Use of reaction mixtures containing polyester polyols in the production of solid polyurethane materials by casting

US5302626A · kind A · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Rainer Hoefer · Goldkronach, DE
• Gerhard Stoll · Winnenden, DE
• Peter Daute · Beverstedt, DE
• Roland Gruetzmacher · Wülfrath, DE

Key dates

• Filing date: Jun 23, 1992
• Grant date: Apr 12, 1994
• Expiry date: Jun 23, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/69
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to the use of reaction mixtures containing polyester polyols which have been obtained by ring opening of epoxidized esters with carboxylic acids, as polyol component, optionally in admixture with polybutadiene diol, in the production of solid polyurethane materials by casting.