Optical Brightener Eastobrite OB-1
Fluorescent Brightener 393 (FB 393 ) , C.I.393, Fluorescent Brightener OB-1, Eastobrite OB-1
|Appearance||yellowish or greenish|
|Solubility||(g/100 g solution) at 20° C:|
>Features: Brilliant, neutral white cast that compensates for yellowing; Low volatility and excellent heat resistant make the product ideal for use in fibers and in engineering plastics processed at high temperatures; Good light fastness;
>OB-1 is excellent oxazole type brightener, Mainly used in whitening of polyester and ABS, PS, HIPS, PA, PC, PP, EVA, rigid PVC etc., also used as nylon fluorescent brightener.
>Recommended concentrations：0.005-0.2% depend on the application and degree of desired whiteness.
Handing and Safety:
>FDA cleared for use in all polymers
>For additional handing and toxicological information, please consult us for Maternal Safety Date Sheet.
25kg per fiber drum with PE liner, 6*2 layer 12 drum per pallet, 5 CBM per ton,or according to customers’ requirements.