| LG CHEM, LTD. Patent applications |
| Patent application number | Title | Published |
|---|
| 20220299690 | Light Modulation Device - A light modulation device is disclosed herein. In some embodiments, a light modulation device includes a first polymer film substrate having a first surface and a second surface, an adhesive layer or pressure-sensitive adhesive layer disposed on the first surface of the first polymer film substrate, a second polymer film substrate having a first surface and a second surface, a liquid crystal alignment film disposed on the first surface of the second polymer film substrate, a −C plate; and a light modulation layer containing a liquid crystal compound. The light modulation device has excellent optical properties including transmittance-variable characteristics through characteristic control and proper arrangement of a compensation film, and being applicable to various uses by controlling inclination angle light leakage in a black mode. | 09-22-2022 |
| 20220298347 | THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE INCLUDING THE SAME - The present disclosure relates to a thermoplastic resin composition and a molded article including the same. The present disclosure relates to a thermoplastic resin composition including two or more types of acrylic graft resins (A) having different average particle diameters; a first copolymer (B) including an alkyl-substituted styrene, a (meth)acrylate, and a vinyl cyanide compound; a second copolymer (C) including an alkyl-unsubstituted styrene, a (meth)acrylate, and a vinyl cyanide compound; and a (meth)acrylate polymer (D), wherein the (meth)acrylate is included in an amount of 40 to 59% by weight based on a total weight of the thermoplastic resin composition, and a molded article including the thermoplastic resin composition. The thermoplastic resin composition having these compositional features may have excellent impact resistance, fluidity, and heat resistance, and may provide an economic advantage by suppressing increase in processing cost. In particular, the thermoplastic resin composition may implement a deep black color. | 09-22-2022 |
| 20220298310 | A METHOD OF PREPARING POLYMERIC MICROPARTICLES, POLYMERIC MICROPARTICLES, MEDICAL COMPOSITION, COSMETIC COMPOSITION, MEDICAL ARTICLES AND COSMETIC ARTICLES USING THE SAME - The present disclosure relates to a method of preparing polymeric microparticles that can realize excellent mechanical strength and stability as well as high crosslinking efficiency and production yield, polymeric microparticles, medical compositions, cosmetic compositions, medical articles and cosmetic articles comprising the same. | 09-22-2022 |
| 20220290015 | Acrylate-Based Emulsion Pressure-Sensitive Adhesive Composition - An acrylate-based emulsion pressure-sensitive adhesive composition is disclosed herein. In some embodiments, an acrylate-based emulsion pressure-sensitive adhesive composition includes emulsified polymer particles obtained by emulsion polymerization of a monomer mixture and a polyalkylene glycol diacrylate-based cross-linking agent, wherein the monomer mixture contains an alkyl (meth)acrylate-based monomer, a hydroxyalkyl (meth)acrylate-based monomer, an unsaturated carboxylic acid-based monomer, and a vinyl-based monomer, wherein a viscoelastic ratio of a loss modulus (G″) to a storage modulus (G′) is 0.5 to 0.8 when measured at a temperature of 25° C. in the range of 5.0*10 | 09-15-2022 |
| 20220289935 | Resin-Filled Material, and the Manufacturing Method Thereof - A cured object and a method for producing the same are disclosed herein. In some embodiments, the method of producing a cured object includes introducing a resin composition including a resin and magnetic powder into one or more slots of a tubular object, wherein the resin composition includes a resin and a magnetic powder, wherein the tubular object includes a penetration space and an edge region having the one more slots formed therein, and wherein the penetration space and the one or more slots are formed in a longitudinal direction of the tubular object; inserting a solenoid coil into the penetration space of the tubular object; and generating a magnetic field with the solenoid coil to cure the resin present in the one or more slots of the tubular object. | 09-15-2022 |
| 20220289891 | Resin Composition - A resin composition capable of improving or minimizing a load applied to injection equipment, such as a nozzle, when injected by the equipment is provided. The resin composition includes a thermally conductive filler capable of exhibiting a desired thermal conductivity. | 09-15-2022 |
