Technical data:

1) Appearance:powder in blue and white

2) Shade:blue and white

3) Purity:more than 99%

4) Melting point:198-200

5) Fineness: more than 100 mesh

Performance and characteristics:

1) Blue and white powder, tasteless, soluble in alkane, fat, mineral oil,

paraffin and most of the organic solvents, spectrum the widest 375nm

(in ethanol), and maximum wave length emitted 435nm (in ethanol)

2) Fine whitening effect and stability in heat; small amount required,

wide application



Scope of application:

OB widely used in whitening of PVC, PE, PP, PS, ABS and other thermo-plastic products

as well as polyester fibers, oil paint, ink, coating materials.