Masterbatches are commonly used in polymer processing to incorporate color pigments or additives and antimicrobials into the polymer resin or other liquid. A masterbatch is a concentrated mixture of an additive encapsulated in a carrier material, such as PE or PP. The carrier is typically a polymer resin in a pellet or chip form, but liquid masterbatches are also available for certain materials and applications.
Polystyrene, commonly found in packaging and disposable products, poses significant environmental challenges due to its non-biodegradable nature. Recycling polystyrene not