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Samsung Sdi Co Ltd patents


Recent patent applications related to Samsung Sdi Co Ltd. Samsung Sdi Co Ltd is listed as an Agent/Assignee. Note: Samsung Sdi Co Ltd may have other listings under different names/spellings. We're not affiliated with Samsung Sdi Co Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Samsung Sdi Co Ltd-related inventors


Positive active material for rechargeable lithium battery and rechargeable lithium battery including the same

A positive active material for a rechargeable lithium battery and a rechargeable lithium battery including the same are provided. The positive active material includes a lithium intercalation compound and a Si-containing TiO2 present on the surface of the compound. When TiO2 is present on the surface of the lithium intercalation... Samsung Sdi Co Ltd

Lithium secondary battery comprising disulfonate additive and preparing the same

R1 and R2 are each independently a substituted or unsubstituted C1-C30 alkylene group.... Samsung Sdi Co Ltd

Battery pack

A battery pack includes: a core pack comprising a battery cell including a plurality of unit battery cells electrically connected to each other, a first electrode tab, and a second electrode tab; a case comprising a lower case accommodating the core pack therein and having an opening at a side... Samsung Sdi Co Ltd

Negative active material, lithium secondary battery including the material, and manufacturing the material

A negative active material including: a porous silicon-carbon secondary particle including: a plurality of silicon-carbon primary particles including a plurality of silicon-carbon primary particles including a silicon material, and a first carbonaceous material, wherein an apparent density of a silicon-carbon primary particle of the plurality of silicon-carbon primary particles is... Samsung Sdi Co Ltd

Negative electrode for lithium secondary battery and lithium secondary battery including the same

A negative electrode for a lithium secondary battery includes: a negative active material disposed on a current collector; a negative active material layer including a first binder and a conductive agent; and a protective layer disposed on the negative active material layer, wherein the protective layer is in direct contact... Samsung Sdi Co Ltd

Secondary battery

A secondary battery includes: an electrode assembly including a positive electrode plate, a negative electrode plate, and a separator between the positive electrode plate and the negative electrode plate; a case accommodating the electrode assembly; a negative electrode lead and a positive electrode lead extending from the case and being... Samsung Sdi Co Ltd

Photosensitive resin composition, black pixel defining layer using the same and display device

A photosensitive resin composition, a pixel defining layer, and a display device, the composition including a binder resin; a photopolymerizable monomer; a photopolymerization initiator including a first photopolymerization initiator and a second photopolymerization initiator; a black colorant; and a solvent, wherein the first photopolymerization initiator is represented by Chemical Formula... Samsung Sdi Co Ltd

Compound for organic optoelectric device, composition for organic optoelectric device and organic optoelectric device and display device

Disclosed are a compound for an organic optoelectric device represented by Chemical Formula 1, a composition for an organic optoelectric device, an organic optoelectric device including the same, and a display device. Details of Chemical Formula 1 are the same as those defined in the specification.... Samsung Sdi Co Ltd

Compound for organic optoelectric device, composition for organic optoelectric device and organic optoelectric device and display device

Disclosed are a compound for an organic optoelectric device represented by Chemical Formula 1, a composition for an organic optoelectric device, an organic optoelectric device including the same, and a display device. Details of Chemical Formula 1 are the same as those defined in the specification.... Samsung Sdi Co Ltd

Organic light emitting display

Provided is an organic light emitting display comprising: a substrate including a light emitting zone and a non-light emitting zone, which is positioned around the outside of the light emitting zone; at least one organic light emitting diode formed on the light emitting zone; an encapsulation layer for sealing the... Samsung Sdi Co Ltd

Pouch-type rechargeable battery

A pouch-type rechargeable battery according to one or more exemplary embodiments includes: an electrode assembly; an exterior material receiving the electrode assembly; and a sealing portion arranged at an edge of the exterior material, and including at least one metal particle and a resin surrounding the at least one metal... Samsung Sdi Co Ltd

Negative electrode active material for lithium secondary battery, and lithium secondary battery including negative electrode including the negative electrode active material

A negative electrode active material for a lithium secondary battery including silicon (Si), manganese (Mn), Component A including at least one selected from iron (Fe), molybdenum (Mo), chromium (Cr), zinc (Zn), titanium (Ti), nickel (Ni), vanadium (V), tungsten (W), and yttrium (Y), and Component B including at least one selected... Samsung Sdi Co Ltd

