A new type of bead crosslinked chelating resins containing coordinate atoms N and S were synthesized by the reaction of polyethyleneimine with chlorometbylthiirane in suitable sovent at temperature of 2080C. These c...A new type of bead crosslinked chelating resins containing coordinate atoms N and S were synthesized by the reaction of polyethyleneimine with chlorometbylthiirane in suitable sovent at temperature of 2080C. These chelating resins exhibited excellent adsorption properties for precious metal ions.展开更多
基金the National Nature Science Foundation of China!2880193
文摘A new type of bead crosslinked chelating resins containing coordinate atoms N and S were synthesized by the reaction of polyethyleneimine with chlorometbylthiirane in suitable sovent at temperature of 2080C. These chelating resins exhibited excellent adsorption properties for precious metal ions.