C3 alkylene, R is hydrogen or methyl, and o is a number between 2 and 500; (C) is an ethylenically unsaturated monomer containing an aromatic group; and (D) is an ethylenically unsaturated monomer containing an alkyl radical.

Abstract: The present invention discloses a method for partially hydrogenating polymer. The method comprises providing a polymer having at least one vinyl aromatic block; and hydrogenating the polymer in presence of a heterogeneous catalyst on a support selected from the group consisting of BaSO4, Al2O3, TiO2, ZrO2, active carbon and any combination thereof to obtain a hydrogenated polymer. The hydrogenated polymer comprises at least one hydrogenated vinyl aromatic block having a carbon ring linking with a backbone of the hydrogenated polymer, wherein the average weight percent of the hydrogenated vinyl aromatic block(s) having only one and two double bonds on the carbon ring is between 1-30 wt % based on the total weight of the hydrogenated polymer.

Abstract: Modified polyolefins with syndiotactic structural elements and a processes for preparation thereof are provided. The modified polyolefins are useful as an adhesive or as a constituent of adhesives.

Abstract: Modified polyolefins with isotactic structural elements and processes for preparation thereof are provided. The modified poyolefins are useful as an adhesive or as a constituent of an adhesive.

Abstract: The present invention provides curatives for thermosetting adhesive compositions, methods of preparation and uses thereof. In particular, the present invention relates to elastomeric epoxy curative compounds that can be used in thermosetting compounds, methods for preparing the curative compounds and epoxy compositions containing the curative compounds.

Abstract: A redox polymer for use in an electrochemical-based sensor includes a hydrophobic polymer backbone (e.g., a hydrophobic poly(methyl methacrylate) polymer backbone) and at least one hydrophilic polymer arm (such as a hydrophilic oligo(N-vinylpyrrolidinone) polymer arm) attached to the hydrophobic polymer backbone. The redox polymer also includes a plurality of redox mediators (e.g., ferrocene-based redox mediators) attached to the at least one hydrophilic polymer arm.

Abstract: Provided is a process for producing a cycloolefin resin composition, comprising a step of hydrogenating a resin composition. The resin composition before hydrogenation, which is used in the above step, includes 0.01 to 20 parts by weight of an unsaturated hydrocarbon compound having a boiling point of 50° C. or higher, for example, a monomer employed in polymerization, per 100 parts by weight of the resin composition.

Abstract: A redox polymer for use in an electrochemical-based sensor includes a hydrophobic polymer backbone (e.g., a hydrophobic poly(methyl methacrylate) polymer backbone) and at least one hydrophilic polymer arm (such as a hydrophilic oligo(N-vinylpyrrolidinone) polymer arm) attached to the hydrophobic polymer backbone. The redox polymer also includes a plurality of redox mediators (e.g., ferrocene-based redox mediators) attached to the at least one hydrophilic polymer arm.

Abstract: An elastomeric composition for forming a golf ball or a component thereof is disclosed that includes the use of a non-conjugated diene monomer having two or more vinyl (CH2?CH—) terminal end groups. The composition produces a molded product exhibiting an enhanced combination of increased compression (i.e., softness) and resilience (C.O.R.).

Abstract: Ionic hydrophilic high molecular weight redox polymers for use in enzymatic electrochemical-based sensors include a hydrophilic polymer (such as a hydrophilic polymer backbone) with ionic portions (e.g., cationic monomers incorporated in the hydrophilic polymer backbone) and a plurality of attached redox mediators. The redox mediators can be, for example, covalently attached to the hydrophilic polymer in a pendant manner. An exemplary cationic hydrophilic high molecular weight redox polymer is synthesized by co-polymerization of a hydrophilic acrylamide monomer, [2-(acryloyloxy)ethyl]trimethyl ammonium chloride and vinyl ferrocene.

Abstract: Polyaryleneetherketone triphenylphosphine oxide compositions incorporating cycloaliphatic units are provided which may be used as a polymeric binders in thermal control coatings for use in space environments. A method is also provided for synthesizing the polyaryleneetherketone triphenylphosphine oxide compositions. A method is also provided for synthesizing the monomeric compositions used to make the polyaryleneetherketone triphenylphosphine oxide compositions.

Abstract: This invention relates to a composition for repairing metallic articles which in its initial state is in the form of an adhesive, self-supporting putty, capable of being molded including 5–15% by weight of a sacrificial binder containing at least one acrylic resin and volatile solvent. The invention also relates to a kit for the composition and methods for repair.

Abstract: An elastomeric composition for forming a golf ball or a component thereof is disclosed that includes the use of a non-conjugated diene monomer having two or more vinyl (CH2?CH—) terminal end groups. The composition produces a molded product exhibiting an enhanced combination of increased compression (i.e., softness) and resilience (C.O.R.).