Electrolyte for lithium battery and lithium battery including the electrolyte

wherein, in Formula 1, X1 to X4, A1 to A4, and R1 to R4 are further defined in the specification.... Samsung Sdi Co Ltd

Electrode assembly and rechargeable battery including the same

An electrode assembly includes: a first electrode including a first electrode coated region and a first electrode uncoated region at one side of the first electrode coated region; a separator overlapping the first electrode; a second electrode including a second electrode coated region and a second electrode uncoated region at... Samsung Sdi Co Ltd

Optical film, manufacturing method thereof, and display device

An optical film includes a polarization film including a polymer resin and a dichroic dye, and a phase delay layer disposed on the polarization film and including a liquid crystal.... Samsung Sdi Co Ltd

Compound for organic optoelectric device, composition for organic optoelectric device and organic optoelectric device and display device

Disclosed are a compound for an organic optoelectric device represented by Chemical Formula 1, a composition for an organic optoelectric device, an organic optoelectric device including the same, and a display device. Details of Chemical Formula 1 are the same as those defined in the specification.... Samsung Sdi Co Ltd

Separator for rechargeable lithium battery and rechargeable lithium battery including same

A separator for a rechargeable lithium battery includes a polymer substrate, and a coating layer on at least one surface of the polymer substrate. The coating layer includes a ceramic, a binder, and a nanoclay having an interlayer spacing (d-spacing) of about 10 Å to about 50 Å.... Samsung Sdi Co Ltd

Method for connecting several galvanic cells and cell connector therefore

A cell connector to connect a plurality of galvanic cells, system comprising a plurality of galvanic cells, and a method to connect a plurality of galvanic cells. The the cell connector including a longitudinal, planar base section having opposite-lying first and second longitudinal edges. A planar, first connecting tab is... Samsung Sdi Co Ltd

Rechargeable battery

A rechargeable battery includes an electrode assembly and first and second lead tabs. The electrode assembly includes at least one separator between a first electrode and a second electrode. The first and second lead tabs are respectively connected to the first and second electrodes and are drawn out of a... Samsung Sdi Co Ltd

Porous silicon composite cluster and carbon composite thereof, and electrode, lithium battery, field emission device, biosensor and semiconductor device each including the same

A porous silicon composite cluster comprising: a porous core comprising a porous silicon composite secondary particle, wherein the silicon composite secondary particle comprises an aggregate of two or more silicon composite primary particles, and the silicon composite primary particles each comprise silicon, a silicon oxide of the Formula SiOx, wherein... Samsung Sdi Co Ltd

Rechargeable battery

A rechargeable battery includes: an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode; a case configured to accommodate the electrode assembly and having an opening; a cap plate configured to be combined to the opening; a first current... Samsung Sdi Co Ltd

Rechargeable lithium battery

A rechargeable lithium battery includes tape, an electrode assembly, and a case housing the electrode assembly. The electrode assembly and the internal surfaces of the case are thermally adhered by the tape adhered to an external surface of the electrode assembly.... Samsung Sdi Co Ltd

Additive composition for lithium battery electrolyte, organic electrolyte including the same, and lithium battery including the additive composition

Also provided are an organic electrolyte including the additive composition, and a battery including the organic electrolyte.... Samsung Sdi Co Ltd

Compound, photosensitive resin composition including the same, and color filter

A compound, a photosensitive resin composition including the compound, and a color filter manufactured using the photosensitive resin composition, the compound being represented by Chemical Formula 1:... Samsung Sdi Co Ltd

Cobalt oxide for lithium secondary battery, preparing method thereof, lithium cobalt oxide formed from the cobalt oxide, and lithium secondary battery having positive electrode including the lithium cobalt oxide

A cobalt oxide for a lithium secondary battery, a method of preparing the cobalt oxide; a lithium cobalt oxide for a lithium secondary battery formed from the cobalt oxide; and a lithium secondary battery having a positive electrode including the lithium cobalt oxide, the cobalt oxide having a tap density... Samsung Sdi Co Ltd

Electrolyte for lithium secondary battery and lithium secondary battery including the electrolyte

wherein, in Formula 1, R1 to R15 are each independently selected from hydrogen, fluorine, a C1-C10 alkyl group, and a C6-C10 aryl group.... Samsung Sdi Co Ltd

Electrode for rechargeable lithium battery and rechargeable lithium battery including same

