Optical Brightener can absorb UV light then emit visible blue light to reduce the yellowish and make the products more white.Optical Brightener for paper industry is one of the most important part of optical brighteners application.
Optical Brightener BBU
Appearance:straw yellow uniform powder
Brightness:similar to-quite low
Intensity:100(conmpare with standard)
Water content,% ≤:5
Insoluble matter in water,% ≤:0.5
Fineness(180um residue),% ≤:10
Properties and use:
Cationic distyrene optical brightener, with medium solubility in water and purplish blue fluoresoence,Use in pulp brightening, surface sizing and coating, etc, Can also be used to brighten cotton,T/C blends,fiax, polyamide fibers,and light-color textiles.
Textile printing and dyeing:
Optical Brightener BBU is a very kind of optical brightener for paper industry,there are powder and liquid form,can be used directly.