Sodium battery positive electrode material patent
Electrode materials for sodium batteries (Patent) | DOE Patents
The present invention provides an electrode material suitable for use as a cathode in a sodium electrochemical cell or battery, the electrode comprising a layered
WO/2022/160534 SODIUM-ION BATTERY POSITIVE ELECTRODE
The sodium-ion battery positive electrode material is nano-sized; has the advantages of a high dispersibility, a large specific surface area, etc.; is beneficial to improving
POSITIVE ELECTRODE ACTIVE MATERIAL, SODIUM ION
The positive electrode active material is granular and comprises a compound represented by formula 1, (Na x A y ) a h b M1[M2(CN) 6 ] δ Formula 1 wherein A is selected
US Patent Application for POSITIVE ELECTRODE ACTIVE MATERIAL
The present application discloses a positive electrode active material satisfying the chemical formula LxNayMzCuαFeβMnγO2+δ−0.5ηXη and a preparation method therefor, a sodium ion battery and an apparatus including such battery, wherein L is a doping element at alkali metal site, M is a doping element at transition metal site, and X is a
CN114725346A
The embodiment of the invention relates to the technical field of sodium ion batteries, and particularly provides a sodium ion battery positive electrode material, a preparation...
US20220013772A1
A positive electrode active material for a sodium-ion battery has the following formula: Na x Ni 0.5-y Cu y Mn 0.5-z Ti z O 2, in which: -x varies from 0.9 to 1; -y varies from 0.05 to...
Method for preparing sodium-ion battery negative electrode material
The invention discloses a method for preparing a sodium-ion battery negative electrode material with sodium alga acid as a carbon source. The method comprises the steps that sodium alga acid is dissolved in deionized water at first, the temperature is kept at 60-90 DEG C in the whole process, stirring is carried out, and even viscous liquid is obtained, wherein 0.8-20 g of sodium
Medium
Sodium-ion batteries (SIBs) have garnered attention as up-and-coming alternatives to lithium-ion batteries (LIBs). This is primarily due to their composition using raw materials that offer a trifecta of advantages: cost-effectiveness, abundant availability, and reduced toxicity [1].While SIBs hold promising prospects, their intrinsic limitations arise from the
WO/2022/160534 SODIUM-ION BATTERY POSITIVE ELECTRODE MATERIAL
The sodium-ion battery positive electrode material is nano-sized; has the advantages of a high dispersibility, a large specific surface area, etc.; is beneficial to improving the cycle performance and rate capability of the material; and can improve the charge-discharge ability, specific capacity, cycle stability and service life of a sodium-ion...
POSITIVE ELECTRODE ACTIVE MATERIAL, SODIUM ION SECONDARY BATTERY
(54) POSITIVE ELECTRODE ACTIVE MATERIAL, SODIUM ION SECONDARY BATTERY COMPRISING SAME, AND ELECTRIC APPARATUS (57) The presentap plciaton i provdei sa positvei el ec-trode active material. The positive electrode active ma-teralisi gr anularand comprsesi a compound represented by formula 1:
Electrode materials for sodium batteries
The present invention provides an electrode material suitable for use as a cathode in a sodium electrochemical cell or battery, the electrode comprising a layered material of formula Na c Li d Ni e Mn f M z O b, wherein M comprises one or more metal cation, 0.24≦c/b≦0.5, 0<d/b≦0.23, 0≦e/b≦0.45, 0≦f/b≦0.45, 0≦z/b≦0.45, the combined average oxidation state of the metal
Sodium vanadium phosphate sodium ion battery positive electrode
The invention discloses a sodium vanadium phosphate sodium ion battery positive electrode material and a preparation method therefor, and belongs to the fields of an energy storage material and technology. The positive electrode material comprises a three-dimensional carbon framework and Na3V2(PO4)3 composite granules; the Na3V2(PO4)3 composite granules
CN104167541A
The invention discloses a preparation process of a positive electrode material for a sodium ion battery. The preparation process is characterized by comprising the following steps: adding manganese salt, sodium salt, ferric salt and nickel salt into water, uniformly stirring, and then adding a precipitation inhibitor; after uniformly mixing, adding a fiber forming agent and a
