Optical Brightener OB-1 wholesale

Weifang Navi Trading
Optical Brightener OB-1 wholesale
Optical Brightener OB-1 with Yellow and Green apperance,powder form,it has higest melting point 360 ℃,most customers use it on PVC ,ABS,PP,PE,MASTERBATCHES,POLYESTER STABLE FIBER,FILLER,COMPOUNDS etc.

Product Name:Optical Brightener OB-1


Chemical Name:2.2’-(4.4’-diphenol vinyl) dibenzoxazol


CAS No.:1533-45-5


C.I. No.:393


Molecular Formula:C28H18N2O2


Molecular Weight:414 


Technical Index:Appearance:yellowish green powder 


Melting Point:357~359°C 




Recommend Dosage:200-500g per 1000kg material


Package:10KG/25kg per fiber drum with 450kg or 500 kg or 675kg/pallet


Optical Brightener OB-1 produced from China only,but world wilde use it to make master batches,then the optical brightener 

masterbatches and compound are used in the plastics industry.