| abstract |
The present invention relates to a polyisocyanate, b) a mixture obtainable by introducing an alkali metal or alkaline earth metal salt into a compound comprising urethane groups, c) a compound comprising at least one epoxide group, and, optionally, d) a polyol, e) a chain extender, and f) a filler and further additives are mixed to form a reaction mixture and the mixture is completely reacted to produce a polyurethane, wherein the urethane group in compound (b) is The amount of alkali metal or alkaline earth metal ion per equivalent is 0.0001 to 3.5. The invention also relates to the polyurethanes obtainable in this way and to the use of these polyurethanes for the production of body parts for vehicles. |