| 摘要 |
Aqueous coating material (Q) comprises at least an optionally saturated, and/or olefin saturated compound grafted ionically or non-ionically stabilized polyurethane, at least a surfactant or dispersion agent and at least an organic solvent, where the solvent is e.g. dimethylsulfoxide, sulfolane, 2-methyl-1-butanol, 3-methyl-1-butanol, 2-methyl-1-pentanol or hexylglycol. An independent claim is included for a method for the preparation of (Q) comprising mixing the polyurethane, surfactant or dispersion agent and organic solvent with water and homogenizing the obtained mixture. |
