macromolecular demulsifier

例句：

1. 1. The macromolecular demulsifier is used to improve the dispersion of oil in water.
   该高分子乳化剂用于改善油在水中的分散性。
2. 2. The macromolecular demulsifier was found to be effective in reducing foaming during the reaction.
   研究发现，该高分子乳化剂在反应中能有效减少泡沫产生。
3. 3. The use of this macromolecular demulsifier can significantly enhance the stability of emulsions.
   使用这种高分子乳化剂可以显著提高乳液的稳定性。