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Class Information
Number: 8/669
Name: Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers > Dye or potential dye composition, additive, treatment, process, product, or ancillary dye operation > Azo, acridone, or quinone dye > Azo developed on the fiber > Polyazo component
Description: Subject matter containing a polyazo dye component or a polyazo dye is formed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7578855 |
Composition for dyeing keratin fibers comprising at least one cationic 3-amino-pyrazolopyridine derivative, and methods of use thereof |
Aug. 25, 2009 |
| 7578856 |
Dyeing compositions comprising at least one aminopyrazolopyridine oxidation base, at least one coupler and at least one C.sub.4-C.sub.30 polyol and methods and use thereof |
Aug. 25, 2009 |
| 7572301 |
Fibre-reactive dyes, their preparation and their use |
Aug. 11, 2009 |
| 7553340 |
Reactive dyes, a process for their preparation and their use |
Jun. 30, 2009 |
| 7540883 |
Reactive yellow dye composition |
Jun. 2, 2009 |
| 7531009 |
6-azo-5,5'-dihydroxy-7,7'-disulfo-2-2' dinaphthylamine derivatives |
May. 12, 2009 |
| 7455699 |
Dye mixtures of fiber-reactive azo dyes, their preparation and use |
Nov. 25, 2008 |
| 7429279 |
Dye mixtures of fiber-reactive AZO dyes, their preparation and their use |
Sep. 30, 2008 |
| 7387647 |
Dye composition and the use thereof |
Jun. 17, 2008 |
| 7381228 |
Mono-, Di- or Trichromatic Dyeing or Printing of Natural or Synthetic Polyamide Fiber Materials |
Jun. 3, 2008 |
| 7341607 |
Yellow anionic disazo dyes |
Mar. 11, 2008 |
| 6793687 |
Diaminopyrazole derivatives and oxidation hair dyes containing pyrazolone derivatives |
Sep. 21, 2004 |
| 5389110 |
Azo dyes and process of dyeing with azo dyes which contain an N-(hydroxysulfonylphenylalkyl)pyridone coupling component |
Feb. 14, 1995 |
| 4696675 |
Process for preparing water-insoluble blue azo dyes on the fiber: hydroxynaphthoic amide and diazotized di-alkoxy-benzidine |
Sep. 29, 1987 |
| 4224025 |
Process for the dyeing and printing of paper materials in different hues using a single coupling component |
Sep. 23, 1980 |
| 4035144 |
Dyeing preparations containing boric acid for preparing water-insoluble azo dyestuffs on fiber |
Jul. 12, 1977 |
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