| 20220289875 | Method for Preparing Liquid Rubber and Liquid Rubber Prepared Therefrom - The present invention relates to a method for preparing a liquid rubber, and relates to a method for preparing a liquid rubber, including performing polymerization reaction of a conjugated diene-based monomer in the presence of an organic solvent and a catalyst composition (S10), wherein the catalyst composition includes a catalyst including a compound represented by the following Formula 1, and a liquid rubber prepared therefrom: | 09-15-2022 |
| 20220289871 | Method for Preparing Modified Conjugated Diene-Based Polymer - The present invention relates to a method for preparing a modified conjugated diene-based polymer having excellent physical properties such as tensile properties and viscoelasticity properties with a high modification ratio. | 09-15-2022 |
| 20220289731 | MELANOCORTIN-4 RECEPTOR AGONISTS - The present invention relates to a compound exhibiting excellent agonist activity against melanocortin receptors. More specifically, the present invention relates to a compound of Formula 1, a pharmaceutical composition comprising the compound as an active ingredient, and a use thereof, and the compound of the present invention exhibits excellent agonist activity against melacortin-4 receptors and can be particularly useful in preventing or treating obesity, diabetes, inflammation and erectile dysfunction. | 09-15-2022 |
| 20220289591 | Precursor for Positive Electrode Active Material, Manufacturing Method Thereof, And Manufacturing Apparatus Thereof - A manufacturing apparatus of a precursor for positive electrode active material includes a reactor configured to receive a reaction solution and produce a precursor for positive electrode active material through a co-precipitation reaction of the reaction solution, a filtration unit disposed inside the reactor and configured to discharge a filtrate excluding solids in the reaction solution to the outside of the reactor when the reaction solution reaches a predetermined solution level, an extraction unit configured to extract a portion of the reaction solution when the size of a precursor particle in the reaction solution reaches a predetermined size, and a storage tank configured to receive a reaction solution extracted from the reactor through the extraction unit. A method of manufacturing and the precursor are also provided. | 09-15-2022 |
| 20220282128 | Preparation Method of Acrylate-Based Pressure-Sensitive Adhesive Composition - The present disclosure relates to a preparation method of an acrylate-based pressure-sensitive adhesive composition. According to the present disclosure, it is possible to provide a preparation method of an acrylate-based pressure-sensitive adhesive composition which exhibits high ball tack while suppressing the generation of bubbles due to its excellent antifoaming ability. | 09-08-2022 |
| 20220282093 | OPTICAL FILM AND DISPLAY DEVICE COMPRISING SAME - The present specification relates to an optical film, and a display device comprising the same. | 09-08-2022 |
| 20220282092 | ADHESIVE COMPOSITION, ADHESIVE FILM, ADHESIVE OPTICAL FILTER AND DISPLAY DEVICE - The present application relates to an adhesive composition, an adhesive film, an adhesive optical filter and a display device. | 09-08-2022 |
| 20220282067 | Resin Composition - A resin composition capable of improving or minimizing a load applied to injection equipment, such as a nozzle, when injected by the equipment is provided. The resin composition includes a thermally conductive filler capable of exhibiting a desired thermal conductivity. | 09-08-2022 |
| 20220282010 | Composition for Encapsulant Film Comprising Ethylene/Alpha-Olefin Copolymer and Encapsulant Film Comprising the Same - The present invention relates to a composition for an encapsulant film, including an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance, and an encapsulant film using the same. | 09-08-2022 |
| 20220279663 | INSULATING LAYER FOR MULTILAYER PRINTED CIRCUIT BOARD, MULTILAYER PRINTED CIRCUIT BOARD COMPRISING SAME, AND METHOD FOR PRODUCING SAME - The present disclosure provides an insulating layer for a multilayer printed circuit board, a multilayer printed circuit board including the same, and a method for fabricating the same. The insulating layer of the present disclosure includes a polymer resin layer containing a melamine derivative, and thus may have excellent adhesion to a patterned metal layer. | 09-01-2022 |
| 20220275113 | Method for Purifying Polyalkylaluminoxane-Containing Solution Using Hydroxy Group-Containing Compound and Catalyst Composition Using the Same - The present invention relates to a method for purifying a polyalkylaluminoxane-containing solution using a hydroxy group-containing compound, a method for producing a catalyst composition using the method, a catalyst composition produced by the production method, and a method for producing an olefin polymer using the catalyst composition. | 09-01-2022 |
