Fatty chemical polyalcohols as reagent thinners

US6433125B1 · kind B1 · utility

Assignee

• Henkel Kommanditgesellschaft auf Aktien · DE

Inventors

• Roland Gruetzmacher · Wülfrath, DE
• Ulrich Nagorny · Hilden, DE
• Wolfgang Gress · Wuppertal, DE
• Rainer Hoefer · Goldkronach, DE
• Andreas Heidbreder · Goldkronach, DE
• Birgit Hirschberger · Rheydt, DE

Key dates

• Filing date: Mar 6, 1998
• Grant date: Aug 13, 2002
• Expiry date: May 29, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/6547
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A process for producing coating compositions involving: (a) providing a reactive diluent, (b) providing an inert solvent, (c) providing a polymeric polyol, (d) providing an isocyanate, (e) reacting (a)-(d) in a reactive diluent comprising a ring opening product of a carboxylic acid ester epoxide with a dihycric or higher alcohol.