Lu 'an Qingsong Color Masterbatch Co., LTD. Polypropylene Color Masterbatch: Specialized colorant for Polypropylene materials!
Polypropylene masterbatch is a coloring additive specially designed for polypropylene (polypropylene) materials. It is made by scientifically blending colorants, polypropylene carrier resins and dispersion AIDS, and then granulating through melt extrusion. It can be uniformly blended with polypropylene raw materials, endowing polypropylene fibers and products with stable and diverse colors, and playing a key coloring role in the polypropylene processing field.
From the perspective of component design, polypropylene masterbatch needs to take into account both the coloring effect and the material properties of polypropylene. The core colorant should be selected as a type that can withstand the high temperature of polypropylene processing. Organic and inorganic pigments are commonly used categories. They can not only present rich tones but also remain stable in the high-temperature environment of polypropylene melt spinning or injection molding, without decomposition or discoloration. The carrier resin should belong to the same polypropylene system as polypropylene to ensure compatibility with polypropylene raw materials and avoid color spots and color streaks caused by uneven dispersion. Dispersing additives are used to optimize the distribution of colorants in the carrier, prevent additive agglomeration, and ensure the uniformity of the color of the finished product. The three need to be mixed in precise proportions to be compatible with the processing flow of polypropylene.
In terms of production process, Polypropylene masterbatch needs to go through three core steps: mixing, melt extrusion and granulation. First, add the colorant, polypropylene carrier resin and dispersant into the mixing equipment and stir until the components are uniform. Subsequently, the mixture is sent into a twin-screw extruder and melted and mixed within the temperature range suitable for polypropylene processing, allowing the colorant to fully integrate into the carrier resin. Finally, after cooling and shaping, it is cut into granules to form granular finished products. During production, the extrusion temperature and screw speed must be strictly controlled to prevent the colorant from becoming ineffective due to excessively high temperatures or the coloring effect from being affected by uneven mixing.
In terms of performance, the key indicators of polypropylene masterbatch focus on color stability and processing adaptability. It needs to have good temperature resistance, suitable for the processing temperature range of polypropylene from 180 to 230℃, to ensure stable performance during the coloring process. Color fastness is a core requirement, including lightfastness and wash fastness. When used in polypropylene textile products, it needs to resist fading caused by sun exposure and washing to maintain the color for a long time. At the same time, the compatibility with polypropylene must meet the standards to avoid affecting the mechanical properties of polypropylene products, such as breaking strength and toughness, due to component conflicts.
In terms of application scenarios, Polypropylene masterbatch covers multiple fields of polypropylene processing. In the production of polypropylene fibers, it can be added to the spinning raw materials to color polypropylene filaments and short fibers, and is used to make textile fabrics and home textile products. In the processing of polypropylene products, it is adapted to injection molding and extrusion processes to endow polypropylene pipes, fittings and daily necessities with colors, and achieve specification differentiation or appearance beautification through colors. With the expansion of polypropylene applications, polypropylene masterbatches are also developing in an environmentally friendly direction, using low-VOC and heavy metal-free eco-friendly colorants to better meet the demands of green processing.
Lu 'an Qingsong Color Masterbatch Co., Ltd. was founded in 2008. After years of development, it now has multiple advanced production lines, complete testing equipment, and has hired many technicians. It has a team of dozens of experienced employees. Lu 'an Qingsong Color Masterbatch Co., Ltd. specializes in the spinning and drawing of various materials such as non-woven fabric color masterbatch and polypropylene color masterbatch. BCF and other PP color masterbatches, as well as various environmentally friendly color masterbatches, functional masterbatches, blown film color masterbatches, injection molding color masterbatches, engineering plastic modified masterbatches and reinforced masterbatches. We undertake color matching production based on samples, featuring accurate color matching, fast speed and favorable prices.




