ER Fluorescent 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 characteristics Fastness properties

chemical onstruction Styrylbenzene derivative H2O2 Stable

appearance Pale yellow dispersion liquid reductant Stable

ionicity Negative chlorine Unstable

chlorate Unstable

fluorescent colors White light PH scope 5-12

solubility Mixed with cold water or warm water dilute but must pay attention to stratification.

storage 12 Month

fluorescent brightener supplier

Fastness properties

Polyester

fastness to light 5-6

washing fastness 40℃ 5

60℃ 5

95℃ *

chlorine fastness 5

perspiration fastness Acidic 5

Alkalinity 5

heat fastness 180℃/30s210℃/30s 54-5

dry cleaning fastness 5

The above data in accordance with the ISO standard for testing

optical brightener agent supply:Shijiazhuang Taicang New Materials Co., Ltd.

Application method

Low temperature dip dyeing method high temperature dip dyeing method

Recommended concentration: 0.1% - 0.5% Recommended concentration: 0.1% - 0.5%

bath ratio: 1:10-1:20 bath ratio: 1:10-1:20

temperature range: 50℃ - 60℃ temperature range: 50℃ - 60℃

Heating rate: 2-3 ℃ per minute Heat 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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