塑料包装因质轻、强度高、方便价廉等优良特性,自上世纪70年代以来在包装材料领域得到快速发展和广泛应用,极大地方便了人们的生活。但由于大部分塑料包装材料难以自然降解,其包装废弃物会形成永久垃圾,对环境造成污染。因此,在使用和对塑料包装材料进行设计时,应充分考虑塑料? Plastic packaging because of light weight, high strength, cheap and other fine features, since the 1970s in the field of packaging materials has been rapid development and widespread use, which greatly facilitates people’s lives. However, since most of the plastic packaging materials are difficult to be naturally degraded, their packaging waste can form permanent rubbish and cause environmental pollution. Therefore, in the use and design of plastic packaging materials, should give full consideration to plastic?