Figure 5 c shows that the 5 °C ductility exhibits a decreasing trend with increasing waste LDPE doping, and that it even falls below that of the virgin binder after exceeding 4% waste LDPE doping, indicating that waste LDPE weakens the low-temperature performance of asphalt.
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The Effect of Waste Low-Density Polyethylene/Plasticizer Diisononyl Phthalate on the Performance of Asphalt Binder.
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