Runge in 1834 claims to have detected it in coal tar and called it kyanol, which after oxidation became an insoluble black pigment and known as aniline black.
The discovery of induline, one of the modifications of aniline black, was made known in 1864.
Aniline black is absolutely permanent, but as it is not yet known how to render it soluble in water, it has not been much used in ink.
Aniline Black differs from other dyes in that it is not sold as a ready-made dyestuff, but is produced in situ upon the fibre by the oxidation of aniline.
The chemistry of aniline black is still incomplete, but it would appear that there are several oxidation products of aniline.
Aniline black is seldom used as a direct colouring-matter; it is generally produced in the fibre by printing on the mixture of aniline salt and oxidizing compounds thickened with starch, &c.
Aniline black introduced; leading to a new use for potassium chlorate and copper salts, and to the manufacture of aniline salt.
Aniline black is the fastest black which is known, it resists when well dyed exposure to air and light, is quite fast to washing and soaping.
If properly carried out this process will give a black almost equal to aniline black; but having, as already mentioned, the advantage of not impairing the strength of the fibre, and not turning green during storage.
Such a machine is used in dyeing logwood black, aniline black, and many of the direct colours, etc.
Aniline Black is the name given to an insoluble black dyestuff produced by the oxidation of aniline in an acid medium.
It was the French who first worked out successfully the application of Aniline Black to furs, and the method has attained much importance and extensive use in the fur dyeing industry.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "aniline black" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
