Application of Styrene Maleic Anhydride Copolymer in ABS Resin
Styrene Maleic Anhydride Copolymer (SMA) is a high-performance copolymer made of styrene and maleic anhydride. Due to its excellent thermal stability and compatibility, it is widely used in the field of plastic modification, especially in ABS resin. . As an efficient modifier, SMA can significantly improve the heat resistance, mechanical properties and processing performance of ABS, providing a reliable solution for a variety of industrial fields.
Main applications of SMA in ABS resin
1.Improve heat resistance
ABS resin is widely used in home appliances, automobiles and electronics, but its poor heat resistance limits its use in high temperature environments. By adding SMA to ABS, its heat deformation temperature (HDT) can be significantly increased.
Experimental data: After adding 10% SMA, the heat deformation temperature of ABS can be increased by 5–10°C.
Advantages: Modified ABS can be used in high-temperature environments such as automotive interior parts and electronic product housings.
2.Improve mechanical properties
The addition of SMA can not only increase the hardness and tensile strength of ABS, but also improve its impact performance.
Application scenarios: In the field of engineering plastics requiring high strength, such as tool housings, medical equipment components, etc.
3.Improve processing performance
The high compatibility of SMA in ABS resin enables it to improve fluidity in the molten state, thereby enhancing the efficiency of injection molding and the surface finish of the product.
Advantages: Reduce molding defects, improve product appearance quality, and meet the needs of high-end appearance parts.
4.Improved chemical resistance
The polar groups of SMA can improve the resistance of ABS to chemical reagents, making it more suitable for use in harsh environments.
Typical applications: Chemical equipment housings and corrosion-resistant containers.
Basic Infomation
| Test Item | Test Standards | Test Data |
| Molecular weight and distribution | GPC | Mw=12~16*104.PDI=2.0~3.0 |
| Glass transition temperature/℃ | DSC | 160~210℃(Adjustable) |
| Initial decomposition temperature/℃ | TGA | 395-405℃ |
| Density | ASTM-D792 | 1.00~1.15g/cm3 |
| Appearance | NG | Off-white powder |
Why choose Yangchen Tech's SMA products?
1.High Purity and Excellent Quality
The purity of SMA provided by Yangchen Tech can reach 99%, ensuring its excellent modification effect in ABS.
The product has stable performance and is suitable for various industrial needs.
2.Customized Service
Provide SMA products tailored to customer needs to ensure that the technical requirements of different application scenarios are met.
3.Cost-effectiveness
Yangchen Tech adopts efficient production processes and provides competitive prices to reduce production costs for customers.
4.Technical Support
Provide a full range of technical guidance and after-sales service to ensure that customers can maximize the application value of SMA.
5.Global Supply Chain Capabilities
With a complete logistics system, we can quickly respond to customer needs and deliver products in a timely manner.
Warehouse of Yangchen Tech
The application of Styrene Maleic Anhydride Copolymer in ABS resin provides an important way to improve the performance of materials. As a professional SMA manufacturer, Yangchen Tech has become the preferred partner of many customers with its high-quality products, customized services and technical support.
If you are looking for a reliable SMA supplier, please contact Yangchen Tech now, we will serve you wholeheartedly!
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