Optical Brightening Agent BBU-480

Main composition 

Technical index  

Performance and Features  

1.  Convenient in application, suitable for continuous addition。

2.  Good fluorescent whitening performance in the pulp, surface sizing and coating processes.

Application Methods:

1.  During coating, it can be added in any process. It has better performance with the carrier of CMC, PVA and starch. Usual dosage: 0.05~0.4% based on dry pigment.

2.  During surface sizing, it has better performance with the carriers of CMC, PVA and starch. Usual dosage: 0.1~3g/L.

3.  It can be directly added into the pulp, when being added, should avoid adding together with the other cationic chemicals or directly contact, mix. Adding in the pulp, the proportion based on weight of between OBA and absolutely dry pulp is 0.01~0.4%.

Packaging and Storage  

Packaging with 25kg bag or special packaging according to customers, more than two years of stability，store at the place with room temperature.