塑料包装材料具有质量轻、机械强度好、大部分透明、对氧及水蒸汽有良好的阻隔性、加工成型轻易、能源消耗少、价格低廉等其他材料无可比拟的优点，在近几十年内得到了飞速的发展。然而，塑料包装废弃物对环境的严重污染，使塑料包装材料遭受到“白色污染”的责难。但是，塑料 Plastic packaging materials with light weight, good mechanical strength, most of the transparent, good barrier to oxygen and water vapor, forming easy, less energy consumption, low prices and other materials incomparable advantages in recent decades Has been rapid development. However, the serious environmental pollution caused by the plastic packaging waste makes the plastic packaging material suffer from “white pollution”. However, plastic