Title:
METHOD FOR REMOVING IMPURITY ELEMENT FROM Pt-CONTAINING SOLUTION AND METHOD FOR RECOVERING Pt USING THE SAME
Document Type and Number:
Japanese Patent JP2016151062
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To efficiently remove an impurity element from a Pt-containing solution containing at least one of Se, Bi and Pb as the impurity element, and to efficiently recover Pt therefrom.SOLUTION: A method for removing an impurity element from a Pt-containing solution containing at least one of Se, Bi and Pb as the impurity element, includes: a first step of bringing a chelate resin containing thiourea as a functional group into contact with the Pt-containing solution to adsorb at least Pt on the chelate resin; a second step of washing the chelate resin after the adsorption to remove the impurity element; and a third step of eluting Pt from the chelate resin after the washing.SELECTED DRAWING: Figure 1
Inventors:
NISHIKAWA KAZUHITO
Application Number:
JP2015030851A
Publication Date:
August 22, 2016
Filing Date:
February 19, 2015
Export Citation:
Assignee:
JX NIPPON MINING & METALS CORP
International Classes:
C22B11/00; C02F1/42; C22B3/24
Attorney, Agent or Firm:
Axis International Patent Business Corporation