Sentence examples for changes of bitumen from inspiring English sources

However, these morphology changes of bitumen are inhibited obviously with the introduction of OEVMt, indicating the good thermal aging resistance of OEVMt modified bitumen with semi-exfoliated nanostructure.

Aging changes the chemistry of bitumen and this adversely affects bitumen's adhesion with aggregate.

Further, these mechanisms cause formation of free radicals resulting in change the composition of bitumen.

Furthermore, the effect of five different sonication frequency conditions, 378, 574, 860, 992, and 1173 kHz, with different power inputs from 16.67% to 83.33% on change in viscosity of bitumen was investigated.

The effect of acoustic cavitation under different conditions of sonication frequencies (low- to high- frequency range) and power inputs on asphaltene content, rheological changes, and metal content of bitumen was investigated in this study.

Results indicated that the addition of organo-montmorillonites can change the fatigue properties of bitumen under a stress control mode.

This paper presents some experimental results on property changes due to thermo-oxidative aging of bitumen modified by styrene butadiene styrene (SBS) and ethylene vinyl acetate (EVA) copolymer incorporated at various concentrations, i.e. 3, 5 and 7 wt.%.

Following the determination of optimum RAP content along with the suitable WMA additive prepared at B50/70 bitumen, the grade of bitumen has been changed and the effects on the variation of RAP contents have been investigated.

Addition of waste PF into CTP caused changes of group composition of the bitumen.

Addition of waste PET into CTP cased changes of group composition of the bitumen.

Those opposed to the project say that it would accelerate climate change by speeding the energy-intense extraction of bitumen in Alberta, could pollute waterways along the project's route and would do little to help the U.S. economy.