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POLYMERE ISOCYANATE [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2013-02-12

English

Subject field(s)
  • Chemistry
  • Plastic Materials
OBS

In some countries, "isocyanate plastic" designates polymers made by the reaction of polyfunctional isocyanates with other compounds.

OBS

In other countries, these products are called "polyurethanes" and "polyureas."

OBS

The reaction of isocyanates with hydroxyl-containing compounds produces polyurethanes having the urethane group –NH–CO–O–. The reaction of isocyanates with amino-containing compounds produces polyureas having the urea group –NH–CO–NH–.

OBS

isocyanate polymer: term standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Chimie
  • Matières plastiques
OBS

Dans certains pays, le terme «plastique isocyanate» désigne des polymères préparés par réaction d’isocyanates polyfonctionnels avec d’autres produits chimiques.

OBS

[Dans d'autres pays, les termes] «polyuréthannes» et «polyurées» [désignent] ces plastiques [...]

OBS

La réaction des isocyanates avec des composés contenant des groupes hydroxyles fournit des polyuréthannes possédant le groupe uréthanne –NH–CO–O–. La réaction des isocyanates avec des composés contenant des groupes aminés fournit des polyurées possédant le groupe urée –NH–CO–NH–.

OBS

polymère isocyanate : terme normalisé par l'Organisation internationale de normalisation (ISO).

Spanish

Campo(s) temático(s)
  • Química
  • Materiales plásticos
DEF

Prepolímero de masa molecular relativamente baja, empleada para la producción de polímeros poliuretanicos (la mayoría termoestables), es decir plásticos celulares y artículos de resina de fundición.

OBS

En algunos países, los plásticos designados como isocianatos son elaborados mediante reacciones de isocianatos polifuncionales con otros compuestos.

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