Results 1 to 10 of about 193,847 (288)

Lipídios modificados obtidos a partir de gordura do leite, óleo de girassol e ésteres de fitosteróis para aplicação em spreads Modified lipids obtained from milk fat, sunflower oil, and phytosterol esters for application in tablespreads [PDF]

open access: yesQuímica Nova, 2008
The objective of this paper was to evaluate the modifications in milkfat properties with the addition of sunflower oil (SO) and phytosterol esters (PE) and chemical interesterification.
Juliana Neves Rodrigues Ract   +1 more
doaj   +4 more sources

Use and Influence of Tire Rubber Waste Powder in Bitumen Product [PDF]

open access: yesJournal of Engineering, Project, and Production Management, 2021
The waste generation from old rubber tires has been increasing and causing environmental degradation with the escalation of vehicles number especially in the cities.
Leopold Mbereyaho   +3 more
doaj   +1 more source

Physical/Rheological Characteristics of Bitumen Modified by SBS, ZnO, TiO2 and EVA Precursors [PDF]

open access: yesJournal of Chemical and Petroleum Engineering, 2021
Owing to climate conditions, heavy traffic loads, and increasing axial loads, conventional bitumen/asphalt should be modified. Bituminous materials are also vulnerable to aging during construction and service time of pavement, which will seriously affect
Fariba Karimian   +1 more
doaj   +2 more sources

Marshall stability of porous asphalt mixture incorporating kenaf fiber [PDF]

open access: yesArchives of Civil Engineering, 2022
Porous asphalt mixture (PA), known as open-graded surfaces over a stone bed underneath, allows water to go through. These factors can affect the porous asphalt mixture adhesive strength.
Nur Ezreen Jasni   +7 more
doaj   +1 more source

Study on softening characteristics of mudstones in shallow buried strata in Xinjiang and countermeasures for tunnel support

open access: yes矿业科学学报, 2021
The Xinjiang water conveyance tunnel is a shallow buried mudstone stratum. After the water absorption, the strength of the surrounding rock softens and large deformation occurs.
Zhang Yong   +5 more
doaj   +1 more source

One-Step Densification of Carbon/Carbon Composites Impregnated with Pyrolysis Fuel Oil-Derived Mesophase Binder Pitches

open access: yesC, 2020
Carbon/carbon (C/C) composites are conventionally manufactured by liquid-phase impregnation (LPI), in which the binder pitches and phenolic resins are impregnated into the composites, and by chemical vapor infiltration (CVI).
Jae-Yeon Yang   +4 more
doaj   +1 more source

Cellulose Microfibril and Micronized Rubber Modified Asphalt Binder

open access: yesFibers, 2021
Cellulose microfibrils (CMFs) and micronized rubber powder (MRP) can be derived from low or negative-cost agricultural/industrial waste streams and offer environment-friendly and cost-effective pathways to develop engineering products.
Ang Li   +6 more
doaj   +1 more source

Effect of Polymer on Bitumen Properties and its Performance Grade [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2008
With respect to the physical and mechanical limited qualities of bitumen, it benefits from certain specificability in application and its life service.
H. Ziari, S.M. Abtahi, A. Goli
doaj   +1 more source

Empirical Modeling of Viscosities and Softening Points of Straight-Run Vacuum Residues from Different Origins and of Hydrocracked Unconverted Vacuum Residues Obtained in Different Conversions

open access: yesEnergies, 2022
The use of hydrocracked and straight-run vacuum residues in the production of road pavement bitumen requires a good understanding of how the viscosity and softening point can be modeled and controlled.
Dicho Stratiev   +14 more
doaj   +1 more source

ASSESSMENT OF THE PROPERTIES OF ASPHALT MODIFIED WITH USED TIRES [PDF]

open access: yesCivil Engineering Journal, 2017
This study investigates the properties of asphalt mix modified with ground tire. The ground tire was introduced into the asphalt in a melted form at varying percentages of 2%, 4%, 6%, 8% and 10% by weight of the asphalt.
Olufikayo Aderinlewo
doaj   +1 more source

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