Coextruded films with low temperature impact resistance

US8652623B2 · kind B2 · utility

Assignee

• Bayer MaterialScience AG · DE

Inventors

• Heinz Pudleiner · Krefeld, DE
• Robert Maleika · Düsseldorf, DE
• Birgit Meyer Zu Berstenhorst · Moers, DE
• Frank Buckel · Krefeld, DE
• Klaus Meyer · Dormagen, DE

Key dates

• Filing date: May 4, 2010
• Grant date: Feb 18, 2014
• Expiry date: May 11, 2030

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/24975
• WIPO field: Surface technology, coating
• WIPO sector: Chemistry

Abstract

The invention relates to multilayer products comprising a layer (A) and a layer (B), wherein layer (A) contains polyalkyl(alkyl)acrylate and has a layer thickness <25 [mu]m, and layer (B) contains polycarbonate. The total thickness of layers (A) and (B) is 20 to 500 mm.