Patent · US Expired

Catalysts for the manufacture of polyurethanes and/or polyureas

US5807958A · kind A · utility

3Cited by

9References

14Claims

0Family size

Assignee

AIR PRODUCTS AND CHEMICALS, INC. · US

Inventors

Klaus Diblitz · Hamburg, DE
Peter Finmans · Rheinberg, DE

Key dates

Filing date	Aug 1, 1997
Grant date	Sep 15, 1998
Priority date	—
Expiry date	Aug 1, 2017

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G2101/00
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Alkaline metal and alkaline earth metal salts of alkyl and alkenyl succinic acids as catalysts for the manufacture of polyurethanes and/or polyureas are provided. Said catalysts are particularly suitable for manufacturing foams of said polymers and have a favorable influence on the cell structures of said materials.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.