Results 41 to 50 of about 25,816 (230)

Rheological properties of bitumen modified with a combination of FT paraffin wax (sasobit®) and other additives

open access: yesJournal of Civil Engineering and Management, 2016
Fischer–Tropsch paraffin Sasobit® is a popular Warm Mix Asphalt (WMA) modifier applied to improve physi­cal and rheological properties of bitumen. Although there are a number of studies investigating the effects of sasobit on bitumen properties, little ...
Hassan Fazaeli   +3 more
doaj   +1 more source

Rheological Evaluation of Modified Bitumen by EVA and Crumb Rubber Using RSM Optimization

open access: yesAdvances in Materials Science and Engineering, 2021
In the present study, ethylene-vinyl acetate (EVA) and crumb rubber (CR) were used as bitumen modifiers. The experiment was designed by response surface methodology (RSM) at different levels of modifier additives based on the central composite design ...
Mohamad H. Dehnad   +2 more
doaj   +1 more source

Complexity of the behaviour of asphalt materials in cyclic testing [PDF]

open access: yes, 2017
This paper compares the results obtained in two types of cyclic tension-compression tests, a time sweep test, constant strain amplitude, and a strain sweep test, increasing strain amplitude every 5000 cycles, called EBADE (standing for the Spanish words ...
Botella Nieto, Ramón   +4 more
core   +2 more sources

Investigation of the Temperature Performance of Bitumen Modified with Egg Shell Waste

open access: yesApplied Sciences
This study was conducted to improve the heat performance of bitumen. The effect of eggshells on the performance of bitumen was investigated. Eggshell waste was ground and mixed with bitumen at 1%, 2%, and 3% by weight.
İbrahim Erginer   +4 more
doaj   +1 more source

Engineering properties of bitumen modified with bio-oil

open access: yesMATEC Web of Conferences, 2018
The current high price of crude oils for bitumen production has led to various studies on the most economical way in replacing or reducing the amount of virgin bitumen as a binder in road pavement while increasing their pavement performance.
Rasman Maisarah   +7 more
doaj   +1 more source

Texture analysis of polymer modified bitumen images [PDF]

open access: yesInternational Journal of Materials Research, 2011
Abstract This study aims to analyze the textural features extracted from microscopic images of elastomeric and plastomeric type polymer modified bitumen (PMB) including five different types and contents of polymers. Fluorescence microscopy was used to capture microscopic images from thin films of PMB samples at different magnification scales (400×, 100×
Gumustekin, Sevket   +2 more
openaire   +4 more sources

Evaluating the role of aggregate gradation on cracking performance of asphalt concrete for thin overlays [PDF]

open access: yes, 2019
Thin asphalt concrete overlays are a maintenance technique that mainly restore the functional properties of pavements. One of the main issues in thin overlays is reflective cracking that can cause early deterioration and reduce their service life.
García Gil, Lívia   +2 more
core   +2 more sources

Analysis of the Effects of Ageing on the Cohesive Strength of Polymer-Modified Bitumen at Low Temperatures

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2018
The decay law on the ageing process of the cohesive strength of styrene-butadiene-styrene(SBS)- and polyethylene(PE)-modified bitumens at low temperatures was investigated. The rotated-thin-film oven test was used to age the two types of polymer-modified
Chuanfeng Zheng   +4 more
doaj   +1 more source

Investigation and optimization of waste LDPE plastic as a modifier of asphalt mix for highway asphalt: Case of Ethiopian roads

open access: yesCase Studies in Chemical and Environmental Engineering, 2021
Overwhelming increase in plastic waste since recent years became series ecological issue for both developed and developing countries. Compromising the large plastic waste potential in Ethiopia and poor pavement performance in the roads due to severe ...
Melkamu Birlie Genet   +2 more
doaj   +1 more source

Advanced Investigation of the Elimination of Methylene Blue From Wastewater Using Activated Carbon–Copper Oxide Nanowires: New Perspectives With Statistical Physical Modeling

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT In this study, the actual route of methylene blue (MB) dye adsorption by using fabricated polyfunctional activated carbon–copper oxide nanowires (AC@CuO‐NWs) from bulky wastewater bodies has been investigated. To better understand the exact pathway of the adsorption process, a prominent statistical physics formalism or grand canonical ...
Abdellatif Sakly   +7 more
wiley   +1 more source

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