Patent · US Expired

Dye mixtures of fiber-reactive azo dyes and use thereof for dyeing material containing hydroxy-and/or carboxamido groups

US6190423A · kind A · utility

5Cited by

0References

9Claims

0Family size

Assignee

Dy Star Textilfarben GmbH & Co. · DE

Inventors

Christian Schumacher · Frankfurt am Main, DE
Uwe Reiher · Hofheim, DE
Joachim Steckelberg · Brunsbüttel, DE
Werner Russ · Flörsheim, DE
Ronald Pedemonte · Wesley Chapel, US

Key dates

Filing date	Dec 7, 1999
Grant date	Feb 20, 2001
Priority date	—
Expiry date	Dec 7, 2019

Classification

Technology area (CPC D)Textiles; Paper
CPC primaryD06P1/38
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The present invention comprises a dye mixture comprising one or more, such as one, two or three, disazo dyes conforming to the general formula (1), one or more, such as one, two or three, dyes. ##STR1##

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