Optical brightener KSN performance
Chemicals structure of optical brightener KSN
CAS Number :5242-49-9 EC Number:226-044-2 Molecular Formular:C29H20N2O2 Molecular Weight:428.4813 English name: Fluorescent Brightener KSN C.I: 368
Item Index Appearance yellow green powder Purity,% 98min Melting point,°C 300min Volatile conten,% 0.3max Ash content,% 0.1max Fineness.mesh 325min
1. Good fluorescence intensity and fairly sound brightening effect
2. Widely applicability to the brightening of such chemical fibers .all kinds of plastics
3. Carries fine compatibility with plastics and good thermal resistance.
1. Used on polyester, nylon fiber and terylen chemical fiber.optical brighteners for paint
2. Used on engineering plastic at high temperature as PET, PBT, PC, ABS, PA.
3. Used on PVC, PE, PS, PP, EVA, etc .
1000kg raw material.
1. 5～20g into transparent plastics.
2.100～200g into polyester fibers.