Optical Brightener KCB

Optical brightener KCB is a yellow-green powder, non-toxic, tasteless, insoluble in water, tasteless, light and heat resistant, does not react with foaming agent, cross-linking agent, no exudation and extraction, and the maximum spectral absorption wavelength is 370 nm. Color blue violet, good light resistance, suitable for all plastics, especially in synthetic fiber and plastic products with a strong whitening effect. At the same time, it can also be used in coatings, paints, inks and other industries to whiten and brighten. Is widely used in plastic film, composite materials, plastic materials, etc., for polyolefin, PVC, foamed PVC, TPR, tpu, Eva and polyurethane foam plastics, synthetic rubber, such as better whitening effect, and can also be used to whiten the natural paint, paint, etc., has a good effect on foam plastics, especially the Eva, PE foam.