| 摘要 |
<p>A thermoplastic molding composition comprises polycarbonate and polyformal including specific repeating structural unit. A thermoplastic molding composition comprises polycarbonate and polyformal. The polyformal includes repeating structural unit of formula [O-D-O-CH 2]. D : 6-40C aromatic radical optionally containing heteroatoms, optionally substituted by 1-12C alkyl (preferably 1-8C alky) and/or by halogen (preferably fluorine or chlorine), and optionally containing aliphatic or cycloaliphatic radicals. An independent claim is also included for a molded article, e.g. optical data carrier, comprising the above composition.</p> |
