Liquid purification or separation – Processes – Ion exchange or selective sorption
Patent
1985-04-25
1988-09-13
Cintins, Ivars
Liquid purification or separation
Processes
Ion exchange or selective sorption
210674, 210684, C02F 142
Patent
active
047707887
ABSTRACT:
This invention relates to a process for treating waste solutions and rinse waters, especially those from electroless plating processes to remove organometallic complexes and complexing agents, particularly copper and copper-EDTA complexes by eluting the waste solutions through anionic exchange resins.
REFERENCES:
patent: 2871142 (1959-01-01), Hays
patent: 2962351 (1960-11-01), Stevenson
patent: 2965441 (1960-12-01), Welton
patent: 2980607 (1961-04-01), Mock et al.
patent: 2993782 (1961-07-01), Hampton et al.
patent: 3148947 (1964-09-01), Fleischmann
patent: 3664870 (1972-05-01), Oberhofer et al.
patent: 4267159 (1981-05-01), Crits
patent: 4303704 (1981-12-01), Courduvelis et al.
Chemical Abstracts, vol. 83, No. 4, (Jul. 29, 1975).
Delmas, D., et al., "Etude de la fixation de complexes aminopolycarboxylates du cuivre et du cobalt sur resines exchangeuses d'ions", Analysis, 1975, vol. 3, No. 1, pp. 39-43.
Krieg, Abraham, "Processing Procedures", Symposium on Electroless Plating Process, p. 21.
Kraus, Kurt A., et al., "Metal Separation by Anion Exchange", ASTM Symposium on Ion Exchange, pp. 27-57.
Cintins Ivars
Kollmorgen Technologies Corp.
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