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guo wai ju lv yi xi zai bao zhuang ling yu de ying yong
Author(s): 
Pages: 66-73+81
Year: Issue:  3
Journal: Qilu Petrochemical Technology

Keyword:  综合性能精密仪器耐腐蚀单位重量降低能耗聚氯乙烯包装材料食品包装资料报导矿泉水;
Abstract: <正> 自五、六十年代以后,塑料在包装领域的应用得到了迅速发展。与传统包装材料相比,塑料具有优良的综合性能:质轻、透明、防潮、气密、耐腐蚀、可方便地加工成外形美观,型式多样的包装容器,同时有利于包装工业自动化。它可以做成各种轻包装、重包装、中空容器以及各种杯、盘、盒、箱、网;还可以制成捆扎绳、打包带等;发泡塑料可用来包装各种家电设备及精密仪器。在包装市场上,塑料已取代了一部分棉麻、木材、玻璃、金属、纸等传统包装材料。采用塑料还可大大降低能耗。从生产单位重量产品的能耗来看,如把生产塑料的能
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