EP3058610A1 - Cellule lithium-ion de stockage d'énergie électrique comprenant une électrode positive comprenant un matériau du type lco-lmo - Google Patents
Cellule lithium-ion de stockage d'énergie électrique comprenant une électrode positive comprenant un matériau du type lco-lmoInfo
- Publication number
- EP3058610A1 EP3058610A1 EP14796811.9A EP14796811A EP3058610A1 EP 3058610 A1 EP3058610 A1 EP 3058610A1 EP 14796811 A EP14796811 A EP 14796811A EP 3058610 A1 EP3058610 A1 EP 3058610A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- compound
- weight
- positive electrode
- cell
- cell according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000463 material Substances 0.000 title claims abstract description 58
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 13
- 150000001875 compounds Chemical class 0.000 claims abstract description 48
- 239000010936 titanium Substances 0.000 claims abstract description 9
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 6
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052742 iron Inorganic materials 0.000 claims abstract description 5
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 5
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 210000004027 cell Anatomy 0.000 claims description 54
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 10
- 210000000352 storage cell Anatomy 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 3
- 235000021317 phosphate Nutrition 0.000 claims description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 229910017119 AlPO Inorganic materials 0.000 claims description 2
- 229910012465 LiTi Inorganic materials 0.000 claims description 2
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 claims description 2
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010703 silicon Substances 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 229910013733 LiCo Inorganic materials 0.000 abstract description 2
- 229910016915 Aly'M Inorganic materials 0.000 abstract 1
- 229910018026 Li 1.05Al 0.05Mn 1.9O 4 Inorganic materials 0.000 abstract 1
- 229910006206 Li1+xCo 1-x-yAlyO2 Inorganic materials 0.000 abstract 1
- 229910002986 Li4Ti5O12 Inorganic materials 0.000 abstract 1
- 229910004362 O4−bFb Inorganic materials 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 239000002174 Styrene-butadiene Substances 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
- 239000002041 carbon nanotube Substances 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229920005569 poly(vinylidene fluoride-co-hexafluoropropylene) Polymers 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- -1 polytetrafluoroethylenes Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 239000005060 rubber Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910018136 Li 2 Ti 3 O 7 Inorganic materials 0.000 description 1
- 229910013021 LiCoC Inorganic materials 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000002077 nanosphere Substances 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 229920000193 polymethacrylate Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
- H01M4/1315—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx containing halogen atoms, e.g. LiCoOxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Definitions
- Lithium-ion storage cell for electrical energy comprising a positive electrode comprising a LCO-LMO type material
- the present invention relates to a lithium-ion electric energy storage cell comprising an electrode comprising a LiCoC -LiM ⁇ C type material, and a battery comprising such cells.
- Lithium-ion batteries have become widely accepted in the consumer electronics and automotive industries.
- Lithium-ion batteries consist of a series and parallel assembly of lithium-ion cells for storing electrical energy.
- Each cell contains a negative electrode and a positive electrode. During the discharge, the lithium ions move from the negative electrode to the positive electrode, and during the charging of the positive electrode to the negative electrode.
- the batteries must be capable of providing the power of a large amount in order to maximize the range but also to provide a high power, for example in the case of the acceleration of a vehicle.
- Hybrid Electric Vehicle - HEV Hybrid Electric Vehicle
- Power cells ie cells that are capable of delivering significant power in a short time, currently use “hard” or “so ft” carbon electrodes or Li 4 + x titanate electrodes. Ti 5 0 i 2 with 0 ⁇ x ⁇ 3 (or LTO). These cells can make it possible to obtain currents greater than 50 ° C. (a current of 1 ° C. discharges the cell in one hour).
- the positive electrode of the power cells is generally manufactured from Linii / 3Mni / 3 Co i / 302 (or NMC), exemp by the by the method disclosed in WO2013058604.
- Linii / 3Mni / 3 Co i / 302 or NMC
- the use of these materials makes it possible to obtain energy densities of up to 200Wh / kg.
- the NMC material suffers from significant limitations.
- the diffusion coefficient of this material increases significantly when the state of charge of the cell is low (generally less than 20%). This is even more striking at low temperatures (-20 ° C) where the resistance of the cell drastically increases below 40% state of charge.
- the subject of the invention is therefore a lithium-ion storage cell for electrical energy comprising a negative electrode. comprising a first material and a positive electrode comprising a second material, wherein:
- said first material is chosen from titanium oxides or phosphates
- said second material comprises a first compound chosen from the compounds of formula (I) below: where x and y are real numbers with 0 ⁇ x ⁇ 0.05 and 0 ⁇ y ⁇ 0.3, (or
- x ', y', z 'and b are real numbers with 0 ⁇ x' ⁇ l Embedded image / 3 ⁇ 0 ⁇ b ⁇ 0.5
- M ' is selected from Ti, Ni, Co and Fe (or LMO).
