VAT black BBN is mainly used for cotton fiber dyeing, dyeing after
oxidant (such as sodium hypochlorite or sodium nitrite and
concentrated sulfuric acid) treatment, the color from dark green to
black, stable color, levelling and affinity are very
good. It
is also used for dyeing viscose fibers, silk, wool, Vinylon and
cotton blends. VAT
black BBN is also effective in dyeing silk, with good newness and
evenness. Dye
viscofiber light color, high temperature Chemicalbook color light
slightly dark. Vinylon
can also be dyed, but the color is reddish and
purple. Dyed
cotton - viscose blended fabric, color light is also more
red. After
finishing with urea formaldehyde and other resins, the color and
light of the dye did not change. VAT
black BBRN is also used to dye cotton fabrics, suitable for
suspension pad dyeing. Its
chromophore is used to dye yarn. Light
color without bleach, can be dyed grey or black by chlorine
bleaching. It
can also be dyed with viscose, Vinylon, cotton-fibre blends, silk
and wool.
