CPE is a type of thermoplastic elastomer and is superior impact modifier for PVC boardy products. It is used for production of various types of window profiles. Normally, Currently, CPE is the most generally adopted impact modified for PVC in profile industry.CPE modification is also applied in production of PVC pipes. Pipes modified by CPE will improve much in its impact resistance and ageing resistance. Especially, CPE is widely used in heavy caliber pressure-resistant liquid conveying pipes for increasing pressurization properties and increasing service...