Copolymer, process for its preparation, and its use

US4753999A · kind A · utility

Assignee

• Cassella Aktiengesellschaft · DE

Inventors

• Karl-Heinz Keil · Hanau, DE
• Fritz Engelhardt · Frankfurt am Main, DE
• Klaus Sternberger · Bad Vilbel, DE
• Gunter Rosch · Bad Soden am Taunus, DE

Key dates

• Filing date: Jan 6, 1987
• Grant date: Jun 28, 1988
• Expiry date: Jan 6, 2007

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D06P1/5242
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A textile auxiliary for improving the fastness of materials dyed or printed with a dyestuff is a copolymer of a diallylammonium monomer, a vinyl amide monomer and a (meth)acrylic ester monomer.