Elastic particle foam based on polyolefin/styrene polymer mixtures

US8568633B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Carsten Schips · Speyer, DE
• Klaus Hahn · Lampertheim, DE
• Georg Gräßel · Ludwigshafen, DE
• Daniela Longo-Schedel · Siegburg, DE
• Jens Assmann · Haan, DE
• Andreas Gietl · Mannheim, DE

Key dates

• Filing date: Jan 29, 2013
• Grant date: Oct 29, 2013
• Expiry date: Jan 29, 2033

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/249978
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

Thermoplastic particle foams which have cells having a mean cell size in the range from 20 to 500 μm and in which the cell membranes have a nanocellular or fibrous structure having pore or fiber diameters below 1500 nm, and also processes for producing them.