Recycling of used plastics is an important problem for polymeric industry. Due to high firmness to influence of environment these materials are saved in the environment during a long period. However from the point of view of influence on an environment utilization of polymeric wastes can be examined as an important economic factor, as energy and materials enter the repeated use. It allows to shorten the use of natural resources, bring down extrass in an environment, to decrease the consumption of energy and, in addition, gives an economic value, it is here necessary, that the technique of the secondary processing allow to get a net and cheap product.