Direct Blue 111 Chemische Eigenschaften,Einsatz,Produktion Methoden
synthetische
8-Amino-5-nitronaphthalene-2-sulfonic acid and 5-Amino-8-nitronaphthalene-2-sulfonic acid?diazo, and 2-Amino-4-methylanisole coupling, product to diazo, and 4-Hydroxynaphthalene-1-sulfonic acid coupling, and then will the nitro reductive into amino.
Properties and Applications
dark green light blue. Soluble in water for purple to blue, not soluble in alcohol. The strong sulfuric acid for blue-ray in black, for violet blue after diluted. The dye solution to join strong hydrochloric acid for purplish red solution, for violet blue after diluted; Add thick sodium hydroxide solution not dissolve, diluted dark for solution.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
ISO
5
4
5
3-4
3-4
Direct Blue 111 Upstream-Materialien And Downstream Produkte
