Polyetherimide (PEI; branded as Ultem[2]) is an amorphous, amber-to-transparent thermoplastic with characteristics similar to the related plastic PEEK. When comparing PEI to PEEK, the …

Polyetherimide (PEI) is defined as an amorphous engineering thermoplastic known for its high-temperature resistance and excellent mechanical and electrical properties, developed to …

Jul 9, 2025 · Polyether imide, often abbreviated as PEI, belongs to the family of amorphous thermoplastics. The top two features of PEI include high-temperature resistance and …

Explore the comprehensive guide on Polyetherimide (PEI), an advanced plastic, discussing its structure, properties, applications, and sustainability.

Polyetherimide (PEI) is a member of the polyimide family of high-performance materials that also includes polyamide imide (PAI). An amorphous thermoplastic, PEI’s polymeric structure …

Jun 23, 2025 · Polyetherimide (PEI) is a high-performance amorphous thermoplastic known for its impressive combination of thermal stability, mechanical strength, chemical resistance, and …

PEI polymer is an amorphous thermoplastic with high mechanical strength and rigidity. It is commonly referred to as ULTEM TM plastic or ULTEM TM material. The PEI plastic has …

Polyetherimide (PEI) is completely amorphous and belongs to the high-temperature plastics, as reflected by the high glass transition temperature of approx. 217°C in the 2nd heating (green, …

Dec 11, 2023 · Polyetherimide, often referred to by its trade name ULTEM™, is a high-performance thermoplastic known for its outstanding thermal, mechanical, and electrical …

Polyetherimide is a highly versatile thermoplastic polymer that combines exceptional thermal stability, strength, and chemical resistance. Its ability to perform in extreme environments …