Polyurethane method for the production thereof and binding agent produced therefrom

US6914118B2 · kind B2 · utility

Assignee

• Imation Corp. · US

Inventors

• Ulrike Hees · Mannheim, DE
• Hans-Guenter Bohrman · Ludwigshafen, DE
• Benedikt Raether · Schifferstadt, DE
• Ria Kress · Ludwigshafen, DE
• Albert Kohl · Laumersheim, DE

Key dates

• Filing date: Oct 9, 2001
• Grant date: Jul 5, 2005
• Expiry date: Oct 9, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31609
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

A polyurethane having at least one anionic anchor group L, the anchor group L being covalently bonded to a polyether segment having at least one nitrogen atom in the polyurethane.