| abstract |
The present invention relates to polyurethane elastomers having a defined crosslink density, to a process for the preparation of such elastomers using special polyether ester polyols and to their use, in particular for the production of microporous and macropolyurethane elastomer parts.n n n Polyurethane elastomers, polyetherester polyols, polyester polyols, polyisocyanates, blowing agents, prepolymers |