Sep. 30, 2018
A mixture of a high concentration of color is prepared from a resin and a large amount of pigment (up to 50%) or a dye. A colored resin or article of designed pigment concentration can be obtained by blending a small amount of color masterbatch with an uncolored resin during processing. The advantages of using color masterbatch in plastics are no environmental pollution, simple coloring, accurate measurement, easy dispersion, and the like. Suitable resins are polyethylene, polypropylene, polyvinyl chloride and the like. Processing methods include extrusion, calendaring, and so on.
Products include pipes, sheets, wires and cables, fibers, artificial leather, and films.
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