OPTICAL BRIGHTENER AGENT OB-1

• Post Date:

  Apr 20,2021

• Expiry Date:

  Oct 17,2021

• Detailed Description:

  Cas No. :1533-45-5 Price:$10 USD Metric Tons
  Payment Method: LC,T/T
  Appearance: Light yellow-green crystalline powder
  Purity: ≥98.0%
  Performance characteristics:
  Blue tone; High melting-point makes it can stand high temperature of 375℃,especially suitable for high melting point plastic such as PET; Insoluble in water, slightly soluble in ethyl alcohol, DMF，benzene，methylbenzene and so on; Heat-resistant, light-resistant, oxygen bleach-resistant, mobility-resistant, acid-resistant and alkali-resistant; Low toxicity allows it can be applied to whiten the package of food and children toy.
  Application:OB-1 has excellent whitening effect and stability, it can be compatible with other polymer , widely Applied for ABS,PS, HLPS,PA, PC,PP, EVA and PVC rigid plastics;
  OB-1 is applied to correct polyester filaments. When added into Polypropylene, Polyamide, nylon and polyester, It can improve whitening effect;
  When added into recycle polyester fiber waste, bottles and slices, it not only improves the whitening effect of them, but also makes their tones whitened and uniform.
  Recommended dosage:
  Transparent product :0.0025-0.005%; Opaque product:0.01-0.03%.
  It can be made into 1%～10% concentrated color master batch and then added into products as per proportion.
  Package: N.W. 20kg/ 25kg fiber drum or PE bag
  
  

• CAS Registry Number:

  1533-45-5

• Synonyms:

  ;Fluorescent Brightener OB-1;FBA393；2,2'-(4.4'-diphenol vinyl)di-henzoxazol ;2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole;FBA 393;4,4'-bis(benzoxazol-2-yl)stilbene;Optical Brightener OB-1;C.I. 393;Fluorescent whtening agent OB-1;Fluorescent Whitening Agent OB-1;2,2'-(ethene-1,2-diyldibenzene-4,1-diyl)bis(1,3-benzoxazole);2,2'-[(E)-ethene-1,2-diyldibenzene-4,1-diyl]bis(1,3-benzoxazole);Optical Brightening Agent OB-1;Optical Brightner OB-1;ptical Brightening Agent OB-1;4,4-Bis(2-Benzoxazolyl) Stilbene;

• Molecular Formula:

  C₂₈H₁₈N₂O₂

• Molecular Weight:

  414.4547

• Molecular Structure:

  

• Safety Description:

  S24/25:;
  

• Company:

  XI'AN GOBEST BIOTECH INDUSTRY CO.,LTD     [ China ]        

• Contact:

  emily cai

• Tel:

  86-15929922613

• Fax:

• Email:

  emily@gobestchem.com