| 20220275006 | Catalyst Composition and Method for Preparing Isobutene-Based Oligomer Using the Same - The present invention relates to a catalyst composition including an oxonium ion-based catalyst and an aluminum-based cocatalyst, and a method for preparing an isobutene-based polymer using the same. | 09-01-2022 |
| 20220274845 | NOVEL COMPOUND SEMICONDUCTOR AND USE THEREOF - A compound semiconductor which has an improved thermoelectric performance index together with excellent electrical conductivity, and thus may be utilized for various purposes such as a thermoelectric conversion material of thermoelectric conversion devices, solar cells, and the like, and to a method for preparing the same. | 09-01-2022 |
| 20220274092 | Super Absorbent Polymer Composition and Preparation Method for the Same - This invention relates to a superabsorbent polymer composition and a method for preparing the superabsorbent polymer composition. According to the present disclosure, there are provided a superabsorbent polymer composition that can exhibit a rapid absorption time without using a blowing agent, and a method for preparing the superabsorbent polymer composition. | 09-01-2022 |
| 20220267567 | Plasticizer Composition and Resin Composition Including the Same - The present invention relates to a tetraester-based plasticizer composition characterized in including a product derived from esterification reaction of an isomer mixture of hexanoic acid and a tetraol, wherein the degree of branching of the isomer mixture of hexanoic acid is 2.0 or less. If the plasticizer composition is applied to a resin, plasticization efficiency and absorption rate may be maintained to equal or better levels when compared to a case applying the conventional plasticizer, and mechanical properties, migration resistance, stress migration and loss properties may be markedly improved. | 08-25-2022 |
| 20220267486 | Method for Producing Metallocene-Supported Catalyst and Metallocene-Supported Catalyst - The present invention relates to: a method for producing a metallocene-supported catalyst, the method including (1) a step of producing a reaction solution 1 by reacting one or more metallocene compounds with one or more co-catalyst compounds, (2) a step of performing supporting by mixing a support with the reaction solution 1, (3) a step of producing a reaction solution 2 by reacting one or more metallocene compounds with one or more co-catalyst compounds, and (4) a step of mixing the reaction solution 2 with the supporting material of the step (2); and a metallocene-supported catalyst produced by the same. | 08-25-2022 |
| 20220266221 | Super Absorbent Polymer And Method For Producing Same - The present invention relates to a super absorbent polymer exhibiting more improved absorption under pressure and liquid permeability, even while basically maintaining excellent centrifuge retention capacity and absorption rate, and a method for producing the same. The super absorbent polymer comprises: a base polymer powder including a first crosslinked polymer of a water-soluble ethylenically unsaturated monomer having at least partially neutralized acidic groups; and a surface crosslinked layer formed on the base polymer powder and including a second crosslinked polymer in which the first crosslinked polymer is further crosslinked via a surface crosslinking agent, wherein the surface crosslinking agent includes at least two compounds having a solubility parameter value (σ) of 12.5 (cal/cm | 08-25-2022 |
| 20220263194 | COMPOSITE SEPARATOR FOR ELECTROCHEMICAL DEVICE AND ELECTROCHEMICAL DEVICE INCLUDING THE SAME - A composite separator for an electrochemical device, including: a porous polymer substrate having a plurality of pores; and a porous coating layer formed on at least one surface of the porous polymer substrate. The porous coating layer includes a plurality of particles and a binder positioned on at least a part of the surface of the particles to connect and fix the particles with one another. The particles include at least one of inorganic particles or organic particles, and the composite separator has a melt-down temperature of 170° C. or higher. An electrochemical device including the composite separator is also disclosed. | 08-18-2022 |
| 20220263073 | Method for Producing Positive Electrode Active Material for Lithium Secondary Battery and Positive Electrode Positive Material Produced Thereby - A method for producing a positive electrode active material includes washing a lithium transition metal oxide with a washing solution, and solid-phase mixing the washed lithium transition metal oxide and a metal phosphate compound having a melting point of 500° C. or lower, followed by performing heat treatment to form a coating layer on the surface of the lithium transition metal oxide. | 08-18-2022 |
