Ordinary polystyrene resin is a non-toxic, odorless, colorless transparent particle and glassy brittle material. Its product has high transparency, light transmittance of more than 90%, good electrical insulation, easy coloring, good processing fluidity, good rigidity and good chemical corrosion resistance.
The disadvantages of ordinary polystyrene are high brittleness, low impact strength, easy stress cracking, poor heat resistance and intolerance to boiling water.
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Polystyrene is easy to process and shape, and has the advantages of transparency, cheapness, rigidity, insulation and good printability. It can be widely used in light industry market, daily decoration, lighting indication and packaging. In electricity, it is a good insulating material and heat insulating material, which can be used to make various instrument shells, lampshades, optical and chemical instrument parts, transparent films, capacitor dielectric layers and so on.
Can be used for powder and emulsion cosmetics. Used in powder cake, it has good compressibility and can improve the adhesion of powder. Giving skin luster and lubricity, it is an advanced filler to replace talcum powder and silicon dioxide.
References:
Baidu encyclopedia-polystyrene