Zinc Stearate serves as an internal lubricant in molded rubber production and as an external lubricant or dusting agent with excellent anti-block properties. One of the most common Zinc Stearate uses in rubber manufacturing is as a release agent, as well as an activator for rubber vulcanization.In its finest form, zinc stearate has transparent properties and is used in the manufacture of varnishes and paints. It provides great dispersal ability and acts as a sealer for imperfections on the surface and as a thickener. In addition, it protects the paint from moisture due to its water-repelling properties.