Abstract: The present invention relates to filled, impact-modified polycarbonate compositions containing A) aromatic polycarbonate and/or aromatic polyester carbonate, B) a first graft polymer of B.1 from 0.1 to 30 wt. % of at least one vinyl monomer on B.2 from 99.9 to 70 wt. % of one or more graft bases having glass transition temperatures <10° C., the graft base consisting of at least 50 wt. % of a silicone rubber, C) a second graft polymer, which is different from component B, of C.1 from 5 to 95 wt. % of at least one vinyl monomer on C.2 from 95 to 5 wt. % of one or more graft bases having glass transition temperatures <10° C., the graft base consisting of at least 50 wt.

Abstract: A method of forming a solid-state polymer can include grafting a graft polymer to nanoparticles to provide grafted nanoparticles, and dispersing the grafted nanoparticles in a polymer matrix to provide a specified loading of the grafted nanoparticles within the polymer matrix to form a solid-state polymer. A solid-state polymer can include grafted nanoparticles comprising a polymer graft grafted to nanoparticles, and a polymer matrix, in which the grafted nanoparticles are dispersed to form a solid-state polymer, the dispersion configured to provide a specified loading of the grafted nanoparticles within the solid-state polymer.

Abstract: The present invention relates to a process for the production of impact-modified filled polycarbonate compositions and molding compositions. A process of the present invention involves: (i) mixing the CNT (component C) with rubber-containing vinyl copolymer (component B) and/or rubber-free vinyl copolymer (component D) on a twin screw extruder, to obtain a CNT masterbatch, (ii) mixing the CNT masterbatch with polycarbonate (component A) and optionally with Component B and/or Component D and optionally with an additive on a twin screw extruder. A polycarbonate composition prepared according to the present invention does not experience degradation of the molecular weight of the polycarbonate during compounding a compared to processes known in the art.

Abstract: A polylactic acid composition is provided having a polymer matrix and a compatibilizer. The polymer matrix includes polylactic acids and acrylonitrile-butadiene-styrenes. The compatibilizer is at least one compound selected from the group consisting of: a poly (styrene-ethylene-butadiene-styrene) copolymer grafted with maleic anhydrides, an acrylonitrile-butadiene-styrene copolymer grafted with maleic anhydrides, a polystyrene grafted with maleic anhydrides, and an ethylene-ethyl acrylate-glycidyl methacrylate.

Abstract: A biodegradable fiber that is formed from a thermoplastic composition that contains polylactic acid, a plasticizer, and a compatibilizer is provided. The compatibilizer includes a polymer that is modified with a polar compound that is compatible with the plasticizer and a non-polar component provided by the polymer backbone that is compatible with polylactic acid. Such functionalized polymers may thus stabilize each of the polymer phases and reduce plasticizer migration. By reducing the plasticizer migration, the composition may remain ductile and soft. Further, addition of the functionalized polymer may also promote improved bonding and initiate crystallization faster than conventional polylactic acid fibers. The polar compound includes an organic acid, an anhydride of an organic acid, an amide of an organic acid, or a combination thereof. Such compounds are believed to be more compatible with the generally acidic nature of the polylactic acid fibers.

Abstract: A polymer composite material includes metal (oxide) nanoparticles chemically bonded to a vinyl polymer. Some embodiments may additionally comprise thermoplastic resin through which the nanoparticles and vinyl polymer are dispersed. In some embodiments, the composite materials have improved impact strength, tensile strength, heat resistance, and flexural modulus.

Abstract: The present invention relates to an impact strength modifier for thermoplastic polyester resin and a thermoplastic polyester resin composition containing the same, more precisely an impact strength modifier for thermoplastic polyester resin prepared by graft-polymerization of a) 20-80 weight % of multilayered rubber latex in which the ratio of particle diameter (Pb/Pa) of an inner layer (Pa) to outer layer is 1.05-1.5, and glass transition temperature of the inner layer or the outer layer is up to ?30° C.; and b) 20-80 weight % of vinyl monomer. According to the present invention, a thermoplastic polyester resin composition having excellent transparency and improved impact strength can be provided by containing an impact strength modifier for thermoplastic polyester resin having multilayered structure in which content of rubber latex, glass transition temperature, particle diameter and refraction index are regulated.

Abstract: A dimethyl terephthalate residual composition comprising a. dimethyl terepthalate derived from a terephthalic-containing polyester homopolymer, terephthalic-containing polyester copolymer, or a combination thereof; and b. from more than 0 to less than 4.2 wt. % of a residual component selected from dimethyl isophthalate, cyclohexane dimethanol, diethylene glycol, triethylene glycol, and combinations thereof.

