ABS moulding compounds with improved yield stress

US5658985A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Herbert Eichenauer · Dormagen, DE
• Alfred Pischtschan · Gundelsheim, DE
• Karl-Heinz Ott

Key dates

• Filing date: Feb 16, 1996
• Grant date: Aug 19, 1997
• Expiry date: Feb 16, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L23/16
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Thermoplastic molding composition, containing: A) 5-95 weight percent of a thermoplastic homo-, co-, or terpolymer of styrene, alpha-methylstyrene, ring-substituted styrene, methyl methacrylate, acrylonitrile, methacrylonitrile, maleic anhydride, N-substituted maleimide, vinyl acetate or mixtures thereof; B) 5-95 weight % of a graft polymer of B.1) 5-90 parts by weight of styrene, alpha-methylstyrene, ring-substituted styrene, methyl methacrylate, acrylonitrile, methacrylonitrile, maleic anhydride, N-substituted maleimide, vinyl acetate or mixtures thereof on B.2) 95-10 parts by weight of a rubber with a glass transition temperature .ltoreq. 10.degree. C; and C) 0.1-10 parts bye weight per 100 parts by weight of A+B of one or more EPM and/or EPDM rubbers.