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Optical Brightener KSN

Product Name: Optical Brightener KSN

Chemical Name: 4,4'-Bis-(5-methyl-2-benzoxazolyl)-stilben

CI NO.: CI368

CAS NO.: 5242-49-9

Synonyms: OPTICAL BRIGHTENER 368; Fluorescent Brightener KS-N; FBA 368;

4-(2-BENZOXAZOLYL)-4'-(5-METHYL-2-BENZOXAZOLYL)STILBENE;

2-[4-[4-(2-benzoxazolyl)styryl]phenyl]-5-methylbenzoxazole;

Optical Brightener KSN is an improved substitute of current widely used various optical brighteners. It’s extremely effective in brightening and present bluish purple light when mixed in plastics and synthetic fiber. It can also be used into paint, coating, ink, etc.

Specifications:

Appearance: Yellowish green crystal powder

Assay: 99%min

Melting point: 320-323°C

Ash: 0.3%max

Volatile Content: 0.3%max

Packing: 25kg net by fiber drum