12225-85-3

2-Aminonaphthalene-1,5-disulfonic acid diazo, and 4-Hydroxy-7-(methylamino)naphthalene-2-sulfonic acid coupling, product and 2,4,6-Trichloro-1,3,5-triazine condensation , and then use ammoniation ammonia.

red light orange. Orange powder. Soluble in water, 20 ℃ in the solubility of 150 g/L, 50 ℃ solubility of 160 g/L and dyed fabric as the red orange, dye bath in light of iron ion basically unchanged (level 5); Meet copper ions, colored light red dark (level 2). The white of the dyes better properties. Used for cotton viscose fabric or the dyeing and printing, also can used for the wool dyeing and printing, also used for nylon and silk dyeing and printing.

Standard	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	4(red)	4-5	4-5	4-5( yellow )	4	4-5(red)(5*100℃)	5