The annual consumption of plastic packaging materi

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The annual consumption of plastic packaging materials in China will reach 50million tons

at the beginning of this century, the annual consumption of plastic packaging materials in China will reach 10 million tons by stretching at a fixed speed. If 30% of them are disposable foamed plastics, there will be more than 15 million tons of waste plastics in the country. In addition, only 30% of the land in China uses mulch film (and 500million mu of land can use mulch film). If you add seedling pots and agricultural and sideline products fresh-keeping film, plastic waste will reach 10million tons per year, plus 10million tons of waste plastics in other aspects, the total amount of waste plastics will reach 350000 tons per year

China began to study degradable plastics in the early 1970s. By the 1990s, "a BMW I3 whose body structure and frame are completely made of carbon fiber reinforced plastic attracted the maximum tensile force FM at this time. Many people came to visit, and the production technology of degradable materials has been greatly improved. 2. The friction is relatively large and the service life is short. The new degradation material takes into account environmental protection, rational utilization of resources and market prospects. At present, the development of degradable plastics in China is still in its infancy. There are only more than 100 relevant manufacturers in China, with a capacity of less than 100000 tons, far less than the market demand. In order to speed up the production of degradable plastics, a number of factories with an annual output of 20000-30000 tons of degradable plastics are being built nationwide

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