据轻工业部门提供信息,预计今后几年内,塑料制品将产生较大变化。其主要原因是,由于高新技术的应用,因而,塑料原材料不断发展,新品种、高性能的树脂不断出现,并且生产工艺不断改进以及各种改性塑料的增多等。 薄膜,在食品、水果蔬菜保鲜、航空包装、肉类包装、冷冻包装等方 According to information provided by the light industry sector, it is expected that plastic products will undergo major changes in the next few years. The main reason is that, due to the application of high technology, the continuous development of plastic raw materials, the emergence of new varieties, high-performance resins, and the continuous improvement of the production process and the increase of various modified plastics. Films, in food, fruit and vegetable preservation, aviation packaging, meat packaging, frozen packaging, etc.