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Optical Brightening Agent BBU (C.I. 220)

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  Post Date: May 15,2014
  Expiry Date: May 15,2015
  Detailed Description: Cas No. :16470-24-9 Quantity: 100Metric Tons
Specs:C.I. 220
Payment Method: L/C, T/T, D/P
Optical Brightening Agent BBU (C.I.220)
 
Chemical name
Stilbene bistriazine derivative
Structural formula
Specification
Appearance:
Slight yellow powder
Fluorescent Color:
Similar to the standard sample
Whitening strength:
100±3( compared with standard sample)
Moisture:
≤6%
Ionic character
anionic
 
Treating process:
 
 
 
1. Addition via size press: combined with starch, CMC, PVA and other products designed for surface sizing. Usual dosage: 0.5~5g/l
2. Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.1~0.3% on dry white pigment.
3. Addition to the stock: adding without dilution. Usual dosage: 0.05~0.5% on dry pulp.
For actual application, the process should be adjusted according to correspondent sample-test.
Property:
1.Convenient in application, diluted with water perfectly, suitable for continuous addition.
2.Good acid stability
3.Great performance in size press and pigment coating mixtures
Use:
Mainly be used in size press, pigment coating mixtures.
Package:
25kg/paper barrel or for the special demand.

  CAS Registry Number:

16470-24-9
  Synonyms: ;C.I. Fluorescent Brightener 220;tetrasodium 4,4'-bis[[4-[bis(2-hydroxyethyl)amino]-6-(4-sulphonatoanilino)-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonate];PHORWHITE BBU;2,2’-(1,2-ethenediyl)bis(5-((4-(bis(2-hydroxyethyl)amino)-6-((4-sulfophenyl)amino)-1,3,5-triazin-2-yl)amino)-benzenesulfonicacitetrasodiumsalt;2,2’-Stilbenedisulfonicacid,4,4’-bis[[4-bis(2-hydroxyethyl)amino]-6-(p-sulfoanilino)-s-triazin-2-yl]amino]-,tetrasodiumsalt;3,5-triazin-2-yl)amino)--6-((4-sulfophenyl)amino)-tetrasodiumsalt;3,5-triazin-2-yl]amino]--6-[(4-sulfophenyl)amino]-tetrasodiumsalt;Benzenesulfonicacid,2,2’-(1,2-ethenediyl)bis[5-[[4-[bis(2-hydroxyethyl)amino]-6-[(4-sulfophenyl)amino]-1,3,5-triazin-2-yl]amino]-,tetrasodiumsalt;blancoforbbu;tetrasodium 3,3'-(E)-ethene-1,2-diylbis[6-({4-[bis(2-hydroxyethyl)amino]-6-[(4-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)benzenesulfonate];tetrasodium 2,2'-(E)-ethene-1,2-diylbis[5-({4-[bis(2-hydroxyethyl)amino]-6-[(4-sulfonatophenyl)amino]-1,3,5-triazin-2-yl}amino)benzenesulfonate];Fluorescent Brightener 220;
  Molecular Formula: C40H40N12Na4O16S4
  Molecular Weight: 1165.0355
  Molecular Structure: 16470-24-9 Fluorescent brightener BBU

  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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