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 More1. It is suitable for whitening polyester fiber, nylon fiber, polypropylene fiber and other chemical fibers. 2. Suitable for whitening and brightening of polypropylene plastic, rigid PVC, ABS, EVA, polystyrene, polycarbonate, etc. 3. It is suitable for adding in the conventional polymerization of ......
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