Dynasty Chemicals (NingBo) Co., Ltd.
Model No.: C.I.Vat Green 9
Dynathrene Dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.
|Dynathrene||C.I. Vat||CAS NO.||Characteristics|
|Black BB||Green 9||6369-65-9||Dull Green|
Product Name: Vat Green 9
Synonyms:C.I. Vat Green 9; Vat Green 9; 3,12-dinitroanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione; Vat Black BB;Vat Black BBN
Molecular Formula:a C34H14N2O6
Molecular Weight: 501.49
Molecular Structure :
Properties and Applications: deep green. Black powder. Etanol and insoluble in water, soluble in 2 – Chlorophenol, 1, 2, 3, 4 – Tetrahydronaphthalene and Xylene, slightly soluble in Acetone, Chloroform, Pyridine and Toluene. In concentrated sulfuric acid to dark purple, dilution after dark purple precipitation; In concentrated nitric acid for SAP green. Alkaline reduction leuco for purple; Acid reduction leuco for wine. Mainly used for cotton fabric dyeing, suitable for suspension pad dyeing. The leuco used for dyeing yarn. Don`t the bleaching solution treatment dye light color, the chlorine bleaching can be dyed grey or black. Can also be used for viscose, silk and wool dyeing.
|Standard||Ironing Fastness||Chlorine bleach||Light Fastness||Mercerized||Oxygen bleach||Soaping|