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Electrolyte patents

      

This page is updated frequently with new Electrolyte-related patent applications.




 Process for recovering an electrolyte salt patent thumbnailProcess for recovering an electrolyte salt
The present invention relates to a process for recovering a metal salt of an electrolyte dissolved in a matrix, said process consisting in subjecting the electrolyte to a liquid extraction with water.. .
Rhodia Operations


 Nickel hydrogen secondary battery patent thumbnailNickel hydrogen secondary battery
A nickel hydrogen secondary battery accommodates an electrode group including a positive electrode and a negative electrode which are stacked one on top of another through a separator, together with an alkaline electrolyte. The battery contains li, with a total amount of li in the battery 2 of 15 to 50 mg/ah, as determined as the mass in terms of lioh per ah of the positive electrode capacity.
Fdk Corporation


 Manufacturing  amino-substituted phosphazene compound, manufacturing  electrolyte solution for nonaqueous secondary battery, and manufacturing  nonaqueous secondary battery patent thumbnailManufacturing amino-substituted phosphazene compound, manufacturing electrolyte solution for nonaqueous secondary battery, and manufacturing nonaqueous secondary battery
Provided is a manufacturing method for an amino-substituted phosphazene compound, including: reacting a fluorinated phosphazene compound and an amine compound in presence of a catalyst consisting of a compound consisting of a specific element m below and an oxygen atom as constituent elements; and obtaining an amino-substituted phosphazene compound by substitution reaction between a fluorine atom of the fluorinated phosphazene compound and an amino group of the amine compound. Specific element m: at least one selected from magnesium, titanium, zirconium, vanadium, lithium, calcium, aluminum, manganese, molybdenum, silicon, or boron..
Fujifilm Corporation


 Battery, battery pack, electronic equipment, electric vehicle, power storage device, and power system patent thumbnailBattery, battery pack, electronic equipment, electric vehicle, power storage device, and power system
A battery includes a positive electrode formed with a positive electrode active material layer containing a positive electrode active material at least on one side of a positive electrode current collector, a negative electrode formed with a negative electrode active material layer containing a negative electrode active material at least on one side of a negative electrode current collector, a separator, and an electrolyte containing solid particles. The capacity area density (mah/cm2) of the negative electrode active material layer is equal to or higher than 2.2 mah/cm2 and equal to or lower than 10 mah/cm2, and the capacity area density (mah/cm2) of a gap in the negative electrode active material layer is equal to or higher than 5.9 mah/cm2 and equal to or lower than 67 mah/cm2..
Sony Corporation


 Solid electrolyte patent thumbnailSolid electrolyte
A solid phase electrolyte composition containing at least one conducting salt and at least one random copolymer, wherein the random copolymer comprises 5 to 95 wt.-% polymerized units of monomers (a) and 95 to 5 wt.-% polymerized units of monomers (b), based on the total weight of the copolymer, wherein (a) is at least one functionalized polyether containing at least one polymerizable c—c double bond per molecule in average, and (b) is at least one ethylenically unsaturated monomer (b1) or a mixture of at least one ethylenically unsaturated monomer (b1) and at least one ethylenically unsaturated monomer (b2) wherein (b1) is selected from the group consisting of styrene, alpha-methyl styrene, maleic anhydride, n-phenylmaleimide, c1-c4 alkyl methacrylates, c1-c22 alkyl acrylates, acrylic acid, salts of acrylic acid, c1-c4 alkylacrylic acids, salts of c1-c4 alkylacrylic acids, acrylic amides, and vinyl alcohol derivates, and (b2) is selected from the group consisting of acrylonitrile and methacrylonitrile.. .
Basf Se


 Manufacturing  amino-substituted phosphazene compound, manufacturing  electrolyte solution for nonaqueous secondary battery, and manufacturing  nonaqueous secondary battery patent thumbnailManufacturing amino-substituted phosphazene compound, manufacturing electrolyte solution for nonaqueous secondary battery, and manufacturing nonaqueous secondary battery
Provided are a manufacturing method for an amino-substituted phosphazene compound including reacting a fluorinated phosphazene compound and an amine compound in presence of a compound having a fluorine trapping function; and synthesizing a compound obtained by substituting the amine compound for the fluorinated phosphazene compound, a manufacturing method for an electrolyte solution for a nonaqueous secondary battery using this, and a manufacturing method for a nonaqueous secondary battery.. .
Fujifilm Corporation


