前言聚氯乙烯(简称PVC)是世界五大通用塑料之一。PVC树脂由于具有良好的物理和化学性能,优异的柔韧性和机械性能,PVC是一种可通过模压、层合、注塑、挤塑、压延、吹塑中空等方式进行加工的产品,在加工过程中加入添加剂并采用适当工艺和设备,能生产包括板材、管材、异型材等硬制品以及薄膜、人造革、塑料鞋、塑料丝、电缆料、泡沫材料等软制品,广泛 Introduction PVC (referred to as PVC) is one of the world’s top five general-purpose plastics. PVC resin Due to its good physical and chemical properties, excellent flexibility and mechanical properties, PVC is a product that can be processed by molding, laminating, injection molding, extrusion, calendaring, blow molding hollow, Add additives and the use of appropriate technology and equipment, can produce, including plates, pipes, profiles and other hard products as well as films, leather, plastic shoes, plastic wire, cable materials, foam and other soft products, a wide range