C.I.73860;Vat Red 45;C.I.Vat Red 45;Einecs 228-378-4;C.I. Acid Violet 9;Acid Violet 9 (C.I.);Vat red 45 (C.I. 73860);C.I.Vat Red 45:C.I.73860;2-(1-Oxoacenaphthene-2-ylidene)benzo[b]thiophene-3(2H)-one;2-(2-oxo-2H-acenaphth-1-ylidene)benzo[b]thiophene-3(2H)-one
Benzo[b]thiophen-3(2H)-one or?3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid and 1,2-Acenaphthylenedione?or partial reduction of the condensation product.
Properties and Applications
brilliant pink to brilliant yellow red. Big red powder. Slightly soluble in Xylene for yellow red. In concentrated sulfuric acid for brilliant green, dilution after red flocks. Alkaline reduction leuco for red light purple; Acid reduction leuco for orange. Used for cotton, polyester/cotton blended, wool and silk dyeing.
Standard
Ironing Fastness
Chlorine bleach
Light Fastness
Mercerized
Oxygen bleach
Soaping
Fading
Stain
ISO
4
4
5
4-5
3
1
4-5
2-(2-Oxo-2H-acenaphth-1-yliden)benzo[b]thiophen-3(2H)-on Upstream-Materialien And Downstream Produkte