Masterbatches, by which is meant concentrated preparations of additives which may be added to polymeric materials prior to the production of articles therefrom to give a desired effect in the mass to the articles, are well known to and widely used by the plastics industry. The traditional solid masterbatch comprises a high concentration of additives such as coloring substances (dyestuff or pigment) and processing or functional substances (stabilizer, flame retardant, etc.) in a solid carrier which is typically a polymeric material. Eklingjee Offers Stearates is used as a lubricant and stabilizer in the production of PP. As a pigment dispersant in Masterbatch. Due to its properties of transparency it is used in impact glass applications, such as polystyrene for glass and other clear polymers. As a metal releasing agent in polyurethane.