Reactive polysaccharide derivatives, their preparation and their use

US8093375B2 · kind B2 · utility

Assignee

• BASF SE Ludwigshafen · DE

Inventors

• Philippe Ouziel · Altkirch, FR
• Torsten Kulke · Holzminden, DE

Key dates

• Filing date: Aug 10, 2005
• Grant date: Jan 10, 2012
• Expiry date: Jan 10, 2028

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D06M15/03
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A reactive polysaccharide derivative of formula, [Z1—B—SO2—CH2—CH2—O]n—PS—[OH]m (1), wherein 8 is a radical of formula (2a), (2b), (2c), (2d) or (2e), Z, is a reactive radical, and PS is a cyclodextrin, is useful as a finishing agent for textile fibers and for other applications.