react. of glacial acetic acid (distd. over CrO3, storage over Br2, distd. over KMnO4) and Na2CO3 ( several times recrystn. from soln. containing hypobromite);; fractionated crystn.; very pure product;;
silica gel in melt Electrolysis; electrolysis of Na2CO3-K2CO3-SiO2 (5percent) melt (750°C, CO2 pressure 1 atm, current density not exceeding 0.2 A/cm, steel or Pt cathode); XRD, Auge spectroscopy, electron microscopy;
参考文献
Russian Journal of Applied Chemistry, , vol. 75, # 4 p. 562 - 564
in neat (no solvent) Electrochem. Process; eutectic mixture of 43.5 molpercent of Li2CO3, 31.5 molpercent of Na2CO3, and 25 molpercent of K2CO3, electrolytic reduction on Ni-electrode at 450°C; washed in HCl, dried in vac.;
参考文献
Journal of the Electrochemical Society, , vol. 149, # 5 p. D72-D78
