塑料产品新变化今后几年，塑料产品将发生较大变化。这是随着原料新品种、新性能的不断出现，生产工艺不断发展以及改性塑料的诞生而随之发生的。薄膜类产品：在食品、果蔬保鲜、航空包装、肉类包装、冷冻包装等方面的用量越来越大，并向高档化发展。其材料主要向“降解”... New changes in plastic products Plastic products will undergo major changes in the coming years. This is accompanied by the continuous emergence of new varieties of raw materials and new properties, the continuous development of production processes and the birth of modified plastics. Film products: The use of food, fresh fruits and vegetables, air packaging, meat packaging, frozen packaging, etc., is becoming more and more popular, and it is developing to high-grade. Its material is mainly “degraded”...