一种电线护套PVC胶料及其制备方法

本发明公开了一种电线护套PVC胶料及其制备方法，一种电线护套PVC胶料包括以下组分：PVC粉末、增塑剂、填充剂、稳定剂、润滑剂、阻燃剂、助剂，其中，增塑剂至少包括己二酸二辛酯、己二酸聚酯型聚合物，所述助剂包括亚甲基双萘磺酸钠、硅酸镁、纳米铝矾土；一种电线护套PVC胶料的制备方法在于将各组分混合搅拌均匀后得混合料，将混合料挤出成型，制得电线护套PVC胶料。本申请制备的PVC胶料具有良好的柔韧性、耐低温性以及非移性，能够满足低温环境的使用需求。还能够减少由于增塑剂的扩散造成的环境污染以及PVC胶料性能降低的问题。 The invention discloses a wire sheath PVC rubber material and a preparation method thereof, the wire sheath PVC rubber material comprises the following components: PVC powder, a plasticizer, a filler, a stabilizer, a lubricant, a flame retardant and an auxiliary agent, the plasticizer at least comprises dioctyl adipate and an adipic acid polyester polymer, and the auxiliary agent comprises sodium methylene bis-naphthalene sulfonate, magnesium silicate and nano bauxite; the preparation method of the wire sheath PVC rubber material comprises the following steps: uniformly mixing and stirring the components to obtain a mixture, and carrying out extrusion molding on the mixture to obtain the wire sheath PVC rubber material. The PVC sizing material prepared by