Sizing agent-free tangled multifilament yarn and process for its manufacture

US5896634A · kind A · utility

Assignee

• AKZO NOBEL N.V. · NL

Inventors

• Walter Brodowski · Amorbach, DE
• Hermann Klotz · Schwetzingen, DE
• Albert Giesen · Heinsberg, DE

Key dates

• Filing date: Jan 13, 1997
• Grant date: Apr 27, 1999
• Expiry date: Jan 13, 2017

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D02G3/40
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

Sizing agent-free tangled multifilament yarn with an opening length of 1 to 6 cm and a knot strength of no more than 2, at least the majority of whose filaments have a thin film consisting mainly of hard wax constituting about 0.3 to 2% of the total weight of the filaments together with this film, and are glued, at least in places, via this film to adjacent filaments.