Products Description
As a chemical addition for asphalt modification, the modified asphalt/bitumen polyolefin alloy compatibilizer provides outstanding value and performance. This compatibilizer allows asphalt/bitumen materials to reach their maximum potential because of its superior compatibilization, reinforcing, temperature resistance, and age resistance.
Polyolefins are a group of polymers derived from olefins, such as polyethylene and polypropylene. They are commonly used in various industries due to their excellent chemical resistance, flexibility, and durability.
However, incorporating polyolefins into asphalt/bitumen mixes can be challenging because of their inherent incompatibility with asphalt.
A modified asphalt/bitumen polyolefin alloy compatibilizer is a substance that is added to asphalt/bitumen mixes to improve the compatibility between asphalt/bitumen and polyolefin materials. It acts as a bridge between these two components, enhancing their interaction and resulting in improved performance and properties of the asphalt/bitumen mixture.
Polyolefins are a group of polymers derived from olefins, such as polyethylene and polypropylene. They are commonly used in various industries due to their excellent chemical resistance, flexibility, and durability. However, incorporating polyolefins into asphalt/bitumen mixes can be challenging because of their inherent incompatibility with asphalt.
To address this issue, a modified asphalt/bitumen polyolefin alloy compatibilizer is developed. This compatibilizer typically consists of a modified asphalt/bitumen binder, which is formulated to have enhanced affinity and adhesion to polyolefin materials. The modification can involve various techniques, such as incorporating specific additives, altering the molecular structure, or blending with other polymers.
The compatibilizer helps improve the dispersion of polyolefin materials within the asphalt/bitumen matrix, resulting in a more homogenous mixture. It enhances the adhesion between asphalt/bitumen and polyolefins, leading to improved cohesion and strength of the overall material. Additionally, it can contribute to better resistance against aging, cracking, and rutting, thereby enhancing the performance and durability of asphalt/bitumen pavements.
The specific composition and properties of a modified asphalt/bitumen polyolefin alloy compatibilizer may vary depending on the intended application and the desired performance characteristics. It is often developed through extensive research and development efforts to optimize its effectiveness in asphalt/bitumen mixtures and meet specific performance requirements.
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Characteristic
| Performance | Numerical | Test Method |
| Density | 0.90 g/cm³ | ASTM D792 |
| Melt flow rate (200°C/5kg) | ＜0.5g/10min | ASTM D1238 |
| Maleic anhydride content | Medium | COACE Method1 |
| Moisture content | ≤0.3 % | Halogen RapidMoistureDetermination |
Note:The above data are typical values for testing and should not be interpreted as specifications.1 low <0.4wt%, medium 0.4-0.8wt%, high ≥0.8wt%
Advantage
- Better Mechanical qualities: The bitumen’s and asphalt’s mechanical qualities are enhanced by the use of the polyolefin alloy compatibilizer. It improves the modified asphalt’s tensile strength, elasticity, fatigue resistance, and deformation recovery, which leads to better performance and longer durability.
- Enhanced Rutting Resistance: The compatibilizer makes asphalt and bitumen more resistant to rutting, especially under hotter conditions. It increases the material’s resistance to long-term deformation from high traffic volumes, guaranteeing dependable and safe pavement performance.
- Excellent Adhesion: Aggregates and asphalt or bitumen adhere better thanks to the polyolefin alloy compatibilizer. Pavements survive longer because it strengthens the link between the aggregates and the asphalt matrix, lowering the possibility of aggregate loss, peeling, and moisture damage.
- Versatile Applications: The modified asphalt/bitumen containing the polyolefin alloy compatibilizer is used in parking lots, industrial pavements, road building, and airport runways. It provides flexibility and adaptation to various asphalt combinations, enabling the creation of unique solutions to satisfy certain performance standards.
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Application
Modified asphalt/bitumen
Polyolefin alloy compatibilizer
Solution by industry
There are several uses for the modified asphalt/bitumen polyolefin alloy compatibilizer, such as:
Road Construction: When modifying asphalt mixtures for road construction projects, the compatibilizer is employed. It ensures durable and highly effective road surfaces by enhancing the mechanical characteristics, rutting resistance, and aging resistance of the asphalt.
Airport Runways: Bitumen and asphalt are modified for use on airport runways using a polyolefin alloy compatibilizer. By strengthening the material’s resistance to rutting, cracking, and deformation under the weight of large aircraft, it ensures dependable and safe runway surfaces.
Parking Lots: The compatibilizer is used when modifying asphalt for driveways and parking lots. It guarantees long-lasting and aesthetically beautiful surfaces by enhancing the asphalt’s resilience to rutting and general performance.
Industrial Pavements: Ports, industrial facility roadways, and container yards use modified asphalt or bitumen that has been compatible with polyolefin alloys. It improves the material’s resilience to high temperatures, chemical exposure, and heavy loads, guaranteeing dependable and long-lasting pavements in difficult settings.
