... eliminated. Plastic Additives can be used as high-foam polyethylene, polystyrene foam additives, such as butane blowing agent with the ... . Moreover, the application of plastics additives products plastic foam surface is very smooth and clean bright, no shrinking ... on Polyethylene (PE), polypropylene (PP) Polyvinyl Chloride (PVC), polystyrene (PS) and other plastic raw materials have good compatibility, ...