Polyester bottle flakes have a wide range of applications and production is gradually increasing

Polyester bottle flakes, also known as bottle-grade polyester chips, bottle-grade PET, etc., mainly refer to materials made by polymerizing polyester raw materials in the solid state and increasing the viscosity. At this stage, the production process of polyester bottle flakes in my country is gradually mature, mainly the direct esterification method. The production process mainly…