Antifoam compositions

US4919843A · kind A · utility

Assignee

• Wacker Chemie AG · DE

Inventors

• Ernst Innertsberger · Burghausen, DE
• Jakob Schmidlkofer · Schweich, DE
• Peter Huber · Neubiberg, DE
• Willibald Burger · Burghausen, DE
• Joachim Schulze · Soest, DE

Key dates

• Filing date: Jul 22, 1988
• Grant date: Apr 24, 1990
• Expiry date: Jul 22, 2008

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B01D19/0409
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

The invention relates to antifoam compositions containing an essentially linear organopolysiloxane, a silicone resin containing essentially triorganosiloxy and SiO.sub.4/2 units, and a filler.