Fluorescent Brightener OB-1 is widely used in various plastic products.Especially recycled plastic ,can make them white like new materials.Can also be added to new plastic to make it look whiter and brighter.Almost all plastic products can be used it.Its temperature is 357~359°C, It is especially suitable for the whitening of high-temperature molded plastic products.It is the most widely used and most sold optical brightening agent for plastics so far.
Product Name:Optical Brightener OB-1/Fluorescent Brightener OB-1
Chemical Name:2.2’-(4.4’-diphenol vinyl) dibenzoxazol
Technical Index:Appearance:yellowish green powder
Recommend Dosage:200-500g per 1000kg material
Package:10KG/25kg per fiber drum with 450kg or 500 kg or 675kg/pallet