C.I. Direct Yellow 42

C.I. Direct Yellow 42 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

5-Amino-2-chlorobenzenesulfonic acid diazo, and 2-Amino-4-methylanisole coupled to compounds (A); 4-Nitrobenzenamine diazo, coupled with 2-Hydroxybenzoic acid, and then will the nitro reduction for amino, compound (B). Then will molecules of the A and B mixture phosgenation (refer to C.I.Direct Yellow 26, C.I. 25300).

Properties and Applications

red light yellow. Soluble in water and ethanol is yellow. The strong sulfuric acid to purplish red color, diluted becomes shallow, with brown precipitation. The dye solution to join strong hydrochloric acid have dark purple precipitation; Add thick sodium hydroxide solution for yellow. Used for cellulose fiber dyeing, leather and paper color. 60 ~ 80 ℃ : the biggest dyeing affinity, good levelness.

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

C.I. Direct Yellow 42 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

C.I. Direct Yellow 42 Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

8005-54-7()Verwandte Suche:

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• C.I. Direct Yellow 42
• Direct Yellow 42
• C.I.Direct Yellow 42:C.I.29010
• 8005-54-7