A procedure for apparatusing and dyeing of cotton, crafts, carton, paper and their derivatives (Machine-translation by Google Translate, not legally binding)

摘要

Procedure for dressing and dyeing cotton fabrics, burlap, cardboard, paper and its derivatives, characterized in that to obtain the base product is deposited in a tinned iron boiler, 25 liters of water, cold or hot, and when it starts to boil, 950 grams of potassium aluminum sulphate is added, which is kept boiling for 15 minutes, in order to purify the water and prevent the disintegration of the bodies that must subsequently be incorporated. (Machine-translation by Google Translate, not legally binding)