| 20220263058 | METHOD OF MANUFACTURING THE CYLINDRICAL BATTERY, AND DRYING APPARATUS FOR CARRYING OUT THE SAME - A method of manufacturing a cylindrical includes manufacturing an electrode assembly having a jelly roll structure by preparing a positive electrode plate, a negative electrode plate, and a separator, and by interposing the separator between the positive electrode plate and the negative electrode plate, and then spiral-winding the positive electrode plate, the negative electrode plate, and the separator; and drying the electrode assembly after manufacturing the electrode assembly. The drying of the electrode assembly may include a hot air circulating drying step. A drying apparatus is also provided. | 08-18-2022 |
| 20220259358 | Graft Copolymer, Method for Preparing the Same, and Resin Composition Including the Same - Disclosed is a graft copolymer, and a graft copolymer including a rubbery polymer, wherein the rubbery polymer includes a conjugated diene-based monomer unit, and one or more compound units selected from the group consisting of compounds represented by Formula 1, wherein the graft copolymer includes an alkyl (meth)acrylate-based monomer unit and an aromatic vinyl-based monomer unit, the content of the one or more compound units selected from the group consisting of the compounds represented by Formula 1 is from 0.1 wt % to 5.0 wt % with respect to the graft copolymer, the alkyl (meth)acrylate-based monomer unit is crosslinked from a crosslinking agent, and a weight average molecular weight of the aromatic vinyl-based monomer unit is from 20,000 g/mol to 100,000 g/mol. Also disclosed is a method for preparing a graft copolymer and a resin composition including same. | 08-18-2022 |
| 20220259333 | Modified Conjugated Diene-Based Polymer and Rubber Composition Including the Same - A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes a derived unit from a modifier, the modifier including three or more alkoxy groups bonded to silicon; a non-functional chain forming a silicon-carbon bond at one side of the derived unit from a modifier and including a repeating unit derived from a conjugated diene-based monomer; and a functional chain forming a silicon-carbon bond at the other side of the derived unit from a modifier and including two or more derived units from an N-functional group-containing monomer. | 08-18-2022 |
| 20220259062 | Tin Oxide Forming Composition - The present invention provides a tin oxide forming composition and a tin oxide forming method using the tin oxide forming composition. The tin oxide forming composition of the present invention is easy to manufacture and is capable of forming a tin oxide with a high yield. | 08-18-2022 |
| 20220258380 | COMPLEX MINUTE CUTTING APPARATUS FOR SUPER ABSORBENT POLYMER HYDROGEL - A complex minute cutting apparatus for a superabsorbent hydrogel is disclosed. The complex minute cutting apparatus includes: a barrel body in which a transfer space through which a hydrogel is transferred is formed and a discharge part is formed at a side surface thereof; a transfer unit installed in the barrel body to transfer the hydrogel in the transfer space; and a plurality of cutting modules installed in the transfer unit to pulverize the hydrogel and discharging it to an outside of the discharge unit in a cut state. | 08-18-2022 |
| 20220255189 | Separator Having Enhanced Adhesive Strength to Electrode and Improved Resistance Characteristics for Lithium Secondary Battery, and Lithium Secondary Battery Comprising Same Separator - A separator for a lithium secondary battery is provided. The separator includes a porous polymer substrate and a porous coating layer positioned on at least one surface of the porous polymer substrate. The porous coating layer includes inorganic particles and a binder polymer. The binder polymer includes a PVdF-based binder polymer, and the PVdF-based binder polymer has a first peak at a 2θ of 18.2±0.2° and a second peak at a 2θ of 19.8±0.2°, as analyzed by X-ray diffractometry (XRD), and a ratio of an area of the second peak to an area of the first peak (the area of the second peak/the area of the first peak) is equal to or more than 1.25 and less than 2.75. The separator for the lithium secondary battery includes fine and uniform pores formed on the surface thereof to provide an increased adhesive surface area to an electrode, resulting in improvement of adhesion to the electrode. | 08-11-2022 |
| 20220255006 | Compound, Coating Composition Including Same, and Organic Light-Emitting Device Using Same - The present specification provides a compound of Chemical Formula 1, a coating composition including the same, and an organic light emitting device using the same. | 08-11-2022 |
| 20220251425 | PROTECTION FILM HAVING VARIABLE ADHESION FOR FOLDABLE DISPLAY AND FOLDABLE DISPLAY DEVICE COMPRISING SAME - The present disclosure provides a foldable display protective film having variable adhesive strength and a foldable display device including the same. | 08-11-2022 |
