Prepolymers containing silyl groups, the production thereof and the use of the same in polyurethane foams

US7557173B2 · kind B2 · utility

Assignee

• Henkel AG & Co. KGaA · DE

Inventors

• Thomas Bachon · Düsseldorf, DE
• Hermann Kluth · Goldkronach, DE
• Johann Klein · Goldkronach, DE
• Felicitas Kolenda · Monheim, DE
• Jennifer Lambertz · Langenfeld, DE

Key dates

• Filing date: May 16, 2005
• Grant date: Jul 7, 2009
• Expiry date: Sep 27, 2026

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L2666/28
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Foaming, moisture-curing prepolymers containing at least one group of formula I:—X-A-Si(Z)n(OR)3−n  (I),and at least one of formula II:—N(R1)—C(O)—Y—R2  (II),and adhesive or assembly foams produced therefrom.