- the cell (LTO-LCO / LMO) according to the invention has a low resistance to low state of charge, even at low temperatures.
- the cell can be both used over a wider range and at lower temperatures.
- the cell according to the invention requires less material and is therefore lighter.
- the subject of the invention is also a lithium-ion battery comprising one or more cells as defined above.
- FIG. 1 represents the evolution of the standardized resistance of a cell of the prior art LTO-NMC as a function of the state of charge (SOC) at three different temperatures and
- FIG. 2 represents the evolution of the standardized resistance of a cell according to the invention LTO-LCO / LMO as a function of the state of charge at the same three temperatures.
- the cell according to the invention is intended to be integrated with a traction battery of a motor vehicle and, more particularly, to be integrated in a lithium-ion battery.
- Such a battery comprises, as is conventional, several cells which comprise a positive electrode and a negative electrode.
- the negative electrode comprises, according to the invention, a first material chosen from titanium oxides or phosphates.
- said first material is selected from TiO 2 , Li 2 Ti 3 O 7, Li 4 Ti 5 O 12 , LiTi 2 (PO 4 ) 3 and a mixture of these compounds.
- said first material represents from 70 to
- the positive electrode of the cell according to the invention comprises a second material.
- the second material here comprises a first compound and a second compound.
- the second material comprises a first compound chosen from the compounds of formula (I) below:
- M * is selected from Ti, Ni, Co and Fe.
- the second material comprises a first compound chosen from the compounds of formula (I) below:
- x ', y', z 'and b are real numbers with 0 ⁇ x' ⁇ l / 3, 0 ⁇ y' ⁇ 0.2, 0 ⁇ z * ⁇ 0.5, 0 ⁇ b ⁇ 0.5 and M * is selected from Ti, Ni, Co and Fe.
- the second material comprises a first compound chosen from the compounds of formula (I) below:
- the first compound of said second material is preferably LiCoo 5Al 0 , o 5 0 2 .
- the first compound of said second material represents from 1 to 50% by weight, preferably from 10 to 40% by weight, and in particular from 15 to 30% by weight, relative to the total weight of the positive electrode.
- the second compound of said second material is preferably the compound Lii 05Al i 0, i 05Mni 9O 4.
- the second compound of said second material represents from 20 to 90% by weight, preferably from 40 to 80% by weight, and in particular from 50 to 70% by weight, relative to the total weight of the positive electrode.
- the weight ratio of the second compound of said second material to the first compound of said second material is preferably between 0.5 and 10, preferably between 1 and 7, and in particular between 2 and 5.
- the first material and the second material are coated and / or their surface is modified with a or materials selected from oxides of aluminum, zirconium, silicon, or aluminum phosphate, and a mixture of these materials.
- first material and the second material and / or modify their surface with one or more materials chosen from AlPO 4 , Al 2 O 3 , ZrO 2 , SiO 2 , and a mixture of these materials.
- the negative and positive electrodes are here respectively made from the first and second materials, in the proportions indicated above.
- these electrodes of the cell may further comprise one or more conductive compounds.
- the conductive compound (s) may be chosen from carbon, for example in the form of graphite, carbon black, carbon fibers, carbon nanotubes, carbon nanotubes, carbon nanospheres, electronically conductive polymers. , and their mixtures.
- the conductive compound (s) may represent from 0.1 to 15% by weight, preferably from 0.5 to 8% by weight, better still from 2 to 6% by weight, relative to the total weight of the electrode.
- the electrodes of the cell may further comprise a binder.
- the binder can be chosen from organic polymers, and more particularly from polytetrafluoroethylenes (PTFE), polyvinylidene fluoride (PVDF), PVDF-HFP copolymers (propylene hexafluoride), polyethers, polyesters and polymethacrylates. of methyl, polyacrylonitriles, and natural or synthetic elastomers and rubbers such as styrene-butadiene rubber and CMC-SBR
- the binder when present, can represent from 1 to 10% by weight, preferably from 2 to 8% by weight, and in particular from 3 to 7% by weight, relative to the total weight of the electrode.
- the electrodes of the cell which have just been described are generally prepared by mixing the compounds described above in a solvent.
- This solvent may especially be chosen from N-methyl-2-pyrrolidone and water in the case of CMC-SBR.
- the weight ratio of the solvent to the total mixture is generally between 0.05 and 0.9.
- the ink resulting from the mixing of the solvent and the materials described above, supplemented if necessary with the conductive compound (s) and the binder, is generally spread on a current collector.
