Journal ArticleDOI
Modelling of rheological and chemical properties of asphalt binder considering SARA fraction
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TLDR
In this article, a column chromatography was applied to collect sufficient SARA (Saturates, Aromatics, Resins and Asphaltenes), and the Dynamic Shear Rheometer (DSR) test was used to develop the viscoelastic master curves for binders and their subsets.About:
This article is published in Fuel.The article was published on 2019-02-15. It has received 117 citations till now. The article focuses on the topics: Dynamic shear rheometer & Asphaltene.read more
Citations
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Journal ArticleDOI
Use of Linear Viscoelastic Functions to Estimate the Aging Resistance and Internal Structure of Bituminous Binders
TL;DR: In this article, a summary of the aging indexes derived from the master curves is reported and discussed, where the indexes are applied to a bituminous binder either with or without the addition of an organo-modified layered silicate.
Journal ArticleDOI
Comparative Evaluation of Methods for Removing Residual Mineral Fillers during Bitumen Extraction and Recovery Based on FTIR
TL;DR: Asphalt extraction and recovery are essential steps before characterizing components and properties of aged asphalt binders for recycling the reclaimed asphalt pavement (RAP) as mentioned in this paper, which is the most commonly used method for asphalt removal.
Journal ArticleDOI
The Fingerprint Identification of Asphalt Aging Based on 1H-NMR and Chemometrics Analysis
TL;DR: In this article , the chemical structure of asphalt aging was analyzed and identified based on 1H-NMR quantitative technology and chemometrics analysis, and the characteristic full component information of 30 asphalt samples before and after aging from 5 different oil sources was measured by 1H NMR and the results were converted into a data matrix.
Book ChapterDOI
Rheological Properties of Derived Fractions Composed of Aromatics, Resins, and Asphaltenes
Feipeng Xiao,Jiayu Wang +1 more
TL;DR: In this paper, the authors reveal the rheological properties of various fractions composed of aromatics, resins, and asphaltenes, and show that resins showed the most sensitivity to temperature change among all the fractions.
Journal ArticleDOI
Rheological evolution mechanisms of asphalt binder and mastic under freeze-thaw cycles
TL;DR: In this paper , the effect of freeze-thaw cycles on asphalt binder and mastic properties was analyzed using bending beam rheological (BBR) tests and Fourier transform infrared spectroscopy (FTIR) analysis.
References
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Journal ArticleDOI
The colloidal structure of bitumen: Consequences on the rheology and on the mechanisms of bitumen modification
TL;DR: A general picture of bitumen structure is shown to emerge and it shows that a simple solvation parameter allows quantifying the effect of the asphaltenes on the rheological properties ofbitumen.
Journal ArticleDOI
Effect of ageing on bitumen chemistry and rheology
Xiaohu Lu,Ulf Isacsson +1 more
TL;DR: In this article, the effect of ageing on bitumen chemistry and rheology was studied, where seven bitumens were aged according to the thin film oven test and the rolling thin-film oven test (RTFOT) and the binders were characterised using infrared spectroscopy, chromatography and dynamic mechanical analysis.
Journal ArticleDOI
Composition of asphalt based on generic fractionation, using solvent deasphaltening, elution-adsorption chromatography, and densimetric characterization
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New direct observations of asphalts and asphalt binders by scanning electron microscopy and atomic force microscopy
TL;DR: In this article, a network of asphaltene molecules with regard to asphalt gel was revealed by using atomic force microscopy (AFM) and SEM observations with very low resolution.