Optical Brightener KCB

Specification Appearance: Yellowish green powder Melting point: 210-212°C Solid content: ≥99.5% Fineness: Through 100 meshes Volatiles Content: 0.5% max Ash content: 0.1%max Application Optical Brightener KCB is mainly used in brightening synthetic fiber and plastics, PVC, foam PVC, TPR, EVA, PU foam, rubber, coating, paint, foam EVA and PE ,can be used in brightening plastic films materials of molding press into shape materials of injection mold, can be also used in brightening polyester fiber, dye and natural paint. Usage Dosage of transparent products is 0.001-0.005%, Dosage of white products is 0.01-0.05%. Before various plastic products are formed and processed, they can be fully mixed with plastic particles. Package and Storage 1. 25kg drums 2. Stored in a cool and ventilated place.