Patent · US Expired

Water-soluble fiber-reactive dyes, method for the production and use thereof

US7105645B2 · kind B2 · utility

0Cited by

5References

18Claims

0Family size

Assignee

DyStar Textilfarben GmbH & Co. Deutschland KG · DE

Inventors

Gunther Schwaiger · Frankfurt, DE
Stefan Meier · Neubiberg, DE
Werner Russ · Flörsheim, DE

Key dates

Filing date	Apr 22, 2003
Grant date	Sep 12, 2006
Priority date	—
Expiry date	Aug 10, 2023

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09B62/515
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Dyes of general formula (I) wherein R1, R2, M, Y and x have the meaning cited in the description, the production and use thereof for dyeing or printing material containing hydroxy and/or carbonamide groups, preferably fiber material.

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