Abstract

A preparation method of an iron phosphate precursor for batteries is disclosed and includes steps of: (a) providing an iron powder, wherein the iron powder has an apparent density of iron powder ranging from 2.3 g/cm3 to 2.6 g/cm3, and a particle size composed of a first particle-size range and a second particle-size range, the first particle-size range is greater than the second particle-size range, and a weight of the iron powder in the second particle-size range accounts between 10% and 30% of the total weight of the iron powder; (b) providing a phosphoric acid to react with the iron powder to generate a first product; and (c) heat-treating the first product in an air or oxygen atmosphere to form the iron phosphate precursor.

IPC Classes  ?

• C01B 25/37 - Phosphates of heavy metals

Abstract

A preparation method of an iron phosphate precursor for batteries is disclosed and includes steps of: (a) providing a phosphoric acid and an iron powder, wherein the iron powder has an apparent density of iron powder ranging from 2.3 g/cm3 to 2.6 g/cm3, and a particle size composed of a first particle-size range and a second particle-size range, the first particle-size range is greater than the second particle-size range, and a weight of the iron powder in the second particle-size range accounts between 10% and 30% of the total weight of the iron powder; (b) reacting the phosphoric acid with the iron powder to generate a first product; and (c) heat-treating the first product in an air or oxygen atmosphere to form the iron phosphate precursor.

IPC Classes  ?

• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• C01B 25/37 - Phosphates of heavy metals
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates

Abstract

A composite cathode preparation method is provided. The composite cathode preparation method includes steps of: (a) providing a cathode material, a solid electrolyte, a conductive carbon, and an alcohol solvent, wherein the cathode material includes a plurality of first particles and has a composition of Li[NiaCobMncAld]O2, a+b+c+d=1, 0.8

IPC Classes  ?

• H01M 4/04 - Processes of manufacture in general
• H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 10/0562 - Solid materials

Abstract

A composite electrode and a preparation method thereof are disclosed. The composite electrode includes a composite positive electrode material layer coated on a carrying surface of an electrode plate. The composite positive electrode material layer includes plural positive electrode material particles, a first conductive carbon and a Li-Nafion polymer material. The positive electrode material particles are composed of ternary materials. The first conductive carbon is pre-coated on surfaces of the positive electrode material particles by dry mechanical mixing. A weight percent of the first conductive carbon relative to the positive electrode material particles is ranged from 1 wt. % to 5.5 wt. %. The Li-Nafion polymer material covers the surfaces of the positive electrode material particles and is bonded among the surfaces of the positive electrode material particles. A weight percent of the Li-Nafion polymer material relative to the positive electrode material particles is ranged from 10 wt. % to 20 wt. %.

IPC Classes  ?

• H01M 4/525 - 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
• H01M 4/04 - Processes of manufacture in general
• H01M 4/505 - 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
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers

Abstract

A cathode material including a plurality of particles. Each of the plurality of particles includes a core layer and a coating layer coated thereon. The core layer includes a lithium metal oxide material having a composition of Li[NiaCobMncAld]O2, wherein a+b+c+d=1, 0

IPC Classes  ?

• C01G 53/00 - Compounds of nickel

Abstract

A preparation method of a composite cathode material is disclosed and includes steps of: (a) providing a nickel-manganese compound material, wherein the nickel-manganese compound material is NixMny(OH)2 or NixMnyO, x+y=1; (b) providing a solid electrolyte material, and mixing the nickel-manganese compound material and the solid electrolyte material in a mechanical mixing into a composite material, wherein the solid electrolyte material has a weight percentage relative to the nickel-manganese compound material, and the weight percentage is ranged from 0.2 wt. % to 1.0 wt. %; and (c) providing a lithium source, mixing the lithium source and the composite material, and sintering to form the composite cathode material, wherein the composite cathode material includes a core and a coating layer, the core is made of LiNi2xMn2yO4 and coated by the coating layer, and the coating layer is made of the solid electrolyte material.

IPC Classes  ?

• H01M 4/04 - Processes of manufacture in general
• H01M 4/505 - 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
• H01M 4/525 - 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
• H01M 10/0562 - Solid materials

Abstract

A manufacturing method of a carbon-coated lithium iron phosphate material is disclosed. The manufacturing method includes steps of: (a) providing a first slurry, a carbon source and a lithium source, wherein the first slurry is formed from an iron source and a phosphorus source; (b) mixing the first slurry, the carbon source and the lithium source to form a second slurry, and grinding the second slurry in a tank at a first temperature to form a third slurry, wherein the first temperature is ranged from 25° C. to 40° C.; and (c) drying and sintering the third slurry to form the carbon-coated lithium iron phosphate material including a core layer and a coating layer coated on the core layer, wherein the core layer is formed from the lithium source, the iron source and the phosphorus source, and the coating layer is formed from the carbon source.

