Our PIB Masterbatch is made in a unique percentage of special type Polyisobutylene that has a high molecular weight and LLDPE and Elastomers. It is the perfect composition of Polyisobutylene & processing additive dispersed in the polymer matrix suitable even for extreme climatic conditions. This PIB MASTERBATCH is available in the form of granules and is easy to mix during the production of Stretch Film, Cling Film, & Wrap Film (either Blown Film or Cast Film) of LLDPE OR LDPE as compared to PIB in liquid form.