Process for the production of siccativated aqueous lacquers with polybutadiene/maleic acid anhydride adducts as bonding agent

US4684691A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Hans-Georg Stahl · Oldenburg, DE
• Peter Hohlein · Kempen, DE
• Hans-Joachim Traenckner · Leverkusen, DE
• Lothar Fleiter · Krefeld, DE
• Jurgen Schwindt · Leverkusen, DE

Key dates

• Filing date: Jul 22, 1985
• Grant date: Aug 4, 1987
• Expiry date: Jul 22, 2005

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D151/04
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Aqueous lacquers, which contain grafted polybutadiene/maleic acid semi-esters or semi-amides as bonding agent, can be siccativated while the siccative is firstly dispersed in the aqueous phase and the bonding agent is dispersed in this dispersion.