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Optical brightener KSN for plastic 7128-64-5

Optical brightener KSN for plastic 7128-64-5
Product Detailed
Product: Optical Brightener KSN Chemical Name: 4.4-bis(5-methyl-2-benzoxoazol)-ethylene Molecular Formula C30H22N2O2.

Technical Date Sheet

Optical Brightener KSN

Product: Optical Brightener KSN

Description:

KSN is a fluorescent whitening agent of the ethylene benzoxazole class. The product is useful in plastics, man-made fibers, printing inks and coatings, flexible PVC and polyethylene. Dosage: 0.01%~0.03%.

Specification:

Molecular Formula 

Assay  a  

Molecular Weight 

Appearance 

Melting Point 

Volatiles 

Partical Size    

TGA  b @ 335.9°C

( LC )

(Air @ 20°C/min. rate) 

C30H22N2 O2 

99% min.

442g/mole

Slight Yellowish powder 

269-271°C

<0.10%

<50 (mean micron)

90% Retention

Application/Uses:

•     Coatings

•     Flexible PVC

•     Man-made fibers       

•      Plastics

•     Polyethylene

•     Printing Inks

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 KSN for plastic 7128-64-5



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