thermoset

English Thesaurus

1. having the property of becoming permanently hard and rigid when heated or cured (adj.all)

antonym	:	thermoplastic,
definition	:	having the property of softening or fusing when heated and of hardening and becoming rigid again when cooled (adj.all)

antonym	:	thermoplastic,
definition	:	having the property of softening or fusing when heated and of hardening and becoming rigid again when cooled (adj.all)