Fluorescent brightener OB-1 (FBA 393)

Fluorescent brightener OB-1 (FBA 393) by Hebei Xingyu Chemical is a fluorescent brightener. Has high melting point and strong stability, so it has very good heat resistance. Because this product's hydrophobic nature, it has good light fastness and for it has strong fluorescence. It can not only improve the whiteness of the products but also can improve the brightness, can be used like oil dissolving coloring agent in the plastics. Suitable for whitening chemical fibers, such as the polyester fibre, nylon fiber, polypropylene fiber and so on. Also suitable to be added into the conventional polymerization of polyester and nylon. Especially suitable for whitening the plastics of elevated temperature compaction.