 Sodium ion secondary battery patent thumbnailSodium ion secondary battery
A sodium ion secondary battery includes a positive electrode containing a positive electrode active material, a negative electrode containing a negative electrode active material, a separator provided between the positive electrode and the negative electrode, and an electrolyte, the positive electrode active material containing a sodium-containing transition metal oxide that reversibly intercalates and deintercalates sodium ions, in the sodium-containing transition metal oxide in a fully charged state, the ratio of sodium atoms to transition metal atoms, i.e., na/mt, satisfying na/mt≦0.3, and the ratio of the total cnt of the reversible capacity and the irreversible capacity of the negative electrode to the total cpt of the reversible capacity and the irreversible capacity of the positive electrode, i.e., cnt/cpt, satisfying 1≦cnt/cpt.. .
Sumitomo Electric Industries, Ltd.


 Methods and systems for detecting leaks in a fuel cell stack patent thumbnailMethods and systems for detecting leaks in a fuel cell stack
Systems and methods for testing a fuel cell stack include a vacuum source, a test head including at least one isolated vacuum plenum configured to be positioned in fluid communication with a first portion of the fuel cell stack, the isolated vacuum plenum in fluid communication with the vacuum source, and a detector in fluid communication with the at least one isolated vacuum plenum for detecting the presence of a particular constituent of a fluid provided in a second portion of the fuel cell stack, where the second portion of the fuel cell stack is separated from the first portion of the fuel cell stack by at least one of an electrolyte and a fuel cell seal.. .
Bloom Energy Corporation


 Cell frame for redox flow battery, cell stack for redox flow battery, and redox flow battery patent thumbnailCell frame for redox flow battery, cell stack for redox flow battery, and redox flow battery
A cell frame for a redox flow battery comprises: a bipolar plate; and a frame body provided at an outer periphery of the bipolar plate, the frame body including a manifold which penetrates through front and back surfaces of the frame body and through which an electrolyte flows, and at least one slit being formed on the front surface of the frame body and forming a channel of the electrolyte between the manifold and the bipolar plate, a cross sectional shape of the slit, in a longitudinal direction of the slit, having a width w and a depth h, the width w and the depth h satisfying (a) w≧3 mm and (b) 1/8<h/w<1.. .
Sumitomo Electric Industries, Ltd.


 Vanadium solution, electrolyte comprising same, secondary battery comprising same, and  preparing same patent thumbnailVanadium solution, electrolyte comprising same, secondary battery comprising same, and preparing same
The present specification relates to a vanadium solution, an electrolyte including the same, a secondary battery including the same, and a method for preparing the same.. .
Lg Chem, Ltd.


Porous electrode substrate, manufacturing same, membrane electrode assembly, polymer electrolyte fuel cell, precursor sheet, and fibrillar fibers

Provided is a porous electrode substrate having excellent thickness precision, gas permeability and conductivity, handling efficiency, low production costs and a high carbonization rate during carbonization. Also provided are a method for manufacturing such a substrate, a precursor sheet and fibrillar fiber used for forming such a substrate, along with a membrane electrode assembly and a polymer electrolyte fuel cell that contain such a substrate.
Mitsubishi Rayon Co., Ltd.

Conductive porous material, polymer electrolyte fuel cell, and manufacturing conductive porous material

The object of the present invention is to provide a conductive porous material that has a large specific surface area, that is not easily damaged by pressure, and that can be applied to a variety of applications; a polymer electrolyte fuel cell, and a method of manufacturing a conductive porous material. The conductive porous material is one which is an aggregate of fibrous substances comprising first conductive materials, and second conductive materials that connect between the first conductive materials, and its specific surface area is 100 m2/g or more, and its thickness retention rate after pressing at 2 mpa is 60% or more.
Japan Vilene Company, Ltd.

Cathode and manufacturing the same

The present application relates to a cathode, a method of manufacturing the same, and a battery including the same. The present application may provide a cathode and a method of manufacturing the same, wherein the cathode comprises an active material layer that contains an acrylic polymer and exhibits excellent resistance to an electrolyte, excellent dispersion of its components and great adhesion to a current collector..
Lg Chem, Ltd.

Metal-doped nickel oxide active materials

A primary battery includes a cathode having an alkali-deficient nickel oxide including metals such as ca, mg, al, co, y, mn, and/or non-metals such as b, si, ge, or a combination of metal and/or non-metal atoms; a combination of metal atoms; an anode; a separator between the cathode and the anode; and an alkaline electrolyte.. .
Duracell U.s. Operations, Inc.

