Optical brightener is a fluorescent dye, or a white dye, is also a complex organic compounds. Its characteristic is to stimulate the incident light to produce fluorescence, so that the dye material to obtain a similar flash effect of fluorite, so that the material to see the naked eye is very white.
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Description of KSN type:
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%.
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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 |
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Application/Uses:
• Coatings
• Flexible PVC
• Man-made fibers
• Plastics
• Polyethylene
• Printing Inks
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Key Attributes:
• Colors appear more brilliant
• Environmentally friendly
• Excellent brightening ability
• Produce a bluish tinge, masking yellowness
• Whiter-than-white appearance
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Packing : 25kgs fibre drum
Storage: Keep in cool and dry place, far away from high temperature and sunshine.
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Contact
Tel: 86-551-62376779
Fax: 86-551-65994613
Website: colorpigment.en.made-in-china.com