Polyfunctional, perhalogenated polyorganosiloxanes and methods for preparation thereof

US6184329A · kind A · utility

Assignee

• RHONE-POULENC CHIMIE · FR

Inventors

• Philippe Jost · Vernaison, FR
• Philippe Karrer · Val-de-Reuil, FR
• Gerard Mignani · Val-de-Reuil, FR
• Philippe Olier · Val-de-Reuil, FR

Key dates

• Filing date: Jul 25, 1996
• Grant date: Feb 6, 2001
• Expiry date: Jul 25, 2016

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08G77/385
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Chemicaly stable, perflourinated, linear or cyclic polyorganosiloxanes (POS), and a process for the preparation thereof. Antifoams, agents for lowering surface tension, dirt repellents, antiadhesives, lubricants, oleophobic and/or hydrophobic agents, coatings and other compositions containing the perfluorinated POS are disclosed.