As a key material in the production of chemical fibers, the quality of chemical fiber masterbatch directly affects the spinnability, coloring effect and functional characteristics of the fibers. Improving the performance of chemical fiber masterbatches through system optimization is of great significance for achieving high-quality and high added value of fiber products.
1. Precise design of the formula system
The core of optimization lies in building a scientific formula system. The selection of carrier resin should follow the principle of compatibility to ensure that its chemical structure is similar to that of the matrix fiber and achieve good compatibility. The micro-nano treatment of pigments and functional additives is a key link. By reducing the particle size and using high-efficiency dispersants in combination, the uniformity of component distribution can be significantly improved. The dispersant molecules coat the pigment particles through anchoring, effectively preventing agglomeration and laying a foundation for subsequent processing.
Second, breakthroughs in processing technology innovation
Modern extrusion technology plays a decisive role in the quality of chemical fiber masterbatches. A co-rotating twin-screw extruder is adopted. By optimizing the screw configuration combination and establishing a reasonable temperature-shear field, the material is fully plasticized and uniformly mixed. The introduction of a melt pump can stabilize the output pressure and ensure the continuity of extrusion. The application of the precision filtration system can effectively retain undispersed particles and significantly enhance the cleanliness of the product. The improvement of the pelletizing process is dedicated to enhancing the regularity of particles and ensuring the accuracy of subsequent conveying and metering.
Iii. Comprehensive improvement in application performance
The ultimate goal of optimization is to meet the diverse spinning demands. By regulating the rheological properties of the chemical fiber masterbatch, it can be well matched with the base resin to ensure a stable and smooth spinning process. Functional integration has become an important development trend. Integrating multiple functions such as coloring, antibacterial, and antistatic into a single masterbatch not only simplifies the production process but also endows fibers with special value. Strictly controlling the ash and volatile matter content of chemical fiber masterbatches is of vital importance for maintaining the long-term stable operation of spinning assemblies.
Suzhou Baolidi Materials Technology Co., Ltd. was founded in May 1995, specializing in the production and research and development of chemical fiber solution coloring and advanced functional modification materials. Its main products include high-quality color masterbatches and functional masterbatches, environmentally friendly water-based nano color pastes, optical electronic inks, etc. Its application scope covers high-tech new materials fields such as chemical fiber products, the automotive industry, electronic and electrical products, and optical materials. Polaridi was successfully listed on the Growth Enterprise Market of the Shenzhen Stock Exchange in 2020.
