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  8. plastic (material)
  9. [plastic by property]
  10. thermoset
Scope note
A polymer with strong intermolecular bonding that becomes rigid by chemical reaction and that is not remeltable. Thermoset polymers are usually insoluble in most solvents. Examples of thermoset polymers are epoxies, silicones, and phenolics along with some polyesters and polyurethanes.
Accepted term: 17-Jun-2024