Polymer processing aid masterbatch is a specialized additive used in the plastics industry to improve the processing characteristics of polymer materials during manufacturing. It helps enhance the melt flow properties, reduce processing defects, and improve the overall efficiency of the polymer processing.
| Appearance | Granule/Pellets |
|---|---|
| Color | Natural |
| Carrier Resin | PE |
| Active Ingredients | ≈ 3 % Fluoro-polymer complex |
| Thermal Stabilizer | Yes |
| Melf Flow Index | 0.9 gr/10min. (@ 190 °C ,2.16 kg) |
| Specific Density | ≈ 0.91 gr/cm3 |
| Appearance | Granule/Pellets |
|---|---|
| Color | Natural |
| Carrier Resin | PP |
| Active Ingredients | ≈ 3 % Fluoro -polymer complex |
| Thermal Stabilizer | Yes |
| Melf Flow Index | 6.2 gr/10min. (@ 230 °C , 2.16 kg) |
| Specific Density | ≈ 0.89 gr/cm3 |
Polymer processing aid masterbatch consists of active ingredients dispersed in a carrier resin that is compatible with the base polymer. The active ingredients can include lubricants, surfactants, slip agents, and other additives that facilitate the flow and processing of the polymer.
The active ingredients in the masterbatch work by reducing the friction between polymer chains during processing. This helps to decrease melt viscosity, improve melt flow, enhance mold filling, and reduce processing defects such as melt fracture, die build-up, and surface imperfections. The additives in the masterbatch act as internal lubricants, improving the polymer's processability without negatively impacting its physical properties.
Improved melt flow and processing efficiency: The reduced friction within the polymer melt results in better flow properties, faster processing, and increased throughput.
Reduced processing defects: By minimizing melt fracture, die build-up, and surface imperfections, the masterbatch helps to produce high-quality plastic products.
Enhanced mold release: The slip agents and lubricants in the masterbatch facilitate the easy release of the polymer from the mold, reducing the risk of sticking and improving demolding.
The concentration of polymer processing aid masterbatch required depends on factors such as the specific polymer type, processing conditions, and the desired improvements in processing. It is essential to determine the optimal concentration through testing and evaluation to achieve the desired processing enhancements without compromising the overall performance of the polymer.
Polymer processing aid masterbatch should be compatible with the base polymer to ensure effective dispersion and compatibility. Compatibility testing is necessary to ensure the masterbatch integrates well with the polymer matrix and does not cause adverse effects on the final product's properties.
Polymer processing aid masterbatch is typically added to the polymer resin during the compounding or extrusion process. The masterbatch is uniformly mixed with the base polymer to achieve even distribution of the additives throughout the polymer matrix.
When selecting a polymer processing aid masterbatch, it is important to consider factors such as the specific polymer type, processing conditions (temperature, shear rates), and end-use requirements. Different masterbatches may offer varying performance benefits, and the selection should be based on the specific needs of the application.
The information provided herein is based on our current knowledge and is intended to offer general guidance on products and their applications. It should not be construed as a guarantee of specific product properties or their suitability for a particular purpose. Due to the wide variability of conditions in product usage, which are beyond MKEY's control, users must independently assess whether MKEY products are suitable for their intended applications prior to use.
The quality of our products is warranted in accordance with our General Terms and Conditions of Sale, which are currently in effect or may be updated in the future. Technical information, test data, and advice provided by MKEY personnel are based on our best knowledge and reliable tests. However, it is assumed that recipients of such information possess the necessary expertise and technical skills to analyze test methods and conditions, as well as handle and utilize raw polymers and related compounding ingredients effectively.
