... to bleaching of chloride, can impart excellent effect used in polyester fiber . its strong fluorescence makes it not only can ... -1 is Suitable for whitening chemical fibers, such as the polyester fiber, nylon fiber, polypropylene fiber and so on; suitable ... PP, hard PVC, ABS, EVA, polystyrene, polycarbonate, etc, suitable to be added into the conventional polymerization of polyester and nylon fiber ...