DIRECT YELLOW 29

Подготовка

use sodium hypochlorite processing C.I. Direct Yellow 59 (C.I. 49000) solution.

Свойства и приложения

red light yellow. Palm red powder. Soluble in water for golden brown, solubility of 30 g/L (60 ℃), 48 g/L (98 ℃), soluble in ethanol is shallow lemon yellow. The strong sulfuric acid for orange red brown, diluted into gold. The dye solution with strong hydrochloric acid into orange red brown; Add thick sodium hydroxide solution into a golden brown. In dyeing copper and iron ion colored light slight change. Good resistance to chlorine stability,On Rongalite and sodium sulfide reduction-resistant. Used for cotton and viscose fiber dyeing and can be directly printing and white, can and dispersal dyes with bath of high temperature on polyester/cotton blended fabric dyeing, used for leather and paper shading.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
AATCC	5	4	4-5	4-5		3-4