Fluorescent brightener CBS-127(FP)


Chemical name:
  • 1,1'-Biphenyl-4,4'-bis[2-methoxyphenyl]ethenyl]
Structural formula:

Molecular formula:
  • C30H26O2
  •  FP is an optical brightener of high purity, particularly suitable for the optical brightening of polymers, lacquers, printing inks and man-made fibers
  • FP imparts pure to bluish brighteness to all polymers
Physical properties:
  • Appearance: White to yellowish crystalline powder.
  • Melting Range: 216-222C
  • Spec.Gravity: 1.23g/cm3
  • white pigmented: 0.001%(1g FP per 100kg polystyrene)
  • Transparent: 0.0001-0.001%(0.1-1g FP per 100kg polystyrene)
  • These depend on the degree of brightening which is expected. The following are to be regarded as general guidelines:FP is incorporated into polymers in the same way as pigments.
    • PVC white pigmented: 0.01-0.05%(10-50g FP per 100kg compound)
    • Transparent: 0.0001-0.001%(0.1-1g FP per 100kg compound)
  • packed in 25kg paper board bucket. It also can be packed in big or small bucket according to the requirement of the customers.


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