Abstract: A redox polymer for use in an electrochemical-based sensor includes a hydrophobic polymer backbone (e.g., a hydrophobic poly(methyl methacrylate) polymer backbone) and at least one hydrophilic polymer arm (such as a hydrophilic oligo(N-vinylpyrrolidinone) polymer arm) attached to the hydrophobic polymer backbone. The redox polymer also includes a plurality of redox mediators (e.g., ferrocene-based redox mediators) attached to the at least one hydrophilic polymer arm.

Abstract: The present invention provides a curable unsaturated resin composition, which has less odor characteristics and high safety and is also superior in thin film coating characteristics in a coating film. The curable unsaturated resin composition contains a polymerizable unsaturated resin (A) having two or more polymerizable unsaturated double bonds in a molecule, a hydroxyalkyl (meth)acrylate (B), and an unsaturated compound (C) having one or more cyclohexene rings and two or more allyl ether groups in a molecule, which is liquid at normal temperature.

Abstract: Block copolymers having a polyisobutylene segment and a polycycloaliphatic diene polymer segment are presented. Star block copolymers with 2 to 16 block copolymer arms, wherein each of the arms has a polyisobutylene segment and a polycycloaliphatic diene polymer segment, are presented. The star block copolymers are synthesized via the “core first” method.

Abstract: Acrylic polymer fine particles which comprise primary particles P of 250 nm or more in average particle diameter having a core shell structure and plastisols prepared using the same. In the fine particles, a core polymer C and a shell polymer S are copolymers of the following monomer mixtures Mc and Ms, respectively, and the weight ratio of Mc and Ms is 10/90-90/10: Mc: methyl methacrylate 20-85 mol % (meth)acrylic ester of C2-C8 aliphatic alcohol and/or aromatic alcohol 15-80 mol % other copolymerizable monomers not more than 30 mol %; , when the total amount of these monomers is 100 mol %; Ms: methyl methacrylate 20-79.5 mol % (meth)acrylic ester of C2-C8 aliphatic alcohol and/or aromatic alcohol 5-40 mol % a monomer containing carboxyl group or sulfonic acid group 0.5-10 mol % other copolymerizable monomers not more than 30 mol %.

Abstract: The present invention relates to a method for preparing a copolymer containing a combined linear and nonlinear block, that is, mikto block, a copolymer prepared from the method, and usages of the copolymer. More particularly, the present invention provides a novel method for preparing a multi-component copolymer by polymerization using a multifunctional compound and one charge of an initiator, and a copolymer having a mikto block including different types of terminal blocks.

Abstract: Phase change (hot melt) ink compositions for use in a phase change (hot melt) ink jet recording device in which recording is conducted by thermally melting the ink at a temperature above ambient temperature (20° C.) to provide prints that possess high quality images, scratch resistance, abrasion resistance, low-temperature storage stability and flexibility, offset and pick resistance, adhesion, and other desired properties are disclosed to comprise: (a) from about 0.1% to about 30% of one or more colorants; and (b) from about 0.1 to about 99.9% of one or more hybrid polymers. Components other than those listed above may be included in the ink compositions to achieve specific printer, substrate, or end use requirements.

Abstract: Activation of ruthenium based catalyst compounds with acid to improve reaction rates and yields of olefin metathesis reactions, including ROMP, RCM, ADMET and cross-methasis reactions is disclosed. The ruthenium catalyst compounds are ruthenium carbene complexes of the general formula AxLyXzRu═CHR′ where x=0, 1 or 2, y=0, 1 or 2, and z=1 or 2 and where R′ is hydrogen or a substituted or unsubstituted alkyl or aryl, L is any neutral electron donor, X is any anionic ligand, and A is a ligand having a covalent structure connecting a neutral electron donor and an anionic ligand. The use of acid with these catalysts allows for reactions with a wide range of olefins in a variety of solvents, including acid-initiated RIM processes and living ROMP reactions of water-soluble monomers in water.

