Diacenaphtho[1,2-j:1',2'-l]fluoranthene, sulfurized

Diacenaphtho[1,2-j:1′,2′-1]fluorantheneand sulfur mixture for roasting (in 20 hours of roasting temperature up to 350 ℃, and keep the temperature for more than 8 hour), the product with Sodium hydroxide in 100 ~ 110 ℃ processing, then filtering, and taking sulfuric acid precipitation. Note: the Diacenaphtho[1,2-j:1′,2′-1]fluorantheneand nitrocellulose derivatives (namely C.I. Sulphur Brown 60, C.I. 53325 and C.I. Sulphur Brown 51, C.I. 53327) the dye it has excellent resistance to sun fastness.

brown. Brown powder. Soluble in Sodium sulfide solution. In the basic insurance powder solution for red brown; In Sodium hypochlorite solution is partly by the bleaching. Used for cotton, hemp, viscose fabric dyeing.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Fulling	Persperation Fastness	Soaping
						Moderate	Severe
ISO	4-5	4-5	5-6	4	4-5	4	3