Abstract: A process for preparing a functionalized polymer composition and a functionalized polymer composition. The process comprises the steps of providing a hydrocarbon resin, a polyolefin and a graft monomer, and dispersing the hydrocarbon resin in the polyolefin, followed by adding the graft monomer under shear to prepare the functionalized polymer composition. The polyolefin can comprise a polyethylene polymer or a C3 to C40 polymer having a molecular weight (Mw) of at least 20000.

Abstract: The polylactic acid based resin molded article is a molded article formed from a polylactic acid based resin composition comprising a polylactic acid based resin (A), a polypropylene (B) having a crystallinity of 20% by weight or less and a modified ethylene-?-olefin copolymer (C1) or a modified polyolefin (C2), wherein a treatment for accelerating crystallization of the polylactic acid based resin (A) is applied thereto. In the polylactic acid based resin composition, the polypropylene (B) having a crystallinity of 20% by weight or less is blended in an amount of from 10 to 90 parts by weight based on 90 to 10 parts by weight of the polylactic acid based resin (A). In addition, the modified ethylene-?-olefin copolymer (C1) or the modified polyolefin (C2) is blended in an amount of from 1 to 20 parts by weight based on 100 parts by weight in total of the polylactic acid based resin (A) and the polypropylene (B) having a crystallinity of 20% by weight or less.

Abstract: An electrophotographic belt includes a thermoplastic resin composition obtained by melt-kneading a thermoplastic polyester resin, at least one selected from polyether ester amide and polyether amide, and particles having a certain core-shell structure.

Abstract: The present invention relates to, amongst other things, a process for manufacturing an impact modifier, concerns impact modified thermoplastic molding compositions and in particular a process for manufacturing and recovering the impact modifiers and their use in polymeric thermoplastic compositions. More particularly the present invention relates to a polymeric impact modifier with a core-shell structure manufactured by a multistage process comprising a special recovery process so that the composition of the thermoplastic polymer containing the impact modifier has a high fluidity while keeping its high impact strength.

Abstract: Polylactide resins are blended with core-shell rubber particles to improve impact strength. A good balance of impact strength and transparency is achieved when the rubber particles are distributed within the polymer matrix such that most of them exist as single particles or agglomerates having a diameter of 150 nanometers or more, and the number average size of the particles and agglomerates is not more than 210 nanometers.

Abstract: Disclosed is a resin composition forming an adhesive layer between a polylactic acid resin substrate layer and a polyolefin resin substrate layer. The resin composition includes a modified polyolefin resin (A) and a terpene resin (B), and the mass ratio (A)/(B) between the both resins (A) and (B) is 20/80 to 99/1. Alternatively, the resin composition may be a resin composition including 10 to 90% by mass of a polylactic acid resin (C), 5 to 89% by mass of the modified polyolefin resin (A) and 1 to 80% by mass of a hydrogenated petroleum resin (D), with the total amount of these resins constrained to be 100% by mass.

Abstract: The invention relates to blends of polyolefins and a biodegradable polymer, such as polylactic acid (PLA) and polyhydroxy butyrate, which are compatabilized by a functionalized olefin (meth)acrylic copolymer. Since PLA and polyolefins are not miscible, the use of the compatibilzer improves the compatibility, thereby improving the processability, and particularly the melt strength and melt elasticity. Useful compatibilizers include Lotader® and Lotryl® copolymers from Arkema, Inc. The blend composition may optionally contain one or more acrylic copolymers as impact modifiers or process aids.

Abstract: The invention relates to a process for preparing a reinforced and reactive thermoplastic composition having a continuous phase which is based on at least one thermoplastic polymer and dispersed in which is a discontinuous phase based on at least one reactive reinforcing agent that may be immiscible with said at least one thermoplastic polymer, and also to a composition obtained by this process.

Abstract: An object of the present invention is to provide a polybutylene terephthalate resin material which maintains high welding strength and has excellent durability in cold and heat cycle environment when joined each other by heat welding method. The polybutylene terephthalate resin composition for welding contains 100 parts by weight of (A) a polybutylene terephthalate resin having a terminal carboxyl group content of 30 meq/kg or less; (B) a carbodiimide compound in an amount such that the content of the carbodiimide functional group is 0.3 to 1.5 equivalent when the terminal carboxyl group content of the (A) polybutylene terephthalate resin is defined as 1; and 0 to 15 parts by weight of (C) an elastomer.

