| 摘要 |
PROBLEM TO BE SOLVED: To provide an emulsion breaking agent usable easily without using an inorganic coagulant, and to provide a processing method of an oil-containing aqueous solution.SOLUTION: There is provided a two-agent type emulsion breaking agent used by combining two agent, namely, (I) a polycondensate having bis(hydroxyphenyl) sulfone, and an alkyl sulfonic acid group which is a polycondensate of a lower aldehyde compound, and (II) polycation.SELECTED DRAWING: None |
