Optical Brightener Masterbatch is a new product which is suitable for dust free principle work shop.
Because most optical brightener are powder form,which is not easy to use and dirty for the enviroment,so people add optical brightener when produce function master batch.
So the factory and use optical brightener in the production to solve this problem.
According to different end user products,optical brightener masterbatch use different models.Normally they use optical brightener OB OB-1 FP-127 KCB in the masterbatch.