OPTICAL BRIGHTENER FP-127(C.I.378) CAS NO:40470-68-6
FLUORESCENT BRIGHTENER FP-127
Melting Range 216-222 degree
Specific Gravity(20 degree) 1.23G/cm3
Λ Max in ultra-violet range 350-355nm
Solubility (20 degree) %W/W
Water < 0.01
Acetone < 0.1
Ethylacetate < 0.1
N-Hexne < 0.01
Methanol < 0.1
Methylene chloride 0.1
[Volatility(heating rate 20degree cel/min)
Temperature(degree) Weight loss(%)
[C. I. NO. ] FLUORESCENT BRIGHTENER 378
[CAS No. ] 40470-68-6
FP is highly effective in polymersubstrates such as acrylics,
thermoplastic polyurethanes, polyvinylchloride, styrene ehomo and
copolymers, polyolefins, and other organicsubstrates. Main
applications include synthetic fibers, plastics and plastic
rubbers. Additional applications include clear varnish, pigmented
varnish, paints, printing inks and synthetic leather.
FP features good resistance to heat, exceptional whitening
properties, good light fastness and low volatility. It has a
brilliant bluish greenish cast, features good compatilility in
various substrates. The product is especially suitable for
applications such as films and fibers.
Flow free bright yellowish powder.
Keep in cool dry place, keep away from sunlight, Provided the usual
precautions for handing chemicals are observed. Avoided dust
formation and ignition sources.
Paper drum lined with plastics bags, net weight 25KG.
FPcan be handled in accordance with the usual rules for industrial
chemicals. Avoid dust formation and ignition sources.
According the whitening demand to choose the dosage, following
(1) PVC: Whitening: 0.01-0.05% (10-50g/10)
Transparence: 0.0001-0.001% (0.1-1g/100kg)
(2) Polybenzene: Whitening: 0.001% (1g/100kg)
Transparence: 0.0001-0.001% (0.1-1g/100kg