Widely used in food packaging and other fields. It has good mechanical properties, heat resistance, chemical resistance, electrical insulation, processability, barrier properties, and recyclability. However, it also has disadvantages such as poor light resistance and a tendency to generate static electricity.

High transparency and good colorability. PS plastic is easy to process and can be made into various plastic products through injection molding, extrusion, blow molding, thermoforming, and other methods. PS plastic is recyclable and has a relatively low environmental impact. It is often used to make disposable containers and lunch boxes, and can withstand boiling water temperatures.