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optical brightener ob-1 393 factory

optical brightener ob-1 393 have high whitening intensity with strong fluorescence,often used in white masterbatch.Its addition amount is very small,one to five ten thousandths,Will hardly increase customer costs,But it can increase the whiteness and brightness of the product.Solve the problem of product yellowing.In addition, it can also improve the weather resistance of the product, making the product more heat-resistant and light-fast.Fundamentally save customers production costs.

  • 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

optical brightener ob-1 393 have high whitening intensity with strong fluorescence,often used in white masterbatch.Its addition amount is very small,one to five ten thousandths,Will hardly increase customer costs,But it can increase the whiteness and brightness of the product.Solve the problem of product yellowing.In addition, it can also improve the weather resistance of the product, making the product more heat-resistant and light-fast.Fundamentally save customers production costs.Optical Brightener OB-1G.jpg

Product Name:Optical Brightener OB-1/Fluorescent 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 

Purity:≥98.5% 

Recommend Dosage:200-500g per 1000kg material

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


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