Best whitening Optical Brightener FP-127 for PVC CAS NO 40470-68-6
FLUORESCENT BRIGHTENER FP
[Chemical name]
FLUORESCENT BRIGHTENER FP
[Structure]
[Molecular weight]418.5
[Physical properties]
| Melting Range | 216-222℃ |
| Specific Gravity(20℃) | 1.23g/cm3 |
| λmax in ultra-violet range | 350-355nm |
| Solubility (20℃) | %W/W |
| Water | <0.01 |
| <0.1 | |
| Dimethylacetamide | 1.4 |
| Chloroform | 0.4 |
| Ethylacetate | <0.1 |
| n-Hexne | <0.01 |
| Methanol | <0.1 |
| Methylene chloride | 0.1 |
[Volatility(heating rate 20℃/min)
| Temperature(℃) | Weight loss(%) |
| 310 | 1.0 |
| 325 | 2.0 |
| 350 | 2.0 |
[C.I.NO.] FLUORESCENT BRIGHTENER 378
[CAS NO.] 40470-68-6
[Applications]
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.
[Feature]
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.
[Appearance]
Flow free bright yellowish powder.
[Storage]
Keep in cool dry place,keep away from sunlight ,Provided the usual precautions for handing chemicals are observed. Avoided dust formation and ignition sources.
[Package]
Paper drum lined with plastics bags,net weight 25KG.
[Handling&safety]
FPcan be handled in accordance with the usual rules for industrial chemicals.Avoid dust formation and ignition sources.
Dosage:
According the whitening demand to choose the dosage, following suggestion dosage:
(1) PVC: Whitening:0.01-0.05% (10-50g/100kg)
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)
(3) ABS: 0.01-0.05% (10-50g/100kg)
