This product is a non-polluting antioxidant, suitable for natural rubber, synthetic rubber and latex, heat, light, flexure, weather and other aging has good protection effect. Mainly used in the manufacture of rubber shoes, rubber cloth, latex sponge, white products, brilliant products. In particular, it has a very obvious effect on improving the smoothness of rubber shoe girth. This product is the most ideal substitute for antioxidant SP-C, the basic dosage of 0.3-2.