: The Dyes Blog!

Dedicated to the glorious history of colourful world of dyes and dyestuffs!

The Sunrise Era of Dyestuffs-(Part-IV)! Dyes discovered since 1880-1885.(In chronological order of Dyes discovery).
Pioneers of Dyes in 19th Century : Ciba, Geigy, Sandoz in Switzerland. BASF, Heocst, Bayer in Germany!
The Sunrise Era of Dyestuffs-(Part-III)! Dyes discovered since 1880s.(In chronological order of Dyes discovery).
1880s: Germany take the lead as number one in Dyes Discovery! Swiss catching up...
The Sunrise Era of Dyestuffs-(Part-II)! Dyes discovered since 1870s.(In chronological order of Dyes discovery).
1856-1880, new dyes were discovered every month somewhere in Britain, Germany, France. The companies were in race to announce their new discoveries of dyes. In this phase the German manufacturers started catching up with their new discoveries.
The Sunrise Era of Dyestuffs-(Part-I)! Dyes discovered since 1860s.(In chronological order of Dyes discovery).
After Sir William Perkin discovered the 1st Synthetic Dye in the year 1856, led to Domino type discoveries of new dyes one after the another. New dyes were discovered every month somewhere in Britain, Germany, France.
Malachite Green: Density? Bulk Density? or Specific Gravity?
What is the right term for Malachite Green? Specific Gravity, density, or bulk density?
What is Malachite? What is Malachite Green?
Lot of confusion arises when we hear this name: Malachite Green. What is it? A Copper ore? Or is it a gemstone? Or is it a Dyestuff?
Charles Dickens poetic take on Synthetic Dyes!!!
Purple was in such vogue in the 1860s, thanks to
Why the name Aniline?
Aniline was first synthesised in 1826 by Otto Unverdorben by extracting it from natural indigo plant. This was followed up by Carl Julius Fritzsche in 1840, who treated indigo plant with caustic potash and named it "Aniline", after the indigo plant named "Anil".