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OPTICAL BRIGTENER AGENT 220

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  Post Date: Apr 20,2021
  Expiry Date: Oct 17,2021
  Detailed Description: Cas No. :16470-24-9 Price:1 USD Metric Tons
Payment Method: LC,T/T
Appearance : Tangerine to red transparent liquid
Fluorescent intensity: 35±1 (equal to standard)
Performance characteristics:
Bluish tone; Common affinity to cellulosic fiber; Stable to oxide, hypochlorite, reducing bleach; Resistant to alkali, hard water, but medium in acid.
Application:
Whitening of surface sizing, coating of paper sheets, paper, also whitening of cotton, viscose;
Good compatibility with resin finishing agent.
Recommended dosage:
Paper-making(absolute dry pulp): 0.05-1.2%;
Surface sizing with starch, CMC, PVA: 0.5-10g/L;
Coating with PVA, CMC, starch: 0.1-1.4%(compared to weight of coating material).
Package: N.W. 230 kg plastic drum; N.W. 1100kg IBC tank.

  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: XI'AN GOBEST BIOTECH INDUSTRY CO.,LTD     [ China ]        
  Contact: emily cai
  Tel: 86-15929922613
  Fax:
  Email: emily@gobestchem.com
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