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Optical Brightening Agent OB-1 (C.I. 393)

Inquiry
  Post Date: May 15,2014
  Expiry Date: May 15,2015
  Detailed Description: Cas No. :1533-45-5 Quantity: 50Metric Tons
Specs:C.I. 393
Payment Method: T/T, L/C, D/P
 
Optical Brightening Agent OB-1 (C.I.393)
 
Chemical name:
2,2'-(4,4'-diphenol vinyl) dibenzoxazol
Structural formula:
 
 
 
 
 
 
Molecular formula:
C28H18N2O2
Molecular weight:
414
Properties:
The product is yellow crystal powder .Its melting point is 359°C,It is unsolved in water , no odor ,having stable performance and strong fluorescence, its maximum absorption spectrum wave length 374nm, the wave length transmitted by fluorescence being 434nm .
Technical conditions:
 
 
 
 
Appearance:  yellow crystal power
Melting point:  ≥359°C
purity:  ≥98%
Fineness through: 100 meshes
 
 
Use:
 
 
It is mainly used in increasing whiteness of original polyester liquid , especially for creasing whiteness of polyester fibre, cotton, fabric blend ,and also plastic products.
Package:
It is packed in 20Kgs paper board bucket. It can be packed according to the requirement of the user.
 
 
 
 
Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.
 

  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: Shaoxing Chenhao Chemicals Co., Ltd.     [ China ]          
  Contact: Shary Lian, Christy Zhang
  Tel: +86-575-82212544
  Fax: +86-575-82009612
  Email: chenhaochem@gmail.com
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