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Supplemental, backup or emergency lighting systems and methods
Lithium secondary cell with high charge and discharge rate capability and low impedance growth
|| List of recent Lithium-related patents
| Garment for monitoring physiological functions and method of use thereof|
A plurality of sensors are embedded in a form fitting garment similar to exercise togs such that the sensors are held in contact with or close proximity to the body. The sensors are connected via a plurality wires to an electronics module which is unintrusive being literally in its ultimate configuration the size of a credit card.
| Fusion formable lithium aluminosilicate glass ceramic|
A down-drawable glass ceramic. The glass ceramic has a composition which yields a liquidus viscosity that enables formation of the parent glass by down-draw techniques such as fusion-draw and slot-draw methods.
| Non-aqueous electrolyte and lithium secondary battery using the same|
The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery, comprising a sulfolane-based additive; and a lithium secondary battery using the same. The non-aqueous electrolyte solution for a lithium secondary battery according to the present invention comprises an ionizable lithium salt; an organic solvent; and a sulfolane compound of formula (i), the sulfolane compound being present in an amount of 0.1 to 5 parts by weight based on 100 parts by weight of the total weight of the lithium salt and the organic solvent.
| Composite positive active material, method of preparing the same, and positive electrode and lithium battery containing the material|
A composite positive active material including an over-lithiated lithium transition metal oxide, the over-lithiated transition metal oxide including a compound represented by formula 1 or formula 3: [formula 1] xli2-ym″ymo3-(1-x)lim′o2, [formula 3] xli2-ym″ymo3-x′lim′o2-x″li1+dm′″2-do4, x+x′+x″=1, 0<x<1, 0<x′<1, 0<x″<1, 0<y≦1, and 0≦d≦0.33, is disclosed. A positive electrode and a lithium battery containing the composite positive active material, and a method of preparing the composite positive active material are also disclosed..
| High-power lithium-ion storage battery|
A lithium-ion storage battery includes lifepo4 as an active material for a positive electrode, an active material for a negative electrode having a lithium insertion/extraction potential equal to or greater than 0.5 v vs. Li+/li, and a separating element placed between the positive and negative electrodes.
| Secondary battery of improved lithium ion mobility and cell capacity|
Provided is a lithium secondary battery having improved discharge characteristics in a range of high-rate discharge while minimizing a dead volume and at the same time, having increased cell capacity via increased electrode density and electrode loading amounts, by inclusion of two or more active materials having different redox levels so as to exert superior discharge characteristics in the range of high-rate discharge via sequential action of cathode active materials in a discharge process, and preferably having different particle diameters.. .
| Cathode active material for a lithium secondary battery, method for manufacturing same, and lithium secondary battery including same|
(1.2≦w≦1.5, 0<x<1, 0≦y<1, 0.5≦1-x-y-z, and m is at least one metal selected from the group consisting of al, mg, fe, cu, zn, cr, ag, ca, na, k, in, ga, ge, v, mo, nb, si, ti, and zr).. .
| Anode for lithium secondary battery and lithium secondary battery including the same|
An anode for a lithium secondary battery including: a composite anode active material including an anode active material, and a water-soluble polymer disposed on a surface of the anode active material; and a binder disposed on the composite anode active material, the binder including one or more selected from a polyimide, a polyamideimide, a polyamide, and a polyetherimide.. .
| Anode active material for lithium secondary batteries and method for manufacturing same|
Disclosed are an anode active material for lithium secondary batteries and a method for manufacturing same, the anode active material comprising: a core part including a carbon-silicon complex and having a cavity therein; and a coated layer which is formed on the surface of the core part and includes a phosphor-based alloy.. .
| Si/c composite, method of preparing the same, and anode active material for lithium secondary battery including the si/c composite|
Since the si/c composite of the present invention is used as an anode active material, electrical conductivity may be further improved and volume expansion may be minimized. Thus, life characteristics of a lithium secondary battery may be improved..
| Electrolyte with solid electrolyte interface promoters|
An electrolyte solution usable in a lithium or lithium-ion battery, among other types of batteries that offers one or more of the following: improved stability (e.g., stable discharge capacities even after several cycles), elimination of the risk of unintentionally producing hydrochloric acid, improved thermal stability, and reduced production costs associated with manufacturing a battery. Indeed, the inventors have discovered an unexpected result that by including an additive to a dinnimitride salt (e.g., lidn), the discharge capacity of the battery may improve beyond what is available in the prior art, including lipf6.
| Electrolyte and rechargeable lithium battery including same|
And a rechargeable lithium battery including the same.. .
| Lithium ion battery|
A lithium-ion cell has a positive electrode comprising at least one active material comprising a lithium transition metal compound in a binder comprising at least one binder material with functional groups selected from alkali and alkaline earth salts of acid groups and hydroxyl groups, amine groups, isocyanate groups, urethane groups, urea groups, amide groups, and combinations of these; a negative electrode comprising metallic lithium or a lithium host material with appropriately low operation voltage vs. Metallic lithium; a nonaqueous solution of a lithium salt; and an electrically nonconductive, ion-pervious separator positioned between the electrodes..
