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CAS:13001-39-3
MF:C24H16N2
MW:332.4
EINECS:235-835-1
Synonyms:FluorescentBrightenerER; 1,4-BIS(2-CYANOSTYRYL)BENZENE; 2,2’-(1,4-phenylenedi-2,1-ethenediyl)bis-benzonitril; 2-[(E)-2-[4-[(E)-2-(2-cyanophenyl)ethenyl]phenyl]Chemicalbookethenyl]benzonitrile
What is Fluorescent Brightener ER CAS 13001-39-3？
Fluorescent whitening agent ER-I is a stilbene fluorescent whitening agent. It is yellowish-green powder in appearance, and its color light is blue-purple fluorescence. It has excellent light and heat resistance, and does not react with reducing agents, oxidants, hypochlorous acid compounds. It has the characteristics of good compatibility, small amount of addition, high fluorescence intensity and good whitening effect. It is suitable for whitening and brightening of polyester and its blended fabrics and acetate fibers.
Specification
| Item | Specification |
| Melting point | 229-231 °C |
| Boiling point | 575.7±50.0 °C |
| Density | 1.18±0.1 g/cm3 |
| Vapor pressure | 0Pa at 25℃ |
| Water solubility | 24μg/L at 25℃ |
Application
Fluorescent whitening agent ER-I is suitable for polyester and its blended fabrics, acetate fiber brightening and brightening, with good low temperature coloring ability, suitable for dry dyeing or pad dyeing process, for reducing agents, oxidants, hypochlorous acid compounds are stable, the fluorescence intensity is very high, as long as a small amount of addition can brightening and brightening. General recommended dosage of fluorescent whitening agent ER-I: 0.02-0.05%.
Packaging
25kg/drum or according to customer requirements.
Related keywords
ER-1; 2,2’-(1,4-phenylenedi-2,1-ethenediyl)bis-Benzonitrile; FluorescentBrightenerER-I; 2,2′-(p-phenylenediethene-2,1-diyl)bisbenzonitrile.
