Acid Yellow 44

Acid Yellow 44 화학적 특성, 용도, 생산

• 제조 방법

  5-Amino-2-(4-amino-5-methyl-2-sulfophenyl)-4-methylbenzenesulfonic acid double nitriding, and 3-Oxo-N-phenylbutanamide (2 Moore) coupled.

• Properties and Applications

  green light yellow. Yellow powder. Soluble in water (a bright green light yellow), slightly soluble in ethanol, acetone and soluble fiber element. Strong sulfuric acid in the dark yellow, diluted green light yellow turn; Meet nitric acid for red orange, green light to yellow. Its water solution and strong hydrochloric acid is the red, alkali solution in yellow. Mainly used for silk, polyamide fiber and wool dyeing and printing directly, also can used for leather dyeing.
  

  Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
  		Fading	Stain		Fading	Stain	Fading	Stain
  ISO	4	5	4-5	5	5	5	4-5	4-5
  AATCC	5	3-4	3-4	4	4	4	4-5	4-5

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