1). Appearance: Light yellow or white crystalline powder2). Chemical structure: A compound of diphenylethene-xenene type3). Melting point: 216-222℃4). Solubility: Insoluble in water, but soluble in organic solvents.
Applications:
It has very good whitening effect to various kinds of plastics and their products, especially on pvc and ps. It has excellent whitening and brightening effect on artificial leathers. No yellowishing and discolouring will occur on the products whitened even if they are stored for a long time. It is also used on whitening of paint, printing inks.
Directions For Use And Dosage:
The dosage should be 0.01-0.05% on weight of plastic. Mix fluorescent brightener fp with plastic granulars thoroughly before shaping of plastics.
Specifications:
Appearance: Light Yellow Or White PowderPurity: 98% Min.Melting Point: 216-222℃Ash: 0.1% Max.Volatile Content: 0.5% Max.Particle Size: 200 Meshes.
Packaging And Storing:
Packing in 25kg/50kg carton drums. Stored in dry and ventilated place