Satyen Polymers manufactures Resin for GRP/FRP Industry. Satyen Polymers manufactures and supplies Unsaturated Polyester Resin [UPR]. The Resin for GRP/FRP Industry - Ortho Gelcoat Type is a thixotropic, quick-curing superior phthalic anhydride and propylene glycol based unsaturated polyester resin for general coating thixotropic applications. It is neither waxed nor pre-accelerated and suitable for both hand lay-up application and gun spray application. The Resin for GRP/FRP Industry as good mechanical properties and water resistance and is resistance to mild chemicals and ultra-violet light, thus enhancing the durability of glass fibre reinforced plastics [GRP] products.