- Category :
Dyestuffs and Pigments/Fluorescent Brighteners
- CAS NO : 5242-49-9
- EC NO : 226-044-2
- Molecular Formula : C29H20N2O2
- Main Specifications : yellow green powder
- Synonyms : KSN;FLUORESCENT BRIGHTENER-KSN;FBA 368;4.4-bis(5-methyl-2-benzoxoazol)-ethylene;Optical Brightener KSN;2-(4-{2-[4-(1,3-benzoxazol-2-yl)phenyl]ethenyl}phenyl)-5-methyl-1,3-benzoxazole;ethyl (2E,4E)-5-phenyl-2-[(phenylcarbonyl)amino]penta-2,4-dienoate;2-(4-{(E)-2-[4-(1,3-benzoxazol-2-yl)phenyl]ethenyl}phenyl)-5-methyl-1,3-benzoxazole;Optical Brightening Agent KSN;Fluorescent Brightener KS-N;Optical Brightner KSN;
Package: Packed in 10kg×1 iron buckets , 5kg×2 iron buckets or 1kg×10 paper boxes at cool and dry places to be protected from light
Uses : Mainly be used in whitening of polyester, polyamide, polyacrylonitrile fiber, the plastic film and all plastic pressing process. Can suitable for synthesizing high polymer including polymeric process.
Molecular Structure:
Product description:
optical brightener KSN
1.Main Ingredients：benzoxazole deravatives
2.Specifications:
Appearance：yellow green powder
Melting Point：＞300℃
Ash Content：≤0.5%
Ingredients： ≥98.0%
Volatile Matter：≤0.5%
Fineness： ＞300mesh
3 Scope of Application：
Goes for the processing of polyester, nylon fiber and terylen chemical fiber.2.Especially goes for such engineering plastic at high temperature as PET, PBT, PC, ABS, and PA.3.Also goes for general plastics like PVC, PE, PS, PP, EVA, etc with a very small quantity of less than 0.01%
5.Application Methods：
Recommended quantity: to put 20-300g brightening agents of KSN in every 1000kg raw material.1.To put 5～20g into transparent plastics.2.To put 100～200g into polyester fibers.
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