Equilibration of siloxanes on water-containing sulphonated cation exchange resins

US8722834B2 · kind B2 · utility

Assignee

• EVONIK GOLDSCHMIDT GMBH · DE

Inventors

• Wilfried Knott · Essen, DE
• Frauke Henning · Essen, DE
• Klaus-Dieter Klein · Oberkochen, DE
• Horst Dudzik · Essen, DE

Key dates

• Filing date: Aug 21, 2009
• Grant date: May 13, 2014
• Expiry date: Aug 21, 2029

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02P20/582
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to a process for producing equilibration products of organosiloxanes by rearrangement of the siloxane bond to a cation exchange resin, the organopolysiloxanes thus obtainable, and the use thereof.