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紙罐與塑膠罐包裝乾式食品之比較

Comparison of a Plastic Can and a Paper Container Used for Dry Food Packaging

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摘要


紙罐與塑膠罐適合乾式食品海苔之包裝,兩種罐均有配向聚丙烯薄膜(oriented polypropylene, OPP)內包裝可防水、隔絕氧氣及保存香味;紙罐物理性質低於塑膠罐,但廢棄物處理、回收利用、環境保護方面則相反,以阻光作用及環保、經濟觀點比較,紙罐可取代塑膠罐用於乾式食品包裝。

關鍵字

塑膠罐 紙罐 回收 再生

並列摘要


Plastic cans and paper containers era excellent raw materials for the food packaging industry. A good example is the intermediate packaging of nori, or dried seaweed hr e transparent plastic ran which is moisture proof and provides isolation from oxygen and aromas. In general, the physical properties of plastic are better than those of paper; usually nori is packed in cellophane then put in a plastic can. Unfortunately, from the viewpoint of environmental protection, the product seems be he over-packaged and thus exerts a high impact upon the environment. If the costs of waste treatment, the value of recycling to environmental protection and the property of light isolation are considered, then the paper container in better than the plastic ten fee use in the dry teed packaging industry.

並列關鍵字

plastic can paper container recyling regeneration

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