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Optical brightener agent KCB for plastic, printing, coating,pvc

Optical brightener agent KCB for plastic, printing, coating,pvc
Product Detailed
Product: Optical Brightener KCB Chemical Name 1,4-Bis(2-benzoxazoly)naphthalene CAS No.: 5089-22-5 C.I. No.: 367

Technical Date Sheet

Optical Brightener KCB

 

Product: Optical Brightener KCB

Description:

KCB is a fluorescent whitening agent of the naphthalene benzoxazole class. The product is useful in plastics, man-made fibers, printing inks and coatings, PVC, EVA and TPR. Dosage: 0.005%~0.05%.

Specification:

Molecular Formula 

Assay  a  

Molecular Weight 

Appearance 

Melting Point 

Volatiles 

Partical Size    

TGA  b @ 335.9°C

( LC )

(Air @ 20°C/min. rate) 

C24H14N2 O2 

99% min.

362g/mole

Slight Yellowish powder 

210-212°C

<0.10%

<50 (mean micron)

90% Retention

Application/Uses:

•     Synthetic fiber

•     PVC

•     TPR     

•      Paint

•     EVA

•     PU foam

•  Synthetic rubber

•  Plastics

Key Attributes

•     Colors appear more brilliant.

•     Environmentally friendly.

•     Excellent brightening ability

•     Produce a bluish tinge, masking yellowness

•     Whiter-than-white appearance.

Packing : 25kgs fibre drum

Storage: Keep in cool and dry place, far away from high temperature and sunshine.

Optical brightener agent KCB for plastic, printing, coating,pvc



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