The Year-book for Colorists and Dyers, Volume 81906 - Dyes and dyeing |
From inside the book
Results 1-5 of 46
Page 23
If the sample is too viscous to determine the density directly , a weighed portion of it can be first diluted with a weighed quantity of water , or a weighed portion can be dissolved and diluted to a known volume with water .
If the sample is too viscous to determine the density directly , a weighed portion of it can be first diluted with a weighed quantity of water , or a weighed portion can be dissolved and diluted to a known volume with water .
Page 76
The inventor has discovered that if equimolecular proportions of ortho - ortho - dichlor - para - phenylene - diamin and a phenol be oxidized together the reaction proceeds smoothly and there are obtained large quantities of new ...
The inventor has discovered that if equimolecular proportions of ortho - ortho - dichlor - para - phenylene - diamin and a phenol be oxidized together the reaction proceeds smoothly and there are obtained large quantities of new ...
Page 96
The process is based on the fact that a quantity of a mineral acid equivalent to the bisulphite compound used is added to the solution previous to being evaporated , so that the reaction is just acid . The solution becomes then of a ...
The process is based on the fact that a quantity of a mineral acid equivalent to the bisulphite compound used is added to the solution previous to being evaporated , so that the reaction is just acid . The solution becomes then of a ...
Page 124
Sodium sulfate is then added to this solution in quantities slightly in excess of that required to complete the reaction with the calcium salt , being thoroughly stirred meanwhile . This is added in solid form .
Sodium sulfate is then added to this solution in quantities slightly in excess of that required to complete the reaction with the calcium salt , being thoroughly stirred meanwhile . This is added in solid form .
Page 125
... and either gas may be delivered into an atmosphere of the other gas ; but preferably the chlorin gas is passed into an atmosphere of hydrogen in quantity slightly greater than is needed to combine with all the chlorin introduced .
... and either gas may be delivered into an atmosphere of the other gas ; but preferably the chlorin gas is passed into an atmosphere of hydrogen in quantity slightly greater than is needed to combine with all the chlorin introduced .
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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