塑料包装材料的迁移与渗透及其相应对策韩兆让近年来，随着包装工业的发展，尤其是塑料工业的发展，塑料包装材料的质轻、美观、易加工等特点，深受包装业界的欢迎和厚爱。就目前统计而言，塑料包装材己占整个包装材料使用量的百力之五十以上，同时食品则占整个包装对象的... In recent years, with the development of the packaging industry, especially the development of the plastics industry, plastic packaging materials of light weight, beautiful, easy processing and other characteristics, welcomed by the packaging industry and Thick love. For the current statistics, plastic packaging materials accounted for the entire amount of packaging materials used in more than fifty hundred, while the food is the entire packaging object ...