An electrode for a rechargeable lithium battery includes a current collector, an electrode active material layer on at least one surface of the current collector, a carbon-based coating layer between the current collector and the electrode active material layer, the carbon-based coating layer being formed from a carbon-based slurry including... Samsung Sdi Co Ltd

Negative active material, negative electrode and lithium secondary battery including the same, and preparing the negative active material

Provided are a negative active material, an anode and a lithium secondary battery including the same, and a method of preparing the negative active material. The negative active material includes a silicon alloy core including silicon, iron, and manganese, and a shell including a metal oxide on the silicon alloy... Samsung Sdi Co Ltd

Rechargeable battery

A rechargeable battery includes: an electrode assembly including first and second electrodes including coated regions and uncoated region tabs, the first and second electrodes arranged and spiral-wound at opposite sides of a separator; a case to accommodate the electrode assembly; a cap plate to be combined to an opening of... Samsung Sdi Co Ltd

Protection circuit module, battery pack, and manufacturing the battery pack

A protection circuit module includes a plurality of pads respectively and electrically connected to a plurality of battery cells, protection circuit to monitor voltages of the battery cells and to balance of the battery cells, and a plurality of contact pads arranged in a preset order between the pads and... Samsung Sdi Co Ltd

Battery protection circuit and battery pack including same

A battery protective circuit including a resistor connected to a switch between a battery and a load through which a first current flows, a first driver to supply the first current to the switch and the resistor, a negative temperature coefficient element having resistance that varies in response to heat... Samsung Sdi Co Ltd

Battery pack

A battery pack includes a main switch configured to electrically connect a battery module and a load, a power supply configured to supply driving power to the main switch, and a power blocking device configured to block the driving power based on a current flowing between the battery module and... Samsung Sdi Co Ltd

Composition for forming silica layer, and silica layer

(A+B)/C=4.8 to 12.0.  [Equation 2]... Samsung Sdi Co Ltd

Quantum dot, composition including the same, and preparing quantum dot

Provided are quantum dots passivated by oligomers or polymers which are formed by a reaction of a first monomer having at least three thiol groups (—SH) at the terminal end with a second monomer having at least two functional groups at the terminal end that can react with the thiol... Samsung Sdi Co Ltd

03/01/18 / #20180062133

Battery pack

A battery pack includes a plurality of cells, a chamber adjacent to the plurality of cells, and a pressure sensor in the chamber to detect an internal pressure of the chamber, wherein each of the cells includes a first vent hole to open to exhaust a cell internal pressure to... Samsung Sdi Co Ltd

03/01/18 / #20180062149

Device for protecting rechargeable battery

Embodiments of the present invention relate to a device for protecting a rechargeable battery including a plurality of unit cells contained in a module case and coupled in series between a first module electrode terminal and a second module electrode terminal, a plurality of bypass switches separated from the plurality... Samsung Sdi Co Ltd

03/01/18 / #20180062150

Protection rechargeable battery

A battery protecting apparatus includes a battery manager and a wake-up switch. The battery manager manages charge and discharge states of a battery pack and wakes up when external power is received. The wake-up switch supplies the external power to the battery manager when an internal temperature of the battery... Samsung Sdi Co Ltd

03/01/18 / #20180062172

Positive active material, positive electrode including the same, and lithium secondary battery including the positive active material

A positive active material, a positive electrode, and a lithium secondary battery, the positive active material including a lithium cobalt oxide compound, wherein the lithium cobalt oxide compound includes magnesium in a range of about 0.1 mol % to about 2 mol %, based on a total number of moles... Samsung Sdi Co Ltd

03/01/18 / #20180062175

Composite anode active material, and anode and lithium battery including composite anode active material

A composite anode active material includes a first core and a coating layer on the first core, in which the coating layer includes an ion-conductive polymer and the amount of the ion-conductive polymer is from about 0.0001 wt % to about 0.04 wt % based on a total weight of... Samsung Sdi Co Ltd

03/01/18 / #20180062198

Rechargeable battery

A rechargeable battery includes an electrode assembly including a first electrode and a second electrode, a case accommodating the electrode assembly, a cap assembly sealing the case, and a fixing member in the case, the fixing member having a central portion overlapping the electrode assembly, and a wing extending outside... Samsung Sdi Co Ltd

03/01/18 / #20180062210

Battery management system

An embodiment of the present invention provides a battery management system including an insulation resistance estimator configured to estimate insulation resistance corresponding to internal temperature and pressure of a battery pack to obtain an estimated value of the insulation resistance, a concentration estimator configured to estimate an internal gas concentration... Samsung Sdi Co Ltd

