Descripción de los productos
Coace® W1C-3 es una poliolefina de anhídrido maleico con un tratamiento de fórmula especial.
The use of maleic anhydride polyolefin with special formula treatment as impact modifiers for PA compounds masterbatch represents a significant advancement in polymer engineering. These modifiers enhance the impact resistance, toughness, and overall durability of PA compounds without compromising other essential mechanical properties. Their application across various industries, from automotive to medical devices, underscores their versatility and effectiveness.
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Característica
| Apariencia | gránulos | ||
| Color | Blanco o amarillo claro | ||
| Índice de fusión(190℃,2,16kg): g/10min | 0.3-1.5 | g/cm 3 | ASTM D792 |
| Índice de fusión(190℃,2,16kg): g/10min | 0.3-1.5 | g/cm 3 | ASTM D792 |
| Contenido de anhídrido maleico | Medio | g/10min | ASTM D1238 |
| Densidad（g/㎤) | 0.89 | wt% | Método COACE[1] |
Notas[1] BAJA＜0,4wt%; Media(0,4wt%-0,8wt%); Alta≥0,8wt%
- Chemical Composition：Maleic anhydride polyolefin impact modifiers are composed of polyolefins grafted with maleic anhydride groups. The maleic anhydride functionality introduces reactive sites along the polymer chain, which can chemically interact with the polyamide matrix. This grafting process enhances the compatibility and dispersion of the polyolefin within the polyamide, leading to improved material properties.
- Special Formula Treatment： The special formula treatment refers to proprietary processes and formulations designed to optimize the performance of MAPO impact modifiers. This treatment enhances the dispersion, compatibility, and stability of the impact modifier within the PA matrix, ensuring consistent performance across various processing conditions and applications.
- Enhanced Compatibility：The maleic anhydride groups in MAPO impact modifiers provide sites for chemical bonding with the amine groups of polyamides. This chemical interaction improves the interfacial adhesion between the polyolefin and polyamide phases, resulting in better stress transfer and enhanced impact resistance.
- Thermal Stability：The special formula treatment also imparts excellent thermal stability to the MAPO impact modifiers. This ensures that the modifiers maintain their efficacy during the high-temperature processing of PA compounds, such as injection molding and extrusion.
Ventaja
1. Improved Impact Resistance
One of the primary advantages of using MAPO impact modifiers is the significant enhancement of impact resistance in PA compounds. The improved interfacial adhesion and stress transfer mechanisms enable the material to absorb and dissipate energy more effectively, reducing the likelihood of brittle fracture under impact conditions.
2. Enhanced Toughness
In addition to impact resistance, MAPO impact modifiers also improve the overall toughness of PA compounds. Toughness is a measure of a material’s ability to deform plastically without breaking, and the presence of MAPO modifiers allows for greater flexibility and elongation before failure.
3. Maintained Mechanical Properties
Unlike some impact modifiers that may compromise other mechanical properties, MAPO impact modifiers are designed to maintain the inherent strengths of the polyamide matrix. This means that while impact resistance and toughness are improved, properties such as tensile strength and modulus remain largely unaffected.
4. Resistance to Environmental Stress Cracking
MAPO impact modifiers enhance the resistance of PA compounds to environmental stress cracking (ESC). ESC is a common failure mode in polymers exposed to chemical environments and mechanical stress. The improved toughness and chemical resistance imparted by MAPO modifiers help mitigate this risk.
5. Versatility in Processing
The thermal stability and compatibility of MAPO impact modifiers ensure that they can be used in a wide range of processing methods, including injection molding, extrusion, and blow molding. This versatility makes them suitable for various manufacturing environments and applications.
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Aplicación
Aplicación típica
Para utilizar como modificadores de impacto para masterbatch de compuestos ignífugos de base PA6, PA66 y poliamida.
Se utilizan como compatibilizadores para mejorar la compatibilidad entre la poliamida y el polipropileno o el polietileno.
Typical Industry Applications
1. Automotive Industry
In the automotive industry, PA compounds modified with MAPO impact modifiers are used in various components that require high impact resistance and toughness. Examples include under-the-hood parts, such as engine covers and air intake manifolds, as well as exterior components like bumpers and fenders. The enhanced performance characteristics ensure durability and safety in demanding conditions.
2. Electrical and Electronics
The electrical and electronics industry benefits from PA compounds with improved impact resistance for the production of connectors, housings, and other components that need to withstand mechanical stress and potential impact during use and assembly. The improved ESC resistance also ensures longevity in harsh environments.
3. Consumer Goods
Consumer goods, such as power tools, sporting equipment, and household appliances, require materials that can endure repeated impacts and rough handling. PA compounds with MAPO impact modifiers offer the necessary durability and toughness, ensuring product reliability and customer satisfaction.
4. Industrial Applications
In industrial settings, PA compounds with enhanced impact properties are used in machinery components, gears, and protective housings. The robustness provided by MAPO impact modifiers ensures that these parts can handle the rigors of industrial use without premature failure.
5. Packaging
Rigid packaging solutions benefit from the toughness and impact resistance of modified PA compounds. This is particularly important for packaging that must protect delicate or valuable contents from mechanical damage during transportation and handling.
6. Medical Devices
Medical devices, particularly those used in orthopedic and dental applications, require materials that can endure significant stress and impact. The use of MAPO impact modifiers in PA compounds ensures that these medical devices meet the stringent requirements for performance and safety.
Gran fuerza técnica
Más de 10 técnicos experimentados en I+D impulsan la innovación continua.
