Dynathrene dyes offer excellent fastness to washing, light and bleaching for cellulosic fiber.







Dynathrene


C.I. Vat


CAS NO.


Characteristics







Green FFB


Green 1


128-58-5


Brilliant Green








Product Name: Vat Green 1
Product Description:
Synonyms:ms
Vat Brilliant Green Ffb; C.I. 59825; C.I. Vat
Green 1; CI Vat Green 1;
16,17-dimethoxyanthra[9,1,2-cde]benzo[rst]pentaphene-5,10-dione; C.I.Vat
Green 1;Vat Brilliant Green 3B,Vat Brilliant Green FFB,Cibanon Green BF
Molecular Formula:C36H22O4


Molecular Weight: 516.54
CAS NO.128-58-5


EINECS 204-896-6


Molecular Structure :



Properties and Applications: brilliant green. Variegated dark green powder. Insoluble in water, Etanol, Chloroform and Toluene, soluble in hot 1, 2, 3, 4 Tetrahydronaphthalene, slightly soluble in Acetone, 2 Chlorophenol, Nitrobenzene and heat Pyridine . Alkaline reduction leuco for blue; Acid reduction leuco for brilliant red. In concentrated sulfuric acid to red light purple, green precipitation after dilution. Main use + cotton fiber dyeing and printing, also can be used for polyester/cotton blended fabric dyeing, the leuco is mainly used for cotton knits dyeing, but also can be used for plastic, soap and paper coloring.












Standard


Ironing Fastness


Chlorine bleach


Light Fastness


Mercerized


Oxygen bleach


Soaping




Fading


Stain




ISO


1


4


7


4-5


4-5


4-5


4-5




AATCC


4-5


4-5


6-7


4


4-5











--LYY

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