Addition compounds, a process for the preparation, and their use, based on epoxy novolac-fatty amine adducts

US5070159A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Erwin Dietz · Kelkheim, DE
• Andreas Sommer · North Wales, US
• Adolf Kroh · Bad Camberg, DE
• Jurgen Hohn · Kelkheim, DE
• Otmar Hafner · Königstein, DE
• Wolfgang Rieper · Frankfurt am Main, DE

Key dates

• Filing date: Jun 16, 1989
• Grant date: Dec 3, 1991
• Expiry date: Jun 16, 2009

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2006/60
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Addition compounds which are suitable as dispersants for solids in organic media are obtained from polyepoxides based on novolaks having 3 to 11 nuclei and a mixture of aliphatic, aromatic and/or heterocyclic amines.