03/01/18 / #20180062228

Battery pack and encapsulated interconnection for a battery pack

A battery pack includes a first battery module level and a second battery module level. The first battery module level includes: a first heat exchanger including a cooling tube that defines a cooling area; a first secondary battery cell in thermal contact with the first heat exchanger at the cooling... Samsung Sdi Co Ltd

02/22/18 / #20180053703

Epoxy resin composition for sealing semiconductor device, and semiconductor device sealed by using same

An epoxy resin composition for sealing a semiconductor device, of the present invention, contains an inorganic filler, and the inorganic filler contains a nanomaterial containing silicon (Si) and aluminium (Al).... Samsung Sdi Co Ltd

02/22/18 / #20180053967

Lithium secondary battery including phosphite additive

R1 to R3 are independently an unsubstituted C1-C30 alkyl group or an unsubstituted C6-C60 aryl group.... Samsung Sdi Co Ltd

02/22/18 / #20180054068

Battery charging method and battery charging apparatus employing the same

A method of charging a battery, wherein the battery comprises a plurality of battery cells, includes charging the battery with a first voltage for a first time period, which charging is first charging, charging the battery with a second voltage for a second time period, which charging is second charging,... Samsung Sdi Co Ltd

02/15/18 / #20180044563

Adhesive composition for polarizing plate, adhesive film for polarizing plate comprising the same, polarizing plate comprising the same and display device comprising the same

An adhesive composition for a polarizing plate has good initial curing and an adhesive property. The adhesive composition includes (A) a polymerizable functional group-containing monomer capable of providing an anchor effect; (B) an epoxy group-containing compound; (D) a photoacid generator; and (E) at least one of a photopolymerization initiator and... Samsung Sdi Co Ltd

02/15/18 / #20180044583

Compositions, quantum dot polymer composites prepared therefrom, and devices including the same

A composition including a plurality of quantum dots; a binder polymer; a thiol compound having at least two thiol groups; a polyvalent metal compound; a polymerizable monomer having a carbon-carbon double bond; a photoinitiator; and a solvent.... Samsung Sdi Co Ltd

02/15/18 / #20180044586

Quantum dot aggregate particles, production methods thereof, and compositions and electronic devices including the same

A quantum dot aggregate particle including a plurality of quantum dots, a polyvalent metal compound, and a thiol compound having at least two thiol groups at its end terminals, wherein a size of the quantum dot aggregate particle is in a range from about 20 nanometers to 10 micrometers.... Samsung Sdi Co Ltd

02/15/18 / #20180045876

Optical film for improving contrast ratio, polarizing plate including same, and liquid crystal display device including same

An optical film for improving contrast ratio, a polarizing plate including the same, and a liquid crystal display including the same are disclosed. The optical film for improving contrast ratio includes: a base layer and a contrast ratio improvement layer formed on the base layer, wherein the contrast ratio improvement... Samsung Sdi Co Ltd

02/15/18 / #20180047533

Electrical connector

An electrical connector includes a lower body with terminal holes, an inflator between the terminal holes in the lower body, an upper body, and a cover, The upper body is on the lower body and includes an opening corresponding to at least one of the terminal holes and a pair... Samsung Sdi Co Ltd

02/15/18 / #20180047859

Front electrode for solar cell and solar cell including the same

A front electrode for solar cells and a solar cell, the front electrode including a stepped structure at an outermost surface thereof, wherein the stepped structure is composed of n stages, in which n is an integer of 3 or greater, and an nth stage has a smaller cross-sectional area... Samsung Sdi Co Ltd

02/15/18 / #20180047916

Composition for organic optoelectric device and organic optoelectric device and display device

Disclosed are a composition for an organic optoelectric device including at least one of a first host compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and at least one of a second host compound represented by Chemical Formula 3, and an organic optoelectric device including... Samsung Sdi Co Ltd

02/15/18 / #20180047919

Organometallic compound and organic light-emitting device including the same

wherein, in Formula 1, groups and variables are the same as described in the specification.... Samsung Sdi Co Ltd

02/15/18 / #20180047925

Organic light-emitting device having multi-layered electron blocking layer and p-doped layer

