A method of stabilizing an aqueous solution of polyaminoamide-epichlorohydrin resin comprising sequentially adding to the solution about 0.1 to about 10 weight percent of one or more strong acids and about 0.1 to about 10 weight percent of one or more weak acids to prepare a stabilized solution having a pH of about 3-4.
申请公布号
WO2005098130(A2)
申请公布日期
2005.10.20
申请号
WO2005US11563
申请日期
2005.04.05
申请人
NALCO COMPANY;WEI, MINGLI;GRIGORIEV, VLADIMIR, A.;FURMAN, GARY, S., JR.;WARD, WILLIAM, J.
发明人
WEI, MINGLI;GRIGORIEV, VLADIMIR, A.;FURMAN, GARY, S., JR.;WARD, WILLIAM, J.
