abstract |
The invention discloses a kind of two primary amine groups chelating resins and preparation method thereof, belong to chelating resin field of waste water treatment. The two primary amine groups chelating resins of one of the present invention, its construction unit is as follows: Chelating resin of the present invention has certain space structure, and on this resin with two primary amine groups copper ion is had to special adsorptive selectivity. |