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 former is …

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 exceptional …

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

Nov 7, 2025 · Polyetherimide (PEI) is categorized as an amorphous engineering thermoplastic. This material combines high mechanical strength with thermal stability, making it suitable for demanding …

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

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 includes …

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

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 similar physical …

What are the characteristics of polyetherimide? Polyetherimide (PEI) is an amorphous, high-performance polymer known for its exceptional thermal, mechanical, and chemical properties.

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, midpoint) and …