Fluorescent brightener OB-1

 

 

Chemical name?2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

 

CAS No. 1533-45-5

 

Molecular weight 414.4

 

C. I. 393

 

     YC fluorescent brightener OB-1 is one superior bisbenzoxazole compound, it is insoluble in water, soluble in high boiling point organic solvents. It is well in heat resistance, move resistance and high temperature tolerance.

 

      Appearance Yellowish green powder

      Melting point359-361°C

      Ash 0.1%max.

      Volatile Content 0.5%max

      Assay 98%

      Particle Size 300meshes

 

 Application:

      YC fluorescent brightener OB-1 mainly used in plastic material such as PVC, ABS, EVA, PS, etc. It also widely used in variety of polymer substance, especially polyester fiber, PP fiber.

 

Stored:

Stored in 25kg fiber drum. It also can be packed 250kg in big bag or according to the requirement of the customers.