THERMOPLASTIC MOLDING COMPOSITIONS AND MOLDED ARTICLES

摘要

1362112 Polycarbonate compositions BAYER AG 30 March 1972 [31 March 1971 16 Nov 1971] 15026/72 Heading C3R A thermoplastic composition comprises a polycarbonate and asbestos flour. The composition preferably contains 20 to 50 weight per cent, based on the total composition, of asbestos flour and may contain 3 to 7 weight per cent, based on the total composition, of glass fibres. The polycarbonate used in the examples is derived from bisphenol A.