TERMIUM Plus®

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NUCLEATING AGENT [2 records]

Record 1 1994-02-08

English

Subject field(s)
  • Cryogenics
  • Atmospheric Physics
OBS

In cryogenics and supercooling, an agent which promotes the formation of ice crystals.

French

Domaine(s)
  • Cryogénie
  • Physique de l'atmosphère
OBS

En cryogénie et en surfusion, agent qui stimule la formation de cristaux de glace.

Spanish

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Record 2 1979-01-17

English

Subject field(s)
  • Chemistry
CONT

Crystallizing polymers, when cooled down from the unoriented melt, generally crystallize on heterogeneities such as catalyst remnants, dust particles and the like (...). Certain substances, when incorporated in a polymer melt, promote abundant nucleation. These substances are then called nucleating agents.

French

Domaine(s)
  • Chimie
CONT

En effet, des variations de composition permettent aux vitrocéramiques de s'adapter aux caractéristiques attendues d'elles: quant à l'agent nucléant (métal précieux, ions fluor, sulfures, etc.), il va permettre, si l'on nous autorise l'image, d'ensemencer le verre en germes de cristallisation.

Spanish

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