1、Thermosetting resin modified asphalt: A comprehensive review
This paper introduces several main thermosetting resin modified asphalts, including epoxy resin modified asphalt, thermosetting polyurethane modified asphalt, unsaturated polyester resin modified asphalt, and their composite modified asphalt.
2、C9 Petroleum Resin and Polyethylene
This study, based on 90# matrix asphalt binder, investigates the use of SBS, C9 petroleum resin, and polyethylene (PE) as modifiers to prepare high-viscosity modified asphalt binders.
3、Technical development of modified emulsion asphalt: A rev
Based on an extensive literature review, this study presents optimal modification methodologies and preparation schemes for various types of modified emulsion asphalt, establishes specific usage scenarios, and offers theoretical guidance to enhance its performance and expand its scope of application.
4、Study on Properties of C9 Petroleum Resin/SBS Composite
In order to study the effect of C9 petroleum resin (C9 PR) on SBS modified asphalt, C9 PR/SBS composite modified asphalt was investigated. The microstructure and rheological properties of C9 PR/SBS composite modified asphalt were characterized by fluorescence microscope and dynamic shear rheometer.
Effect of Aromatic Petroleum Resin on Microstructure of SBS Modified
Researchers have tried to use a variety of methods to improve the technical properties of SBS modified asphalt and achieved certain results. Among them, new modifiers are an important way.
Modification mechanism of C9 petroleum resin and its
In this paper, C9 petroleum resin was used as the raw material, and the microstructure of C9/SBS modified asphalt at a different time under different C9 petroleum resin content was studied by fluorescence microscope.
EffectofAromaticPetroleumResinonMicrostructureofSBS ModifiedAsphalt
APR has good compatibility with phenolic resin, cou- marone resin, polymerized styrene butadiene rubber (SBR), and SBS.
Thermosetting resin modified asphalt: A comprehensive review
The material composition, modification mechanism, and curing behavior of epoxy asphalt, thermosetting polyurethane modified asphalt, unsaturated polyester modified asphalt, and other...
Modification mechanism of C9 petroleum resin and its influence on SBS
In this paper, C 9 petroleum resin was used as the raw material, and the microstructure of C 9 /SBS modified asphalt at a different time under different C 9 petroleum resin content was studied by fluorescence microscope.
Thermosetting resin modified asphalt:A comprehensive review
Thermosetting resins have advantages such as high strength,corrosion resistance,and aging resistance,and have excellent prospects for practical application as asphalt modifiers.In order to promote the research of thermosetting resin modified asphalt,to provide direction for its further research,this paper reviews the research progress of ...
In modern transportation and construction industries, asphalt powder is a critical material whose performance directly impacts engineering quality and service life. traditional asphalt powder often suffers from poor temperature resistance and weak anti-aging capabilities, limiting its application in extreme environments. To address these issues, scientists have explored the use of modifiers to enhance asphalt powder performance. Among these, petroleum resin has been widely applied in asphalt modification due to its unique chemical structure, becoming a key factor in improving asphalt properties. This article delves into various aspects of petroleum resin-modified asphalt powder.
Petroleum resin is a high-molecular-weight polymer with excellent thermal stability, mechanical strength, and adhesive properties. Its incorporation into asphalt powder significantly improves heat and cold resistance, while enhancing UV resistance and water damage prevention. These characteristics enable petroleum resin-modified asphalt powder to maintain optimal performance under harsh conditions, extending its service life.
The applications of petroleum resin-modified asphalt powder are extensive. In road construction, it is used for paving highways, urban roads, and airport runways, improving surface smoothness, wear resistance, and skid resistance, thereby reducing traffic accidents. In bridge construction, it serves as a waterproof layer for bridge decks, protecting structures from moisture erosion and prolonging bridge lifespan. Additionally, it is employed in waterproof rolls and coatings, providing superior waterproofing solutions for buildings.
The production process of petroleum resin-modified asphalt powder is straightforward and cost-effective. First, petroleum resin and asphalt powder are mixed in specific ratios and heated to fully integrate. After cooling, crushing, and sieving, the modified asphalt powder is obtained. This efficient process ensures stable quality, meeting diverse engineering demands.
certain drawbacks exist. For instance, petroleum resin’s relatively high cost increases overall project expenses. While its anti-aging properties are improved, petroleum resin-modified asphalt powder still cannot fully replace traditional asphalt in extreme environments, where brittleness may occur.
To overcome these limitations, researchers are exploring new modifiers and technologies. A novel nanocomposite material has been developed to enhance anti-aging and fatigue resistance. Additionally, optimizing petroleum resin’s molecular structure improves compatibility with asphalt powder, amplifying its advantages.
As a high-performance construction material, petroleum resin-modified asphalt powder holds broad prospects. Through ongoing technological innovation and process improvements, its unique value will emerge in more fields. its contributions to environmental sustainability and harmonious coexistence with nature warrant attention.
