目前,在包装产业中,软包装以绚丽的色彩、丰富的功能、形式多样的表现力,成为货架销售最主要的包装形态之一。近年来,国内软包装行业的进步极大地促进了食品、日化等行业的发展,然而,软包装的大量使用造成的垃圾污染已成为世界性难题。北京市作为拥有1700多万人口的大都市,对软包装产品的消费量更是惊人,由此造成的环境污染和垃圾处理难 Currently, in the packaging industry, flexible packaging with brilliant colors, rich features, various forms of expression, as shelf sales of the most important form of packaging. In recent years, the progress of domestic flexible packaging industry has greatly promoted the development of food, cosmetic and other industries. However, the garbage pollution caused by the extensive use of flexible packaging has become a worldwide problem. As a metropolis with a population of more than 1700 million, Beijing consumes more than enough soft-package products. As a result, environmental pollution and waste disposal are hard to come by