We are professional optical brightener manufacturers, own optical brightener factory, one of the best Optical Brightener OB-1 and UV absorber manufacturers and suppliers china.
Call Us: +86-15854199366 Email: sales@obaindustrial.com

PVC Optical Brightener OB-1 from China factory

Optical Brightener OB-1 with Yellow and Green apperance,most customers use it on PVC Profile,PVC window,PVC door,PVC Pipe,PVC board etc

  • Brand: Raytop
  • Appearance: Yellow Green
  • Purity: 98.5%
  • Color shade: Blue
  • Finess: 300 mesh
  • Package: 10kg/25kg per fiber drum
  • Shelf Life: 2 years
Call Us: +86-15854199366

We all know Optical Brightener is from China,in our life,we can see this name from the detergent products,but only very 

professional people know it also can be used in plastics,textile,paper,coating,ink etc.


Optical Brightener has many differnet grade,not only from the usage but also from the price.Raytop Chemical is the best supplier

of optical brighteners,espcially the optical brightener OB-1,which is the 75% of our production capacity.


Optical Brightener OB-1 can be used in many different industries,but in PVC products,it likes a star.Why so many people use optical brightener OB-1 in the PVC products?That is OB-1 price is reasonable and dosage is ok compare with optical brightener FP-127 and optical brightener OB.

PVC -Optical-brightener.jpg


Besides the above reasons,Optical Brightener OB-1 with the highest melting point,so it is suotable most of the plastics products.


Product Name:PVC Optical Brightener OB-1 from China factory


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:Yellow green powder 


Melting Point:356~360°C 


Purity:98.5% min


Recommend Dosage:200-500g per 1000kg material


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


Send a Message

If you want to ask anything just fill in the form below and send us.

Write a review

FEATURED PRODUCTS