Direct blue 116 (C.I. 27980)

Direct blue 116 (C.I. 27980) 화학적 특성, 용도, 생산

• 제조 방법

  2-Amino-3,5-dimethylbenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupling, product to diazo, and 6-(3-Carboxy-4-hydroxyanilino)-1-naphthol-3-sulfonic acid?coupling.

• Properties and Applications

  red light blue. For the red light purple is soluble in water, soluble in alcohol. The strong sulfuric acid for blue-ray green, diluted to blue. The dye solution to join strong hydrochloric acid have precipitation of dark; Add thick sodium hydroxide solution has the purple precipitation.
  

  Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
  				Fading	Stain	Fading	Stain
  ISO	3	4-5	4	1-2		2

Direct blue 116 (C.I. 27980) 준비 용품 및 원자재