Nonfelting wool and antifelt finishing process

US6242059A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Bernhard Jansen · Cologne, DE
• Ferdinand Kummeler · Leverkusen, DE
• Helga Thomas · Herzogenrath, DE
• Claus Muller-Reich · Höflaweg, DE

Key dates

• Filing date: Dec 8, 1999
• Grant date: Jun 5, 2001
• Expiry date: Dec 8, 2019

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D06M2101/12
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

The invention relates to the antifelt finishing of wool in which the wool is (a) first exposed to a plasma in a corona treatment and (b) subsequently treated with an aqueous dispersion of self-dispersing isocyanates.