Life-Cycle Assessment of Recycling Postconsumer High-Density Polyethylene and Polyethylene Terephthalate

<table class="table-group" id="tab8"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Material</td><td class="align_center">Energy demand (MJ/kg)</td><td class="align_center">Greenhouse gas emissions (kg CO<sub>2</sub> eq. per ton)</td><td class="align_center">Solid waste recycled (kg per ton of resin)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">PET</td><td class="align_center">71.2</td><td class="align_center">2,746</td><td class="align_center">142</td></tr><tr><td class="align_left">HDPE</td><td class="align_center">79.67</td><td class="align_center">1,822</td><td class="align_center">74.6</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Virgin resin data for PET and HDPE production [<a href="/journals/ace/2020/8905431/#B37" target="_blank">37</a>].</div>

Advances in Civil Engineering

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Table 8

Table 8: Life-Cycle Assessment of Recycling Postconsumer High-Density Polyethylene and Polyethylene Terephthalate 