PMMA moulding compounds with improved impact resistance

US7179852B2 · 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: Jul 26, 2001
• Grant date: Feb 20, 2007
• Expiry date: Jul 26, 2021

Classification

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

Abstract

The invention relates to a novel impact-resistance modifier, constructed from a core-shell 1 and a shell 2, whereby the core is plastically deformable. The invention is characterised by excellent mechanical properties obtained by a low content of impact-resistance modifier.