Patent · US Expired

Reactive dyes, process for their preparation and use thereof: bis-vinyl or substituted ethyl sulphenyl azo reactive dyes for textiles

US4585460A · kind A · utility

11Cited by
3References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1983
Grant dateApr 29, 1986
Priority date
Expiry dateSep 30, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S8/918
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Reactive dyes of the formula ##STR1## wherein Y is a --CH.dbd.CH.sub.2 or --CH.sub.2 CH.sub.2 --X radical, in which X is a leaving group, and Z is hydrogen, halogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy or carboxy, and K is the radical of a coupling component which couples at pH.ltoreq.7, are suitable for dyeing and printing textile fibre material and give dyeings and prints of good fastness properties.

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