An organic light-emitting device includes a first electrode layer; a hole injection layer on the first electrode layer; a hole transport layer on the hole injection layer; an electron blocking layer on the hole transport layer, and including a plurality of layers; a light-emitting layer on the electron blocking layer;... Samsung Sdi Co Ltd

02/08/18 / #20180040862

Battery pack

A battery pack which includes at least one surface and a plurality of cell holders inclined with respect to at least one surface. The cell holders have a size sufficient to hold respective battery cells inclined with respect to the at least one surface.... Samsung Sdi Co Ltd

02/08/18 / #20180040882

Composite positive active material, positive electrode including the same, and lithium battery including the positive electrode

wherein, in Formula 1, M is titanium (Ti) or zirconium (Zr); M′ is manganese (Mn), vanadium (V), magnesium (Mg), gallium (Ga), silicon (Si), tungsten (W), molybdenum (Mo), iron (Fe), chromium (Cr), copper (Cu), zinc (Zn), titanium (Ti), aluminum (Al), boron (B), or a combination thereof; and 0<δ<0.5; 0≦x<0.3; a+b+c≦1; 0<a<1;... Samsung Sdi Co Ltd

02/08/18 / #20180040888

Lithium cobalt composite oxide for lithium secondary battery and lithium secondary battery including positive electrode including the lithium cobalt composite oxide

A lithium cobalt composite oxide for a lithium secondary battery and a lithium secondary battery, the lithium cobalt composite oxide being doped with magnesium and having an atomic ratio of Mg/Co of about 0.0035:1 to about 0.01:1.... Samsung Sdi Co Ltd

02/08/18 / #20180040897

Lithium cobalt composite oxide for lithium secondary battery and lithium secondary battery including positive electrode including the same

A lithium cobalt composite oxide for a lithium secondary battery and a lithium secondary battery, the lithium cobalt composite oxide including a magnesium (Mg)-doped lithium cobalt composite oxide having an atomic ratio of Mg to cobalt (Co) of about 0.0035:1 to about 0.01:1, wherein the Mg-doped lithium cobalt composite oxide... Samsung Sdi Co Ltd

02/08/18 / #20180040918

Rechargeable battery having current collector

A rechargeable battery includes: an electrode assembly including a first electrode and a second electrode; a case receiving the electrode assembly; a cap plate bonded to the case; a first terminal electrically connected to the first electrode and protruded outside the cap plate; and a first current collector electrically connecting... Samsung Sdi Co Ltd

02/08/18 / #20180040931

Battery module

Provided is a battery module including a first cooling plate, a battery pack mounted on the first cooling plate, a cover to shield the battery pack, the cover being coupled to the first cooling plate, a coupling portion fixed to the cover, and a circuit module into which the coupling... Samsung Sdi Co Ltd

02/01/18 / #20180029490

Battery system for a hybrid vehicle

A battery system for a vehicle is provided. The battery system includes: first and second output terminals; a battery pack including a primary pole and a secondary pole which are respectively electrically connected or connectable to one of the first and second output terminals; an electrically operable pre-charge switch electrically... Samsung Sdi Co Ltd

02/01/18 / #20180030273

Composition for window film, flexible window film formed therefrom, and flexible display device comprising same

A composition for a window film including a first silicon resin including a compound represented by Formula 1; a second silicon resin including a crosslinkable functional group and at least one of a Q unit and a bridge unit; a crosslinking agent; and an initiator, a flexible window film formed... Samsung Sdi Co Ltd

02/01/18 / #20180034013

Battery module

A battery module includes a battery pack, a circuit to control charge and discharge operations of the battery pack, a connector through which current is output from the battery pack, a fuse block to selectively interrupt current of the battery pack, a frame to support the circuit, the connector, and... Samsung Sdi Co Ltd

02/01/18 / #20180034047

Negative electrode for rechargeable lithium battery, and rechargeable lithium battery including same

A negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The negative electrode for a rechargeable lithium battery includes a negative active material layer including a negative active material including a Si-based active material; nanoclay; and an aqueous binder; and a current collector supporting... Samsung Sdi Co Ltd

Patent Packs
02/01/18 / #20180034050

Method of fabricating cathode active material of lithium secondary battery

A method of manufacturing a cathode active material, according to the inventive concept includes: disposing a lithium transition metal oxide and a washing liquid into a reaction chamber; contacting the lithium transition metal oxide with the washing liquid to wash the lithium transition metal oxide and form a washed lithium... Samsung Sdi Co Ltd

