Antidrip agents for thermoplastic molding compounds

US6140409A · kind A · utility

Assignee

• BASF SE

Inventors

• Martin Weber · Maikammer, DE
• Jurgen Hofmann · Spalt, DE
• Robert A. Weiss · Summit, US
• Walter Heckmann · Weinheim, DE
• Roland Hingmann · Ladenburg, DE
• Josef Wunsch · Schifferstadt, DE
• Graham E. McKee · Ludwigshafen, DE

Key dates

• Filing date: Jan 5, 1998
• Grant date: Oct 31, 2000
• Expiry date: Jan 5, 2018

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L53/025
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Halogen-free antidrip agents for thermoplastic molding materials contain polymers based on vinylaromatic monomers and having molecular weights (M.sub.w) of at least 800 000 g/mol and a narrow molecular weight distribution.