Results 21 to 30 of about 22,610 (232)

The properties of bitumen with different modifiers after a short-term aging process

open access: yesBudownictwo i Architektura, 2014
The aim of the study was a comparative feasibility studies of the influence of modern modifiers (Trinidad , Gilsonit , synthetic wax , adhesive agent ) for incorporating them to the bituminous mixture at low temperatures production.
Marek Iwański   +2 more
doaj   +1 more source

Fundamental Approaches to Predict Moisture Damage in Asphalt Mixtures: State-of-the-Art Review

open access: yesInfrastructures, 2020
Moisture susceptibility is still one of the primary causes of distress in flexible pavements, reducing the pavements’ durability. A very large number of tests are available to evaluate the susceptibility of a binder aggregate combination. Tests can
Hilde Soenen   +2 more
doaj   +1 more source

Chemical and physical properties of poly (lactic) acid modified bitumen

open access: yesAin Shams Engineering Journal, 2021
This study investigates the feasibility and effect of poly(lactic) acid (PLA) on bitumen modification. The chemical and physical properties were evaluated for the modified bitumen produced with varying percentages of PLA ranging from 3 to 9%.
Nashriq Jailani   +4 more
doaj   +1 more source

Laboratory Investigation of Using Calcium Lignosulfonate as an Oxidation Inhibitor in Bitumen

open access: yesAdvances in Civil Engineering, 2022
Asphalt mixtures are the major constituent of road constructions. Those mixtures expose to high-temperature levels during the construction process and their life cycle.
Saeed Fatemi   +2 more
doaj   +1 more source

Rheological Properties of Bitumen and Bitumen-Heptane and Bitumen-Heptanol Mixtures

open access: yes, 2021
The rheological changes and high viscosity of bitumen, arising from high molecular weight molecules in bitumen, are the main challenges for its production to the surface and its transportation in pipelines. To solve the environmental issues associated with bitumen recovery, such as greenhouse gas emissions from steam-based recovery processes, solvent ...
openaire   +2 more sources

Obtaining the retainer for waterproofing road bitumens [PDF]

open access: yesНанотехнологии в строительстве, 2021
Introduction. Bitumen is a mixture of hydrocarbons and hetero-organic compounds. It is one of the most popular building materials today. Due to the growing consumption of bitumen for various purposes, the requirements for its quality characteristics ...
Evgeniy V. Boev
doaj   +1 more source

Performance evaluation of waste polycarbonate as bitumen modifier

open access: yesThe Proceedings of the Nigerian Academy of Science, 2022
Modification of bitumen has been used to improve the properties of bitumen and bituminous mixes to mitigate the problems of bitumen at extreme and quiescent conditions.
Abdulfatai A. Murana   +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

Formulation of Emulsified Modification Bitumen from Industrial Wastes

open access: yesIndonesian Journal of Chemistry, 2019
The aim of this research was to characterize and analyze the formulation of emulsified modification bitumen (EMB) as well as the industrial wastes used in the formulation.
Mohd Najib Razali   +6 more
doaj   +1 more source

Storage Stability Of Bitumen Modified By The Addition Of Ground Rubber, Swollen SBS And Polymeric Short Fibers

open access: yesApplied Rheology, 2012
Bitumen is used as binder for asphalted roads worldwide. However the service life of asphalt roads is limited due to the viscoelastic properties of bitumen.
Navarro Gonzalez Manuel   +1 more
doaj   +1 more source

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