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Optical Brightening Agent BBU

Basic Info

Model No.: BBU

Product Description

   Optical Brightening Agent BBU      Introduction: Main Chemical Composition: Diphenylethylene bistriazine derivative 
Formula: C40H40N12O16S4Na4
Molecular Weight: 1165
C.I. Number: 220
Appearance: yellow powder
Strength: 100%
Ionic character: anionic   Application: Mainly be used in whitening of cotton fabric, polyamide fabrics and pulp. And also used to increase brightness of light-colored fabrics.     Property: 1.Convenient in application,diluted with water perfectly, suitable for continuous addition.
2.Good acid stability.
3.Great performance in size press and pigment coating mixtures 
Treating process:   1.Addition to the pigment coating mixtures: adding in any stage of building coating material. Good performance with the carrier of CMC, PVA and starch. Usual dosage: 0.1~3g/L on dry white pigment.
2.Addition to the stock: adding without dilution. Usual dosage: 0.01~0.4% on dry pulp.For actual application, the process should be adjusted according to correspondent sample-test. 
3. Addition to the calico whiting. Usual dosage: 0.01~0.4%. 80~100°Cdip-dye 30~40minutes.  

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Product Categories : Paper Dyes

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