| Nonaqueous electrolytic secondary battery|
A nonaqueous electrolytic secondary battery of excellent characteristics is provided. The nonaqueous electrolytic secondary battery includes: a positive electrode case; a negative electrode case fixed to the positive electrode case, and that forms a storage space with the positive electrode case in between the negative electrode case and the positive electrode case; a positive electrode portion provided on the positive electrode case in the storage space, and that contains a lithium compound as positive electrode active material; a negative electrode portion provided on the negative electrode case in the storage space, and that contains siox (0≦x<2) as negative electrode active material; and a nonaqueous electrolyte stored inside the storage space.
| Lithium secondary cell with high charge and discharge rate capability and low impedance growth|
A lithium-ion battery is provided that has a fast charge and discharge rate capability and low rate of capacity fade during high rate cycling. The battery can exhibit low impedance growth and other properties allowing for its use in hybrid electric vehicle applications and other applications where high power and long battery life are important features..
| Lithium composite metal oxide having layered structure|
A layered structure lithium mixed metal oxide obtained by a method including a step of calcining a lithium mixed metal oxide raw material containing a transition metal element and a lithium element in a molar ratio of the lithium element to the transition metal element of 1 or more and 2 or less, in the presence of an inactive flux containing one or more compounds selected from the group consisting of a carbonate of m, a sulfate of m, a nitrate of m, a phosphate of m, a hydroxide of m, a molybdate of m, and a tungstate of m, wherein m represents one or more elements selected from the group consisting of na, k, rb, cs, ca, mg, sr and ba.. .
| Negative electrode for lithium ion secondary batteries and lithium ion secondary battery|
Provided are negative electrode for lithium ion secondary batteries, which is capable of realizing a lithium ion secondary battery having characteristics such as stable output and stable capacity, and a lithium ion secondary battery having characteristics such as stable output and stable capacity. The negative electrode for lithium ion secondary batteries includes a laminated body of a negative electrode material layer that is mainly constituted by a carbonaceous material, and a negative electrode current collector.
| Hermetically sealed lithium secondary battery|
A hermetically sealed lithium secondary battery is provided which has an excellent battery performance and in which a current-interrupt mechanism operates accurately when overcharging occurs. This battery comprising an electrode assembly 80 that has a positive electrode 10.
| Electric vehicle battery assembly|
The invention provides for a high occupancy or heavy-duty vehicle with a battery propulsion power source, which may include lithium titanate batteries. The vehicle may be all-battery or may be a hybrid, and may have a composite body.
| Method for producing slurry for heat-resistant layer for lithium ion secondary battery and method for producing electrode for lithium ion secondary battery|
A method for producing a slurry for a heat-resistant layer for a lithium ion secondary battery, including: a step of producing a polymer aqueous dispersion by polymerizing a monomer in an aqueous medium to give a polymer aqueous dispersion containing a polymer with a polymerization conversion rate of 90 to 100%, a step of obtaining a mixed solution by mixing n-methylpyrrolidone and the polymer aqueous dispersion, a step of obtaining a binder composition by removing an unreacted monomer and the aqueous medium from the mixed solution, and a step of obtaining a slurry by dispersing non-conductive microparticles in the binder composition, wherein the step of obtaining the binder composition includes removing the aqueous medium and the unreacted monomer by using a distillation column under a reduced pressure so that the binder composition contains the unreacted monomer and a water content in predetermined amounts.. .
| Method for producing slurry for heat-resistant layer for lithium ion secondary battery and method for producing electrode for lithium ion secondary battery|
A method for producing a slurry for a heat-resistant layer for a lithium ion secondary battery, including: a step of producing a polymer aqueous dispersion by polymerizing a monomer in an aqueous medium to give a polymer aqueous dispersion containing a polymer with a polymerization conversion rate of 90 to 100%, a step of obtaining a mixed solution by mixing n-methylpyrrolidone and the polymer aqueous dispersion, a step of obtaining a binder composition by removing an unreacted monomer and the aqueous medium from the mixed solution in a substitution tank, and a step of obtaining a slurry by dispersing non-conductive microparticles in the binder composition, wherein the step of obtaining the binder composition includes removing the aqueous medium and the unreacted monomer, while feeding the mixed solution to an external heating device and feeding a heat quantity to: the mixed solution that has been fed to the external heating device.. .
| Lithium compositions|
2:1 cocrystals of amino acids and li+ salts crystallize from hot water to afford water stable cationic networks based upon tetrahedral lithium cations: bilayered square grids, a lithium zeolitic metal-organic material (lizmom) and several lithium diamondoid metal-organic materials (lidmoms). The compositions may be used as a pharmaceutical for the treatment of suicidality and other disorders that require lithium to penetrate the blood brain barrier and exert therapeutic effects in the cns.
| Electronic timepiece|
An electronic timepiece includes a light-transmitting dial; a solar panel which is arranged on a side opposite to a display surface of the dial; and a secondary battery to which power generated by the solar panel is charged. The solar panel is divided into seven or more solar cells and the respective solar cells are connected to one another in series.
