Bare leathers, known as aniline leathers because they are colored by being soaked in aniline dye, include pull-up, waxed, oil-tanned, suede and nubuck leathers. They are especially supple and ...

Kcechlin, these fibers may be dyed in a solution made of—water, 20to 30 parts ; chlorate of potassa, 1 part; sal ammoniac, 1 part; chloride of copper, 1 part; Aniline, 1 part, and hydrochloric ...

This dye, called murexide, created a great sensation, but its use was of short duration, as a more vivid and more easily applied tint was about this time obtained from aniline, and the murexide ...

The history of colors is intertwined with the evolution of humanity, reflecting scientific advances, cultural conquests, and ...

At the time he was a student, the German dye industry was thriving, and new aniline dyes were available for tissue staining. He found that different cells held different dyes. He used this ...

and it was estimated that the dye industry contributed £3.8 billion to GDP in 2007, while supporting 69,000 jobs. Perkin would have performed a combustion analysis, so he knew that aniline contained ...