Abstract: Disclosed herein is a polymer composition comprising: a poly(arylene ether); a polyester; electrically conductive filler, and an impact modifier. The composition has a continuous phase comprising polyester and a disperse phase comprising poly(arylene ether). The amount of the disperse phase is less than 35 weight percent, based on the total weight of the composition.

Abstract: Disclosed are high impact polystyrenes prepared using mixed initiators. The mixed initiators include at least one grafting initiator and one non-grafting initiator. The high impact polystyrenes prepared therewith have a continuous polystyrene phase and dispersed therein particles of rubber predominantly having a honeycomb structure of rubber with polystyrene inclusions.

Abstract: Light-scattering compositions comprising diffuser polymer particles are disclosed. Also disclosed are methods of making and using the light-scattering compositions.

Abstract: The present invention provides a chemical and impact resistant thermoplastic resin composition that can have improved extrudability. In one embodiment, the thermoplastic resin composition comprises a base resin including (A) about 1 to about 98% by weight of an epoxy group-containing vinyl copolymer resin; (B) about 1 to about 98% by weight of a rubber modified styrene copolymer resin; and (C) about 1 to about 98% by weight of a polyester resin; and about 1 to about 6 parts by weight of an aromatic vinyl-vinyl cyanide copolymer resin having a weight average molecular weight of about 1,000,000 to about 5,000,000, per 100 parts by weight of the base resin comprising (A)+(B)+(C). In another embodiment, the thermoplastic resin composition comprises a base resin including (A) about 1 to about 98% by weight of an epoxy group-containing vinyl copolymer resin; (B) about 1 to about 98% by weight of a rubber modified styrene copolymer resin; and (C) about 1 to about 98% by weight of a polyester resin; and (E) about 0.

Abstract: The present invention provides an aqueous metallic coating composition comprising: (A) an aqueous film-forming resin; (B) a curing agent; (C) a phosphoric acid group-containing resin having an acid value of 10 to 200 mg KOH/g and obtained by copolymerizing a phosphoric acid group-containing polymerizable unsaturated monomer (a) represented by formula (1) with other polymerizable unsaturated monomer(s) (b); (D) a nitrogen-containing compound represented by formula (2); and (E) a metallic pigment. The present invention further provides a method for forming a multilayer coating film using the aqueous metallic coating composition.

Abstract: A process is provided for producing a compatibilized polymeric blend. A first thermoplastic polymer and a reactive moiety are provided to a progressive melt kneading apparatus. The reactive moiety comprises a first reactive group capable of reacting with the first thermoplastic polymer but not a second polymer and a second reactive group capable of reacting with the second polymer but not the first polymer. The first thermoplastic polymer and the reactive moiety are then melt kneaded so that the first reactive group reacts with the first thermoplastic polymer and the second reactive group is grafted to the first thermoplastic polymer, forming a molten self-compatibilizer. A molten second polymer is then provided. The molten self-compatibilizer is melt kneaded with the molten second polymer so that the second reactive group reacts with the second polymer to form a compatibilized polymeric blend. Also provided are articles formed from the compatibilized polymer blend.

Abstract: An object of the present invention is to provide a golf ball which is superior in durability to a golf ball having an ionomer resin cover which has conventionally been used. Another object of the present invention is to provide a golf ball using a non-petroleum based material. The golf ball of the present invention comprises a core and a cover covering the core, wherein at least either the core or the cover includes, as a resin component, a polyester resin containing a non-petroleum based material as a constitutional component.

Abstract: The present invention provides solvent- and water-based primer compositions that include at least one chlorinated carboxylated polyolefin that has been modified with one or more polyfunctional alcohols. The chlorinated carboxylated polyolefins are obtained by the reaction of polyolefins with at least one of unsaturated carboxylic esters, unsaturated carboxylic acids, unsaturated carboxylic anhydrides, acrylic monomers, and mixtures thereof then chlorinated. The chlorinated carboxylated polyolefins are then further modified by reaction with one or more polyfunctional alcohols. These polyfunctional alcohol-modified chlorinated carboxylated polyolefins may also contain pendant carboxyl groups, which have the propensity to form hydrophilic salts with amines or inorganic bases, thereby rendering the polyfunctional alcohol-modified chlorinated carboxylated polyolefins water-dispersible.

