Polyurethane adhesive with a silane compound as an additive

US8123899B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Karl-Heinz Schumacher · Ludwigshafen, DE
• Oliver Hartz · Mannheim, DE
• Andre Burghardt · Frankenthal (Pfalz), DE

Key dates

• Filing date: Jul 3, 2007
• Grant date: Feb 28, 2012
• Expiry date: Nov 9, 2028

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/5435
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Aqueous adhesive comprising a polyurethane and a silane of the formulawhere R1 to R4 each independently are an organic radical, with the proviso that at least two of the groups R1 to R4 are a hydroxyl or alkoxy group.