CPC H01M 10/052 (2013.01) [H01M 4/382 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 10/0525 (2013.01); H01M 10/0567 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 50/417 (2021.01); H01M 50/426 (2021.01); H01M 50/446 (2021.01); H01M 50/491 (2021.01); H01M 2010/4292 (2013.01)] | 17 Claims |
1. A secondary electrochemical cell comprising an anode;
a cathode comprising electrochemically active cathode material, said electrochemically active cathode material comprises one or more electrochemically active cathode materials chosen from the group of lithium-transition-metal phosphate, sodium-transition-metal phosphate, and lithium-metal oxide; a separator comprising one or more separator materials chosen from the group of polypropylene, polyethylene, polyvinylidene, and poly(vinylidene fluoride) disposed between said anode and said cathode; and an electrolyte, said electrolyte comprising at least one salt dissolved in at least one organic solvent, wherein said separator in combination with said electrolyte has an area-specific resistance of less than about 2 ohm-cm2 and wherein said lithium-metal oxide comprises one or more lithium-metal oxides chosen from the group of LiCoO2, LiNixMn2O4, Li(NixCoyAlz)O2, Li(NixMnyCoz)O2, and aLi2MnO3.(1-a)Li(NixMnyCoz)O2, wherein 0<a<1, 0≤x≤1, 0≤y≤1, and 0≤z≤1.
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