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Optical Brightener KCB

Optical brightener KCB is mainly used for the brightening of synthetic fibers and plastics, and has an obvious effect of increasing the beauty of colored plastic products. It is widely used in EVA (ethylene/vinyl acetate copolymer) and is the first type of Optical brightener in sports shoes.


 Product Cate:Optical Brightening Agent For Plastic

Product Name:Optical Brightener KCB

Chemical Name:1,4-Bis(2-benzoxazoly)naphthalene

CAS No. :5089-22-5

C.I. No. :367

Molecular Formula:C24H14N2O2

Molecular Weight :362

Properties:Comprehensive application field, good compatibility with all kinds of plastic, excellent stability under all kinds of climate.

Appearance:yellow crystalline powder 

Melting Point:210-212°C 


Maximum UV Absorption Spectrum:370nm

Uses :

mainly be used in whitening of synthetic fiber and plastic products, especially good at whitening of EVA.

Optical brightener KCB, also known as fluorescent brightener 367, is mainly used for the whitening of EVA foamed shoe materials, synthetic fibers and plastics. It can be used for the whitening of plastic films, compression molding materials...
OPTICAL BRIGHTENER KCB,light resistance and heat resistance are very good.be widely usd in EVA sole,has a good whitening effect.Among all the optical brighteners, only OPTICAL BRIGHTENER KCB can use in EVA foam.The temperature of eva moldin...