| 摘要 |
Polymers which contain in their chain units of an ester of an unsaturated alcohol are mixed in an extruder in the molten state with either dibutyltin dilaurate and a primary aliphatic alcohol from the group consisting of monoalcohols, diols, polyols or mixtures thereof, or with sodium methoxide, potassium methoxide, lithium methoxide or tetrabutylammonium hydroxide and a primary aliphatic alcohol from the group consisting of > C4-monoalcohols, diols, polyols or mixtures thereof, in a molar ratio between functional alcohol groups and ester groups of </= 3. |
