Direct Brown 70

CAS-Nr.

Englisch Name:: Direct Brown 70

Synonyma:: Direct Brown 70;C.I.Direct Brown 70:C.I.35530

CBNumber:: CB19702968

Summenformel:

Molgewicht:: 0

MOL-Datei:: Mol file

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Eigenschaften Sicherheit Verwendungswort

Direct Brown 70 Eigenschaften

Sicherheit

Direct Brown 70 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

4-(4-Aminophenyl)benzenamine double nitriding, first coupled with 2-Hydroxybenzoic acid, and then in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acidcoupling, product to diazo, in alkaline conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling, its product to diazo, and Benzene-1,3-diamine coupling.

Properties and Applications

dark red light brown. Soluble in water for brown. The strong sulfuric acid for purple brown, dilute brown yellow light after precipitation. The dye solution to join strong hydrochloric acid have brown light black precipitation; Add thick sodium hydroxide solution for palm light purple.

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

Direct Brown 70 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Salicylsäure Benzidin 7-Amino-4-hydroxynaphthalin-2-sulfonsure Natriumhydrogen-4-amino-5-hydroxynaphthalin-2,7-disulfonat m-Phenylendiamin

Downstream Produkte

Direct Brown 70 Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

Direct Brown 70
C.I.Direct Brown 70:C.I.35530