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Optical Brightening Agent OB (C.I. 184)

Inquiry
  Post Date: May 15,2014
  Expiry Date: May 15,2015
  Detailed Description: Cas No. :7128-64-5 Quantity: 50Metric Tons
Specs:C.I. 184
Payment Method: L/C, T/T, D/P
 
Optical Brightening Agent OB (C.I.184)
 
Chemical name
2,5-bis-(5-ter-butyl-benzoxazolyl-) thiophene
 
Structural formula
 
Molecular formula:
C26H26N2O2S H9C4
 
Molecular weight:
430
Properties:
The product is a bright yellow-green crystal powder. Its melting point is 196-203°C, Decomposition temperature is larger than 220°CIts hard to dissolve in water. It dissolves in paraffin fat, miner oil, wax and common organic solovents. The hue of the fluorescent light is blue light. The wave length of the maximum absorptive light is 375nm (ethyl alcohol).
 
Technical conditions:
 
 
 
 
Appearance: slight greenish yellow powder
Melting Point:200-202°C
Purity:≥99.9%        
Fineness: through 100 meshes
 
 
Use:
 
 
It is mainly used in thermoplastic ,PVC, PE, PP, PS, ABS, SAN, CA, PA, PMMA, acrylic resin ,polyester fibre, paint, coating, the brightening of prointing ink
 
Package:
It is packed in bicorrugated paper box with a liner of plastic bag.
The net weight of each box is 10 kg .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:

7128-64-5
  Synonyms: ;Fluorescent Brightener OB;Fluorescent brightening agent 184;Fluorescent Whitening Agent OB;Optical Brightening Agent OB;Fluorescent Brightener 184;C.I. 184;Fluorescent Brightener OB-4;Fluorescent brightening agent 184;Optical Brightner OB;BBOT;C.I. Fluorescent Brightener 362;Uvitex 2B;TINOPAL CBS-X;UVITEX OB;UVITEX(R) 2B;TOSLAB 644820;2,5-BIS(5'-TERT-BUTYL-2'-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-BIS(5-TERT-BUTYL-BENZOXAZOL-2-YL)THIOPHENE;2,5-BIS(5-TERT-BUTYLBENZOXAZOYL)-2-THIOPHENE;2,5-BIS(5-T-BUTYL-2-BENZOXAZOLYL)THIOPHENE;2,5-Bis(5-tert-butyl-2-benzoxazolyl)thiophene;
  Molecular Formula: C26H26N2O2S
  Molecular Weight: 430.5618
  Molecular Structure: 7128-64-5 2,5-Di(5-tert-butylbenzoxazol-2-yl)thiophene
  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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