| 20220251355 | Ethylene/Alpha-Olefin Copolymer with Excellent Electrical Insulation - An ethylene/alpha-olefin copolymer and method for preparing the same is disclosed herein. In some embodiments, an ethylene/alpha-olefin copolymer satisfying the following conditions, (a) a density of 0.85 to 0.89 g/cc, (b) a molecular weight distribution of 1.5 to 2.3, (c) a melting temperature of 85° C. or less, and (d) a free volume proportional constant (C2) of 600 or less. The ethylene/alpha-olefin copolymer has high volume resistance and light transmittance. | 08-11-2022 |
| 20220251346 | Carboxylic Acid Modified-Nitrile Based Copolymer Latex - A carboxylic acid-modified nitrile-based copolymer latex includes a carboxylic acid-modified nitrile-based copolymer including: 65.5 wt % to 82.5 wt % of a conjugated diene-based monomer-derived unit, 15 wt % to 30 wt % of an ethylenic unsaturated nitrile-based monomer-derived unit, and 2.5 wt % to 4.5 wt % of an ethylenic unsaturated acid monomer-derived unit, wherein the carboxylic acid-modified nitrile-based copolymer latex satisfies General Formula 1: | 08-11-2022 |
| 20220251336 | Plasticizer Composition And Resin Composition, And Preparation Method Thereof - Provided are a plasticizer composition and a resin composition, and a preparation method thereof, wherein the present invention may provide a plasticizer, which may improve physical properties, such as plasticizing efficiency, migration, tensile strength, elongation rate, stress resistance, and light resistance, required for a sheet formulation when used as a plasticizer of a resin composition, by improving poor physical properties that have been ascribed to structural limitations, and a resin composition including the plasticizer. | 08-11-2022 |
| 20220250922 | AEROGEL BLANKET - The present invention relates to an aerogel blanket including an aerogel structure and a substrate for a blanket, wherein the aerogel structure includes a three-dimensional network structure formed by a plurality of aerogel particles aggregated or bonded, and an average aerogel structure size (D | 08-11-2022 |
| 20220246929 | Positive Electrode Active Material for Lithium Rechargeable Battery, Method of Producing the Same, and Lithium Rechargeable Battery Including the Same - A surface of a LiCoO | 08-04-2022 |
| 20220246928 | Positive Electrode Active Material for Lithium Rechargeable Battery, Method of Producing the Same, and Lithium Rechargeable Battery Including the Same - A surface of a LiCoO | 08-04-2022 |
| 20220246921 | Positive Electrode Active Material for Secondary Battery and Lithium Secondary Battery Including Same - Provided is a positive electrode active material for a secondary battery which includes a composite coating layer formed on a surface of lithium composite transition metal oxide particles, wherein the composite coating layer includes a ferroelectric material and a boron-based oxide containing boron. | 08-04-2022 |
| 20220246855 | Organic Light Emitting Display Device - An organic light emitting display device is provided. The organic light emitting display device may include at least one light emitting part between al anode and a cathode, and the at least one light emitting part having at least one organic layer and a light emitting layer, wherein the at least one organic layer comprises a compound represented by Chemical Formula 1 or 2 | 08-04-2022 |
| 20220244641 | POLYIMIDE RESIN AND POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPRISING THE SAME - An exemplary embodiment of the present application provides a polyimide resin in which the functional group represented by Chemical Formula 1 or 2 is bonded to at least one end of the polyimide resin. | 08-04-2022 |
| 20220244640 | POLYIMIDE RESIN AND POSITIVE-TYPE PHOTOSENSITIVE RESIN COMPRISING THE SAME - An exemplary embodiment of the present application provides a polyimide resin comprising a structure represented by Chemical Formula 1 and a positive-type photosensitive resin composition comprising the same. | 08-04-2022 |
| 20220242990 | PREPARATION METHOD OF SUPER ABSORBENT POLYMER - The present disclosure relates to a preparation method of a super absorbent polymer. More specifically, it relates to a preparation method of a super absorbent polymer capable of significantly reducing the amount of fine powder generated during the process by mixing a hydrogel polymer with an additive having a specific structure, pulverizing it, and then drying it with a paddle-type dryer. | 08-04-2022 |
| 20220242977 | Hybrid Supported Metallocene Catalyst and Process for Preparing Polyethylene Copolymer Using the Same - The present disclosure provides a hybrid supported metallocene catalyst useful for preparing a polyethylene copolymer exhibiting excellent process stability and high polymerization activity in ethylene polymerization, and excellent mechanical properties by high comonomer incorporation. The hybrid supported metallocene catalyst comprises at least one first metallocene compound selected from compounds represented by the following Chemical Formula 1; and at least one second metallocene compound selected from compounds represented by the following Chemical Formula 2: | 08-04-2022 |
