The “Notice on Solidly Promoting Plastic Pollution Control” (hereinafter referred to as the “Notice”) jointly issued by nine departments including the National Development and Reform Commission, the Ministry of Ecology and Environment, the Ministry of Industry and Information Technology (hereinafter referred to as the “Notice”) proposes that starting from January 1 next year, in municipalities directly under the Central Government The use of non-degradable plastic shopping bags in shopping malls, supermarkets, pharmacies, bookstores and other places in built-up areas of cities in, provincial capitals, and cities separately designated in the plan, food and beverage take-out services, and various exhibition activities is prohibited, but rolling bags and fresh-keeping bags are not temporarily prohibited And garbage bags.
Commercially available bio-based degradable plastics include: polylactic acid (PLA), regenerated cellulose, starch plastics, polyhydroxy fatty acid ester polymers (PHAs), etc.
Commercialized petroleum-based biodegradable plastics include: polybutylene succinate (PBS), polycaprolactone (PCL), polyglycolic acid (PGA), carbon dioxide degradable plastics (generally refers to carbon dioxide and epoxy The polymer of propane ring (PPC), and a class of copolyesters, such as polyadipate/butylene terephthalate (PBAT), polyadipate/butylene succinate copolymer (PBSA) .