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China factory supply optical brightener OB for PE(polyethylene)

PE plastic is exclusive, and the pure quality of raw materials must be ensured during processing. Therefore, we recommend the Optical brightener OB with high purity, good stability and good permeability.

  • 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

PE plastic has a wide range of uses, and can usually be processed by blow molding, extrusion, injection molding and other methods, so it is widely used in plastic film manufacturing, fiber products, and daily sundries. In the actual production process of PE plastics, in order to improve the stability of PE plastics to UV Light and oxidation, and to improve processing and use performance, plastic manufacturers will add a small amount of plastic additives, and PE plastic optical brighteners are one of them. PE plastic is exclusive, and the pure quality of raw materials must be ensured during processing. Therefore, we recommend the Optical brightener OB with high purity, good stability and good permeability.

optical brightener ob-184.jpg

Product Cate:Optical Brightening Agent For Plastic

Product Name:Optical Brightening Agent OB

Chemical Name:2,5'-Bis[2-(5-tert-buty l-2 benzoxazoly)thiophene

CAS No.:7128-64-5

C.I. No.:184

Molecular Formula:C26H26N2O2N2

Molecular Weight:430

Appearance:slight greenish yellow powder 

Melting Point:200-202°C 

Purity:≥99%

Uses:Mainly be used in whitening of thermoplastic, polyvinyl chloride(PVC), polypropylene(PP), polyester fiber, paint and ink, etc.


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