MANUFACTURE OF CELLULAR POLYURETHANE ELASTOMER BY USING POLYETHER-CARBONATE DIOL AS STARTING MATERIAL

摘要

The invention relates to a process for the preparation of cellular polyurethane elastomers by reacting … …  a) organic and/or modified organic polyisocyanates with …  b) a polyether polycarbonate diol containing bonded polyoxytetramethylene glycol radicals having a mean molecular weight Mn (number average) of from 150 to 500, and optionally …  c) low-molecular-weight chain extenders and/or crosslinking agents, …  in the presence of …  d) blowing agents, …  e) catalysts and …  f) optionally additives and/or assistants. …