Styrene copolymers with improved resistance to chemicals

US7183349B1 · kind B1 · utility

Assignee

• BASF SE

Inventors

• Peter Barghoorn · Kallstadt, DE
• Michael Fischer · Ludwigshafen, DE
• Heiner Görrissen · Ludwigshafen, DE
• Peter Ittemann · Lampertheim, DE
• Norbert Niessner · Friedelsheim, DE

Key dates

• Filing date: Mar 10, 2000
• Grant date: Feb 27, 2007
• Expiry date: Mar 10, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L69/00
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to the use of phyllosilicates for improving the chemicals resistance, reducing the swelling, and improving the stress-cracking resistance of styrene copolymers, and to corresponding styrene copolymers, and to a process for their preparation.