Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by composition]
6. organic material
7. plastic (material)
8. [plastic by property]
9. [plastic by property: thermoplastic or thermoset]

Narrower term/s

• thermoset polyimide
• thermoplastic polyimide

Anotations

Scope note:

A superpolymer that maintains mechanical and chemical integrity above 400 degrees Fahrenheit for extended periods and has high strength and modulus of elasticity and excellent resistance to solvent, oil, and corrosive environment.