SODIUM-ION BATTERY POSITIVE ELECTRODE MATERIAL, AND
The sodium vanadate may protect the polyanionic sodium battery material of the core from contacting with oxygen and moisture, and facilitates the improvement of ionic conductivity,
High capacity sodium-ion battery positive electrode material
A positive electrode active material for a sodium ion battery includes a sodium complex oxide of the formula Na 4 (M 1 a M 2 1−a) 2 O 5 having an orthorhombic crystal
US20120021273A1
Positive electrode material for sodium batteries and method for producing same US9537179B2 (en) 2013-09-25: 2017-01-03: Ceramatec, Inc. Intermediate temperature sodium-metal halide battery US9634360B2 (en) 2011-07-26: 2017-04-25: Japan Science And Technology Agency: All-solid-state secondary cell
High capacity sodium-ion battery positive electrode material
A positive electrode active material for a sodium ion battery includes a sodium complex oxide of the formula Na 4 (M 1 a M 2 1−a) 2 O 5 having an orthorhombic crystal structure, wherein M 1 and M 2 are each independently Ti, Cr, Fe, Co, Ni, Mn, V, or a combination thereof, provided that M 1 and M2 are different from each other; and
EP3907794A1
The present application discloses a positive electrode active material and its preparation method, a sodium ion battery and an apparatus containing the sodium ion battery. The...
ELECTROLYTE COMPOSITION FOR SODIUM-ION BATTERY
The positive electrode active material is a material capable of inserting sodium ions reversibly which may be chosen among oxides such as Na x MO 2 in which M represents at least one metallic element selected from the group comprising Ni, Co, Mn, Fe, Cr, Ti, Cu, V, Al and Mg and phosphates such as NaTi 2 (PO 4) 3, Na 3 V 2 (PO 4) 3, Na 3 V 2
Electrode materials for sodium batteries (Patent) | DOE Patents
The present invention provides an electrode material suitable for use as a cathode in a sodium electrochemical cell or battery, the electrode comprising a layered material of formula Na b.cLi b.dNi b.eMn b.fM b.zO b.b, wherein M comprises one or more metal cation, 0.24.ltoreq.c/b.ltoreq.0.5, 0 < d/b.ltoreq.0.23, 0.ltoreq.e/b.ltoreq.0...
Recent Progress in Surface Coatings for Sodium-Ion Battery Electrode
Recent Progress in Surface Coatings for Sodium-Ion Battery Electrode Materials. Review article; Published: 03 November 2022; Volume 5, article number 20, (2022) Cite this article; Download PDF. Electrochemical Energy Reviews Aims and scope Submit manuscript Recent Progress in Surface Coatings for Sodium-Ion Battery Electrode Materials Download
SODIUM ION POSITIVE ELECTRODE MATERIAL AND
In order to solve this problem, the present disclosure provides a sodium ion cathode electrode material, a preparation method thereof, and a sodium ion battery.
US Patent Application for POSITIVE ELECTRODE ACTIVE MATERIAL
The present application discloses a positive electrode active material satisfying the chemical formula LxNayMzCuαFeβMnγO2+δ−0.5ηXη and a preparation method therefor,
Greener, Safer and Better Performing Aqueous Binder for Positive
tional binder to enable positive electrode manufacturing of SIBs and to overall reduce battery manufacturing costs. Introduction The cathode is a critical player determining the performance and cost of a battery.[1,2] Over the years, several types of cathode materials have been reported for sodium-ion batteries (SIBs),
POSITIVE ELECTRODE ACTIVE MATERIAL, SODIUM ION SECONDARY BATTERY
The positive electrode active material is granular and comprises a compound represented by formula 1, (Na x A y ) a h b M1[M2(CN) 6 ] δ Formula 1 wherein A is selected from at least one of alkali metal elements and has an ionic radius larger than that of sodium.
SODIUM-ION BATTERY POSITIVE ELECTRODE MATERIAL, AND
The sodium vanadate may protect the polyanionic sodium battery material of the core from contacting with oxygen and moisture, and facilitates the improvement of ionic conductivity, electronic conductivity, ca-
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