Any dye produced synthetically from coal tar products.
any of many dyes made from aniline
A deep penetrating dye used to colour wood, made soluble in alcohol, water, oil or lacquer thinner.
A dye, bluish in color, poisonous, made from aniline.
A synthetic tinting medium made from coal-tar products, which can be dissolved in water or alcohol and used to change the color of wood.
Term applies to dyes derived from coal tar, which are used to color fabrics and leather.
Dyes which are derivatives of aniline - produced from coal tar. These were invented in Europe in the 1850's and by the 1870's were widely used as inexpensive alternatives to vegetal dyes.
A class of synthetic, organic dyes originally obtained from aniline-coal tars-which were, in fact, the first synthetic dyes. Today the term is used with reference to any synthetic organic dyes and pigments, regardless of source, in contrast to animal or vegetable colouring materials, natural earth pigments, and synthetic inorganic pigments. Aniline dyes are classified according to their degree of brightness or their light fastness. Basic dyes are known for their extreme brightness, as well as for their lack of colour fastness. See also dye.
A synthetic dye from coal tar. In the early 1900's it was banned in Persia. This synthetic dye often turns white or gray, rather than simply fading, the reason why it was banned in Persia and its use discontinued elsewhere at nearly the same time.
Coloring agent derived from coal tar that is used to color fabric, paper, leather and other materials.
Nitrobenzine, a derivative of coal tar, is used to make this blue dye for fabrics.