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OBA for Textiles Fluorescent Brightener ER CAS 199 Optical Brightener
ER Fluorescent Brightener

OBA for Textiles Fluorescent Brightener ER CAS 199 Optical Brightener
optical brightener ER-II Fluorescent Brightener Agent is suitable for polyester fiber and its blended products. optical brightener ER-II Can be applied to dip method at low temperature (100 ℃), dip method at high temperature, and padding baking dyeing method. This product optical brightener ER-II is a dispersed liquid.
Shijiazhuang Taicang New Materials Co., Ltd. is a technology innovation and environmental protection enterprise integration of research, production and sales series of Optical Brightener and Chemical Auxiliary.
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Product Details
optical brightener ER-II
other name: optical brightener 199:1, fluorescent brightener ER-II, fluorescent whitener ER-II
optical brightener ER-II Fluorescent Brightener Agent is suitable for polyester fiber and its blended products. optical brightener ER-II Can be applied to dip method at low temperature (100 ℃), dip method at high temperature, and padding baking dyeing method. This product optical brightener ER-II is a dispersed liquid. Suggest to stir well before each use. The following in accordance with its basic properties and dyeing method is introduced:

Physical characteristicsFastness properties
chemical onstructionStyrylbenzene derivativeH2O2Stable
appearancePale yellow dispersion liquidreductantStable
ionicityNegativechlorineUnstable
chlorateUnstable
fluorescent colorsWhite lightPH scope5-12
solubilityMixed with cold water or warm water dilute but must pay attention to stratification.
storage12 Month
fluorescent brightener supplier
Fastness properties
Polyester
fastness to light5-6
washing fastness40℃5
60℃5
95℃*
chlorine fastness5
perspiration fastnessAcidic5
Alkalinity5
heat fastness180℃/30s210℃/30s54-5
dry cleaning fastness5
The above data in accordance with the ISO standard for testing
:Shijiazhuang Taicang New Materials Co., Ltd.
Application method
Low temperature dip dyeing methodhigh temperature dip dyeing method
Recommended concentration:0.1% - 0.5%Recommended concentration:0.1% - 0.5%
bath ratio:1:10-1:20bath ratio:1:10-1:20
temperature range:50℃ - 60℃temperature range:50℃ - 60℃
Heating rate:2-3 ℃ per minuteHeat up time:30 minute (130 ℃)
soaking time:45 minute (98 ℃)Heating rate:2-3 ℃ per minute
soaking time:30 minute (130 ℃)
padding baking dyeing method
Recommended concentration:0.3 - 2g/L
pick up rate:60% - 70%
preliminary dry temperature:120℃
baking temperature:170℃ - 190℃
baking time:30-90 seconds

Packing method
In 25kg plastic drum.
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