| 摘要 |
<p>POLYCARBONATE RESIN MIXTURES Novel compositions with high resistance to environmental stress cracking and crazing comprise (a) an aromatic carbonate polymer; and (b) a modifier combination therefor comprising (i) a coupled resinous block copolymer of a polymerized vinyl aromatic compound and a polymerized diene; and (ii) an olefin-acrylate or methacrylate copolymer, alone, or in further combination with (iii) a polyolefin.</p> |