Abstract: A pigment dispersion useful for forming coating compositions containing dispersed pigment, a non-aqueous carrier liquid and an ABC-block polymer dispersant (binder); wherein the ABC block polymer has a number average molecular weight of about 5,000-20,000 and contains a polymeric A segment, a polymeric B segment and a polymeric C segment; wherein the polymeric A segment of the block polymer is of polymerized monomers selected from the following group: alkyl (meth)acrylate monomers having 1-12 carbon atoms in the alkyl group, aryl (meth)acrylate monomers, cyclo alkyl (meth)acrylate monomers or mixtures of any of the above; the polymeric B segment of the block polymer is of polymerized alkyl amino alkyl (meth)acrylate monomers having 1-4 carbon atoms in the alkyl group quaternized with an alkylating agent; and the polymeric C segment of the block polymer is of polymerized monomers of hydroxy alkyl (meth)acrylate having 1-4 carbon atoms in the alkyl group and monomers selected from the following group: alkyl

Abstract: A functional block copolymer useful as a compatibilizing agent for a blend of a condensation polymer and vinyl polymer comprises segments of a condensation polymer and a vinyl polymer derived from a reactive functional group-containing monomer or a functions-imparting monomer such as ultraviolet absorption or flame retardant functions. The block copolymer can further include a segment of a lower cohesive energy polymer. The condensation or vinyl polymer segment, or the lower cohesive energy polymer segment contains azo or peroxide groups which act as a polymerization initiator for the copolymerization of the vinyl monomer forming the vinyl polymer segment.

Abstract: Activation of ruthenium based catalyst compounds with acid to improve reaction rates and yields of olefin metathesis reactions, including ROMP, RCM, ADMET and cross-metathesis reactions is disclosed. The ruthenium catalyst compounds are ruthenium carbene complexes of the general formula AxLyXzRu═CHR′ where x=0, 1 or 2, y=0, 1 or 2, and z=1 or 2 and where R′ is hydrogen or a substituted or unsubstituted alkyl or aryl, L is any neutral electron donor, X is any anionic ligand, and A is a ligand having a covalent structure connecting a neutral electron donor and an anionic ligand. The use of acid with these catalysts allows for reactions with a wide range of olefins in a variety of solvents, including acid-initiated RIM processes and living ROMP reactions of water-soluble monomers in water.

Abstract: The invention enables solution modification of a polyolefin with an unsaturated anhydride, unsaturated acid, or unsaturated ester, with high efficiency without the formation of undesirable impurities resulting from the competing reaction of the solvent with the unsaturated anhydride, unsaturated acid, or unsaturated ester. The process entails combining a polyolefin; a solvent; an unsaturated anhydride, unsaturated acid or unsaturated ester and a free-radical initiator to form a reaction mixture. The solvent is selected from the group consisting of substituted aromatic solvents which do not contain benzylic hydrogens and mixtures thereof. This reaction mixture is reacted under suitable conditions to produce a modified polyolefin.

Abstract: The thermal oxidative stability of acrylic grafted polymers is improved by (a) graft polymerizing monomers selected from the group consisting of (i) an ester or salt of an unsubstituted or 1-3 C alkyl-substituted acrylic acid and (ii) an ester or salt of an unsubstituted or 1-3 C alkyl-substituted acrylic acid and about 1 to about 10 mole %, based on the total monomers added, of an unsubstituted or 1-3 C alkyl-substituted acrylic acid, to a backbone of a propylene polymer material in the presence of a 4-vinyl-substituted 5-12 C cyclic 1-alkene, wherein the total amount of polymerized monomer is about 20 to about 200 parts per hundred parts of the propylene polymer material and the vinyl-substituted cyclic alkene is present in an amount of about 1 mole % to about 30 mole %, based on the total moles of monomer added, and (b) removing any unreacted grafting monomer from the resulting grafted propylene polymer material, decomposing any unreacted initiator, and deactivating any residual free radicals in the materi

Abstract: A radiation curable precursor coating composition for the preparation of a non-blocking, heat activatable adhesive includes a curable acrylic material, a curable elastomeric material, and a hydrocarbon tackifier material having a softening temperature ranging from approximately 50° C. to approximately 200° C., wherein when the acrylic material and the elastomeric material are cured, the coating composition is non-blocking at room temperature, but when the coating composition is heated to a temperature above both the softening temperature of the hydrocarbon tackifier and the Tg of the coating composition, the coating composition becomes adhesive.

Abstract: Disclosed is a curable resin which comprises at least one polymer selected from polymers each independently having a polymer chain represented by the following formula (I): ##STR1## wherein A to F are monomer units constituting a main chain of the polymer and are arranged in any order, and a to f are, respectively, wt % of A to F, based on the total weight of A to F; wherein each A is independently selected from cyclic olefin monomer units having no reactive group, each B is independently selected cyclic conjugated diene monomer units having no reactive group, each C to F is independently selected from comonomer units having no reactive group, and copolymerizable with A and B, wherein Q.sub.1 to Q.sub.6 are reactive groups, and wherein the average total number (J) of Q.sub.1 to Q.sub.6 of the at least one polymer satisfies: 1.ltoreq.(J).ltoreq.4, the polymer having an ME of from 1,000 to 5,000,000. A resin composition containing the curable resin is also disclosed.