Process for removing heavy-metal ions from aqueous solutions

Details Process for removing heavy-metal ions from aqueous solutions Process for removing heavy-metal ions from aqueous solutions

C - Chemistry, Metallurgy

02

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362/41

C02F 1/42 (2006.01) B01J 20/22 (2006.01) C02F 1/28 (2006.01)

Patent

CA 1122729

Case 1-11612/+ PROCESS FOR REMOVING HEAVY-METAL IONS FROM AQUEOUS SOLUTIONS Abstract of the Disclosure A process for removing heavy-metal ions from aqueous solutions, particularly from effluents. The process comprises bringing the aqueous solutions into contact with a water-insoluble adsorbent which has been produced from: (1) a basic polynitrogen compound capable of being acylated; (2) an aliphatic or araliphatic carboxylic acid containing mobile substituents or a multiple bond capable of undergoing addition; and (3) a crosslinking compound which contains at least two reactive substituents and which is different from component (2).

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