Fluorescent Whitening Agent OB(FBA184)
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Properties:
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Appearance:light yellow or milk white powder
Structure:a compound of benzoxazole type
Melting point:200-202°C
Solubility:hardly soluble in water,but soluble in paraffins,mineral oils and ordinary organic solvents. |
Applications:
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OB can be used for whitening thermoplastic plastics,PVC,PS,PE,PP,ABS,Acetate fier,paint,coating.printing ink,etc..It can be added at any stge in prodess for process for shitening the polymers and can give the finished products a bright bluish white glaze. |
Directions for use and dosage:
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The dosage should be 0.01-0.05% on weight of plastic.Put whitening Agent OB into plastic pellets,mix the mixture thoroughly and then carry out shaping.Fluorescent whitening Agent OB is similar to Uvitex OB made in foreign country. |
Specifications: |
| Item |
Indices |
| Appearance |
light yellow or milk white powder |
| Purity |
≥99% |
| Melting point |
200-202°C |
| Volatile conten |
≤0.50% |
| Ash content |
≤0.10% |
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Packaging and storing: |
Packaged in carboard boxes,25kg or 50kg each.Stored in dry and ventilated place. |
