Use of silicon-polyether copolymers in the production of high resilience polyurethane foams

US6617365B2 · kind B2 · utility

Assignee

• GOLDSCHMIDT HOLDING GMBH · DE

Inventors

• Georg Burkhart · Essen, DE
• Georg Feldmann-Krane · Mülheim, DE
• Ingo Fleute-Schlachter · Essen, DE
• Andreas Weier · Essen, DE

Key dates

• Filing date: Nov 29, 2000
• Grant date: Sep 9, 2003
• Expiry date: Jan 18, 2021

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08J2483/00
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

The invention relates to the use of silicone-polyether copolymers of the formula I as surface-active substances in the production of polyurethane foams.