Optical brightener KSN is a benzoxazole compound, and its appearance is a yellow crystalline powder with a melting point of 271℃, insoluble in water, odorless, and stable in performance. Optical brightener KSN is often used in high grade plastics that require extremely high whiteness.
Product Cate：Optical Brightening Agent For Plastic
Product Name：Optical Brightening Agent KSN
C.I. No. ：368
1. being highly whiteness with small usage.
2. multipurpose used for whitening of polyester fiber and plastic.
3. having a good compatibility and good fastness to light and sublimation. Can be used for high temperature process.
Treating Process Overlay plastic:0.5-2g/100kg
Package 20kg cardboard drum
Technical Index Appearance: greenish yellow powder
Melting process: 300~320°C
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.