Thermoplastic molding compositions of high impact resistance

US4017558A · kind A · utility

Assignee

• BASF SE

Inventors

• Franz Schmidt · Mannheim, DE
• Gerhard Fahrbach
• Wolfgang Schenk · Leverkusen, DE
• Erhard Seiler · Ludwigshafen, DE

Key dates

• Filing date: Feb 13, 1975
• Grant date: Apr 12, 1977
• Expiry date: Feb 13, 1995

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L71/02
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Impact-resistant thermoplastic molding compositions containing from 70 to 98 percent by weight of a polyoxymethylene and from 30 to 2 percent by weight of a block copolymer of the general formula A -- B -- A, wherein A is a polyalkylene oxide block and B is a diene polymer block.