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Fluorescent brightener OB-1(C.I.393)

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  Post Date: May 15,2015
  Expiry Date: May 14,2016
  Detailed Description: Cas No. :1533-45-5 Chemical name: 2,2'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole
CAS Number: 　 1533-45-5
Structural formula:



Molecular formula: C28H18N2O2
Technical conditions:
 Appearance: Yellowish powder
 Melting point: 359-361°C
 Content: ≥99.0%
Use: This product is a fluorescent whitener agent for fabric of Terylene fiber, costing fabric of terylene fiber with cotton or other fibers, plastic products and polyester raw liquid with excellent fluorescence, heat resistance, light permanency and fastness to chloride bleaching. An optical brightener for plastics (PP, ABS, EVA, PS and PC) and Fiber (polyester fiber and PP fiber).
Packing: 　 22kgs/ drum

  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: 1533-45-5 Fluorescent Brightener 393
  Safety Description: S24/25:;

  Company: DALIAN RESEARCH & DESIGN INSTITUTE OF CHEMICAL INDUSTRY     [ China ]          
  Contact: Ms.Mary Ni
  Tel: +86-41184674606,13704262343
  Fax: +86-411-84678594
  Email: maryni-china@163.com
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