PVC PVC, plus ingredients to enhance its heat resistance, toughness, ductility, heat shrinkage temperature is low, cheap, popular. The top layer of this surface film is a paint, the middle of the main component is polyvinyl chloride, the bottom is the back coating adhesive. It is the world's favorite, quite popular and also widely used in a synthetic material. In the material that can produce three-dimensional surface film, PVC is the most suitable material. As PVC chlorine, combustion of chloride after the destruction of the Earth's ozone layer in the developed countries have been gradually unnecessary.