HANGZHOU EMPEROR PIGMENT CO.,LTD.

Optical Brightening Agents EPR300

• Category :

  Catalyst and Auxiliary

• Synonyms :

  Optical Brightening Agent ER-��;1,4'-bis(2-cyanostyryl) Benzole;optical brightener 199;C.I.199;1,4-BIS(4-CYANOSTYRYL)BENZENE;4,4'-(p-phenylenediethene-2,1-diyl)bisbenzonitrile;Optical Brightening Agent ER C. I. 199;Benzonitrile, 4,4-(1,4-phenylenedi-2,1-ethenediyl)bis-;1,4'-bis(2-cyanostyryl) Benzene;Optical Brightener ER;1,4'-bis(2,4'-cyano-phenlene)-benzene;Optical Brightener ER II;Fluorescent Brightener ER-1;C.I. 199;4,4'-(benzene-1,4-diyldiethene-2,1-diyl)dibenzonitrile;4,4'-[benzene-1,4-diyldi(E)ethene-2,1-diyl]dibenzonitrile;2-[2-[4-[2-(2-cyanophenyl)vinyl]phenyl]vinyl]benzonitrile;FBA 199;Fluorescent Brightener ER-I;Fluorescent Brightener;Fluorescent Brightener ER;1,4-Bis(2-cyanostyryl)benzene;High Efficient Fluorescent whitening Agent CBS;Optical Brightener;Optical Brightening Agent;Fluorescent Whitening Agent;Fluorescent Brightener;Fluorescent Brightening Agent;Optical Whitening Agent;Optical Brightening Agent ER-III;Fluorescent Brightener ER-��;ER-��;Optical Brightening Agent ER-��;Optical Brightner ER-I;Optical Brightner ER-III;

• CAS NO :

  13001-40-6

• EC NO :

  235-836-7;235-835-1

• Molecular Formula :

  C₂₄H₁₆N₂

• Molecular Weight :

  332.3972

• Main Specifications :

  optical Brightening Agents epr300

• InChI :

  InChI=1/C24H16N2/c25-17-23-13-9-21(10-14-23)7-5-19-1-2-20(4-3-19)6-8-22-11-15-24(18-26)16-12-22/h1-16H/b7-5+,8-6+

• Packing :

  25KG/BAG

• Product description :

  optical Brightening Agents EPR300 Specification: Appearance Light yellow dispersion Ionicity Non-ionic Shade Violet Solubility Dispersible in water pH(1% aq.sol.) 5.0-7.0 Active content ≥20.0% Characteristics: High whiteness and fluorescence, excellent fastness to light, wash and sublimation. Application: For whitening and brightening of polyester and polyester-blended fabrics. Usage: Pad-dyeing hot-melt method Rate of use: 1-3g/L Process: two-bath two-pad(pick-up rate 70%)→pre-baking(100°C)→baking(180-200°C, 20-30s) High-temperature exhaust dyeing PS-1 rate of use: 0.2-0.3%(o.w.f); bath ration: 1:10-30; Process: 120-130°C, 30-60min→wash→parch→finalize. PH: 5-10(weak acid bath better) Packaging & Storage: Plastic barrel, n.w.25kg or 50kg. Shelf life: 6 months at room temperature. if interested, pls call directly to +86-15958136613 for Miss Gloria xu (24hours on service)

• Uses :

  For whitening and brightening of polyester and polyester-blended fabrics

• Molecular Structure :