IPC Classes  ?

• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• C01B 25/26 - Phosphates

Abstract

A high-voltage composite positive electrode material and manufacturing method thereof are disclosed. The high-voltage composite positive electrode material includes lithium nickel manganese oxide (LNMO) powders and lithium vanadium fluorophosphate (LVPF) powders. The LNMO powders have a first average particle diameter. A molar ratio of the LVPF powders to the LNMO powders is equal to or less than 0.5. The LVPF powders have a second average particle diameter. The second average particle diameter is less than one-tenth of the first average particle diameter, and the LVPF powders and the LNMO powders are mixed by a mechanically mixing method, so that the LVPF powders are coated on the surfaces of the LNMO powders to form the high-voltage composite positive electrode material.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• C01G 53/00 - Compounds of nickel
• H01M 4/505 - 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
• H01M 4/525 - 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
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates

Abstract

A manufacturing method of a carbon-coated lithium iron phosphate material including steps of: (a) providing a first slurry, a lithium source, and a first carbon source having a first weight, wherein the first slurry is formed from an iron source and a phosphorus source, and the first weight is equal to an input value; (b) mixing and grinding the first carbon source, the lithium source and the first slurry to form a second slurry; (c) performing a carbon content analysis on the second slurry to obtain a loss value, wherein the loss value is smaller than the input value and greater than zero; (d) adding a second carbon source having a second weight into the second slurry to form a third slurry, wherein the second weight is equal to the loss value; (e) drying and sintering the third slurry to form the carbon-coated lithium iron phosphate material.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/587 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals

Abstract

A method for quality examination of cathode materials for lithium-ion batteries comprising steps of adding cathode material powders to a solution of a surfactant to form a cathode material mixture solution; transferring the cathode material mixture solution to ball milling; filtering the cathode material mixture through a 200-mesh sieve, measuring the weight of a first residue that does not pass through the sieve, and determining whether the weight of the first residue exceed a first threshold value; filtering the cathode material mixture through a 420-mesh sieve, measuring the weight of a second residue that does not pass through the sieve, and determining whether the weight of the second residue exceed a second threshold value; and analyzing the second residual and determining whether multiple metal elements exceed multiple threshold values.

IPC Classes  ?

• H01M 4/04 - Processes of manufacture in general
• G01N 21/73 - Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited using plasma burners or torches
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

Abstract

A preparation method of a lithium iron phosphate cathode material includes steps of (a) providing a phosphoric acid, an iron powder, a carbon source, wherein the phosphoric acid and the iron powder are reacted to produce a first product, and the first product is amorphous iron phosphate with chemical formula of a-FePO4·xH2O (x>0); (b) providing a lithium salt mixture, wherein the lithium salt mixture includes a lithium hydroxide and a lithium carbonate; (c) grinding and mixing the first product, the carbon source, and the lithium salt mixture; (d) calcining the first product and the lithium salt mixture to produce a precursor, wherein the precursor has a formula of Fe3(PO4)2·8H2O+Li3PO4; and (e) calcining the precursor and the carbon source to obtain the lithium iron phosphate cathode material.

IPC Classes  ?

• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium

Abstract

A recycling and reworking method of a lithium iron phosphate cathode material is disclosed and includes steps of: (a) providing a lithium iron phosphate recycled material; (b) oxidizing the lithium iron phosphate recycled material in an atmosphere at an oxidation temperature ranged from 300° C. to 400° C. for 1 hour to 5 hours to form a raw material powder composed of LiFePO4, Fe7(PO4)6, Fe2O3 and a residual carbon ranged from 0.07 wt. % to 0.6 wt. %; (c) grinding the raw material powder; (d) adjusting the composition of the raw material powder to form a precursor, which has the molar ratio of Li:P=0.99˜1.05:1, and the molar ratio of Fe:P=0.98˜1.02:1, wherein a carbon source is added; and (e) heat-treating the precursor in an inert gas at a sintering temperature ranged from 500° C. to 800° C. for 8 hours to 12 hours to form a lithium iron phosphate regenerated material.

