IC Application Note C–157 The chemical reaction of a polyisocyanate with polyols yields polyurethanes. Impurities in the polyol raw material have great impacts on the reaction rates and compromise the quality of the end product. In polyols, alkali metals belong…
Key words
polyol, conductivity, pmax, impacts, recording, cations, ultrapure, potassium, room, great, temperature, raw, rates, sodium, eluent