| Supplemental, backup or emergency lighting systems and methods|
A supplemental lighting system includes a charging circuit having a reference voltage for the charging circuit set through changes to reference resistances, and/or having an output voltage, current or power set through a connector configuration. In one example, a battery storage connector can be used to select a particular resistance for setting the reference voltage.
| Non-aqueous electrolyte secondary battery, and manufacturing method and evaluation method thereof (as amended)|
A non-aqueous electrolyte secondary battery according to the present invention includes a positive electrode, a negative electrode, and a non-aqueous electrolyte solution. The negative electrode includes a coating derived from lithium bis(oxalate)borate.
| Combination and modified electrolyte to reduce risk of premature lithium ion battery failure, including in aircraft applications|
A combined system reinforces the safety of lithium ion batteries by redesign of electrolyte and the charging current a) modifying the electrolyte to inhibit or prevent dendrite growth preferably by the addition of lithiated polyphenoxy polyethylene glycol and/or a second surface active compound chosen from the family of fluorosurfactants, and/or a modest amount of lithium or sodium borate, b) modifying the charging cycle by a so-called ripple current in order to inhibit or prevent dendrite growth (ripple current meaning oscillation in the amount of amperage or voltage in the charging cycle), c) programmable battery management systems with temperature and electrical limits integrated in order to eliminate from the circuit and bypass malfunctioning cells based on past performance of the charging cycle and voltage endpoints achieved, d) minimizing any transient currents and voltages into or out of the battery system and e) maintaining a cool atmosphere in the battery space.. .
| Control apparatus and control method for lithium-ion secondary battery|
A control apparatus controlling charge and discharge of a lithium-ion secondary battery includes a temperature sensor obtaining the temperature of the lithium-ion secondary battery and a controller. The controller controls the charge and discharge of the lithium-ion secondary battery to maintain the temperature obtained by the temperature sensor at a level lower than an upper limit temperature allowed in the lithium-ion secondary battery.
| Resin gear device with resin lubricating grease composition|
An actuator includes a stepping motor; a multi-stage gear device including a first stage gear attached to a rotation shaft of the motor, wherein a gear of each stage engages with a gear of a next stage; and a base member on which the multi-stage gear device and the stepping motor are mounted, wherein in the multi-stage gear device, a grease composition for resin is applied to a bearing part of the gear, and to an engaging part between the gears, and the grease composition for resin includes: (a) a base oil including a poly-alpha-olefin oil with a kinematic viscosity at 100° c. Of 4 to 6 mm2/s; (b) a thickening agent which is lithium soap; (c) a viscosity increasing agent; (d) a solid lubricant; and (e) an anti-wear agent, and wherein the nlgi consistency number of the composition is 00, 0, 1, or 2..
| Binder composition for secondary battery, anode including the binder composition, and lithium battery including the anode|
A binder composition for a secondary battery, and an anode and a lithium battery that include the binder composition are disclosed. The binder composition may include: first nanoparticles having a glass transition temperature of about 60° c.
| Auto-thermal evaporative liquid-phase synthesis method for cathode material for battery|
Provided is an auto-thermal evaporative liquid-phase synthesis method for cathode material for battery, comprising the following steps: (1) adding a synthetic raw material of cathode material into a solvent to obtain a mixture a, the synthetic raw material of the cathode material containing lithium source, adding an accelerant into the mixture a, which makes the mixture a achieve a strong auto-thermal reaction to release heat to evaporate the solvent, and obtaining a solid precursor of the cathode material; (2) drying the precursor, sintering in an atmosphere furnace and obtaining the cathode material. The method is simple in process, low in energy consumption, requirements for equipment and cost, and is applicable to industrial mass production and application.
| Water-selective adsorbent and method for producing same|
The present invention relates to a water-selective adsorbent and a method for producing the water-selective adsorbent. The water-selective adsorbent includes: a water-selective adsorbent main body that includes a porous body having a plurality of pores and at least one kind of deliquescent substance contained (supported) within the pores of the porous body; and a moisture-permeable film that is formed on the surface of the water-selective adsorbent main body so as to block up at least the pores.
| Sorbent for lithium extraction|
This invention relates to a method for preparing a lithium aluminate intercalate (lai) matrix solid and methods for the selective extraction and recovery of lithium from lithium containing solutions, including brines. The method for preparing the lai matrix solid includes reacting aluminum hydroxide and a lithium salt for form the lithium aluminate intercalate, which can then be mixed with up to about 25% by weight of a polymer to form the lai matrix..
| Treated geothermal brine compositions with reduced concentrations of silica, iron and lithium|
This invention relates to treated geothermal brine compositions containing reduced concentrations of lithium, iron and silica compared to the untreated brines. Exemplary compositions contain concentration of lithium ranges from 0 to 200 mg/kg, concentration of silica ranges from 0 to 30 mg/kg, concentration of iron ranges from 0 to 300 mg/kg.
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Lithium topics: Lithium Ion, Phosphoric Acid, Lithium Carbonate, Storage Device, Electrolyte, High Energy, Homogeneous, Sodium Ion Battery, Alkali Metal, Aqueous Solution, Graphene Oxide, Lithium Metal, Activated Carbon, Electrochromic, Electrochromic Device
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