Polymer composition by continuous filler slurry extrusion

US10435521B2 · kind B2 · utility

Assignees

• OMYA INTERNATIONAL AG · CH
• Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

• Michael Tinkl · Weil am Rhein, DE
• Martin Brunner · Pforzheim, DE
• René Burkhalter · Herzogenbuchsee, CH
• Tazio Fornera · Zofingen, CH
• Giuseppe Schirosi · Buchs, CH
• Rudolf Pfaendner · Rimbach, DE
• Jan-Olaf Barth · Siegsdorf, DE
• Bernd Dillmann · Weiterstadt, DE
• Harald Dörr · Messel, DE

Key dates

• Filing date: Dec 17, 2014
• Grant date: Oct 8, 2019
• Expiry date: Dec 17, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K2201/003
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

An inventive process for the production of a polymer composition is provided, said process comprising the incorporation of a filler into a polymer material, wherein said polymer material during incorporation of the filler is in at least partially molten state and wherein said filler is incorporated as a slurry.