Stable solutions of N-substituted aminopolysiloxanes, their preparation and use

US7834073B2 · kind B2 · utility

Assignee

• EVONIK DEGUSSA GMBH · DE

Inventors

• Burkhard Standke · Soest, DE
• Peter Jenkner · Rheinfelden (Baden), DE

Key dates

• Filing date: May 12, 2005
• Grant date: Nov 16, 2010
• Expiry date: Feb 20, 2026

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31663
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Stable low chloride solutions of hydrosalts of an organic acid with a N-substituted aminopolysiloxane in the form of a T structural unit contain at least one lower alcohol, and at least one stabilizer. Methods to prepare the stable low-chloride solutions are also provided.