| 摘要 |
<p>A thermoplastic resin composition having excellent heat resistance, impact resistance, moldability and platability, which comprises:
<UnorderedLists id="ula01" listStyle="none"><ListItem>(i) from 10 to 90% by weight of a thermoplastic polycarbonate;</ListItem><ListItem>(ii) from 10 to 90% by weight of a graft copolymer obtained by firstly polymerizing a monomer mixture comprising more than 30 and not more than 50% by weight of acrylonitrile and at least 50 and less than 70% by weight of styrene, as monomers for the first stage of graft polymerization, in the presence of a rubber-like polymer, and then polymerizing a monomer mixture comprising from 15 to 40% by weight of acrylonitrile and from 60 to 85% by weight of a-methylstyrene, as monomers for the second stage of graft polymerization, in the presence of the polymer obtained in the first stage; and</ListItem><ListItem>(iii) from 0 to 60% by weight of a copolymer obtained by co-polymerizing from 50 to 80% by weight of an aromatic vinyl monomer and from 20 to 50% by weight of a vinyl cyanide monomer;</ListItem></UnorderedLists>
the total amount of components (i), (ii) and (iii) being 100% by weight.</p> |
