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Fluorescence Whitener
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Fluorescence Whitener DT

[Subordinate Classification:Fluorescence Whitener] [Release Time:2012-11-23] [Reading Times:] [Return]
Fluorescence Whitener DT (Byname: Uvitex ER、ERN、Whitex ERN)
C.I. NO.135
CAS#: 12224-12-3
Molecular formula:
C18H14N2O2

Quality Index:
Item
Index
Appearance
Straw yellow dispersion.
Fluorescence intensity, (standard products), cent
100
Color light
Close to that of standard product.
Fineness of granule (>4um granule number) ≤
3

Performance and characteristics:
  This product is nonionic without ionizing group. Acid and alkali resistance PH=2-10; hard water resistance 500ppm; stable to acetic acid; not sensitive to light.
Application:
  It is mainly used in whitening of terylene, terylene/cotton blending, chinlon, acetate fiber, and cotton/wool blending. It also can be used in desizing, and oxide bleaching with favorable washing and sunshine resistance, especially good fastness to sublimation.
Application process:
  (take high temperature dip-dye as example)
Matching of dying liquid (k/L)
Fluorescence whitener DT: 10-20
Leveling agent 0: 0—1
Disperse dye: 0.06-0.1
Dying temperature 60℃; dip-dye temperature 130℃; dip-dye 30-60min.
Package, storage, and transport:   
25kg plastic bag. Keep from sunshine, heat; half a year valid period.