A rubber composition includes a carboxyl group-containing nitrile rubber of which iodine value is 120 or less, a polyetherester plasticizer, and a metallic compound, wherein an amount of stearic acid adsorbed by the metallic compound is 80 mg/g or more and 300 mg/g or less.

A polyolefin composition obtainable by blending a) 96.0 to 99.7 wt.-% of a blend (A), being a recycled material comprising A-1) 30 to 70 wt.-% isotactic polypropylene homopolymer, A-2) 20 to 50 wt.-% polyethylene and ethylene containing copolymers, A-3) 0.5 to 4.0 wt.-% polyamide-6,various optional components, A-11) 1 ppm to 100 ppm of limonene, and A-12) 1 ppm to 200 ppm total fatty acid content with a maleic anhydride-grafted SEBS block copolymer, characterized by its melt volume rate and maleic anhydride content.

A preform is made by mixing cyclic olefin copolymer (COC) and light shielding pigment(s) with PET. The preform is stretch-blow moulded to produce a bottle which may be white and opaque. Light may be restricted from entering the bottle to thereby restrict degradation of the bottle contents from certain wavelengths of visible light.

A flame retardant composition comprising: 34-94 wt % of a homopolycarbonate, acopolycarbonate, or a combination thereof; 5-85 wt % poly(carbonate-siloxane), in an amount effective to provide 2-6 wt % dimethyl siloxane; 0.05-0.6 w t%, preferably 0.2-0.4 wt%, of a C.sub.1-16 alkyl sulfonate salt flame retardant; 1-15 wt % of a mineral-filled silicone flame retardant synergist; 0.05-0.5 wt % of an anti-drip agent; wherein each amount is based on the total weight of the flame retardant composition, which sums to 100 wt %; and wherein a molded sample of the flame retardant composition has a Vicat softening temperature of greater than or equal to 140° C. as measured according to the ISO-306 standard at a load of 10 N and a heating rate of 50° C. per hour, and a flame test rating of V0 as measured according to UL-94 at a thickness of 1.0 millimeter, or at a thickness of 0.8 millimeter.

The present disclosure relates to a thermoplastic resin composition and an exterior material including the same. The thermoplastic resin composition includes 100 parts by weight of styrene-based resins; 0.5 to 5 parts by weight of a first polyamide resin having a melting temperature (Tm) of 230° C. or less; and 0.5 to 10 parts by weight of a second polyamide resin having a melting temperature (Tm) of 250° C. or more. Both the first and second polyamide resins have a relative viscosity of 2.5 or less. The present disclosure advantageously provides a low-gloss thermoplastic resin composition having excellent aesthetics, such as softness, luxuriousness, and naturalness, due to uniform and low gloss, and improvement in surface texture while having mechanical properties and processability equal or superior to those of conventional ASA resins; and an exterior material including the low-gloss thermoplastic resin composition.

A thermoplastic resin composition for automotive interior materials including 20% to 42% by weight of a polyester resin (A); 20% to 32% by weight of a vinyl cyanide compound-conjugated diene compound-aromatic vinyl compound graft copolymer (B); and 30% to 48% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer (C), a method of preparing the thermoplastic resin composition, and a molded article including the thermoplastic resin composition. The thermoplastic resin composition has excellent environmental stress cracking (ESC), processability, injection moldability, injection stability, and economics while maintaining mechanical properties, thermal stability, and friction noise resistance equal or superior to those of conventional heat-resistant ABS resin compositions.

Electrically conductive thermoplastic polymer composites of particulate thermoplastic polyester polymers, electrically conductive components (carbon nanofibers, graphene nanoplatelets, and/or conductive metal nanoparticulates), processing aids such as plasticizers, thermal stabilizers, etc., as well as nanoscopic particulate fillers such as nanoscopic titanium dioxide, etc., the electrically conductive components being distributed substantially uniformly in the composite to form an electrically conductive network. Also, methods for preparing thermoplastic polymer composites, a system for collecting extruded filaments prepared from thermoplastic polymer composites as a coil of filament, as well as method for tempering articles formed from thermoplastic polymer composites to increase the degree of crystallinity of the thermoplastic polymers and thus their mechanical strength properties.

A thermoplastic elastomer compound includes polyester-type thermoplastic polyurethane and no greater than about 30 weight percent of styrene-isobutylene-styrene block copolymer. The compound has good clarity, as exhibited by a haze of no greater than about 60%, or 50%, or 30%, according to ASTM D 1003. Additionally, the compound has good damping properties, as exhibited by a resilience or vertical rebound of less than about 25% according to ASTM D2632.

Provided is an alicyclic epoxy compound product used in applications for forming a cured product excellent in heat resistance and transparency. The alicyclic epoxy compound product according to an embodiment of the present invention includes 3,4-epoxycyclohexylmethyl(3,4-epoxy)cyclohexanecarboxylate, a purity of which is of not less than 98.5 wt. %, and each content of a compound represented by Formula (a) below, a compound represented by Formula (b) below, a compound represented by Formula (c) below, and a compound represented by Formula (d) below is not greater than 0.5 wt. %. ##STR00001##

Provided is a thermoplastic resin composition that includes: a first copolymer including an unit derived from an aromatic vinyl-based monomer and an unit derived from a vinyl cyan-based monomer; a second copolymer including an unit derived from an alkyl (meth)acrylate-based monomer, an unit derived from an aromatic vinyl-based monomer, and an unit derived from a vinyl cyan-based monomer; a third copolymer including a conjugated diene-based polymer with an average particle diameter of 0.25 to 0.35 μm, an unit derived from an aromatic vinyl-based monomer, and an unit derived from a vinyl cyan-based monomer; and a fourth copolymer including a conjugated diene-based polymer with an average particle diameter of 0.05 to 0.15 μm, an unit derived from an aromatic vinyl-based monomer, and an unit derived from a vinyl cyan-based monomer, and can be used for producing a molded article exhibiting excellent basic properties while being capable of realizing selective transmittance.