China factory supply Optical Brightening Agent KSN

Post Date:
Mar 13,2017
Expiry Date:
Mar 13,2018
Detailed Description:
Cas No. :5242-49-9 Quantity: 200Metric Tons
Specs:Melting process: 275~280°C
Price:49 USD Metric Tons
Payment Method: TT,LC,DP
Product Name Optical Brightening Agent KSN
Chemical Name 4.4-bis(5-methyl-2-benzoxoazol)-ethylene
CAS No. 5242-49-9
C.I. No. 368
Structural Formula
Molecular Formula C30H22N2O2
Dosage Overlay plastic:0.5-2g/100kg
Polyester fiber:10-20g
Technical Index Appearance: greenish yellow powder
Melting process: 275~280°C
Ash content:≤0.5%
Purity:≥99%
Volatile content:≤0.5%
Fineness(300 mesh):100%
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.
Pacage 25kg per fiber drum
CAS Registry Number:
5242-49-9
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;
Molecular Formula:
C₂₉H₂₀N₂O₂
Molecular Weight:
428.4813
Molecular Structure:

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