Optical brighteners
NPO CHEM-INVEST LLC introduces a line of fluorescent whitening agents, also called optical brighteners, designed to enhance the brightness of the color, to reduce the effect of yellowness.
Optical brightener OB
Suitable for use in all types of thermoplastics, plastics and masterbatches. Used in polyester fiber, water based ink, printing ink. More >>
Optical brightener OB-1
It is a universal optical brightener for polymers. This product has a good thermal stability and compatibility with many polymers and fillers. It allows to increase the brightness of the product when using the budget components.. More >>
Optical brightener KS
It is a multi-purpose optical brightener for plastics and synthetic fibers, with a brilliant whitening effect and neutral shade. Suitable for responsible compositions. Resistant to ultraviolet light.. More >>
Optical brightener KSN
It is a multi-purpose fluorescent optical brightener of the new generation for plastics and synthetic fibers, with a neutral blue tint, which allows to achieve a high whiteness in finished products. It is recommended for use in the production of weather resistant plastics. More >>
Optical brightener FL-s
Optical brightener for use in a wide range of transparent and pigmented water-dispersion compositions. They have a high thermo-resistance during the production and it can withstand extreme operating conditions. Resistant to freezing. More >>
Optical brightener FP
Designed specifically for the production of PVC and polystyrene products, it can also be used to brighten other thermoplastics, as well as coatings, synthetic fibers. More >>