The Year-book for Colorists and Dyers, Volume 41902 - Dyes and dyeing |
From inside the book
Results 1-5 of 59
Page 67
... invention relates to the manufacture of a new monoazo dyestuff by combining diazotized picramic acid with 1.6 di- oxynaphthalene - 3 - sulfonic acid . The new dyestuff is a dark- colored powder showing metallic luster . It is easily ...
... invention relates to the manufacture of a new monoazo dyestuff by combining diazotized picramic acid with 1.6 di- oxynaphthalene - 3 - sulfonic acid . The new dyestuff is a dark- colored powder showing metallic luster . It is easily ...
Page 72
... invention relates to the production of new dyestuffs by causing primary aromatic amins to act on nitro - oxyanthra- quinone - sulfonic acid . This acid can be obtained by sulfon- ating and then nitrating erythroxyanthraquinone . The new ...
... invention relates to the production of new dyestuffs by causing primary aromatic amins to act on nitro - oxyanthra- quinone - sulfonic acid . This acid can be obtained by sulfon- ating and then nitrating erythroxyanthraquinone . The new ...
Page 74
... invention relates to the production of new blue color ing - matter from 1.5 - dinitro - napthalene . This new coloring- matter can be obtained by treatment of 1.5 - dinitro - naphtha- lene in the presence of sulfuric acid with hydrogen ...
... invention relates to the production of new blue color ing - matter from 1.5 - dinitro - napthalene . This new coloring- matter can be obtained by treatment of 1.5 - dinitro - naphtha- lene in the presence of sulfuric acid with hydrogen ...
Page 78
... invention relates to the manufacture of a blue coloring - matter which is but diffi- cultly soluble in cold water by boiling the said sulfonated coloring - matter of the said Patent No. 627,896 with anilin hydrochlorate or the ...
... invention relates to the manufacture of a blue coloring - matter which is but diffi- cultly soluble in cold water by boiling the said sulfonated coloring - matter of the said Patent No. 627,896 with anilin hydrochlorate or the ...
Page 79
... invention relates to the manufacture of valuable black trisazo dyestuffs having the general formula— P ( alpha , ) OH N = N - C10H ( beta ) SO , Na ( beta ) NN ( alpha , ) NH , \ N = N - CH- ( beta , ) NH , ( beta ) SO , Na Unsulfonated ...
... invention relates to the manufacture of valuable black trisazo dyestuffs having the general formula— P ( alpha , ) OH N = N - C10H ( beta ) SO , Na ( beta ) NN ( alpha , ) NH , \ N = N - CH- ( beta , ) NH , ( beta ) SO , Na Unsulfonated ...
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Common terms and phrases
acetic acid Acid Green Agent or Maker Alizarine Black alkali ammonia Anilin Anilin and Soda Anthracene anthraquinone apparatus assignor Badische Anilin bath bleaching boiling Brilliant caustic CD Benzo CD Direct cent chlorid Chrome color coloring-matter compounds Croceine crystals CT Kchl dated Dianil diazo DYE AND PROCESS Dye Method dyed dyes unmordanted dyestuff Elberfeld extra fabric Fast Blue fiber gallons Germany indoxylic invention relates Kchl CD Kchl WCh Alizarine Kchl WGS Klp CD Klp WGS liquor Ludwigshafen manufacture Math CD Diamine Math WGS Methyl Violet Methylene Blue mordanted Name of Dye Naphthol obtained Orange Orange G oxidizing Patent Ponceau pounds powder produced Safranine salt Scarlet Soda Fabrik sodium sodium sulfid soluble in water solution SPECIFIC GRAVITY SS WGS sulfid sulfonic acid sulfur dioxid SULFUR DYE Sulphur treating WCh Alizarine Blue WCh Alizarine Red WGS Azo WGS Fast WGS Kchl WGS WGS WGSCH wool yarn