Organofunctional polysiloxanes for modifying the surface of finely divided particles

US5665155A · kind A · utility

Assignee

• Th. Goldschmidt. AG · DE

Inventors

• Werner Hohner · Velbert, DE
• Dietmar Schaefer · Hattingen, DE

Key dates

• Filing date: Jan 31, 1996
• Grant date: Sep 9, 1997
• Expiry date: Jan 31, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C01P2004/62
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to a coating material comprising polyorganosiloxanes with ester and/or epoxide groups, linked to silicon atoms over carbon atoms, for modifying the surface of finely divided particles, such as pigments and fillers, or of glass fibers.