【摘要】 研制了一种高效无毒纸浆消泡剂,其基本结构是聚醚的高级脂肪酸酯。并对酯化方法(包括催化剂的选择)和聚醚的分子量等进行了研究。更多还原

【Abstract】 The synthesis of defoaming agent for pulp with high effieiency and nonpoisonous were studied. Its basic structure is a long chain fatty acid ester of polyether. The effect of various esterification method, composition of catalysts and molecular weight of polyether on defoam ability were also studied.更多还原