Precursor of positive electrode active material for nonaqueous electrolyte secondary batteries and production method thereof and positive electrode active material for nonaqueous electrolyte secondary batteries and production method thereof

Provided is a precursor of a positive electrode active material containing, in a reduced amount, impurities which do not contribute to a charge/discharge reaction but rather corrode a firing furnace and peripheral equipment and thus having excellent battery characteristics and safety, and production method thereof. A method for producing a precursor of a positive electrode active material for nonaqueous electrolyte secondary batteries having a hollow structure or porous structure includes obtaining the precursor by washing nickel-manganese composite hydroxide particles having a particular composition ratio and a pore structure in which pores are present within the particles with an aqueous carbonate solution having a carbonate concentration of 0.1 mol/l or more..
Sumitomo Metal Mining Co., Ltd.

Secondary battery, battery pack, electronic device, electrically driven vehicle, storage device, and power system

A secondary battery includes a positive electrode including a positive electrode active material layer having a positive electrode active material, a negative electrode including a negative electrode active material layer having a negative electrode active material, and an electrolyte. The positive electrode active material contains either a lithium iron phosphate compound having an olivine structure or lithium-manganese composite oxide having a spinel structure.
Sony Corporation

Secondary battery, battery pack, electronic device, electrically driven vehicle, storage device, and power system

A secondary battery includes a positive electrode including a positive electrode active material layer having a positive electrode active material, a negative electrode including a negative electrode active material layer having a negative electrode active material, and an electrolyte. The positive electrode active material contains at least either a lithium iron phosphate compound having an olivine structure or lithium-manganese composite oxide having a spinel structure.
Sony Corporation

Nonaqueous electrolyte battery and battery pack, and vehicle

According to one embodiment, a nonaqueous electrolyte battery is a provided. The nonaqueous electrolyte battery includes a positive electrode, a negative electrode and a nonaqueous electrolyte.
Kabushiki Kaisha Toshiba

Graphene-coated metal oxide spinel cathodes

Disclosed herein are graphene-coated lithium manganese oxide spinels cathodes for high-performance batteries li-ion batteries and methods for making thereof. A single-layer graphene coating is shown to significantly reduce manganese loss in the cathodes while concurrently promoting the formation of a well-defined solid electrolyte interphase layer..
Uchicago Argonne, Llc

Methods of making metal-doped nickel oxide active materials

Methods of making high-energy cathode active materials for primary alkaline batteries are described. The primary batteries include a cathode having an alkali-deficient nickel(iv)-containing oxide including one or more metals such as co, mg, al, ca, y, mn, and/or non-metals such as b, si, ge or a combination of metal and/or non-metal atoms as dopants partially substituted for ni and/or li in the crystal lattice; an anode; a separator between the cathode and the anode; and an alkaline electrolyte solution..
Duracell U.s. Operations, Inc.

Electrochemical deposition of refined lithium metal from polymer electrolytes

A method for electrochemical deposition of refined lithium metal to form a lithium anode in situ in a lithium (li) ion battery comprising providing a fully lithiated cathode, providing a metal anode, providing a block copolymer electrolyte membrane between the cathode and the metal anode, and polarizing the cathode and the metal anode in the lithium ion battery to cause li ions to migrate from the cathode through the block copolymer electrolyte and cause the electrochemical deposition to deposit refined lithium metal on the metal anode to form the lithium anode.. .
The Regents Of The University Of California

Cylindrical sealed battery

A nonaqueous electrolyte secondary battery representing an embodiment of a sealed battery of the present invention includes a bottomed cylindrical exterior case (15), a sealing member (20), a cylindrical wound electrode assembly (14) including a positive electrode plate (11) and a negative electrode plate (12) wound together via a separator (13), and an electrolyte. The cylindrical wound electrode assembly (14) and the electrolyte are accommodated in the exterior case (15).
Sanyo Electric Co., Ltd.

