Title:
REACTIVE DYESTUFF
Document Type and Number:
Japanese Patent JP3310340
Kind Code:
B2
Abstract:
PURPOSE: To provide a reactive dyestuffs consisting of a compd. of a specified formula and providing a dyed article having especially good wet resistance, good covering properties and high fixing yield by dyeing cellulosic and polyamide fibers.
CONSTITUTION: Reactive dyestuffs of formula I [wherein FB is a group of dyestuffs of mono-or polyazo, metal complex azo, anthraquinone, phthalocyanine, formazane, azomethine, triphenylmethane, thioxanthone, nitroaryl and naphthoquinone series; B and B1 are a direct bonding or a crosslinking group on a ring carbon atom of an arom. carbon ring in FB or a crosslinking group on a ring N atom of an arom. heterocyclic ring; X is formula II; Z is a heterocyclic fiber reactive dye; R and R1 are each H or a (substd.) 1-6C alkyl] are provided. As the above described dyestuffs, e.g. dyestuffs of formula III are cited and these dyestuffs can dye cotton into a pretty red color.
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Inventors:
Bolframm Redeiich
Karl-Joseph Hert
Karl-Joseph Hert
Application Number:
JP21735892A
Publication Date:
August 05, 2002
Filing Date:
July 24, 1992
Export Citation:
Assignee:
Bayer Aktiengesellschaft
International Classes:
C09B62/02; C09B62/20; C09B62/44; C09B62/503; D06P3/52; D06P3/66; (IPC1-7): C09B62/20; C09B62/503; D06P3/52; D06P3/66
Other References:
【文献】米国特許3669951(US,A)
【文献】英国特許1219383(GB,B)
【文献】英国特許1219383(GB,B)
Attorney, Agent or Firm:
Heikichi Odashima