Direct Blue 72 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

aniline diazo, and 5-Aminonaphthalene-2-sulfonic acid first coupling, again diazo, and 5-Aminonaphthalene-2-sulfonic acid second coupling, its product to diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid third coupling.

Properties and Applications

dark blue to navy blue. Moderate soluble in water for violet black, also moderate soluble in alcohol. The strong sulfuric acid in dark green light for blue, diluted red for sauce. The dye solution to join strong hydrochloric acid have dark blue precipitation; Add thick sodium hydroxide solution generation dark purple precipitation. Mainly used for cellulose fiber dyeing, also used for paper color

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4-5	5	5-6	2-3		3

Direct Blue 72 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

Direct Blue 72 Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate
Dynasty Colourants Co., Ltd.	--	info@dynasty-color.com	China	3306	51

()Verwandte Suche:

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• Direct Blue 72
• C.I.Direct Blue 72:C.I.34145