- the current collector may be chosen from metal sheets comprising metals such as copper, aluminum, steel, nickel
- the present invention is illustrated by the following example.
- a cell A according to the invention and a comparative cell B are prepared according to the following protocol:
- a positive electrode Ai of the cell A according to the invention and a positive electrode Bi of the comparative cell B are prepared in proportions by weight for each ingredient according to the table below:
- PVDF-HFP Poly (vinylidene fluoride-co-hexafluoropropylene)
- All ingredients of each composition are mixed with N-methyl-2-pyrrolidone to create an ink.
- the weight ratio of the solvent to the ink is 0.7.
- the ink thus formed is then spread on a current collector and dried at 150 ° C for 24 ° C.
- a 2 (cell according to the invention) and B 2 (comparative cell) are prepared in the proportions by weight for each ingredient according to the table below:
- Negative electrodes are made in the same way as the positive electrodes above.
- the storage cell of the electrical energy according to the invention A is prepared from the positive electrode A 1 and the negative electrode A 2 described above.
- Comparative electric energy storage cell B is prepared from the positive electrode Bi and the negative electrode B 2 described above.
- the electrodes are assembled with a separator of 15 ⁇ polypropylene and the whole is impregnated with electrolyte (LiPF 6 1 mol / L in an ethylene carbonate / diethyl carbonate mixture with a mass ratio of 3/7.
- FIG. 1 represents the evolution of the normalized resistance of cell B as a function of the state of charge (SOC) of the cell at three different temperatures: + 20 ° C., 0 ° C. and -20 ° C.
- FIG. 2 represents the evolution of the normalized resistance of the cell A as a function of the state of charge (SOC) of the cell at three different temperatures: + 20 ° C., 0 ° C. and -20 ° C.
- the cell according to the invention has a more stable performance over time than the comparative cell B.
- the range of use of the cell according to the invention is substantially improved at low temperatures ranging from 0 ° C. to -20 ° C., unlike the comparative cell B.
- the use of the cell A according to the invention therefore makes it possible to obtain the same power as with a cell of the prior art but with a much lower battery mass since the range of use is greater in the cell according to the invention. the invention.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1359951A FR3011984B1 (fr) | 2013-10-14 | 2013-10-14 | Cellule lithium-ion de stockage d'energie electrique comprenant une electrode positive comprenant un materiau du type lco-lmo |
| PCT/FR2014/052601 WO2015055933A1 (fr) | 2013-10-14 | 2014-10-13 | Cellule lithium-ion de stockage d'énergie électrique comprenant une électrode positive comprenant un matériau du type lco-lmo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP3058610A1 true EP3058610A1 (fr) | 2016-08-24 |
Family
ID=49667465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP14796811.9A Withdrawn EP3058610A1 (fr) | 2013-10-14 | 2014-10-13 | Cellule lithium-ion de stockage d'énergie électrique comprenant une électrode positive comprenant un matériau du type lco-lmo |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3058610A1 (fr) |
| KR (1) | KR20160070806A (fr) |
| FR (1) | FR3011984B1 (fr) |
| WO (1) | WO2015055933A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942293A (zh) * | 2019-03-21 | 2019-06-28 | 合肥学院 | 一种微波助燃法制备lmo-ysz复合固体电解质的方法 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111092213B (zh) * | 2019-12-31 | 2023-01-31 | 河南电池研究院有限公司 | 一种锂离子电池复合正极材料及其制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5232631B2 (ja) * | 2008-12-25 | 2013-07-10 | 株式会社東芝 | 非水電解質電池 |
| US9478993B2 (en) | 2011-10-21 | 2016-10-25 | Korea Institute Of Industrial Technology | Cathode composite material synthesis having high energy density for lithium secondary battery for electric vehicle and electrode manufacturing technology thereof |
-
2013
- 2013-10-14 FR FR1359951A patent/FR3011984B1/fr not_active Expired - Fee Related
-
2014
- 2014-10-13 WO PCT/FR2014/052601 patent/WO2015055933A1/fr not_active Ceased
- 2014-10-13 KR KR1020167012433A patent/KR20160070806A/ko not_active Ceased
- 2014-10-13 EP EP14796811.9A patent/EP3058610A1/fr not_active Withdrawn
Non-Patent Citations (2)
| Title |
|---|
| None * |
| See also references of WO2015055933A1 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942293A (zh) * | 2019-03-21 | 2019-06-28 | 合肥学院 | 一种微波助燃法制备lmo-ysz复合固体电解质的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20160070806A (ko) | 2016-06-20 |
| FR3011984A1 (fr) | 2015-04-17 |
| FR3011984B1 (fr) | 2017-12-01 |
| WO2015055933A1 (fr) | 2015-04-23 |
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