Patent ID: 6087435
Filing Date: 2000-07-11
Classification: C08K,C08L

Abstract:
A polystyrene-based resin composition comprising (A) a styrene-based resin with a mainly syndiotactic configuration selected from group consisting of polystyrene; poly(alkylstyrene); poly(halogenated styrene); poly(alkoxystyrene); styrene copolymers comprised of polymerized units of at least two of styrene, alkylstyrene, halogenated styrene and alkoxystyrene; and mixtures of thereof, (B) a polyolefin, and (C) rubber polymer particles having a volume average particle diameter of 0.1 to 4 .mu.m, wherein said rubber polymer is selected from the group consisting of SBS, SIS, SEBS, SEPS, SEP, SEB, SB and SI, as main components, wherein said component (A) is present in an amount of 10 to 90% by weight, based on the total amount of A, B and C, the total amount of the components (B) and (C) is 90% to 10% by weight, and the amount of the component (C) is at least 1% by weight.