Polystyrene is one of the oldest industrial thermoplastic polymers, which has a wide range of applications. This bright, pure amorphous plastic has the advantages of easy processing, rigidity, dimensional stability and transparency, but its low impact strength limits its application.High impact polystyrene is a small amount of polybutadiene connected to the polystyrene matrix.

HIPS is widely used in many appliances and industries due to its convenient manufacture and low cost. Major industries and markets include packaging, disposable products, appliances and consumer appliances, toys and entertainment products, construction products and decorations. The largest single application of HIPS is packaging, especially in the food industry. The world consumption exceeds 30%.