TRANSPARENT, SPANNUNG RISK-resistant FORMS WITH IMPROVED SAFETY-STEALITY MANAGEMENT

摘要

PCT No. PCT/EP96/03072 Sec. 371 Date Jan. 13, 1998 Sec. 102(e) Date Jan. 13, 1998 PCT Filed Jul. 12, 1996 PCT Pub. No. WO97/05198 PCT Pub. Date Feb. 13, 1997Thermoplastic molding materials contain a mixture of (A) a methacrylate polymer, (B) a copolymer of vinylaromatic monomers and vinyl cyanide, (C) a graft copolymer comprising a core and a graft shell and (D) a further graft copolymer comprising a core and a graft shell, the average particle size (d50)-C of the graft copolymer (C) being from 25 to 60 nm and that of the graft copolymer (D) being from 90 to 300 nm and the ratio of the average particle size (d50)-C to (d50)-D being kept in the range from 2:1 to 5:1.