Saturday, April 10, 2010

Properties of vat dyes


(1)     Water insoluble dyes.
(2)     Needs vatting for application.
(3)     Needs oxidation for final color development.
(4)     Excellent color fastness properties (wet, light fastness)
(5)     Applicable for cellulosic fibers.
(6)     Wide range of color can be produced, specially for blue and green color.
(7)     Expensive dyes compared to other dies.
(8)     Applied, in al alkaline condition
(9)     Applied for high quality items.

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