Results 31 to 40 of about 329 (177)

Reinforcement of Recycled Foamed Asphalt Using Short Polypropylene Fibers

open access: yesAdvances in Materials Science and Engineering, 2013
This paper presents the reinforcing effects of the inclusion of short polypropylene fibers on recycled foamed asphalt (RFA) mixture. Short polypropylene fibers of 10 mm length with a 0.15% by weight mixing ratio of the fiber to the asphalt binder were ...
Yongjoo Kim, Tae-Soon Park
doaj   +1 more source

Comparative study of ethanol foamed asphalt binders and mixtures prepared via manual injection and laboratory foaming device

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2019
The consistency of the ethanol foamed binders and mixtures prepared using asphalt binders foamed by the manual injection technique and laboratory foaming device were evaluated and compared in this study.
Mohd Rosli Mohd Hasan, Zhanping You
doaj   +1 more source

Long-Term Performance of Pavement Structures with Cold In-Place Recycled Base Course

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2021
Properly designed and maintained asphalt pavements operate for ten to twenty-five years and have to be rehabilitated after that period. Cold in-place recycling has priority over all other rehabilitation methods since it is done without preheating and ...
Audrius Vaitkus   +4 more
doaj   +1 more source

Aging mechanism of foamed asphalt under the coupling effect of salt-water-temperature

open access: yesCase Studies in Construction Materials
Compared to the hot-mixed asphalt, foamed asphalt significantly reduces harmful gas emissions and energy consumption. However, the effect of water usage on the performance and aging characteristics of foamed asphalt remains inconclusive.
Na Liu   +4 more
doaj   +1 more source

Characterization of Flame-Retardant Foam Asphalt [PDF]

open access: yesElastomers and Composites, 2012
This study was carried out to prepare a type of warm mix asphalt. Through urethane foam and emulsion asphalt preparation techniques a protocol of asphalt foam was made. Then three kinds of flame retardant agents were added in there to alleviate the inherent susceptability of asphalt and foam material to flame and thus flame retardant asphalt foam was ...
openaire   +1 more source

3D finite element modeling to predict the foamed sulfur asphalt marl soil mixes rutting behavior

open access: yesAin Shams Engineering Journal, 2019
This research was executed to predict and discuss the rutting behavior of marl soil treated with foamed sulfur asphalt (FSA) with the mixtures of the same soil treated with standard foamed asphalt (FA) for road bases structure.
Gamil. M.S. Abdullah
doaj   +1 more source

Experimental assessments of methanol-based foaming agent in latex modified foamed binders and warm asphalt mixtures

open access: yesJournal of Road Engineering, 2022
Latex is one of the natural rubbers that is used to enhance the performance of asphalt pavement for the last few decades. The presence of latex, which is categorized as an elastomer, helps to improve pavement performance and durability.
Mohd Rosli Mohd Hasan   +4 more
doaj   +1 more source

Effect of foamed asphalt on the properties of the asphalt mixture with reclaimed asphalt pavement

open access: yesRoads and Bridges – Drogi i Mosty
The paper presents the effects of foamed asphalt modified with synthetic wax (SWLC) and tall oil amidopolyamine (TOA) at 1.5% m/m and 0.4% m/m, respectively, on an asphalt mixture containing reclaimed asphalt pavement (RAP). The experimental plan and research methodology for determining the properties of the innovative foamed asphalt are presented. The
Mateusz Iwański   +6 more
openaire   +1 more source

Properties of ethanol-based foamed asphalt binders using the molecular dynamics (MD) method

open access: yesMaterials Research Express
The molecular structure models of asphalt binder, ethanol additive, and ethanol-based foamed asphalt were constructed through the Molecular Dynamics (MD) method.
Hui Yao   +2 more
doaj   +1 more source

Synthesis of functionalized polyolefins in a new continuous bench‐scale reactor apparatus

open access: yesAIChE Journal, EarlyView.
Abstract In‐reactor functionalized polyolefins (FPOs), produced by molecular catalysts, are a new class of polymer materials with applications ranging from high performance adhesives to bitumen compatibilization. In this work, we disclose a procedure for the synthesis of FPOs in a new Continuous Bench‐scale Reactor Apparatus (COBRA).
Miloud Bouyahyi   +7 more
wiley   +1 more source

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