Lithium-ion battery flexible packaging material and lithium-ion battery using the same

The present disclosure is related to the field of energy storage devices, and particularly a lithium-ion battery flexible packaging material and a lithium-ion battery using the same. The flexible packaging material comprises a substrate layer, a first bonding layer, a metal foil layer, an anti-corrosion treatment layer, a second bonding layer and a sealing layer arranged in sequence from the outside to the inside, wherein the anti-corrosion treatment layer is composed of at least one of a nickel layer, a nickel alloy layer, a copper layer and a copper alloy layer, and is plated on the metal foil layer.
Amperex Technology Limited

Multi-layered conductive metal oxide structures and methods for facilitating enhanced performance characteristics of two-terminal memory cells

A memory cell including a two-terminal re-writeable non-volatile memory element having at least two layers of conductive metal oxide (cmo), which, in turn, can include a first layer of cmo including mobile oxygen ions, and a second layer of cmo formed in contact with the first layer of cmo to cooperate with the first layer of cmo to form an ion obstruction barrier. The ion obstruction barrier is configured to inhibit transport or diffusion of a subset of mobile ion to enhance, among other things, memory effects and cycling endurance of memory cells.
Unity Semiconductor Corporation

Electrolyte and electrochemical device

The present invention aims to provide an electrolyte solution and an electrochemical device which can keep the initial capacitance and are less likely to increase the internal resistance even after long-term use. An electrolyte solution includes: a tetraalkyl quaternary ammonium salt (a); a heterocyclic ring-containing quaternary ammonium salt (b); and a solvent, the sum of concentrations of the tetraalkyl quaternary ammonium salt (a) and the heterocyclic ring-containing quaternary ammonium salt (b) being 0.6 to 2.1 mol/l, the ratio of the concentration of the tetraalkyl quaternary ammonium salt (a) to the concentration of the heterocyclic ring-containing quaternary ammonium salt (b) (a/b) being 0.015 to 1.000..
Daikin Industries, Ltd.

Electrolyte solute, electrolyte, and high-voltage supercapacitor

The present invention relates to the electrochemical field, particularly to an electrolyte solute and an electrolyte that are used for a high-voltage supercapacitor, and a high-voltage supercapacitor using the electrolyte. The anion of the electrolyte solute may be one or more selected from tetrafluoroborate, hexafluorophosphate, bis(trifluoromethylsulfonyl) imide, tris (trifluoromethylsulfonyl) methyl and perfluoroalkyl sulfonate, and the cation may be n-methyl-1,4-diazabicyclo[2.2.2]octane ammonium, n,n-dimethyl-1,4-diazabicyclo[2.2.2]octane ammonium, n-methyl-1-azabicyclo[2.2.2] octane ammonium.
Shenzhen Capchem Technology Co., Ltd.

Cathode subassembly with integrated separator

Device designs are presented that include a cathode subassembly for protecting the device from unwanted discharge, and aiding in alignment of the cathodes and anodes within a device. A device includes a conductive anode, a dielectric material disposed on a surface of the conductive anode, a conductive cathode, and an electrolyte disposed between the anode and the cathode.
Pacesetter, Inc.

Electrolyte solution for aluminum electrolytic capacitor and aluminum electrolytic capacitor using the electrolyte solution

The present invention discloses an electrolyte solution for an aluminum electrolytic capacitor and an aluminum electrolytic capacitor using the electrolyte solution. The electrolyte solution for an aluminum electrolytic capacitor, contains electrolyte (a) and an organic solvent (b); the electrolyte (a) contains electrolyte (c) and electrolyte (d); the electrolyte (c) consists of cations (e) and alkyl phosphate anions, and the electrolyte (d) consists of cations (f) and phthalic acid anions.
Shenzhen Capchem Technology Co., Ltd.

Electrochromic-thermochromic devices and methods of making and use thereof

Disclosed herein are electrochromic devices. The electrochromic devices can comprise: an electrochromic-thermochromic electrode comprising a first conducting layer and an electrochromic-thermochromic layer, wherein the first conducting layer is in electrical contact with the electrochromic-thermochromic layer, and wherein the electrochromic-thermochromic layer comprises a material exhibiting electrochromic and thermochromic behavior; a counter electrode comprising a counter layer and a second conducting layer, wherein the second conducting layer is in electrical contact with the counter layer; and a non-intercalating electrolyte; wherein the first conducting layer is in electrical contact with the second conducting layer; and wherein the electrochromic-thermochromic layer and the counter layer are in electrochemical contact with the non-intercalating electrolyte..
Board Of Regents, The University Of Texas System

Gas sensor

A gas sensor is provided which has a rapid heating property and which can detect a/f ratio with high accuracy and can detect specifically a stoichiometric environment with high accuracy. The gas sensor has a limiting current type gas sensor element.
Denso Corporation

