Dynathrene dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.
Dynathrene
C.I. Vat
CAS No.
Characteristics
Violet 2R
Violet 1
1324-55-6
Brilliant Bluish Violet
Properties and Applications:
brilliant blue purple. Puce powder. Soluble in Benzene, slightly soluble in chloroform, 2 – Chlorophenol, Nitrobenzene, Pyridine , 1, 2, 3, 4 – Tetrahydronaphthalene, Toluene and Xylene, insoluble in Etanol and Acetone. In concentrated sulfuric acid for green, dilution after purple, have precipitation. Alkaline reduction leuco for blue; Acid reduction leuco for red light purple. Mainly used for cotton, linen, synthetic fiber and silk dyeing and printing, also can be used for viscose/cotton, vinylon/cotton blended fabric dyeing and polyester/cotton bl…