Self-crosslinking polyurethane, polyurethane polyurea or polyurea dispersions for sizing agents

US6586523B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Harald Blum · Wachtendonk, DE
• Karin Naujoks · Odenthal, DE
• Eberhard Konig · Kronberg, DE

Key dates

• Filing date: Sep 28, 2001
• Grant date: Jul 1, 2003
• Expiry date: Sep 28, 2021

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2938
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

The invention relates to self-crosslinking polyurethane, polyurethane-polyurea or polyurea dispersions, a process for the preparation of such dispersions and the use thereof.