Droplet-based capacitive pressure sensor

A pressure sensing apparatus which utilizes an electrolytic droplet retained between a first and second sensing electrode within a housing. Contact between the electrolyte droplet and the electrodes form electric double layers (edl) having interfacial edl capacitance proportional to interface contact area which varies in response to mechanical pressure applied to deform exterior portions of the housing.
The Regents Of The University Of California

Synthesis of superconducting nb-sn

Electrodepositing a film comprising a nb—sn material onto a copper substrate surface from an electrolyte bath comprising (a) sncl2, (b) nbcl5, and (c) (i) 1-ethyl-3-methylimidazolium chloride (emic), (ii) 1-butyl-3-methylimidazolium chloride (bmic), or (iii) a mixture thereof.. .

Method, container and uses for converting biomass materials into soluble substances by one-step

The present invention discloses a method for converting biomass material into soluble substances by one-step, comprising: converting biomass materials into soluble substances by one-step by electrolyzing at a certain time under the condition of constant current using bipolar three-dimension-electrodes system, wherein bipolar three-dimension-electrodes system including an anode, a cathode, particle electrodes and electrolyte, and in electrolyzing process, the particle electrodes and the biomass materials being suspended in the electrolyte. The present invention also discloses a container for converting biomass materials into soluble substances by one-step, comprising: a tank which holds electrolyte at the interior thereof, wherein the side wall of the tank is provided with an opening, the opening is provided with a permeable membrane, and the opening also communicates with a discharge pipe; a pair of electrode plates which are immersed into the electrolyte by at least a part thereof, wherein the pair of electrode plates space from each other and connect to positive pole and negative pole of power supply respectively to form anode and cathode in energized state respectively; and, particle electrodes which are in granular form and are suspended in the electrolyte.
Tianjin Institute Of Industrial Biotechnology, Chinese Academic Of Science

Water-soluble electrolyzed/hydrolyzed clinoptilolite fragments and nutraceutical, pharmaceutical, and environmental products based thereon

Methods and processes are provided to make clinoptilolite into a water-soluble hydrolyzed form with electrolytes suitable for various administration routes for use in the detoxification and rejuvenation in environment arena, nutraceutical arena, and pharmaceutical arena this process includes oral, topical, tablet, pill formulas, biotech delivery and intravenous. Absorption of water-soluble hydrolyzed clinoptilolite fragments can aid in detoxification by binding to heavy metals, viruses and environmental toxins and can reduce reactive oxygen species and inflammation related to metals.
Entox Solutions Llc

Water-soluble electrolyzed/solvolyzed clinoptilolite fragments and nutraceutical, pharmaceutical, and environmental products based thereon

Methods and processes are provided to make clinoptilolite into a water-soluble solvolyzed form with electrolytes suitable for various administration routes for use in the detoxification and rejuvenation in environment arena, nutraceutical arena, and pharmaceutical arena this process includes oral, topical, tablet, pill formulas, biotech delivery and intravenous. Absorption of water-soluble solvolyzed clinoptilolite fragments can aid in detoxification by binding to heavy metals, viruses and environmental toxins and can reduce reactive oxygen species and inflammation related to metals.
Entox Solutions Llc

Bio-impedance measurement method using bi-phasic current stimulus excitation for implantable stimulator

Method and apparatus for estimating bio-impedance at electrode-electrolyte interface by injecting a single low-intensity bi-phasic current stimulus having an selected inter-pulse delay first and second current pulse phases, which involves acquiring transient electrode voltage along the bi-phasic current stimulus waveform. Determining equivalent circuit parameters of an electrode, at the electrode-electrolyte/tissue interface, based on transient electrode voltage across said multiple temporal locations is also performed..
The Regents Of The University Of California

Rechargeable aluminum ion battery

A rechargeable battery using a solution of an aluminum salt as an electrolyte is disclosed, as well as methods of making the battery and methods of using the battery.. .
Everon24 Llc

Separator-equipped air electrode for air-metal battery

Provided is a separator-equipped air electrode for a metal-air battery, the separator-equipped air electrode including a separator composed of a hydroxide-ion-conductive inorganic solid electrolyte being a dense ceramic material; an air electrode layer containing an air electrode catalyst and an electron-conductive material, or containing an air electrode catalyst also serving as an electron-conductive material; and an intermediate layer disposed between the separator and the air electrode layer, improving the adhesion between the separator and the air electrode layer, and exhibiting hydroxide ion conductivity. The present invention enables an air electrode provided with a dense ceramic separator to ensure the desired characteristics of the dense ceramic separator and reduces the resistance of a metal-air battery (in particular, the interfacial resistance between the air electrode layer and the separator)..
Ngk Insulators, Ltd.

