WebApr 14, 2024 · Phase separation or poor storage stability is a major concern with modified binders especially during its usage and thermal storage at elevated temperatures. WebThe phase separation process in unstable PMBs is captured by fluorescence microscopy at the storage temperature (180 °C). A coupled phase-field model of diffusion and flow is developed to simulate and ... (SBS) modified bitumen starts with adding SBS modifier into the preheated bitumen (usually 180 °C);
Viscoelastic phase behavior in SBS modified bitumen studied by ...
WebMar 28, 2024 · The observed phase structure was consistent with the previous report and was mainly attributed to the phase separation [11, 17, 22]. Figure 2. ... The larger SBS phase size indicated lower interfacial tension between SBS/PP interfaces [15, 18, 19]. The lower interfacial tension was more easily destroyed under the condition of stress stimuli ... WebMar 20, 2024 · Styrene-butadiene-styrene triblock copolymers (SBS) Phase separation Phase inversion Secondary phase separation Double phase separation 1. Introduction … charles chance obituary
Correlation between phase separation and rheological behavior in ...
WebPhase inversion can be carried out through one of four typical methods: [1] Reducing the temperature of the solution Immersing the polymer solution into anti-solvent Exposing the polymer solution to a vapor of anti-solvent Evaporating the solvent in atmospheric air or at high temperature WebApr 27, 2024 · The preparation process of SBS/PTW high-viscosity modified asphalt is shown in Figure 1 and involves the following steps: (1) the solubilizer and polymer SBS were added to the AH-70 matrix asphalt, and the mixture was stirred at a speed of 500 r/min for 20 minutes at 165°C by an electric mixer. WebApr 14, 2024 · In view of the gas-liquid two-phase flow process in the oxygen-enriched side-blown molten pool, the phase distribution and manifold evolution in the side-blown furnace under different working conditions are studied. Based on the hydrodynamics characteristics in the side-blown furnace, a multiphase interface mechanism model of copper oxygen … charles chan barrister