The Year-book for Colorists and Dyers, Volume 81906 - Dyes and dyeing |
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Results 1-5 of 47
Page 75
The condensation can be effected , for example , either in the presence or in the absence of water and with the addition or not of a condensation agent . These coloring matters dye unmordanted wool in bluish - red shades , chrome ...
The condensation can be effected , for example , either in the presence or in the absence of water and with the addition or not of a condensation agent . These coloring matters dye unmordanted wool in bluish - red shades , chrome ...
Page 79
The condensation may further take place with or without the addition of nitrobenzene or other body which exerts a similar influence on the reaction . The product of condensation of beta - amido - anthrachinon and glycerin is not ...
The condensation may further take place with or without the addition of nitrobenzene or other body which exerts a similar influence on the reaction . The product of condensation of beta - amido - anthrachinon and glycerin is not ...
Page 81
The aqueous solution becomes a little altered by hydrochloric acid , but on addition of sodium lye it changes to red . The dyestuff yields on wool from an acid - bath a reddish yellow , which on after treatment with a chromium compound ...
The aqueous solution becomes a little altered by hydrochloric acid , but on addition of sodium lye it changes to red . The dyestuff yields on wool from an acid - bath a reddish yellow , which on after treatment with a chromium compound ...
Page 83
... from the unsulphonated compounds are generally precipitated , whereas those obtained from the sulphonated anthracene compounds are more soluble in water , but can be precipitated by the addition of common salt to the solution .
... from the unsulphonated compounds are generally precipitated , whereas those obtained from the sulphonated anthracene compounds are more soluble in water , but can be precipitated by the addition of common salt to the solution .
Page 104
... preferably with the addition of a product having a weak alkaline reaction , such as sodium acetate or the like . The new coloring - matter thus obtained crystallizes from quinolin the shape of blue needles having a cupreous lustre .
... preferably with the addition of a product having a weak alkaline reaction , such as sodium acetate or the like . The new coloring - matter thus obtained crystallizes from quinolin the shape of blue needles having a cupreous lustre .
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Common terms and phrases
acetic acid action added addition Agent or Name Alizarine alkali ammonia Anilin Anthracene apparatus assignor bath Black Blue body Boil Brilliant Brown carbonate CD CD CD cent chlorid Chrome color coloring-matters combination compounds conc consists containing cotton crystals Cyanine Dark dated Diamine Direct DISCHARGE dissolved Dye Method dyed dyestuff employed extra fabric Fast fibre gallons Germany Green heated hydrosulphite Indigo invention relates Lakes machine Maker manufacture material Math WGS means Methyl mixed mixture mordant Mz WGS Name of Dye obtained Orange oxidizing paste Patent PK WGS pounds powder preferably prepared present printing quantity reaction reducing salts Scarlet shades soda sodium soluble solution steam suitable Sulphur sulphuric acid temperature Thiogene treated Violet washing WCh WCh WGS WGS WGSCh wool Yellow yield York Ву