Abstract: A resin composition is described that is excellent in strength, impact resistance, heat resistance and moldability, while further allowing for a reduction in the amount of CO2 needed for its production. The resin composition includes a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), wherein the compatibilizer is preferably at least one species selected from: (C-1) a methyl methacrylate polymer; (C-2) a vinyl-based polymer to which an epoxy unit or acid anhydride unit is copolymerized; (C-3) a graft polymer in which a methyl methacrylate unit is grafted to a rubbery polymer; and (C-4) a block copolymer having a polylactide segment and a vinyl-based polymer segment.

Abstract: The present invention relates to a high-strength inflammable blend resin composition including a polyphenylene sulfide resin and a polyethylene terephthalate resin. More specifically, the resin composition of the present invention includes: a basic blend resin containing 10 to 80 wt. % of a polyphenylene sulfide resin, and 20 to 90 wt. % of a polyethylene terephthalate resin; and 0.1 to 20 parts by weight of a modified polystyrene or a styrene-based elastomer with respect to 100 parts by weight of the basic blend resin.

Abstract: A process is provided for producing a compatibilized polymeric blend. A first thermoplastic polymer and a reactive moiety are provided to a progressive melt kneading apparatus. The reactive moiety comprises a first reactive group capable of reacting with the first thermoplastic polymer but not a second polymer and a second reactive group capable of reacting with the second polymer but not the first polymer. The first thermoplastic polymer and the reactive moiety are then melt kneaded so that the first reactive group reacts with the first thermoplastic polymer and the second reactive group is grafted to the first thermoplastic polymer, forming a molten self-compatibilizer. A molten second polymer is then provided. The molten self-compatibilizer is melt kneaded with the molten second polymer so that the second reactive group reacts with the second polymer to form a compatibilized polymeric blend. Also provided are articles formed from the compatibilized polymer blend.

Abstract: A resin composition is described that is excellent in strength, impact resistance, heat resistance and moldability, while further allowing for a reduction in the amount of CO2 needed for its production. The resin composition includes a styrene-based resin (A), an aliphatic polyester (B) and at least one species selected from a compatibilizer (C) and a dicarboxylic anhydride (D), wherein the compatibilizer is preferably at least one species selected from: (C-1) a methyl methacrylate polymer; (C-2) a vinyl-based polymer which an epoxy unit or acid anhydride unit is copolymerized; (C-3) a graft polymer in which a methyl methacrylate unit is grafted to a rubbery polymer; and (C-4) a block copolymer having a polylactide segment and a vinyl-based polymer segment.

Abstract: Injection molded articles and process of forming the same are described herein. The processes generally include providing a polyolefin including one or more propylene heterophasic copolymers, the polyolefin having an ethylene content of at least 10 wt. % based on the total weight of the polyolefin; contacting the polyolefin with a polylactic acid and a reactive modifier to form a compatiblized polymeric blend, wherein the reactive modifier is produced by contacting a polypropylene, a multifunctional acrylate comonomer, and an initiator under conditions suitable for the formation of a glycidyl methacrylate grafted polypropylene (PP-g-GMA) having a grafting yield in a range from 1 wt. % to 15 wt. %; and injection molding the compatibilized polymeric blend into an article.

Abstract: The present invention features polylactic acid composite compositions, more particularly a composite composition. The provided polylactic acid composite composition preferably includes the biomaterial polylactic acid resin and, accordingly, it is capable of effectively reducing carbon dioxide emission. Hence, it goes along with the low-carbon, green growth initiative. Further, with improved mechanical strength and heat resistance, it is usefully applicable to automotive interiors/exteriors, construction interiors, etc.

Abstract: The present invention provides a phosphoric and acrylic copolymer resin that can have good transparency, scratch resistance and flame retardancy and a composition including the same. The phosphoric and acrylic copolymer resin includes repeat units of (A-1) at least one vinyl monomer and (A-2) at least one phosphoric monomer.

Abstract: A styrene-based resin composition that can be effectively used as a structural material owing to its excellent mechanical properties and also as a functional material owing to its excellent regularity and a method for manufacturing a styrene-based resin composition structurally controllable in nanometer order to micrometer order. The styrene-based resin composition includes (A) a styrene-based resin, (B) a thermoplastic resin other than a styrene-based resin, (c1) a modified styrene-based polymer and (c2) a polycarbonate-based graft polymer.

