Nv. Mikhalin et Is. Alferev, ION-EXCHANGE POLYMERS WITH CHELATING 1,1- DIPHOSPHONIC ACID GROUPS, Vysokomolekularnye soedinenia. Seria A, 38(5), 1996, pp. 905-907
Vinylidenediphosphonic acid was used to modify polymers that contain n
ucleophilic sites. New polymers bearing chelating 1,1-diphosphonic aci
d groups were prepared. Their exchange capacity with respect to copper
was estimated at different pH.