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|Classification:||Chemical Auxiliary Agent||CAS No.:||16470-24-9|
|Other Names:||Optical Brightener||MF:||C28H18N2O2|
|EINECS No.:||240-521-2||Type:||Whitening Agent|
|Usage:||Textile, Paper, Plastic & Rubber Pigment||Purity:||99% ( Welcome Custom )|
|Appearance:||Yellow Powder||E Value:||260, 380 According To Customer Request|
|Application:||Textile, Paper||CI No:||220|
BBU 220 optical brightener for textile and paper
CAS No 1533-45-5
Appearance: yellow powder
Package: 20kg per carton, 25/30kg per fiber drum with PE liner, or as per the customers' requirements.
1.we can add it into paper pulp directly , the dosage is : 0.05—1.2%(to oven dry stock)
2.In the process of surface sizing, it has better whitening effect used together with CMC, PVA and starch. The dosage: 0.5—10g/L.
3.In the process of coating, it can be added at any position.it has better whitening effect used together with CMC, PVA and starch. The dosage: 0.1 1.1% (to the coating weight) Stored in closed containers at the temperature between 0-35°C,storage life is 6 months.
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