Process for the production of polyisocyanate mixtures containing blocked isocyanate groups

US4101530A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Tilo Burkhardt · Leverkusen, DE
• Manfred Schonfelder · Leverkusen, DE

Key dates

• Filing date: Oct 22, 1976
• Grant date: Jul 18, 1978
• Expiry date: Oct 22, 1996

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G18/8093
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

This invention relates to a process for the production of new polyisocyanate mixtures containing blocked isocyanate groups, to binders containing these polyisocyanate mixtures and to the use of the new polyisocyanate mixtures as an isocyanate component in polyurethane stoving lacquers.