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单词 polyisocyanurate
释义

Definition of polyisocyanurate in English:

polyisocyanurate

noun
  • A polymer of cyanuric acid (a cyclic molecule with the formula (CHNO)₃), specifically as used for insulation purposes and as a fire retardant in a formulation which sets as rigid foam.

Origin

1970s; earliest use found in Analytical Chemistry.

Definition of polyisocyanurate in US English:

polyisocyanurate

noun
  • A polymer of cyanuric acid (a cyclic molecule with the formula (CHNO)₃), specifically as used for insulation purposes and as a fire retardant in a formulation which sets as rigid foam.

Origin

1970s; earliest use found in Analytical Chemistry.

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