New polyisocyanate-polyaddition compounds, a process for their preparation and their use for the dispersion of solids

US4929705A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Jan Mazanek · Cologne, DE
• Ulrich von Gizycki · Leverkusen, DE
• Hanns P. Muller · Leverkusen, DE
• Martin Wienkenhover · Leverkusen, DE
• Karl-Heinz Wieser · Leverkusen, DE
• Volker Paulat · Monheim, DE
• Werner Theuer
• Walter Muller · Neuwied, DE

Key dates

• Filing date: Mar 28, 1989
• Grant date: May 29, 1990
• Expiry date: Mar 28, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D7/45
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

New polyisocyanate-polyaddition compounds, a process for their preparation and their use as wetting or dispersing agents for the incorporation of solids, in particular pigments, in lacquer or synthetic resin formulation.