Aminated cellulosic synthetic fibers

US5865858A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Andreas Schrell · Hofheim, DE
• Werner Russ · Flörsheim, DE
• Bernd Huber · Schorndorf, DE

Key dates

• Filing date: Oct 31, 1997
• Grant date: Feb 2, 1999
• Expiry date: Oct 31, 2017

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S8/921
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

Aminated cellulosic synthetic fibers are produced by adding an amine-substituted cellulose derivative to a viscose or an alkali cellulose and spinning fibers by the viscose spinning process, or by adding said cellulose derivative to a cellulose solution and spinning fibers from said solution.