PVC stands for polyvinyl chloride. PVC Resin can be said to be a material used in the manufacture of plastics and rubbers. Now, what is PVC resin? PVC resin can be said to be a white powder used to make thermoplastics. As is well known, PVC resin is a thermoplastic that softens when reheated. PVC resin is manufactured by polymerizing vinyl chloride monomers using a polymerization method.