Binder mixtures containing reactive group containing lignin and novolaks

US5382608A · kind A · utility

Assignee

• Rutgerswerke Aktiengesellschaft · DE

Inventors

• Arno Gardzielia · Witten, DE
• Ken Kurple · Casco, US
• Achim Hansen · Zug, CH
• Stephan Schröter · Essen, DE
• Willi Roll · Havixbeck, DE

Key dates

• Filing date: Aug 5, 1994
• Grant date: Jan 17, 1995
• Expiry date: Aug 5, 2014

Classification

• Technology area (CPC D): Textiles; Paper
• CPC primary: D04H1/60
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A binder mixture containing lignin or lignins with reactive groups and phenol-novolac in a weight ratio of 95:5 to 50:50 useful for the production of non-woven fabrics and wood fiber materials.