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:   Through 100 meshes
                    Volatiles Content    0.5% max
                     Ash content:         0.1%max
 
Packing            25 kg / PE drum
 
Applications     Fluorescent Brightener KCB is mainly used in brightening synthetic fiber and plastics, may be used in brightening plastic films materials of molding press into shape materials of injection mold, may be also used in brightening polyester fiber, dye and natural paint
.