It offers hydrolitic stability and provide additional resistance to a wide spectrum of acids, alkalines, bleaches and solvents in many chemical applications. Polives 711 Bisphenol-A epoxy based, medium-high reactivity vinyl ester resin. They have hydrolitic stability and provide additional resistance to a wide spectrum of acids, alkalines, bleaches and solvents in many chemical applications. Ideal for hygienic food contact surfaces. Polives 701 Bisphenol-A epoxy based, medium-high reactivity, low viscosity vinyl ester resin. Polipol 391 Bisphenolic based, highly reactive and high molecular weighted unsaturated polyester resin which has very high chemical and thermal resistance as well as special BPA. It is both chemical and UV resistant and has excellent mechanical properties as well as good adhesion qualities. Polipol 381 Isophthalic acid/NPG based, highly reactive and high molecular weighted unsaturated polyester resin. Polipol 3801 Isophthalic based, high reactivity, unsaturated polyester resin which has good chemical resistance and high HDT values. It is suitable for hand lay-up, spray-up, and pultrusion production methods with its high chemical resistance and hydrolitic stability as well as excellent mechanical properties. Polipol 3872 Isophthalic based, medium-high reactivity, unsaturated polyester resin. It is suitable for hand lamination, spray-up, and pultrusion production methods with its high HDT values and excellent mechanical properties. Polipol 351 High quality orthophthalic based, medium-high reactivity, UPR for GRP parts production. It is suitable for hand lay-up and spray-up production methods with quick and easy fiber wet out and low volumetric shrinkage. Polipol 3401 Orthophthalic, low-medium reactivity, unsaturated polyester resin. Product Range of GRP Applications UPR / Unsaturated Polyester Resins.