Research Article

Preparation Parameter Analysis and Optimization of Sustainable Asphalt Binder Modified by Waste Rubber and Diatomite

Figure 2

Response surface plots for the effect of preparation parameters on softening point. (a) Crumb rubber content ∗ shear speed, (b) diatomite content ∗ shear time, and (c) shear temperature ∗ storing time.
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(b)
(c)