| 20220238871 | Positive Electrode Active Material Precursor for Secondary Battery, Preparation Method Thereof, and Method of Preparing Positive Electrode Active Material - A method of preparing a positive electrode active material precursor for a secondary battery includes preparing a positive electrode active material precursor by a co-precipitation reaction while adding a transition metal-containing solution containing transition metal cations, a basic solution, and an ammonium solution to a batch-type reactor, wherein a molar ratio of ammonium ions contained in the ammonium solution to the transition metal cations contained in the transition metal-containing solution added to the batch-type reactor is 0.5 or less, and a pH in the batch-type reactor is maintained at 11.2 or less. | 07-28-2022 |
| 20220238808 | Polymer, Coating Composition Comprising Same, and Organic Light Emitting Device Using Same - The present specification relates to a polymer including: a unit of the following Formula 1; and a unit of the following Formula 2, a coating composition including the same, and an organic light emitting device formed by using the same: | 07-28-2022 |
| 20220238804 | Organic Light Emitting Device - The present disclosure provides an organic light emitting device comprising a hole injection layer including a cured product of a compound represented by the following Chemical Formula 1, and a hole transport layer including a cured product of a polymer containing a repeating unit represented by the following Chemical Formula 2-1 and a repeating unit represented by the following Chemical Formula 2-2: | 07-28-2022 |
| 20220238264 | Method for Producing Magnet Powder and Sintered Magnet Produced by the Same - A method for producing a magnet powder is provided in the present disclosure. The method includes synthesizing a R—Fe—B-based magnet powder by a reduction-diffusion process, coating an antioxidant film onto a surface of the R—Fe—B-based magnet powder, and immersing and cleaning the R—F—B-based magnet powder in an aqueous solvent or a non-aqueous solvent, wherein R is Nd, Pr, Dy or Tb, and wherein the antioxidant film includes a compound containing at least one amino group. | 07-28-2022 |
| 20220235477 | Electrode for Electrolysis - The present disclosure relates to an electrode for electrolysis which includes a metal base layer, and a coating layer containing a ruthenium oxide, a cerium oxide, and a nickel oxide, wherein the coating layer is formed on at least one surface of the base layer. The electrode for electrolysis of the present disclosure is characterized by exhibiting excellent durability and improved overvoltage. | 07-28-2022 |
| 20220235166 | Block Copolymer, Method for Preparting the Same, and Asphalt Composition Comprising the Same - The present invention relates to a block copolymer, and to a block copolymer including an aromatic vinyl-based polymer block, a conjugated diene-based polymer block and a coupling agent linking group, wherein the conjugated diene-based polymer block includes a hydroxyl group, and the hydroxyl group content is 0.5 mol % to 12.0 mol % based on the double bond content of a conjugated diene-based monomer unit, a method for preparing the same, and an asphalt composition including the same. | 07-28-2022 |
| 20220234277 | SUBSTRATE - A substrate and a method for producing the same are disclosed herein. In some embodiments, a substrate includes a base layer, a black layer formed on the base layer, and column spacers formed on the black layer, wherein a loss rate of spacers measured by a peel test is 15% or less. The substrate can have excellent adhesiveness of the spacer to the base layer or the black layer and ensuring appropriate darkening properties. The method can effectively produce such a substrate without adverse effects such as occurrence of foreign materials without separate treatment such as heat treatment. | 07-28-2022 |
| 20220234027 | Preparation Method of Super Absorbent Polymer - The present disclosure relates to a preparation method of a super absorbent polymer, and there is provided a preparation method of a super absorbent polymer capable of achieving anti-caking while maintaining excellent absorption-related physical properties of super absorbent polymer particles by performing surface cross-linking at a relatively lower temperature than before using a non-epoxy cross-linking agent without an epoxy-based surface cross-linking agent, which is a controversial source of chemical hazards. | 07-28-2022 |
