High gas adsorption in a metal-organic frame with open metal sites

摘要

A hydrogen storage material comprising a metal-organic frame, the metal-organic frame comprising: a plurality of metal groupings, each metal group comprising one or more metal ions and at least one open metal site; and a plurality of multidentated charged linker ligands of the formula: ** Formula ** connecting adjacent metal clusters, in which the metal-organic framework includes one or more sites for molecular hydrogen storage, wherein the one or more metal ions are selected from the group consisting of Li +, Na +, K +, Rb +, Be2 +, Mg2 +, Ca2 +, Sr2 +, Ba2 +, Sc3 +, Y3 +, Ti4 +, Zr4 +, Hf4 +, V4 +, V3 +, V2 +, Nb3 +, Ta3 +, Cr3 +, Mo3 +, W3 +, Mn3 +, Mn2 +, Re3 +, Re2 +, Fe3 +, Fe2 +, Ru3 +, Ru2 +, Os3 +, Os2 +, Co3 +, Co2 +, Rh2 +, Rh +, Ir2 +, Go +, Ni2 +, Ni +, Pd2 +, Pd +, Pt2 +, Pt +, Cu2 +, Cu +, Ag + Au +, Zn2 +, Cd2 +, Hg2 +, Al3 +, Ga3 +, In3 +, Tl3 +, Si4 +, Si2 +, Ge4 +, Ge2 +, Sn4 +, Sn2 +, Pb4 +, Pb2 +, As5 +, As3 +, As +, Sb5 +, Sb3 +, Sb +, Bi, + Bb + and combinations thereof.