Plastics — Polyols for use in the production of polyurethanes — Determination of degree of unsaturation for polyols by Raman spectrometric method
NORM herausgegeben am 14.10.2026
Bezeichnung normen: ISO 24862:2026
Ausgabedatum normen: 14.10.2026
Zahl der Seiten: 19
Gewicht ca.: 57 g (0.13 Pfund)
Land: Internationale technische Norm
Kategorie: Technische Normen ISO
Description / Abstract: This document specifies a method to measure the total unsaturation of polyether polyols used in the production of polyurethanes by a Raman spectrometric method. It is not applicable to unsaturated compounds that are conjugated with a carbonyl group, a carboxyl group, or a nitrile group.