Amine composition useful for making polyurethane foam

US11021561B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Kai Xi · Readington, US
• Juan Jesus Burdeniuc · Macungie, US
• Irene Joann Hsu · Via Enrico Fermi, US
• Renee Jo Keller · Orwigsburg, US
• Timothy J. Miller · Northampton, US
• Jared Denis Bender · Emmaus, US
• Jane Garrett Kniss · Kempton, US

Key dates

• Filing date: Jul 11, 2017
• Grant date: Jun 1, 2021
• Expiry date: Nov 29, 2037

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G2110/0058
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A catalyst composition for making polyurethane foam, the catalyst composition including a compound having a general formula R1R2R3N, wherein each of R1, R2 and R3 are independently selected from the group consisting of: wherein n=1 to 5; and R4, R5 and R6 are each independently hydrogen, methyl, ethyl and propyl groups; hydrogen, a C1-C6 alkyl group compound, a C1-C6 cycloalkyl group compound, a C1-C6 alkenyl group compound, a C1-C6 alkynyl group compound, a C1-C6 aryl group compound, and a C1-C6 aralkyl group compound, each group being substituted or unsubstituted; wherein at least one of R1, R2 and R3 is a compound according to formula (I). A polyurethane composition and method for forming a polyurethane foam are also disclosed.