NF EN ISO 1628-1
Plastics. Determination of the viscosity of polymers in dilute solution using capillary viscosimeters. Part 1 : general principles.
Le présent document définit les conditions générales nécessaires pour déterminer la viscosité réduite, la viscosité intrinsèque et la valeur K des polymères organiques en solution diluée
Le présent document définit les conditions générales nécessaires pour déterminer la viscosité réduite, la viscosité intrinsèque et la valeur K des polymères organiques en solution diluée
Cette norme définit les principes généraux de la détermination de l'indice de viscosité des polymères dilués. Elle sert de guide pour la mesure et l'expression des viscosités de ces polymères. Dans le cas des solutions de haut-polymères, habituellement "non newtoniens", on parle de viscosité apparente au gradient de vitesse correspondante.
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