02/01/18 / #20180034058

Binder composition for lithium secondary battery, electrode for lithium secondary battery including the binder composition, and lithium secondary battery including the electrode

A binder composition for a lithium secondary battery, an electrode, and a lithium secondary battery, the binder composition including an interpenetrating network structure that includes a cyclic polymer, the cyclic polymer including a repeating unit represented by Formula 1 or a repeating unit represented by Formula 2; and a copolymer,... Samsung Sdi Co Ltd

02/01/18 / #20180034118

Battery module

A battery module includes a plurality of battery cells and a plurality of cell barriers. Each cell barrier is between adjacent battery cells of the plurality of battery cells and includes at least one flange. The flange has a first flange portion and a second flange portion. The first flange... Samsung Sdi Co Ltd

01/25/18 / #20180022875

Composition and polyamideimide composite and polyamideimide film and electronic device

A composition including a polyamideimide precursor modified with an alkoxysilane group and an oligosilica compound, wherein the oligosilica compound is a condensation reaction product of an organosilane diol and an alkoxysilane compound.... Samsung Sdi Co Ltd

01/25/18 / #20180026204

Composition for organic optoelectric device and organic optoelectric device and display device

Disclosed are a composition for an organic optoelectric device includes at least one of a first host compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and at least one of a second host compound represented by a combination of Chemical Formula 3 and Chemical Formula... Samsung Sdi Co Ltd

01/25/18 / #20180026205

Composition for organic optoelectronic device and organic optoelectronic device and display device

Details of Chemical Formulae 1 to 4 are the same as described in the detailed description.... Samsung Sdi Co Ltd

01/25/18 / #20180026236

Flexible rechargeable battery

A flexible rechargeable battery includes a first conductive substrate, a second conductive substrate, and a seal. The first conductive substrate includes a first protrusion. The second conductive substrate faces the first conductive substrate and includes a second protrusion. The seal is located along at least one edge of the first... Samsung Sdi Co Ltd

01/25/18 / #20180026243

Battery system

A battery system includes: a battery submodule including a plurality of secondary battery cells electrically connected to each other in series or in parallel; a battery module including a plurality of the battery submodules connected to each other in series or in parallel; and a crossbeam including a coolant duct.... Samsung Sdi Co Ltd

01/25/18 / #20180026257

Negative active material for rechargeable lithium battery, preparing same, and rechargeable lithium battery including same

A negative active material for a rechargeable lithium battery includes a silicon-carbon composite including a core including a crystalline carbon material, a silicon oxide, and a silicon particle and an amorphous carbon-containing coating layer on the surface of the core. An intensity ratio (Si/SiO2) of a Si peak relative to... Samsung Sdi Co Ltd

01/25/18 / #20180026262

Negative active material, lithium battery including the same, and preparing the negative active material

A negative active material includes a silicon-based material core and a pitch coating layer on a surface of the silicon-based material core. The pitch coating layer includes a mesophase pitch.... Samsung Sdi Co Ltd

01/25/18 / #20180026267

Nickel-based active material for lithium secondary battery, preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material

A nickel-based active material for a lithium secondary battery, a method of preparing the nickel-based active material, and a lithium secondary battery including a positive electrode including the nickel-based active material, the nickel-based active material comprising a secondary particle having an outer portion with a radially arranged structure and an... Samsung Sdi Co Ltd

01/25/18 / #20180026268

Nickel-based active material for lithium secondary battery, preparing the same, and lithium secondary battery including positive electrode including the nickel-based active material

Provided are a nickel-based active material, a method of preparing the same, and a lithium secondary battery including a positive electrode including the nickel-based active material. The nickel-based active material includes at least one secondary particle including an aggregate of two or more primary particles, wherein at least a portion... Samsung Sdi Co Ltd

01/25/18 / #20180026270

Binder, preparing the binder, and anode and lithium battery including the binder

A binder includes a third polymer including a cross-linked product of a first polymer and a second polymer, wherein the first polymer includes a first functional group and is at least one selected from a polyamic acid and a polyimide, wherein the second polymer includes a second functional group and... Samsung Sdi Co Ltd

01/25/18 / #20180026295

Rechargeable battery

A rechargeable battery includes an electrode assembly including a first electrode, a second electrode, and a separator, the first electrode and the second electrode being wound with the separator therebetween, and a case to receive the electrode assembly, wherein the first electrode includes a first tab part having a first... Samsung Sdi Co Ltd