IPC Classes  ?

• H01M 10/54 - Reclaiming serviceable parts of waste accumulators
• C01B 25/30 - Alkali metal phosphates

Abstract

A method of manufacturing a positive electrode material has the steps of synthesizing an iron metal in a phosphoric acid solution to form an iron phosphate dispersion solution; adding a vanadium pentoxide (V2O5), a non-ionic surfactant and a carbon source to the iron phosphate dispersion solution; and adding a lithium salt to the iron phosphate dispersion solution and then grinding and dispersing it to produce a positive electrode material. By regulating the timing of the addition of vanadium pentoxide (V2O5), the present invention enables the battery made of the positive electrode material to have the advantage of higher battery performance.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/587 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals

Abstract

A cathode material and a preparation thereof are disclosed. The cathode material includes a core and a coating layer coated on the core. The core is formed by a ternary material having a composition of Li[NixCoyMnz]O2, wherein x+y+z=1, 0.8

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/505 - 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
• H01M 4/525 - 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
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers

Abstract

The present invention provides a preparation method of a battery composite material, wherein a precursor with the chemical formula FePO4 is formed by introducing air or oxygen during calcination. The precursor is then reacted with a first reactant containing lithium atoms and a carbon source to form a battery composite material with the chemical formula LiFePO4.

IPC Classes  ?

• C01B 25/30 - Alkali metal phosphates

Abstract

A dual-cation metal battery and a charging and discharging method thereof are disclosed to reduce the cost of materials, maintain the long-term service life and provide multiple varied applications. The dual-cation metal battery includes a positive electrode, a negative electrode, an electrolyte solution and a separator. The positive electrode includes a positive-electrode material selected from the group consisting of heterosite (FePO4), lithium iron phosphate (LiFePO4) and LixNa1-xFePO4, and 0

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/40 - Alloys based on alkali metals
• H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
• H01M 10/44 - Methods for charging or discharging

Abstract

A carbon-coated cathode material and a preparation method thereof. The carbon-coated cathode material includes a lithium metal phosphate particle and a carbon coating layer. The carbon coating layer is coated on the lithium metal phosphate particle. The carbon coating layer is formed by a first heat treatment and a second heat treatment. A first carbon source is added in the first heat treatment, and a second carbon source is added in the second heat treatment. The first carbon source has a first weight percentage relative to the lithium metal phosphate particle. The second carbon source has a second weight percentage relative to the lithium metal phosphate particle. The first weight percentage of the first carbon source is equal to or less than the second weight percentage of the second carbon source.

IPC Classes  ?

• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/587 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
• H01M 4/04 - Processes of manufacture in general

Abstract

A preparation method of a cathode material for a secondary battery is provided. First, a lithium metal phosphate material and a first conductive carbon are provided. The lithium metal phosphate material is made of a plurality of secondary particles. Each of the secondary particles is formed by the aggregation of a plurality of primary particles. An interparticle space is formed between the plurality of primary particles. Next, the lithium metal phosphate material and the first conductive carbon are mixed by a mechanical method, and a composite material is prepared. The first conductive carbon is uniformly arranged in the interparticle space. After that, a second conductive carbon, a binder and a solvent are provided. Finally, the composite material, the second conductive carbon, the binder and the solvent are mixed, and a cathode material for preparing a positive plate is prepared.

IPC Classes  ?

• H01M 4/04 - Processes of manufacture in general
• H01M 4/1397 - Processes of manufacture of electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
• H01M 4/02 - Electrodes composed of, or comprising, active material

Abstract

An electrolyte-solution composition and a secondary battery using the same. The electrolyte-solution composition is configured in contact with an aluminous surface of a cathode. The electrolyte-solution composition includes an electrolyte solution and a hydroxyquinoline compound. With the hydroxyquinoline compound included in the electrolyte-solution composition, oxidation and corrosion occurred on the aluminous surface, which are caused by the electrolyte-solution composition, is reduced. Accordingly, the capacity of the secondary battery is improved, and the occurrence of self-discharge phenomenon is avoided.

IPC Classes  ?

