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CAS No:1533-45-5 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
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2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

  • CAS No.: 1533-45-5
  • Min quantity: 1000 Metric Tons
  • Price: USD 12~17/Kilograms
  • Weight: 414.46
  • Place of Orign: hubei,Hubei,China
Ms.Jessie Chen

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Item specifics

  • Product Name.:2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
  • CAS No: 1533-45-5
  • Weight: 414.46
  • Formula: C28H18N2O2
  • Melting Point: 357-359 ºC
  • Boiling Point: 566.8 °C at 760 mmHg
  • Density: 1.39 g/cm3 (25 C)

Details

Appearance:yellowish green powder;
Content(weight) : 98.0% Min
Melting Point: 353-359℃;
Fineness : through 1000 meshes
Solubility : insoluble in water,but soluble in high boiling point organic solvent such as phenyl-chloride
Properties & Features:
①Whitening high strength, strong fluorescence.
②Wide applicable performance, widely used in polyester fiber (such as: polyester fiber, nylon fiber whitening) and many kinds of plastic whitening.
③Excellent thermal stability and very fewer usage amounts.
Range of Application:
①Suitable for polyester fiber (PSF), nylon fiber and chemical fiber whitening.
②Applicable to PP, PVC, ABS, PA, PS, PC, PBT plastic whitening brightening, with excellent whitening effect.
③Suitable for whitening agent concentrated masterbatch added (such as: LDPE color concentrate)
Recommended dosage: every 1000Kg polymer added amount of Optical brightener OB-1:
①dosage in polyester fiber 75-300g.(75—300ppm)
②dosage in Rigid PVC ,PP,ABS,Nylon,PC 20-50g.(20—50ppm).
③dosage in whitening concentrated masterbatch 5-7kg.(0.5—0.7%).
Note: For PE and soft PVC using fluorescent Optical brightener OB-1, special attention should be paid to the amount of control, excessive dosage will happen brightener migration. Add any UV absorber in the polymer, the best dosage should pay attention to adjust Optical brightener OB-1
Handling and Storage:
As with all industrial chemicals, use good industrial practices when handling. Avoid eye, skin, and clothing contact.Do not inhale. Do not taste or swallow. Use only with adequate ventilation. Keep container tightly closed in a dry, cool and well-ventilated place.
Packaging:25KGS fiber drums within double PE bags;Or according to user requirements packaging

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CAS No:1533-45-5 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

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