PMMA moulding compounds with improved impact resistance

US7605193B2 · kind B2 · utility

Assignee

• ROEHM GMBH & CO. KG · DE

Inventors

• Klaus Schultes · Wiesbaden, DE
• Thomas Suefke · Langen (Hessen), DE
• Reiner Mueller · Rottweil, DE
• Thomas Arndt · Bad König, DE
• Goerg Michler · Schraplau, DE
• Joachim Laatsch · Aachen, DE

Key dates

• Filing date: Nov 22, 2006
• Grant date: Oct 20, 2009
• Expiry date: Oct 25, 2027

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S525/902
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention describes a novel impact modifier, built up from core-shell1- and shell 2, the core being capable of plastic deformation. Good mechanical properties were achieved using a small amount of impact modifier.