反应条件
in water High Pressure; Cu(NO3)2, aq. NH3and H2O mixed in beaker by stirring at room temp. for 5min, NaOH and silica sol added, stirred for 10 min, mixt. transferred i nto Teflon-lined steel autoclave, kept at 220 °C for 96 h; solid collected by cooling to room temp., filtered, washed (H2O), dried (100 °C, overnight); detd. by XRD;
