The white substance generally absorbs the blue light of 450 to 480nm in visible light slightly, resulting in insufficient blue color, which makes it slightly yellowish and gives people a sense of staleness. To this end, people have taken different measures to whiten and brighten the items.
Read MoreThere are many kinds of fluorescent whitening agents, and all kinds of plastic whitening agents have their relatively suitable whitening agents.
Read MoreOptical Brighteners KCB is mainly used for whitening synthetic fibers and plastic products and has obvious brightening effect on colored plastic products. It is widely used in plastic films, film pressing molding materials, injection molding materials, etc.
Read MoreNow many people confused if the washing powder which kind is better? optical brightener detergent is good or without optical brightener is better ?As a manufacturer and professor we can tell you ,optical brightener detergent is no harm for you skin,almost all the big brand detergent brand use optica......
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