01/25/18 / #20180026307

Electrolyte solution for lithium secondary battery and lithium secondary battery having same

Provided is an electrolyte solution for a lithium secondary battery and a lithium secondary battery having the same, the electrolyte solution further including an expressed solid salt which has an ammonium-based cation and a cyanide anion (CN−). According to an embodiment of the present invention, an electrolyte solution including the... Samsung Sdi Co Ltd

Patent Packs
01/25/18 / #20180026456

Battery system

A battery system includes a plurality of battery modules connected in parallel. Each battery module includes a battery, a first output terminal and a second output terminal, a switch circuit connected between the battery and the first output terminal, and a battery manager to detect a battery voltage of the... Samsung Sdi Co Ltd

01/25/18 / #20180026464

Method of charging lithium metal battery

A method of charging a lithium metal battery includes charging the lithium metal battery so that a constant voltage period and a first constant current period are separated from each other in time where, the lithium metal battery is charged so that a second constant current period occurs between the... Samsung Sdi Co Ltd

01/18/18 / #20180017866

Photosensitive resin composition, photosensitive resin layer using the same and display device

A photosensitive resin composition includes a binder resin, a black colorant, a photopolymerizable monomer, a photopolymerization initiator, and a solvent. The binder resin includes a first binder resin having a glass transition temperature of about −50° C. to about 150° C. and a second binder resin having a glass transition... Samsung Sdi Co Ltd

01/18/18 / #20180019409

Composition for organic optoelectronic device and organic optoelectronic device and display device

Disclosed are a composition for an organic optoelectronic device includes at least one of a first host compound represented by a combination of Chemical Formula 1 and Chemical Formula 2, and at least one of a second host compound represented by a combination of Chemical Formula 3 and Chemical Formula... Samsung Sdi Co Ltd

01/18/18 / #20180019506

Method for setting identification code of energy storage system

An energy storage system includes a plurality of trays holding battery packs, each tray having a tray controller, and a switch to set an identification code to the tray, and a rack accommodating the plurality of trays, the rack having a rack controller, and fingers corresponding to each switch of... Samsung Sdi Co Ltd

01/18/18 / #20180019607

Battery pack

A battery pack includes a battery and a battery manager. The battery includes a plurality of battery cells. The battery manager includes a mode receiver that receives signals from an electronic device through an input terminal. The signals are indicative of respective modes of operation of the electronic device.... Samsung Sdi Co Ltd

01/11/18 / #20180013105

Battery module carrier, battery module, and vehicle with a battery system

A battery module carrier includes a carrier frame configured to accommodate a first component carrier and a second component carrier. The first component carrier includes a control electronics assembly and a signal port, and the second component carrier is configured to accommodate a battery submodule. The carrier frame is configured... Samsung Sdi Co Ltd

01/11/18 / #20180013110

Battery module carrier, battery module and vehicle with a battery system

A battery module carrier includes a carrier frame configured to accommodate a first component carrier and a second component carrier. The first component carrier includes a control electronics assembly and a signal port, and the second component carrier is configured to accommodate a battery submodule. The carrier frame is configured... Samsung Sdi Co Ltd

01/11/18 / #20180013111

Battery submodule carrier, battery submodule, battery system and vehicle

A battery submodule carrier includes a monolithic cell tray configured to accommodate a plurality of aligned battery cells; a plurality of cell retainers configured to retain the battery cells within the cell tray; and a plurality of tray fasteners configured to mount the cell tray to a battery system carrier.... Samsung Sdi Co Ltd

01/11/18 / #20180013113

Battery submodule carrier, battery submodule, battery system and vehicle

A battery system includes: a plurality of monolithic cell trays configured to accommodate a plurality of aligned battery cells; a plurality of battery cell retainers configured to retain the battery cells within the cell tray by being connected with the battery cell and the cell tray in each cell tray;... Samsung Sdi Co Ltd

01/11/18 / #20180013121

Secondary battery

A secondary battery includes a battery cell, a protection circuit module electrically connected to the battery cell, a top case covering the protection circuit module, and a bottom case covering a bottom surface of the battery cell. The bottom case includes a pull tab protruding to an outside of the... Samsung Sdi Co Ltd

01/04/18 / #20180006238

Composition for organic photoelectronic element, organic photoelectronic element, and display apparatus

