In plastics almost all use synthetic resin. Resin is the most important ingredient in plastics, playing the role of adhesives, plastic can be the other components of the glue into a whole. Although the addition of various additives can change the nature of plastics, but the resin is to determine the type of plastic, performance and use of the fundamental factors.
The types of resins commonly used in plastic decorative materials are:
Polyethylene (PE), polyvinyl chloride (PVC), polystyrene (PS), phenolic (PF), urea aldehyde (UF), epoxy (EP), polyester (PR), polyurethane (PU), poly (methyl methacrylate) (PUMA), silicone (SI) and so on. According to the changes occurred in the heat, the synthetic resin can be divided into thermoplastic resin and thermosetting resin two kinds.