Optical Brightening Agents EPR300
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- Category :
Catalyst and Auxiliary
- CAS NO : 13001-40-6
- EC NO : 235-836-7;235-835-1
- Molecular Formula : C24H16N2
- Main Specifications : optical Brightening Agents epr300
- Synonyms : Optical Brightening Agent ER-¢ó;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-¢ñ;ER-¢ñ;Optical Brightening Agent ER-¢ñ;Optical Brightner ER-I;Optical Brightner ER-III;
Package: 25KG/BAG
Uses : For whitening and brightening of polyester and polyester-blended fabrics
Molecular Structure:
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.
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