Direct Blue 111

Direct Blue 111 화학적 특성, 용도, 생산

• 제조 방법

  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 준비 용품 및 원자재