| 摘要 |
Described are flexible polyurethane foams having bulk densities of from 15 to 60 kg/m<3> and a load bearing capacity, under a compression of 40%, of at least 50 N, obtained by means of the reaction of a modified polyisocyanate with a compound containing terminal activated hydrogen atoms, agents different from chloro-fluoroalkanes being used as foaming agents. |
