1.Properties: Appearnace:bright yellow crystalline powder Melting point:357-359 Solubility:Insoluble in water,but soluble in high boiling point organic solvents such as phenyl-chloride. Structure:a compound of diphenylethylene bisbenzoxazole type
2.Applications: FWA OB-1 is especially suitable for shaping various kinds of plastics and their products under high temperature.It has an extra ideal whitening effect on polyester-cotton blend fabric.It can be used for whitening polyester melt.This whitening agent is similar to Whitex SNK,Uvitex ERT and Eastobrite OB-1 made in foreign country.
3.Directions for use and dosage: The dosage should be 0.01-0.05% on weight of plastic or polyester granules.Mix the materials thoroughly before shaping of the plastic products or drawin-spinning of polyester fibers.
4.Specifications: Item Indices Appearance bright yellow crystalline powder Melting point 357-359 Purity 99% Volatile content 0.50% Ash content 0.10% 5.Packaging and storing: Packaged in cardboard boxes,25kg or 50kg each,Stored in dry and ventilated place.
2.Applications: FWA OB-1 is especially suitable for shaping various kinds of plastics and their products under high temperature.It has an extra ideal whitening effect on polyester-cotton blend fabric.It can be used for whitening polyester melt.This whitening agent is similar to Whitex SNK,Uvitex ERT and Eastobrite OB-1 made in foreign country.
3.Directions for use and dosage: The dosage should be 0.01-0.05% on weight of plastic or polyester granules.Mix the materials thoroughly before shaping of the plastic products or drawin-spinning of polyester fibers.
4.Specifications: Item Indices Appearance bright yellow crystalline powder Melting point 357-359 Purity 99% Volatile content 0.50% Ash content 0.10% 5.Packaging and storing: Packaged in cardboard boxes,25kg or 50kg each,Stored in dry and ventilated place.