Introduction Plasticizers are additives used to improve the flexibility, processability, and durability of polymer materials, particularly polyvinyl chloride (PVC). By inserting themselves between polymer chains,…

Introduction Impact modifiers are chemical additives used to improve the toughness and impact resistance of polymer materials, especially at low temperatures. Pure PVC resin is…

Introduction PVC is naturally a rigid and brittle material, especially at low temperatures. To improve its impact resistance and toughness, manufacturers add impact modifiers to…

Introduction ACR processing aids are copolymers composed primarily of methyl methacrylate, acrylate, and styrene. These additives are widely used in PVC formulations to improve processing…

Introduction Foaming agents are additives used to create a cellular or porous structure in plastic materials. During processing, these agents generate gas under specific conditions,…

Introduction Foaming agents are additives used to produce cellular or foamed structures in plastic and rubber materials. During processing, these agents decompose or expand to…