The present invention relates to: a composition for an organic photoelectronic element comprising at least one type of a first chemical compound represented by chemical formula 1 and at least one type of a second chemical compound represented by chemical formula 2; an organic photoelectronic element comprising the same; and... Samsung Sdi Co Ltd

01/04/18 / #20180006242

Compound for organic optoelectronic diode, organic optoelectronic diode comprising same, and display device

The present invention relates to: a compound for an organic optoelectronic diode, represented by a combination of chemical formulas 1 and 2; an organic optoelectronic diode comprising the same; and a display device comprising the organic optoelectronic diode. The detailed contents of formulas 1 and 2 are the same as... Samsung Sdi Co Ltd

01/04/18 / #20180006285

Separator for lithium secondary battery, and lithium secondary battery comprising same

Provided are a separator for a lithium secondary battery including a substrate and a heat-resistance porous layer disposed on at least one surface of the substrate and including a cross-linked binder, wherein the cross-linked binder has a cross-linking structure of a compound represented by Chemical Formula 2, and a lithium... Samsung Sdi Co Ltd

01/04/18 / #20180006297

Composite electrode active material, lithium battery including the same, and preparing the composite electrode active material

A composite electrode active material includes: a carbon nanostructure shell; a first core material disposed in a first pore channel of the carbon nanostructure shell; and a second core material disposed in a second pore channel of the carbon nanostructure shell, wherein the first core material includes a first electrode... Samsung Sdi Co Ltd

01/04/18 / #20180006325

Cathode active material for lithium-ion secondary battery, manufacturing method therefor and lithium-ion secondary battery comprising same

A cathode active material for a lithium secondary battery includes lithium transition metal oxide particles, wherein the lithium transition metal oxide particles may include first lithium transition metal oxide particles (first particles) including an interparticular pore and second lithium transition metal oxide particles (second particles) having an average particle diameter... Samsung Sdi Co Ltd

12/28/17 / #20170369439

Condensed cyclic compound, composition including the same, and organic light-emitting device including the condensed cyclic compound

wherein in Formula 1 groups and variables are the same as described in the specification.... Samsung Sdi Co Ltd

12/28/17 / #20170371082

Optical film, liquid crystal display device including same, and manufacturing method therefor

The present invention relates to an optical film including a polarizing film, and a manufacturing method therefor. The optical film of the present invention can include the polarizing film having an orthogonal transmittance of less than 0.5% in a wavelength of a range of 405-735 nm.... Samsung Sdi Co Ltd

12/28/17 / #20170373255

Compound for organic optoelectronic device, composition for organic optoelectronic device and organic optoelectronic device and display device

Details of Chemical Formula 1 are the same as defined in the specification.... Samsung Sdi Co Ltd

12/28/17 / #20170373286

Secondary battery

A secondary battery includes an electrode assembly, and a laminate exterior case accommodating the electrode assembly, the laminate exterior case including a pair of long side curve portions spaced apart from each other, a pair of short side curve portions spaced apart from each other, curvature radii of the long... Samsung Sdi Co Ltd

12/28/17 / #20170373304

Lithium battery and manufacturing the same

A lithium battery includes an anode, a cathode, and a protective film disposed on at least one of the anode and the cathode, in which the protective film includes a compound including: i) at least one element selected from a Group 13 element, a Group 14 element, a Group 15... Samsung Sdi Co Ltd

12/28/17 / #20170373316

Olivine type positive electrode active material for lithium secondary battery, preparing same, and lithium secondary battery comprising same

M, M′, and M″ are each independently an element selected from the group consisting of Ni, Co, Fe, Mg, V, Zn, Cu, Al, and Ga.... Samsung Sdi Co Ltd

12/28/17 / #20170373341

Negative active material for rechargeable lithium battery, preparing the same and rechargeable lithium battery including the same

A negative active material for a rechargeable lithium battery includes a core including a SiO2 matrix and a Si grain, and a coating layer continuously or discontinuously coated on the core. The coating layer includes SiC and C, and the peak area ratio of the SiC (111) plane to the... Samsung Sdi Co Ltd

12/28/17 / #20170373347

Polymer electrolyte, preparing the polymer electrolyte, and lithium metal battery including the same

A polymer electrolyte including a polymerization product of a polymer having an unsaturated functional group at a terminal thereof and a fluoroalkylene chain, and an ion-conductive polymer having an unsaturated functional group at a terminal thereof, wherein the ion-conductive polymer having an unsaturated functional group at a terminal thereof is... Samsung Sdi Co Ltd








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