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Class Information
Number: 534/863
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Azo > Exactly one azo group containing or azo attached indirectly to an additional azo group by ionic bonding > Plural benzene rings bonded directly to the azo group > Acyclic -c(=x)- containing, wherein x is chalcogen (e.g., carbonyl, etc.) > Hydroxy bonded directly to a bicyclo ring system (h of hydroxy may be replaced by a substituted or unsubstituted ammonium ion or a group ia or iia light metal) > Nitrogen bonded directly to the -c(=x)- group (e.g., carboxamide, etc.) > The -c(=x)- is bonded directly to the bicyclo ring system
Description: Compounds in which the
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6469147 |
Preparation of azo colorants in microreactors |
Oct. 22, 2002 |
| 5973126 |
Azo compounds and process for producing the same |
Oct. 26, 1999 |
| 5428137 |
Monoazo liquid dye and solutions thereof |
Jun. 27, 1995 |
| 5286287 |
Monoazo lake pigment suitable for use in printing ink and process for the production thereof |
Feb. 15, 1994 |
| 5256772 |
Monoazo lake pigment and uses thereof |
Oct. 26, 1993 |
| 5243032 |
Preparation of azo pigments with low PCB content by coupling in the presence of olefins |
Sep. 7, 1993 |
| 5086168 |
Monoazo pigments derived from diazotized di- or trichloroanilines, preparation thereof and their use |
Feb. 4, 1992 |
| 4920206 |
Process for making azo pigments |
Apr. 24, 1990 |
| 4920205 |
Process for making azo pigments |
Apr. 24, 1990 |
| 4785082 |
Process for preparing a highly concentrated aqueous press cakes of an azo disperse dye from dilute aqueous suspension thereof wherein surfactant is added before the dye is isolated |
Nov. 15, 1988 |
| 4767844 |
Azo lake pigments |
Aug. 30, 1988 |
| 4737581 |
Phenyl-azo-hydroxynaphthoic acid amide pigments containing at least one carbonamide group |
Apr. 12, 1988 |
| 4704452 |
Azo dyes containing aralkyl-nitrophenyl diazo components |
Nov. 3, 1987 |
| 4537847 |
Disazo photoreceptors for electrophotography |
Aug. 27, 1985 |
| 4503156 |
Reagent mixture for measuring magnesium |
Mar. 5, 1985 |
| 4248772 |
Positively or negatively charged azo compounds containing a ballasting group |
Feb. 3, 1981 |
| 4247296 |
Diazo pigments |
Jan. 27, 1981 |
| 4242094 |
Dyeing preparations and their use for preparing developing dyes |
Dec. 30, 1980 |
| 4217272 |
Novel monoazo and disazo colorants from aminoalkylanilines and bis(aminoalkyl)anilines |
Aug. 12, 1980 |
| T994003 |
Azo dyes, azo dye-releasing compounds and photographic products and processes employing them |
May. 6, 1980 |
| 4159264 |
Automatic control of azo coupling processes in the manufacture of azo pigments |
Jun. 26, 1979 |
| 4154577 |
Uniformly disperse dyed water-swellable cellulosic fibers |
May. 15, 1979 |
| 4123270 |
Method of making electrophotographic imaging element |
Oct. 31, 1978 |
| 4115055 |
Mixture of water-insoluble monoazo dyestuffs for coloring textile materials consisting at least partly of linear, aromatic polyesters |
Sep. 19, 1978 |
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