Abstract: The present invention provides a thermoplastic molding composition containing an aromatic polycarbonate and a core-shell graft copolymer which is coagulated with a salt of a metal element selected from the group consisting of lithium, sodium, potassium, rubidium, cesium, francium, beryllium, magnesium, calcium, strontium, barium and radium. The molding composition may optionally include a polyalkylene terephthalate. The inventive thermoplastic molding composition exhibits improved hydrolytic stability over a comparable thermoplastic molding composition produced with a core shell graft copolymer coagulated with a salt of a metal element not selected from the group consisting of lithium, sodium, potassium, rubidium, cesium, francium, beryllium, magnesium, calcium, strontium, barium and radium.

Abstract: This invention relates to a mass polymerized rubber-modified monovinylidene aromatic copolymer composition compositions with an improved balance of aesthetic, physical and mechanical properties, in particular, a combination of low gloss and good impact resistance in (co)extruded sheet and thermoformed/vacuum formed articles therefrom. A method for preparing such compositions and articles is disclosed. The improved gloss performance is achieved by maintaining the following relationship between the average rubber particle size (RPS) and the weight average molecular weight (Mw) of the matrix polymer: Mw?155?10?6*RPS6.

Abstract: Disclosed herein is a chemical-resistant and impact-resistant thermoplastic resin composition having excellent hydrolysis resistance. The thermoplastic resin composition comprises (A) about 1 to about 97.9% by weight of an epoxy group-containing vinyl copolymer resin; (B) about 1 to about 97.9% by weight of a rubber modified aromatic vinyl copolymer resin; (C) about 1 to about 97.9% by weight of a polyester resin; and (D) about 0.1 to about 97% by weight of an amorphous cycloaliphatic diol modified polyester.

Abstract: Biodegradable compositions containing an aliphatic-aromatic copolyester derived from aromatic polyesters. Methods of making the compositions and articles made from the compositions.

Abstract: Light-scattering compositions comprising diffuser polymer particles are disclosed. Also disclosed are methods of making and using the light-scattering compositions.

Abstract: A cosmetic composition containing at least one block copolymer having a hard segment and a soft segment, at least one tackifier component, at least one phenylated silicone, at least one solvent, and optionally, at least one colorant.

Abstract: Thermoplastic molding compositions, comprising A) at least one thermoplastic polyester A, B) at least one graft polymer B of b1) a graft base of an elastomeric polymer B1 based on alkyl acrylates, ethylene/propylene, dienes, or on siloxanes, and with a glass transition temperature below 0° C., b2) a graft B2 composed of b21) styrene or of substituted styrenes B21 of formula I ?where R is alkyl or hydrogen and R1 is alkyl radical and n is 1, 2, or 3, or mixture, and b22) at least one unsaturated nitrile B22, C) at least one thermoplastic copolymer C of c1) styrene and/or of substituted styrenes C1 of formula I, and c2) at least one unsaturated nitrile C2, D) at least one copolymer D, obtainable via reaction of d1) at least one thermoplastic methacrylate polymer D1 comprising at least one of epoxy, carboxy, hydroxy, anhydride, or oxazoline, with d2) at least one thermoplastic polyester D2.

Abstract: Disclosed is a thermoplastic elastomer composition obtained by dynamically crosslinking a composition composed of a component (A), a component (B) and a component (C) with 0.05 to 5 parts by mass of a crosslinking agent per 100 parts by mass of the component (A). The component (A) is 50 to 85 parts by mass of an acrylic rubber prepared by copolymerizing a monomer mixture mainly containing an alkyl acrylate and also containing 0.5 to 15% by mass of an epoxy group-containing monomer. The component (B) is 15 to 50 parts by mass of a thermoplastic polyester resin. The component (C) is 1 to 35 parts by mass of a graft copolymer or a precursor thereof per 100 parts by mass of the total of the components (A) and (B), and the graft copolymer is composed of an olefin polymer segment and a vinyl copolymer segment.

Abstract: The present invention relates to an impact strength modifier for thermoplastic polyester resin and a thermoplastic polyester resin composition containing the same, more precisely an impact strength modifier for thermoplastic polyester resin prepared by graft-polymerization of a) 20-80 weight % of multilayered rubber latex in which the ratio of particle diameter (Pb/Pa) of an inner layer (Pa) to outer layer is 1.05-1.5, and glass transition temperature of the inner layer or the outer layer is up to ?30° C.; and b) 20-80 weight % of vinyl monomer. According to the present invention, a thermoplastic polyester resin composition having excellent transparency and improved impact strength can be provided by containing an impact strength modifier for thermoplastic polyester resin having multilayered structure in which content of rubber latex, glass transition temperature, particle diameter and refraction index are regulated.

