Standard Test Method for Polyurethane Raw Materials: Determination of Primary Hydroxyl Content of Polyether Polyols

Importancia y uso:

5.1 The primary hydroxyl content provides information about the relative reactivities of polyols in the urethane forming reaction with isocyanates.

Subcomité:

D20.22

Referida por:

E1899-23

Volúmen:

08.02

Número ICS:

83.080.20 (Thermoplastic materials)

Palabras clave:

NMR; nuclear magnetic resonance spectroscopy; polyurethane raw materials; primary hydroxyl, polyether polyol;