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           

CAS Number 63310-10-1

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.