polyisocyanurate

English

Etymology

poly- +‎ isocyanurate

Noun

polyisocyanurate (plural polyisocyanurates)

  1. (organic chemistry) A form of polyurethane polymer, based on cyanuric acid, formed from a polyhydroxy alcohol and a diisocyanate; it forms foams that are used for thermal insulation

Synonyms
  • PIR (abbreviation)
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