Acid Orange 67

Подготовка

4-(4-Aminophenylamino)-3-nitrobenzenesulfonic acid diazo, and a coupling m-Cresol, then use 4-Methylbenzene-1-sulfonyl chloride esterification.

Свойства и приложения

orange. Orange powder. Soluble in water, the water solution is orange. This product used for wool, silk, polyamide fiber dyeing and printing and direct blended fabric dyeing, used for loose hair, tops, silk, washing fastness is a bit poor. This product has a high affinity for neutral, medium light fastness and wet fastness, high fixation rate, good dyeability of flower lid, suitable for polyamide dyed in dark, also suitable for leather coloring.

Standard	Light Fastness	Soaping		Persperation Fastness	Oxygen bleaching		Fastness to seawater
		Fading	Stain		Fading	Stain	Fading	Stain
ISO	5-6	4	5	5	5		4
AATCC	4-5	5	5	5			5