(Epoxy ester) at room temperature, the product is light yellow liquid, is a kind of vegetable oil as raw material, new auxiliary plasticizer. It can effectively replace Dioctyl phthalate (DOP), the goods and with the use of phthalate plasticizers in PVC products processing, can use the amount of 5-20 copies. Good compatibility, low volatility, good stability on the role of light and heat, suitable for all PVC products, leather processing in the PVC film or the use of better performance. In addition the product is also widely used in sheet, pipe, plastic shoes, furniture, Edge and other industries.