Carbodiimide-containing compositions and method for the production and use thereof

US9434807B2 · kind B2 · utility

Assignee

• Rhein Chemie Rheinau GmbH · DE

Inventors

• Wilhelm Laufer · Ellerstadt, DE
• Armin Eckert · Philippsburg, DE
• Martina Hauck · Darmstadt, DE

Key dates

• Filing date: Mar 22, 2013
• Grant date: Sep 6, 2016
• Expiry date: Mar 22, 2033

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08K5/29
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Carbodiimide containing compositions include diilsocyenates, polyols, and liquid carbodiimide of the formulawhere R1, R2, R4 and R6 are each independently C3-C6-alkyl, and R3 and R5 are each independently C1-C3-alkyl.