Optical Brightening Agent
Specifications
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Appearance
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light yellow uniform powder
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E-Value
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545±10
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Whitening strength
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100±1
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Moisture content
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≤ 5%
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Content of water-insoluble impurities
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≤0.2%
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Fineness (residual content passed through 180μm-pore sieve )
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≤10%
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Applications
Mainly applied to whiten paper pulp, surface sizing, coating, and also applied to whiten cotton,linen and cellulose fiber as well as cellulose fabrics, and to brighten light-colored cellulose fabrics.
Usage method
1.Being used in paper-making industry, add them into the paper pulp, coating solvent and surface gluing solvent after dissolving with the 20 times water.
usual dosage: 0.1-0.3% on drypulp or dry dope.
2. When whitening of the cotton, hemp or cellulose, directly adding the fluorescent brightener dissolved with water into the dye vat.
the dosage:0.08-0.3%, bath ratio:1:20-40, the dying temperature:60-1007.
Usage method
Wuxi Lansen Chemicals Co.,Ltd. is a specialized manufacturer and service provider of water treatment chemicals,pulp&paper chemicals and textile dyeing auxiliaries in Yixing,China,with 20 years of experience in dealing with R&D and application service.
Wuxi Tianxin Chemical Co.,Ltd. is a wholly-owned subsidiary and production base of Lansen,located in Yinxing Guanlin New Materials Industry Park,Jiangsu,China.
Usage method
Package and storage
Packed in cardboard bucket, kraft bag or PE bag. Net weight 25kg.
Should be stored in cool, dry and ventilate place, and storage period should not exceed 2 years.
FAQ
Q1: How can I get a sample?
A: We could provide small amount free samples to you. Please provide your courier account (Fedex ,DHL ACCOUNT) for sample arrangement.
Q2. How to know the exact price for this product?
A: Provide your email address or any other contact details. We will reply you a latest and exact price immediately.
Q3: What is about the delivery time?
A: Usually we will arrange the shipment within 7 -15 days after advance payment..
Q4: How can you ensure the quality ?
A: We have our own complete quality management system, before loading we will test all batches of the chemicals. Our product quality is well recognized by many markets.
Q5: What is your payment term?
A: T/T, L/C, D/P etc. we can discuss to get an agreement together
Q6：How to use decoloring agent?
A：The best method is to use it together with PAC+PAM, which has the lowest processing cost. The detailed guidence is avalible,welcome to contact us.