Metal-air battery

Metal-air batteries include first and second battery stack structures each comprising an anode, an anode electrolyte layer, a cathode, and a gas diffusion layer, and cathode current collectors disposed between the first and second battery stack structures and having a non-flat shape, where the cathodes of the first and second battery stack structures face each other, the cathode current collectors contact the gas diffusion layers of the first and second battery stack structures, at least one of the cathode current collectors includes protrusions, and an empty space between the cathode current collector and the first and second battery stack structures is an air supply unit to supply air to the gas diffusion layer.. .
Samsung Electronics Co., Ltd.

Nonaqueous electrolyte secondary battery

Provided is a nonaqueous electrolyte secondary battery with a high resistance to metallic lithium deposition during repeated charging and discharging. The nonaqueous electrolyte secondary battery disclosed herein includes: an electrode body including a positive electrode provided with a positive electrode active material layer, a negative electrode, and a separator interposed between the positive electrode and the negative electrode, a nonaqueous electrolyte, and a case in which the electrode body and the nonaqueous electrolyte are housed.
Toyota Jidosha Kabushiki Kaisha

All solid state battery

The main object of the present invention is to provide an all solid state battery with capability of inhibiting heat generation of an anode layer. The present invention solves the problem by providing an all solid state battery comprising a cathode layer, an anode layer, and a solid electrolyte layer formed between the cathode layer and the anode layer, wherein at least one of the anode layer and the solid electrolyte layer contains a sulfide solid electrolyte material; the anode layer contains an anode active material that is graphite, and contains an additive; and the additive has an oxide that is at least one kind of moo3, sb2o3, and mnco3, and a coating portion that coats at least a part of the oxide and includes a resin with a hydrocarbon chain as a main chain..
Toyota Jidosha Kabushiki Kaisha

Positive electrode composition for overdischarge protection

A positive electrode composition for an electrochemical cell is provided. One example includes at least one electroactive metal selected from the group consisting of nickel, titanium, vanadium, niobium, molybdenum, cobalt, chromium, silver, antimony, cadmium, tin, lead, and zinc.
General Electric Company

Battery system

Battery systems, and methods for manufacturing the same, are disclosed. The battery system may include one or more layers of anode, cathode, and electrolyte.
Electrijet Flight Systems Inc

Nickel-zinc battery

Provided is a highly reliable nickel-zinc battery including a separator exhibiting hydroxide ion conductivity and water impermeability. The separator is disposed in a hermetic container to separate a positive-electrode chamber accommodating a positive electrode and a positive-electrode electrolyte from a negative-electrode chamber accommodating a negative electrode and a negative-electrode electrolyte.
Ngk Insulators, Ltd.

Electrolyte and electrochemical device

The present invention provides an electrolyte solution that is capable of dealing with an increased voltage of an electrochemical device, as well as capable of improving the high-temperature storage characteristics and cycle characteristics of the electrochemical device, and an electrochemical device. The electrolyte solution includes a solvent containing a fluorinated saturated cyclic carbonate and a fluorinated acyclic carbonate; at least one sulfur-containing compound selected from the group consisting of compounds having a —so2— bond, compounds having a —so3— bond, and compounds having a —so4— bond, and an electrolyte salt.
Daikin Industries, Ltd.

Non-aqueous electrolytic solution and lithium battery

A non-aqueous electrolytic solution comprising a non-aqueous solvent and an electrolyte, which further contains a combination of a nitrile compound and an s═o group-containing compound (or a dinitrile compound) in an amount of 0.001 to 10 wt. % imparts improved cycle performance and storage property to a lithium battery, particularly a lithium secondary battery..
Ube Industries, Ltd.

Non-aqueous electrolytic solution and lithium battery

A non-aqueous electrolytic solution comprising a non-aqueous solvent and an electrolyte, which further contains a combination of a nitrile compound and an s═o group-containing compound (or a dinitrile compound) in an amount of 0.001 to 10 wt. % imparts improved cycle performance and storage property to a lithium battery, particularly a lithium secondary battery..
Ube Industries, Ltd.