• H01M 10/0567 - Liquid materials characterised by the additives
• H01M 10/0568 - Liquid materials characterised by the solutes

Abstract

A particle structure of cathode material and a preparation method thereof is provided. Firstly, a precursor for forming a core is provided. The precursor includes at least nickel, cobalt and manganese. Secondly, a metal salt and a lithium ion compound are provided. The metal salt includes at least potassium, aluminum and sulfur. After that, the metal salt, the lithium ion compound and the precursor are mixed, and a mixture is formed. Finally, the mixture is subjected to a heat treatment step, and a cathode material particle structure is formed to include the core, a first coating layer coated on the core and a second coating layer coated on the first coating layer. The core includes potassium, aluminum and a Li-M-O based material. The first coating layer includes potassium and aluminum, and a potassium content of the first coating layer is higher than a potassium content of the core. The second coating layer includes sulfur.

IPC Classes  ?

• H01M 4/52 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
• H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulatorsProcesses of manufacture thereof
• H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• H01M 4/525 - 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
• H01M 10/05 - Accumulators with non-aqueous electrolyte
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
• H01M 4/02 - Electrodes composed of, or comprising, active material

Goods & Services

Industrial chemicals; Acidulated water for recharging accumulators; Salts for galvanic cells; Chemicals for use in industry; Ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators. Electric batteries for vehicles; Accumulators for vehicles; Batteries; Battery chargers; Electrodes; Battery jars; Battery boxes; Electric batteries; High voltage batteries; Accumulators; Accumulator boxes; Accumulator jars; Cathodes; Batteries for vehicles; Battery cases; Battery charge devices; Battery packs; Electric accumulators; Electric accumulators for vehicles; Electric storage batteries; Electrical storage batteries; Cell pack.

Goods & Services

Electrodes; Accumulator boxes; Accumulator jars; Accumulators; Batteries for vehicles; Battery cases; Battery charge devices; Battery chargers; Battery packs; Electric accumulators; Electric accumulators for vehicles; Electric storage batteries; Electrical storage batteries

Goods & Services

Industrial chemicals; acidulated water for recharging accumulators; salts for galvanic cells; Chemicals for use in industry; Ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators

Abstract

4; and processing a reaction of at least the first precursor, the lithium-contained compound, and another portion of the deionized water, adding the carbon source, and then calcining to produce battery composite material. Therefore, the preparation time is shortened, the energy consuming is reduced, the phase forming of the precursor is more stable, and the advantages of reducing the cost of preparation and enhancing the quality of products are achieved.

IPC Classes  ?

• H01M 4/04 - Processes of manufacture in general
• H01M 4/52 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
• C01B 25/37 - Phosphates of heavy metals
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/88 - Processes of manufacture
• H01M 10/052 - Li-accumulators

Abstract

4. Therefore, the activation energy of reaction can be reduced.

IPC Classes  ?

• H01M 4/505 - 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
• C01G 53/00 - Compounds of nickel
• H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/525 - 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

Abstract

4-Z, wherein M represents at least one of a first-row transition metal, and 0.001≦z≦0.05.

IPC Classes  ?

• H01M 4/88 - Processes of manufacture
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
• H01M 4/02 - Electrodes composed of, or comprising, active material

Abstract

A preparation method of a battery composite material includes steps of providing phosphoric acid, a first metal source, a second metal source and water, processing a reaction of the first metal source, the second metal source, the phosphoric acid and the water to produce a first product, calcining the first product to produce a first precursor or a second precursor, among which each of the first precursor and the second precursor is a solid-solution containing first metal and second metal, and processing a reaction of the first precursor or the second precursor, and a first reactant to obtain a reaction mixture, and then calcining the reaction mixture to produce the battery composite material. As a result, the battery product has two stable charging and discharging platforms, such that the present invention achieves the advantages of enhancing the stability and the electric performance.

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C30B 1/10 - Single-crystal growth directly from the solid state by solid state reactions or multi-phase diffusion
• C30B 29/14 - Phosphates
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium

Abstract

4. Since the product powder is not subjected to aggregation during the thermal treatment process, the electric performance of the battery is enhanced.

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/04 - Processes of manufacture in general
• H01M 4/36 - Selection of substances as active materials, active masses, active liquids

Abstract

7; processing a reaction of the precursor and at least the first reactant to get a reaction mixture, and then calcining the reaction mixture to produce the battery composite material. As a result, the present invention achieves the advantages of reducing the times of the reduction-oxidation reaction, so that the stability of the processes is enhanced, and the difficulty of the processes is reduced.

IPC Classes  ?

• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01B 1/08 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances oxides
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/42 - Pyrophosphates
• C01G 45/00 - Compounds of manganese

Abstract

(C) calcining the solid compound obtained from step (A) or (B) at a temperature of 300 to 950° C.

