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Shanghai Deborn Co., Ltd.

Fluorescent Brightener 393, Optical Brightening Agent Ob-1 C. I. 393, Optical Brightening Ob-1 manufacturer / supplier in China, offering Ob-1, Polyaldehyde Resin A81 Used Coating Industry, Printing Ink Industry  , Photoinitiator 907 Highly Efficient Photoinitiator and so on.

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Ob-1

FOB Price: Get Latest Price
Min. Order: 100 kg
Port: Shanghai, China
Production Capacity: 1000/Year
Payment Terms: L/C, T/T, D/P, Paypal
Basic Info
  • Model NO.: OB-1
  • Color: Green
  • Appearance: Powder
  • Transport Package: 25kg/Drum
  • Origin: China
  • Certification: REACH, SGS
  • Kind: Optical Brightening Agent
  • Trademark: DEBORN
  • Specification: 98%
  • HS Code: 320420
Product Description
Chemical Name     2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
Molecular Formula      C28H18N2O2
Molecular Weight 414.4
Structure  Ob-1    


CAS Number       1533-45-5
 
Specification  Appearance:    Yellowish green powder
               Melting point: 357~361°C
               Assay:    98%
               Volatiles Content    0.5%max
               Ash content:   0.50%max
 
Packing  25 kg / fiber drum
 
Applications 
  1. Suitable for polyester fiber (PSF), nylon fiber and chemical fiber whitening.
  2. Applicable to PP, PVC, ABS, PA, PS, PC, PBT plastic whitening brightening, with excellent whitening effect.
  3. Suitable for whitening agent concentrated masterbatch added (such as: LDPE color concentrate)
 
Recommended dosage: every 1000Kg polymer added amount of Optical brightener OB-1:
  1. polyester fiber  75-300g.(75-300ppm)
  2. Rigid PVC ,PP, ABS, Nylon, PC  20-50g.(20-50ppm).
  3. whitening concentrated masterbatch 5-7kg.(0.5-0.7%).


Ob-1




 
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