OPTICAL BRIGHTENER KSN (CAS:5242-49-9)

OPTICAL BRIGHTENER KSN

CAS No.[5242-49-9] 4.4-bis(5-methyl-2-benzoxoazol)-ethylene

Optical Brightener KSN and OB-1 share similar chemical structure, while KSN has better whitening effect on PC and plastics than OB-1, also better compatibility than OB-1.

Optical Brightener KSN also has high temperature resistance performance. But also light and weather resistance than OB-1. KSN is suitable for PA, PAN, film, injection/extraction mould whitening. 

KSN is a ideal effect could achieved in any processing time of synthetic polymer.

C₂₉H₂₀N₂O₂

Synonym name

Hostalux KSN, Fluorescent Brightener 368 (FB 368) , c.i.368, Fluorescent Brightener KSN

Specification

Appearance: Pale yellow powder    

Melting point: 269-271℃    

Packaging and Handling

Packaging: 25Kg/Plastic Drum

Store the product in a cool, dry, well-ventilated area away from incompatible materials. Unless stated, proper storage will permit usage of the product for 12 months from the manufacture date. For additional handling and toxicological information, consult the Material Safety Data Sheet.