Patent · US Expired

Dyeing and printing textile materials made of cellulose fibers

US5558677A · kind A · utility

2Cited by

2References

7Claims

0Family size

Assignee

BASF SE

Inventors

Henric Wagenmann · Heidelberg, DE
Ulf Baus · Dossenheim, DE
Eberhard Beckmann · Neustadt, DE
Erich Kromm · Bad Dürkheim, DE

Key dates

Filing date	Feb 6, 1995
Grant date	Sep 24, 1996
Priority date	—
Expiry date	Feb 6, 2015

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S8/918
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A process for dyeing and printing textile materials consisting of cellulose fibers or containing cellulose fibers in a blend with other fibers in an aqueous medium at above pH 12 with vattable dyes in the presence of cyclic compounds which contain at least one instance of the structural unit ##STR1## in the ring of the molecule as reducing agents and finishing the dyeing in a conventional manner.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.