Fluorescent whitening agent KSN, other name Fluorescent brightener KSN, optical brightener KSN,4,4-bis (5-methyl-2-benzoxazolyl) stilbene,FBA368,CASNo. 5242-49-9, molecular formula C29H20N2O2, bright yellow powder, suitable for Eva foaming whitening, polyester fiber whitening and plastic products whitening.
Fluorescent whitening agent KSN Performance Metrics
Appearance:light yellow powder
Molecular weight: 428.4813
Solubility: insoluble in water, soluble in high boiling point organic solvents such as benzene trichloride
Color Light: Blue
Fluorescent whitening agent KSN Application
Fluorescent whitening agent KSN suitable for Eva foaming whitening, insoluble in water, no smell,good stable performance. Fluorescent brightener KSN and optical brightener OB-1 have similar chemical structure, but the brightening effect on polyester fiber and plastic products is better than optical brightener OB-1, and the solubility with plastic is better than optical brightener OB-1. Fluorescent whitening agent KSN not only has excellent heat resistance, but also has excellent sun resistance and weather resistance.
Owned factory, Owned R&D center and lab.Factory directly sale, price can be always 3% lower than the market price.Less dosage, Better effect.Fast delivery, Excellent service.
We not only sell OBA, but also provide system whitening solutions and technique support.We have many years of export experience, we can provide to you complete shipping documents for your custom clearance.
Fluorescent whitening agent KSN for Eva foaming Packaging
25kg cardboard drum, lined with plastic bags or according to customer requirements packaging.