Shear activated impact resistant electrolyte

A passively impact resistant composite electrolyte composition includes an electrolyte solvent, up to 6m of an electrolyte salt, and shear thickening ceramic particles having an outer surface. The shear thickening ceramic particles have an absolute zeta potential of greater than ±40 mv.
Ut-battelle, Llc

Three-dimensional electrode structure and battery having the electrode structure

A three-dimensional (“3d”) electrode structure includes an electrode collector plate, a plurality of active material plates disposed on the electrode collector plate and protruding from the electrode collector plate, and partition walls arranged on the electrode collector plate and substantially perpendicular to the plurality of active material plates in a plan view so as to provide structural stability of the plurality of first active material plates where the 3d electrode structure may be one of two electrode structures that are spaced apart from each other with an electrolyte layer therebetween.. .
Samsung Electronics Co., Ltd.

Fuel cell system and performance improvement fuel cell system

A fuel cell system includes: a processing unit configured to perform an activation process of temporarily reducing a cathode potential of a single fuel cell to a target potential for a duration time at a processing frequency; a cationic impurity amount estimating unit configured to estimate an amount of cationic impurities included in an electrolyte membrane of the single fuel cell; and a process degree determining unit configured to determine, when the amount of cationic impurities is large, a degree of the activation process which is higher than that determined when the amount of cationic impurities is small by performing at least one action among actions of changing conditions of the activation process, the actions including an action of reducing the target potential, an action of increasing the duration time, and an action of increasing the processing frequency. The processing unit performs the activation process to the determined degree..
Toyota Jidosha Kabushiki Kaisha

Electrode for nonaqueous electrolyte secondary battery, manufacturing same, and nonaqueous electrolyte secondary battery

A nonaqueous electrolyte secondary battery electrode is obtained by coating and drying a slurry including an active material, a crosslinking water-absorbing resin particle, a binder, and water, on a current collector surface to form a mixture layer and then compressing the mixture layer, and a nonaqueous electrolyte secondary battery includes the electrode, a separator, and a nonaqueous electrolytic solution.. .
Toagosei Co., Ltd.

Nickel composite hydroxide and production method thereof, cathode active material for a non-aqueous electrolyte secondary battery and production method thereof, and a nonaqueous electrolyte secondary battery

When producing a nickel composite hydroxide that is a precursor to the cathode active material by supplying an aqueous solution that includes at least a nickel salt, a neutralizing agent and a complexing agent into a reaction vessel while stirring and performing a crystallization reaction, a nickel composite hydroxide slurry is obtained while controlling the ratio of the average particle size per volume of secondary particles of nickel composite hydroxide that is generated inside the reaction vessel with respect to the average particle size per volume of secondary particles of nickel composite hydroxide that is finally obtained so as to be 0.2 to 0.6, after which, while keeping the amount of slurry constant and continuously removing only the liquid component, the crystallization reaction is continued until the average particle size per volume of secondary particles of the nickel composite hydroxide becomes 8.0 μm to 50.0 μm.. .

Continuous process for producing electrodes and alkali metal batteries having ultra-high energy densities

A process for producing an electrode for an alkali metal battery, comprising: (a) continuously feeding an electrically conductive porous layer to an anode or cathode material impregnation zone, wherein the conductive porous layer has two opposed porous surfaces and contain interconnected conductive pathways and at least 70% by volume of pores; (b) impregnating a wet anode or cathode active material mixture into the porous layer from at least one of the two porous surfaces to form an anode or cathode electrode, wherein the wet anode or cathode active material mixture contains an anode or cathode active material and an optional conductive additive mixed with a liquid electrolyte; and (c) supplying at least a protective film to cover the at least one porous surface to form the electrode.. .

Lead-acid battery separators with improved performance and batteries and vehicles with the same and related methods

Improved battery separators are disclosed herein for use in flooded lead-acid batteries, and in particular enhanced flooded lead-acid batteries. The improved separators disclosed herein provide for enhanced electrolyte mixing and substantially reduced acid stratification.
Daramic Llc



Electrolyte topics:
  • Electrolyte
  • Solid Electrolyte
  • Lithium Carbonate
  • Semiconductor
  • Conversion Efficiency
  • Sensitizer
  • Lens Array
  • Bipyridine
  • Electrostatically
  • Metalizing
  • Oxygenation
  • Cathodic Protection
  • Semiconductor Wafer
  • Random Access
  • Memory Cell


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