Patent ID: 6114442
Filing Date: 2000-09-05
Classification: C08L

Abstract:
A styrene-based resin composition comprising a primary resin, an oil component, a lubricant, a thermal stabilizer, and an antioxidant, wherein the resin composition comprises at least two materials selected from the group consisting of:(A) a graft copolymer, having an average molecular weight of 70,000 to 300,000, of a diene rubber component, an aromatic vinyl compound and at least one compound selected from the group consisting of cyanide vinyl compounds, and maleic anhydride compounds;(B) a graft copolymer, having an average molecular weight of 70,000 to 300,000, of an alkyl acrylate rubber component and at least two compounds selected from the group consisting of aromatic vinyl compounds, cyanide vinyl compounds, and maleic anhydride compounds;(C) a copolymer, having an average molecular weight of 50,000 to 300,000, of styrene and a cyanide vinyl compound;(D) a copolymer, having an average molecular weight of 50,000 to 300,000, of styrene, .alpha.-methylstvrene, and a cyanide vinyl compound; and(E) a copolymer of styrene, a cyanide vinyl compound, and a maleimide compound, andwherein on the basis of the resin composition being 100 parts by weight, at least two of the copolymers selected from copolymers (A), (B), (C), (D), and (E), wherein copolymer (A), if present is in an amount of 10 to 50 parts by weight, wherein copolymer (B), if present is in an amount of 10 to 50 parts by weight, wherein copolymer (C), if present is in an amount of 10 to 30 parts by weight, wherein copolymer (D), if present is in an amount of 10 to 50 parts by weight, and wherein copolymer (E), if present is in an amount of 10 to 50 parts by weight.