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Reading Guide Polyetherimide (PEI) Plastic Polyetherimide Polyetherimide (PEI) is a member of the high-performance polyimide family of materials that also includes polyamideimide (PAI). PEI is an amorphous thermoplastic whose polymer structure contains ether (E) linkages attached to the polyimide (PI)

Reading Guide Polyethylene Naphthalate Plastic Polyethylene Naphthalate Short for polyethylene naphthalate. Polyethylene naphthalate (PEN) is one of the important members of the polyester family. It is a new and excellent polymer formed by the polycondensation of 2,6-naphthalene dicarboxylic acid dimethyl

Reading Guide Styrene Butadiene Styrene Block Copolymer Plastic Styrene Butadiene Styrene Block Copolymer SBS is the largest-volume (accounting for more than 70%), lowest-cost, and most widely used variety among SBCs. It is a triblock copolymer with styrene and butadiene as

Reading Guide Ethylene-vinyl alcohol copolymer Plastic Ethylene-vinyl alcohol copolymer EVOH, also known as ethylene-vinyl alcohol copolymer, is a thermoplastic material widely used in the food packaging industry due to its excellent barrier properties. EVOH excels in preventing the penetration of

Reading Guide Polyurethane Plastic Polyurethane Polyurethane (PU) is a synthetic resin widely recognized for its versatility and strength. As a polyurethane plastic material, it combines the flexibility of rubber with the toughness of plastic. This makes it an ideal solution

Reading Guide Polylactic Acid Plastic Polylactic Acid Polylactic acid has good thermal stability, a processing temperature of 170-230°C, good solvent resistance, and can be processed in a variety of ways, such as extrusion, spinning, biaxial stretching, injection blow molding, etc.