Thermoplastic moulding compositions of polycarbonate, polyalkylene terephthalate, graft copolymer and polyethylene

US4482672A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Dieter Neuray · Krefeld, DE
• Werner Nouvertne · Krefeld, DE
• Rudolf Binsack · Krefeld, DE
• Dieter Rempel · Leverkusen, DE
• Peter Muller · Leverkusen, DE

Key dates

• Filing date: Apr 22, 1983
• Grant date: Nov 13, 1984
• Expiry date: Apr 22, 2003

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L67/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Moulding compositions of aromatic polycarbonate, polyalkylene terephthalate and a certain graft copolymer which may be processed into mouldings characterized by high multiaxial impact strength, exhibit an increased Vicat B-temperature if they contain a low amount of an ethylene homo- or copolymer.