By this plan of working more even dyeings can be obtained than by simply entering the goods direct into an acidified dye-liquor. [Please select]
0
Cyprus Green B, and Cyprus Blue B, belong to a new group of dyes that owe their value in wool dyeing to the fact that the dyeings after being treated with copper sulphate become very fast to light and washing. [Please select]
0
When a number of dyeings have been done, it is possible that the vat may become charged with oxidised indigo and lose its clean, yellow colour. [Please select]
0
Dyeings produced in this way are liable to rub badly, because the indigo lies mostly on the surface, to which it is more or less mechanically attached. [Please select]
0
The most important factor for producing uniform dyeings is the appropriate regulation of the temperature of the dye-bath. [Please select]
0
For two coloured effects or dyeings, in which the silk is intended to remain as pale as possible or even white, each 10 gallons dye-liquor may contain 4-3/4 to 8 oz. [Please select]
0
For obtaining level dyeings in pale shades it is advisable not to enter the goods too hot, but to raise the temperature gradually. [Please select]
0
These two operations should follow each other as quickly as possible, also care has to be taken that the diazotised goods are not exposed to direct sunlight or heat, which causes unlevel dyeings. [Please select]
Do you have a better example in your mind? Please submit your sentence!