Solvent type
The solvents used are alcohols, ethers, esters, ketones, hydrocarbons and chlorinated hydrocarbons, benzene hydrocarbons, oils, greases, waxes, etc.
classification
Divided into three series according to the type of solvent, namely:
(1) It is insoluble in water but soluble in alcohols. Bright color, generally used for the coloring of alcohols, belonging to type A
(2) Special dyes for coloring oils and fats, U-shaped
(3) Dyestuffs suitable for coloring of paraffin, belong to W type [1].
use
Solvent dyes are mainly used for coloring wood and plastics, but also for coloring transparent paints, inks, fats, oils, waxes, soaps, petroleum products and aerosols: aluminum foil, leather, etc. It can also be used for the coloring of the original pulp of synthetic fibers
