Study on Conventional and Rheological Properties of Corn Stalk Bioasphalt/PPA Composite Modified Asphalt

<table class="table-group" id="tab12"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Index</td><td class="align_center">Creep rate</td><td class="align_center">Stiffness modulus (MPa)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">−12°C</td><td class="align_center">0.29</td><td class="align_center">80.2</td></tr><tr><td class="align_left">−18°C</td><td class="align_center">0.24</td><td class="align_center">249</td></tr><tr><td class="align_left">−24°C</td><td class="align_center">0.18</td><td class="align_center">370</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>BBR test results of neat asphalt.</div>

Advances in Civil Engineering

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Table 12

Table 12: Study on Conventional and Rheological Properties of Corn Stalk Bioasphalt/PPA Composite Modified Asphalt 