Acid Yellow 117

Preparation

4-((4-Ammophenyl)(phenyl)methyl)benzenamine double nitriding, and 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid (2 Moore) coupled.

Properties and Applications

yellow. Yellow-brown powder, soluble in water. ?Dyes in concentrated sulfuric acid in orange, dark yellow in concentrated nitric acid. The water solution is yellow, add hydrochloric acid or sodium hydroxide are to tender yellow. In dyeing copper colour and lustre is a green dark; Meet iron, chromium have a little change. Levelness, discharge sex are good. The dye the hair color fastness of silk than poor. Mainly used for wool, silk and polyamide fiber fabric dyeing, and direct dye hair dyed with bath/stick blended fabric, and can be in wool, silk, polyamide fiber and viscose fabric printing, also can be used for leather color.

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