Direct Black 27

CAS-Nr.

Englisch Name:: Direct Black 27

Synonyma:: Direct Black 27;C.I.Direct Black 27:C.I.31810

CBNumber:: CB39702902

Summenformel:

Molgewicht:: 0

MOL-Datei:: Mol file

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Eigenschaften Sicherheit Verwendungswort

Direct Black 27 Eigenschaften

Sicherheit

Direct Black 27 Chemische Eigenschaften,Einsatz,Produktion Methoden

synthetische

4-(4-Aminophenyl)benzenamine double nitriding, first and 4,5-Dihydroxynaphthalene-2,7-disulfonic acid coupling, and then in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid?coupling, product to diazo, and Benzene-1,3-diamine coupling.

Properties and Applications

blue and black. Moderate soluble in water for hidden cyan, not soluble in alcohol. The strong sulfuric acid for Tracy in blue, diluted for dark purple. The dye solution to join strong hydrochloric acid have precipitation of dark; Add thick sodium hydroxide solution for purple.

Standard	Acid Resistance	Alkali Resistance	Light Fastness	Soaping		Water
				Fading	Stain	Fading	Stain
ISO	4	3	4	1-2		2-3

Direct Black 27 Upstream-Materialien And Downstream Produkte

Upstream-Materialien

6-Amino-4-hydroxynaphthalin-2-sulfonsure Benzidin 4,5-Dihydroxynaphthalin-2,7-disulfonsure m-Phenylendiamin

Downstream Produkte

Direct Black 27 Anbieter Lieferant Produzent Hersteller Vertrieb Händler.

Global( 0)Lieferanten

Firmenname	Telefon	E-Mail	Land	Produktkatalog	Edge Rate

()Verwandte Suche:

2-Naphthalinsulfonsure, 6-[[2-Amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-3-[[4-[[4-[[7-[[2-amino-4-[(2-hydroxyethyl)amino]phenyl]azo]-1-hydroxy-3-sulfo-2-naphthalinyl]azo]phenyl]amino]-3-sulfophenyl]azo]-4-hydroxy-, Trinatriumsalz

Direct Black 27
C.I.Direct Black 27:C.I.31810