Abstract
The work aims to study the environmental impact of four production units of aluminum barrier laminated (ABL) tube and plastic barrier laminate (PBL) tube respectively, to provide references for the environmental impact assessment and process improvement of such packaging materials. The life cycle assessment (LCA) method was used to qualitatively and quantitatively analyze its impact on energy consumption and the environment. Through the eFootprint software, all life cycle assessments were completed online, including modeling, computational analysis and data quality assessment. According to LCA evaluation results, the two products had great impact on primary energy demand, climate change and eco-toxicity. The main impact came from production of composite blank web, injection molding of cap, shoulder and insert. Each ABL tube and PBL tube consumed 2.53, 2.18 MJ of primary energy, emitted 123, 70.5 g of gases that affected climate change, and released 0.012, 0.005 eco-toxic substances respectively. The conclusion is that within the boundary of the system studied, aluminum barrier laminate tube has higher impact on energy consumption and environment than plastic barrier laminated tube.
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LIN Ming-xiang, LIN Qin-bao, HUANG Wei-bin.
Environmental Impact Assessment of Two Kinds of Laminate Tube in Production[J]. Packaging Engineering. 2021(3): 121-127 https://doi.org/10.19554/j.cnki.1001-3563.2021.03.017
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