thermoset
/ˈθɜːrmoʊˌsɛt/
noun
- A type of plastic or polymer that becomes permanently hard and rigid after being heated and cannot be remelted or reshaped.
- Thermosets are used to make durable items like electrical insulators.
- Unlike thermoplastics, a thermoset cannot be recycled by melting.
- The car's dashboard is made from a thermoset material.
Antonyms
adjective
- Describing a plastic or polymer that hardens permanently when heated and cannot be softened again.
- This thermoset resin is ideal for high-temperature applications.
- Thermoset plastics are common in kitchen countertops.
- The manufacturer switched to a thermoset polymer for better durability.