IPC Classes  ?

• H01B 1/02 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of metals or alloys
• H01M 4/525 - 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
• C01B 25/30 - Alkali metal phosphates
• H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates

Abstract

6, and processing a reaction of the precursor, the carbon source and the first reactant to get a reaction mixture and calcining the reaction mixture to produce the battery composite material. As a result, the present invention achieves the advantages of reducing grind time of fabricating processes, so that the prime cost, the time cost, and the difficulty of fabricating are reduced.

IPC Classes  ?

• H01M 4/88 - Processes of manufacture
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/04 - Processes of manufacture in general
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/37 - Phosphates of heavy metals
• H01M 10/052 - Li-accumulators

Abstract

4−z, wherein M represents at least one of a first-row transition metal, and 0.001≦z≦0.05.

IPC Classes  ?

• H01M 4/88 - Processes of manufacture
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium

Abstract

3, at least one compound comprising N, if present, and/or at least one compound comprising F, if present, at least one polysaccharide comprising glucose having a molecular weight M of at least 50000 g/mol as carbon precursor and at least one reducing agent, (B) drying the mixture provided in step (A), in order to obtain a solid particle and (C) calcining the solid particle obtained from step (B) at a temperature of 300 to 950° C.

IPC Classes  ?

• H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
• H01M 4/525 - 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
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• C01B 25/455 - Phosphates containing halogen
• H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/1315 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx containing halogen atoms, e.g. LiCoOxFy
• H01M 4/133 - Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
• H01M 4/485 - 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
• H01M 4/505 - 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
• H01M 4/583 - Carbonaceous material, e.g. graphite-intercalation compounds or CFx
• H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries

Abstract

3-comprising compound, if present, and at least one reducing agent which is oxidized to at least one compound comprising at least one phosphorous atom in oxidation state +5, (B) optionally drying the mixture provided in step (A), in order to obtain a solid compound and (C) calcining the solid compound obtained from step (A) or (B) at a temperature of 300 to 1000° C.

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• C01B 25/30 - Alkali metal phosphates

Abstract

2 represents an transition metal element; X represents phosphorus; O represents oxygen; x is from 0.6 to 1.4; and y is from 0.6 to 1.4. Further, the metal or the metal oxide component includes at least two materials selected from the group consisting of transition metal elements, semimetal elements, group IIA elements, group IIIA elements, group IVA elements, alloys thereof and oxides of the above metal elements and alloys, wherein the two materials include different metal elements. Moreover, the first material and the metal or the metal oxide component are co-crystallized or physically combined, and the metal or the metal oxide component takes less than about 30% of the composition.

IPC Classes  ?

• H01M 4/88 - Processes of manufacture

Goods & Services

Industrial chemicals, acidulated water for recharging accumulators, salts for galvanic cells, Chemicals for use in industry; Ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators

Goods & Services

Industrial chemicals; acidulated water for recharging accumulators; salts for galvanic cells; Chemicals for use in industry; Ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators. Automobiles; vehicles; cars; bicycles; motorcycles; electric vehicles; electric bus. Car transport; bus transport; transport and storage of wasted battery; Electricity distribution; arranging of tours; car rental; carting; delivery of goods; freighting; passenger transport; train transport; courier services. Recycling of wasted battery; Sorting of waste and recyclable material; production of energy (electricity).

Goods & Services

(1) Accumulator boxes, accumulators jars, accumulators, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; batteries for land vehicles, batteries for motor and hybrid vehicles, batteries for electric vehicles; battery cases; battery charge devices, namely, battery cables; battery chargers, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; battery packs, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; electric accumulators, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; electric accumulators for land vehicles; electric accumulators for motor and hybrid vehicles; electric storage batteries, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; electrodes, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; cell pack, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; grid energy storage system, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles, comprised primarily of power inverters, AC battery chargers, batteries, namely, batteries for land vehicles, batteries for motor and hybrid vehicles, batteries for electric vehicles, cells, battery packs, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles, accumulators, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles, for electric vehicles, for motor vehicles, for power hand tools, for land vehicles; lithium iron batteries, cells, accumulators, and cell packs for grid energy storage. (1) Transport services of goods and passengers, namely, by truck, train, car, bus; transport services of wasted battery, namely by truck, train, car, bus; storage of wasted battery; car rental; delivery of goods, namely, by trains and land vehicles; freighting, namely, freight transportation by rail and land vehicles; courier services.