Abstract: The present invention relates to a polyoxymethylene molding composition comprising: (A) from 0.1 to 5.0% by weight of a compatibilizer, (B) from 5 to 50% by weight of an impact modifier, (C) the remainder to 100% by weight of a polyoxymethylene. The molding compositions of the invention have substantially improved mechanical properties, in particular impact resistance.

Abstract: A ramp for hard discs which is obtained by molding a resin composition containing (A) a polyoxymethylene resin, and (B) at least one polymeric lubricant selected from the group consisting of (b-1) a polyolefin resin, and (b-2) a polymer obtained by polymerizing an isocyanate compound and a polyalkylene oxide, and which has an excellent sliding property and no deterioration of sliding property due to solvent washing.

Abstract: There is provided a propylene-based resin composition containing 10 to 89% by mass of a propylene-based polymer (A) (excluding a modified propylene-based polymer (C) defined below), 10 to 89% by mass of a polylactic acid-based resin (B), and 1 to 80% by mass of a modified propylene-based polymer (C) which is an ?,?-unsaturated glycidyl ester-grafted propylene-based polymer having an ?,?-unsaturated glycidyl ester-derived structural unit content of 0.1% by mass or more and less than 1.0% by mass, provided that each of the contents of the propylene-based polymer (A), the polylactic acid-based resin (B) and the modified propylene-based polymer (C) is an amount based on the total amount of the three components.

Abstract: An improved curable formaldehyde-free binding composition is provided. Such curable composition comprises the reaction product of a polyanhydride and a polyol crosslinker and a lower molecular weight anhydride. Initially, the polyanhydride is modified through reaction with a polyol (e.g., a glycol or an alkanolamine) and subsequently is grafted with the lower molecular weight anhydride (e.g., maleic anhydride) to form a water-soluble or water-dispersible curable reaction product. The composition is well suited for binding fibrous materials (e.g., a mat of glass fibers) or for bonding together non-fibrous materials. The binder composition displays an advantageous viscosity so as to facilitate a flowable application with ease combined with an adequately high molecular weight to satisfactorily undergo service as a binder following curing even when harsh environmental conditions (e.g., hot humid air) are encountered for a prolonged period of time.

Abstract: A thermoplastic molding composition suitable for producing article having improved surface quality is disclosed. The composition includes A) at least one polymeric resin selected from the group consisting of polycarbonate, polyester carbonate, polyamide, polyalkylene terephthalate and polyoxymethylene, and B) a co-precipitated mixture of graft polymer B.1 the preparation of which entailed redox initiation and graft copolymer B.2 the preparation of which entailed persulfate initiation.

Abstract: The present invention relates to a compounding method for producing impact-modified thermoplastic compositions with a low content of volatile organic compounds (hereinafter VOCs), wherein relatively inexpensive polymer raw materials with a comparatively elevated initial VOC content may be used, resulting in lowered production costs for producing such VOC-reduced polymer compositions.

Abstract: The molding thermoplastic polymer, which can solve a problem with fine particles in a suspension polymerization process, a problem for a reduction in energy consumption at the time of drying in an emulsion polymerization process, and a problem in compounding procedures for processors. The invention relates to molding thermoplastic polymer particles comprising 100 parts by weight of suspension polymer particles having a glass transition temperature of 60° C. or more and an average particle diameter of 50 to 500 ?m produced by suspension polymerization, the said suspension polymer particles being coated with 5 (inclusive) to 22 (exclusive) parts by weight of an emulsion polymer produced by emulsion polymerization.

Abstract: There is provided a resin which, in spite of having excellent impact resistance because of containing a rubber ingredient, can be molded into a haze-free and beautiful state across the entire surface of molded products even if the molded products are large-sized injection molded products, and is suitable for molded products on which a vapor deposition layer is formed by the direct vapor deposition method, and is suitable for molded products which are joined by the hot plate welding method, particularly molded products such as housing members of automotive lamps, which require weatherability. Also provided is a graft copolymer (B) obtained by polymerizing a (meth)acrylate monomer (b1) a homopolymer of which has a glass transition temperature exceeding 0° C. in the presence of a composite rubber (A) containing a polyorganosiloxane (A1) and a poly(meth)acrylate (A2), and then polymerizing an aromatic vinyl monomer (b2) and a cyanided vinyl monomer (b3).