Optical Brightener Agent
PRODUCT NAME:Optical brightener KCB
Chemical Name 4.4-bis(benzoxazolyl-2-yl)naphth-alene
Molecular Formula C24H14O2N2
Molecular Weight 362
Structure
Specification Appearance: Bright-colored blue with white light
Melting point:210-212°C
Solid content: ≥99.5%
Fineness: Through100 meshes
Volatiles Content 0.5% max
Ash content: 0.1%max
Packing 25kg / PE drum
Applications Fluorescent Brightener KCB is mainly used in brightening synthetic fiber andplastics, PVC, foam PVC, TPR, EVA, PU foam, rubber, coating, paint, foam EVAand PE ,can be used in brightening plastic films materials of molding pressinto shape materials of injection mold, can be also used in brighteningpolyester fiber, dye and natural paint.