Shaoxing ZhengGang Chemical Co. Ltd.

Optical Brightener BBU

• Category :

  Catalyst and Auxiliary/Other Auxiliary Agent

• 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;

• CAS NO :

  16470-24-9

• EC NO :

  240-521-2

• Molecular Formula :

  C₄₀H₄₀N₁₂Na₄O₁₆S₄

• Molecular Weight :

  1165.0355

• Main Specifications :

• InChI :

  InChI=1/C40H44N12O16S4.4Na/c53-19-15-51(16-20-54)39-47-35(41-27-7-11-31(12-8-27)69(57,58)59)45-37(49-39)43-29-5-3-25(33(23-29)71(63,64)65)1-2-26-4-6-30(24-34(26)72(66,67)68)44-38-46-36(48-40(50-38)52(17-21-55)18-22-56)42-28-9-13-32(14-10-28)70(60,61)62;;;;/h1-14,23-24,53-56H,15-22H2,(H,57,58,59)(H,60,61,62)(H,63,64,65)(H,66,67,68)(H2,41,43,45,47,49)(H2,42,44,46,48,50);;;;/q;4*+1/p-4/b2-1+;;;;

• Product description :

  Cas No.: 16470-24-9
  

  Category: Triazine Stilbene Derivates (Tetra Sulfa)
  Main Chemical Composition: Diphenylethylene bistriazine derivative
  Formula: C40H40N12O16S4Na4
  Molecular Weight: 1165
  C.I. Number: 220
  Appearance: yellow  powder
  Strength: 100%
  Ionic character: anionic
  Application: Mainly be used in whitening of cotton fabric, polyamide fabrics and pulp. And also used to increase brightness of light-colored fabrics.
  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
  Treating process:
  1.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: 0.1~3g/L on dry white pigment.
  2..Addition to the stock: adding without dilution. Usual dosage: 0.01~0.4% on dry pulp.For actual application, the process should be adjusted according to correspondent sample-test.
  3. Addition to the calico whiting. Usual dosage: 0.01~0.4%. 80~100℃dip-dye 30~40minutes.

  Packing: 25kg paper box

  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.

• Molecular Structure :