An optimum technological condition for separating the diolefin substance from raw materials by the solvent precipitation from dially alcohol ketone acetate waste residue was determined.

• 通过分析双烯醇酮醋酸酯废渣的组成,提出溶剂沉淀法回收分离废渣中的产品和原料的工艺路线,确定了优惠工艺条件。