KR880011946A - Lithium-lithium nitride anode - Google Patents

Abstract

No content

Description

Lithium-lithium nitride anode

Since this is an open matter, no full text was included.

1 shows the activity of Li / Li ₃ N (mol% N) and pure lithium electrodes in storage tine in 1M LiAsG ₆ / 2-MeTHF based electrolyte and 1M LiAsG ₆ / THF electrolyte at room temperature. City limit.

Claims (31)

(a) a positive electrode containing a solid phase solution of lithium metal and lithium nitride (b) a negative electrode (c) a non-aqueous electrolyte containing a solvent and a lithium salt dissolved in the solvent, and (d) an electrochemical cell comprising a porous separator. The electrochemical cell of claim 1, wherein the proportion of nitrogen in the solution is in the range of about 0.06 to 20 mole percent. The electrochemical cell of claim 1, wherein the proportion of nitrogen in the solution is in the range of about 0.1 to 10 mole percent. (a) a solid phase solution of lithium nitride and an alloy selected from the group consisting of Li-Al, Li-Si, Li-Sn, Li-Fe, Li-Sb, Li-Bi, Li-B and Li-Pb, wherein The proportion of nitrogen in the solution is about 0.006 to 20 mole percent) (b) a negative electrode (c) a solvent and a non-aqueous electrolyte containing a lithium salt dissolved in the solvent and (d) a porous separator Electrochemical cell. The electrochemical cell of claim 1, wherein the porous separator contains polypropylene. The electrochemical cell of claim 1, wherein said porous separator contains glass microfiber material. The method of claim 1, wherein the lithium salt is a halide ion, hexafluoro metalate ion, tetrafluorometallate ion, perchlorate ion, sulfonate ion, borent ion, thiocyanate ion, aluminate ion, closolan An electrochemical cell having an anion selected from the group consisting of ions, acetate ions and derivatives thereof. The electrochemical cell of claim 1, wherein the solvent is an organic solvent selected from the group consisting of ether, dioxolane, furan, glim, glycol sulfite, sulfolane, and carbonate. The electrochemical cell of claim 1, wherein the negative electrode active material dissociates a chalcogenide or chalcogenide compound of a transition metal. The electrochemical cell of claim 1, wherein the negative electrode contains a material selected from the group consisting of halogen, halide, metal oxide, sulfide, selenide, oxyhalide, sulfur dioxide and carbon. The electrochemical cell of claim 1, wherein the electrolyte is a solid electrolyte selected from the group consisting of lithium nitride, lithium iodide, and lithium aluminum nitride. The electrochemical cell of claim 1 wherein said electrolyte is a polymeric ionic conductor. 2. The electrochemical cell of claim 1, wherein said electrolyte contains a conductive lithium salt and an inorganic solvent selected from the group consisting of sulfur dioxide, thionyl chlorolide, and sulfuryl chloride. The electrochemical cell of claim 4, wherein said porous separator comprises polypropylene. The electrochemical cell of claim 4, wherein the porous separator contains glass microfiber material. The method according to claim 4, wherein the lithium salt is a halide ion, hexafluoro methacrylate ion, tetrafluoro metallate ion, perchlorate ion, sulfonate ion, borate ion, thiocyanate ion, aluminate ion, closobo An electrochemical cell having an anion selected from the group consisting of lan ions, acetate ions and derivatives thereof. 5. The electrochemical cell of claim 4, wherein the stilly solvent is an organic solvent selected from the group consisting of ether, dioxolane, furan, glim, glycol, sulfite, sulfolane and carbonate. The electrochemical cell of claim 4, wherein the negative electrode active material contains a chalcogen or chalcogenide compound of a transition metal. 5. The electrochemical cell of claim 4, wherein said negative electrode contains a material selected from the group consisting of halogen, halides, metal oxides, sulfides, sulfides, oxyhalides, sulfur dioxide and carbon. 5. The electrochemical cell of claim 4, wherein said electrolyte is a solid ionic electrolyte selected from the group consisting of lithium nitride and lithium aluminum nitride. The electrochemical cell of claim 4, wherein said electrolyte is a polymeric ionic conductor. The electrochemical cell of claim 4, wherein the electrolyte contains a conductive lithium salt and an inorganic solvent selected from the group consisting of sulfur dioxide, thionyl chloride, and sulfuryl chloride. The electrochemical cell of claim 1, wherein said anode further contains a plastic fine molecular material having ion conductivity. The electrochemical cell of claim 4, wherein the anode further contains a plastic fine molecular material having ion conductivity. The electrochemical cell of claim 1, wherein said anode further contains carbon. 5. The electrochemical cell of claim 4, wherein said anode further contains a cupboard. The electrochemical cell of claim 1, wherein said positive electrode further contains an intimate mixture of lithium and lithium nitride. In an electrochemical cell based on lithium in the form of a positive electrode, a negative electrode, a inhibitor, and a separator, a positive electrode formed by adding nitrogen to molten lithium, cooling, and molding the resultant material contains lithium and lithium nitride. Improved electrochemical cell based on lithium. 28. The electrochemical cell of claim 27, wherein said nitrogen is in the form of nitrogen gas. The electrochemical cell of claim 27, wherein the nitrogen is in the form of nitrogen lithium. A foil-shaped positive electrode for use with a lithium-based electrochemical cell containing a solid phase solution of lithium metal and lithium oxide, wherein the proportion of nitrogen in the solution ranges from 0.06 to 20 mole percent. ※ Note: The disclosure is based on the initial application.