Goods & Services

Accumulator boxes; accumulator jars; accumulators; batteries for vehicles; battery cases; battery charge devices; battery chargers; battery packs; electric accumulators; electric accumulators for vehicles; electric storage batteries; electrical storage batteries; electrodes; cell pack; electrical storage system (device); grid energy storage. Car transport; bus transport; arranging of tours; car rental; carting; delivery of goods; freighting; passenger transport; train transport; courier services.

Goods & Services

(1) Industrial chemicals, namely, chemicals for use in the manufacture of batteries; acidulated water for recharging accumulators, salts for galvanic cells; ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators; Accumulator boxes, accumulators jars, accumulators, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles; batteries for land vehicles, batteries for motor and hybrid vehicles, battery cases, battery charge devices, namely, battery cables, battery chargers, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles, battery packs, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles; electric accumulators, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles, electric accumulators for land vehicles, electric accumulators for motor and hybrid vehicles, electric storage batteries, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles; electrodes, namely, lithium ion electrodes, lithium ion electrodes materials, lithium ion electrodes plate; cell pack, namely, for cameras, for cell phones, for hearing acids, for hybrid vehicles, for motor vehicles, for power hand tools, for land vehicles; Automobiles, vehicles, namely, electric cars, electric vans, electric buses, electric trucks, electric motors, cars, bicycles, motorcycles, electric vehicles, namely, motor vehicles, electric motor vehicles, electric land vehicles, electric bus. (1) Transport services of goods and passengers, namely, by truck, train, car, bus, motivated by motors, hybrid, or electricity, transport and storage of wasted battery; electricity distribution, namely, utility services generation, distribution of electricity and infrastructure for distributing electricity; arranging of tours, namely, tour guide services; car rental; delivery of goods, namely, by trains and land vehicles, freighting, namely, freight transportation by rail and land vehicles; courier services; Recycling of wasted battery, sorting of waste and recyclable material; production of energy (electricity), namely, energy recycling service that capture and convert wasted energy into electricity and useful stream, device and service for electricity generating by natural phenomenon, namely, wind, tide and geothermal.

Abstract

y.M′O, where A is at least one metallic element selected from a group consisting of alkali metals, M and M′ may be identical or different and independently of one another at least one selected from a group consisting of transition metals and semimetals, X is P or As, 0.9≦x≦1.1, and 0

IPC Classes  ?

• H01B 1/08 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances oxides

Abstract

4, where each of A (where present), M, and X independently represents at least one element, O represents oxygen, and each of x (where present) and y represent a number, and an oxide of at least one of various elements, wherein the material and the oxide are cocrystailine, and/or wherein a volume of a crystalline structural unit of the composition may be different than a volume of a crystalline structural unit of the material alone. An electrode comprising such a composition is also described, as is an electrochemical cell comprising such an electrode. A process of preparing a composition for use in an electrochemical redox reaction is also described.

IPC Classes  ?

• H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01M 4/1391 - Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
• H01B 1/08 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances oxides

Abstract

y.M′O, where A is at least one metallic element selected from a group consisting of alkali metals, M and M′ may be identical or different and independently of one another at least one selected from a group consisting of transition metals and semimetals, X is P or As, 0.9≦x≦1.1, and 0

IPC Classes  ?

• H01B 1/06 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances
• H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides

Abstract

4. At least a portion of the second material may be at least partially distributed within the first material and/or may at least partially coat the first material. An electrode comprising such a composition is also described, as is an electrochemical cell comprising such an electrode. A process of preparing a composition for use in an electrochemical redox reaction is also described.

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium

Goods & Services

(1) Electric batteries for vehicles, accumulators for vehicles, batteries, battery chargers, electrodes, battery jars, battery boxes, electric batteries, high voltage batteries, accumulators, accumulator boxes, accumulator jars, cathodes.

Abstract

b, wherein A represents a metal element selected from Groups IA, IIA and IIIA; each of M1 and M2 independently represents a metal element selected from Groups IIA and IIIA, and transition elements; and 0≦x≦1.2, 1.2≦y≦1.8, 0

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates

Abstract

b, and reacting the first reactant with the second reactant to form the ion storage compound. A is at least one element selected from the group consisting of Groups IA, IIA and IIIA; each of M1 and M2 is at least one element selected from the group consisting of Groups IIA, IIIA, IVA and VA and transition metal elements, respectively; and 0

IPC Classes  ?

• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium
• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/36 - Selection of substances as active materials, active masses, active liquids

Goods & Services

(1) Electric batteries for vehicles, accumulators for vehicles, batteries, battery chargers, electrodes, battery jars, battery boxes, electric batteries, high voltage batteries, accumulators, accumulator boxes, accumulator jars, cathodes.

Abstract

b and is coated on the first compound. A is at least one element selected from the group consisting of Groups IA, IIA and IIIA; each of M1 and M2 is at least one element selected from the group consisting of Groups IIA, IIIA, IVA and VA and transition metal elements, respectively; and 0

IPC Classes  ?

• H01M 4/58 - 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 LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
• H01M 4/36 - Selection of substances as active materials, active masses, active liquids
• C01B 25/45 - Phosphates containing plural metal, or metal and ammonium

Goods & Services

(1) Electric batteries for vehicles, accumulators for vehicles, batteries, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, battery chargers, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, electrodes, namely, cardiac, medical and welding, battery jars, battery boxes, namely, for hybrid vehicles, for electric vehicles, for power hand tools, for energy storages and for medicals, electric batteries, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, high voltage batteries, namely, for hybrid vehicles, for electric vehicles, for power hand tools, for energy storages and for medicals, accumulators, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, accumulator boxes, namely, for hybrid vehicles, for electric vehicles, for power hand tools, for energy storages and for medicals, accumulator jars, namely, for hybrid vehicles, for electric vehicles, for power hand tools, for energy storages and for medicals, cathodes.

Goods & Services

(1) Electric batteries for vehicles, accumulators for vehicles, batteries, battery chargers, electrodes, battery jars, battery boxes, electric batteries, high voltage batteries, accumulators, accumulator boxes, accumulator jars, cathodes.

Goods & Services

(1) Electric batteries for vehicles, accumulators for vehicles, batteries, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, battery chargers, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, electrodes, namely, cardiac and welding, battery jars, battery boxes, namely, for hybrid vehicles, for electric vehicles, for power hand tools, electric batteries, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, high voltage batteries, namely, for hybrid vehicles, for electric vehicles, for power hand tools, accumulators, namely, for cameras, for cell phones, for hearing aids, for hybrid vehicles and for electric vehicles, accumulator boxes, namely, for hybrid vehicles, for electric vehicles, for power hand tools, accumulator jars, namely, for hybrid vehicles, for electric vehicles, for power hand tools, cathodes.

Goods & Services

Accumulator boxes; Accumulator jars; Accumulators; Batteries for vehicles; Battery cases; Battery charge devices; Battery chargers; Battery packs; Electric accumulators; Electric accumulators for vehicles; Electric storage batteries; Electrical storage batteries; Electrodes

Goods & Services

Electric batteries for vehicles, accumulators for vehicles, batteries, battery chargers, electrodes, battery jars, battery boxes, electric batteries, high voltage batteries, accumulators, accumulator boxes, accumulator jars, cathodes.

Goods & Services

(1) Industrial chemicals, namely, chemicals for use in the manufacture of batteries, acidulated water for recharging accumulators, salts for galvanic cells; Ion conductive chemical compounds for use in lithium ion batteries and lithium ion accumulators. (2) Electric batteries for vehicles, accumulators for vehicles, batteries, battery chargers, electrodes, battery jars, battery boxes, electric batteries, high voltage batteries, accumulators, accumulator boxes, accumulator jars, cathodes. (3) Automobiles, vehicles, namely, electric cars, electric vans, electric buses, electrics trucks, electric motors, cars, bicycles, motorcycles, electric vehicles, namely, electric automobiles, electric cars, electric buses, electric motorcycles, electric bicycles, electric trucks, electric lorries, electric boats, electric scooters, hybrid cars, electric sport utility vehicles, electric all-terrain vehicles. (1) Transport services of goods and passengers, namely, by truck, train, car, bus; transport of wasted battery, namely, by truck, train, car, bus; storage of wasted battery; electricity distribution, namely, utility services generation, distribution of electricity and infrastructure for distributing electricity, arranging of tours, namely, tour guide services, car rental, delivery of goods, namely, by trains and land vehicles, freighting, namely, freight transportation by rail and land vehicles, courier services. (2) Recycling of wasted battery, sorting of waste and recyclable material, production of energy, namely, energy recycling service that capture and convert wasted energy into electricity and useful steam.