| 20220231289 | Method of Manufacturing Positive Electrode Active Material - Provided is a method of manufacturing a positive electrode active material, which includes: (A) preparing a positive electrode active material precursor which includes a core portion including randomly aggregated primary particles and a shell portion surrounding the core portion and formed of primary particles oriented in a direction from a particle center to the outside and in which a ratio of a crystal grain size in the (100) plane to a crystal grain size in the (001) plane of the primary particles forming the shell portion is 3 or more; and (B) mixing the positive electrode active material precursor with a lithium-containing raw material and firing the mixture, wherein the lithium transition metal oxide has an average particle diameter (D | 07-21-2022 |
| 20220231281 | Method for Preparing Positive Electrode Active Material for Lithium Secondary Battery and Positive Electrode Active Material Prepared Thereby - A positive electrode material, a positive electrode including the same, a lithium battery including the same, and a method of preparing the same are disclosed herein. In some embodiments, a method of preparing a positive electrode active material including forming a first coating layer on a surface of a lithium transition metal oxide represented by Formula 1 using a basic aqueous solution containing a coating element M | 07-21-2022 |
| 20220228042 | ADHESIVE COMPOSITION, ADHESIVE FILM, AND FOLDABLE DISPLAY DEVICE COMPRISING SAME - The present invention relates to an adhesive composition including an acrylic polymer having a glass transition temperature of −40° C. or less and a citric acid ester-based compound whose ends are substituted with hydrogen or an alkyl group, an adhesive film, and a foldable display device. | 07-21-2022 |
| 20220227981 | Polypropylene-Based Composite - The present invention relates to a polypropylene-based composite, including (A) polypropylene, and (B) an olefin-based polymer satisfying the following conditions: (1) a melt index (MI, 190° C., 2.16 kg load conditions) is from 0.1 g/10 min to 10.0 g/10 min, (2) a density (d) is from 0.860 g/cc to 0.880 g/cc, and (3) T(90)-T(50)≤50 and T(95)-T(90)≥10 are satisfied, wherein T(50), T(90) and T(95) are temperatures at which 50%, 90%, and 95% are melted, respectively, when fractionating a temperature-heat capacity curve from measurement results by the differential scanning calorimetry precise measurement method (SSA). The polypropylene-based composite of the present invention may show excellent impact strength. | 07-21-2022 |
| 20220227961 | CITRATE-BASED PLASTICIZER COMPOSITION AND RESIN COMPOSITION COMPRISING SAME - The present invention relates to a plasticizer composition, including a lower alkyl-based citrate and a higher alkyl-based citrate at the same time, as citrate, wherein the ratio of a hybrid type to a non-hybrid type and the ratio of the lower alkyl groups to the higher alkyl groups are controlled so that effects are achieved. When applying the plasticizer composition to a resin, stress resistance and mechanical properties can be maintained at an equal or higher level, the migration and volatile loss properties and the plasticization efficiency can be balanced, and the light resistance and heat resistance can be remarkably improved. | 07-21-2022 |
| 20220227914 | Curable Composition - A curable composition capable of securing a waiting time after curing starts, and efficiently controlling the relevant waiting time is provided. The curable composition also controls a curing rate after the waiting time to suit the application. A battery module, a battery pack or an automobile comprising a cured product of the curable composition is also provided. | 07-21-2022 |
| 20220227910 | Carboxylic Acid Modified-Nitrile Based Copolymer Latex and Latex Composition for Dip-Forming Comprising the Copolymer Latex and Article Formed by the Composition - A latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex having pKa of 9.5 to 10.2 and satisfying General Formulas 1 and 2. | 07-21-2022 |
| 20220227900 | Carboxylic Acid Modified-Nitrile Based Copolymer Latex - The present technology provides a carboxylic acid-modified nitrile-based copolymer latex including a carboxylic acid-modified nitrile-based copolymer including a conjugated diene-based monomer-derived unit, an ethylenic unsaturated nitrile-based monomer-derived unit, and an ethylenic unsaturated acid monomer-derived unit, wherein a pKa is 9.5 to 10.2, and the carboxylic acid-modified nitrile-based copolymer latex satisfies General Formulas 1 and 2. | 07-21-2022 |
| 20220227743 | PRODRUG OF CASPASE INHIBITOR - The present invention relates to: an isooxazoline derivative having an ester moiety, the isoxazoline derivative being a prodrug of a caspase inhibitor, and a pharmaceutical composition containing same. | 07-21-2022 |
| 20220227635 | METHOD FOR PRODUCING AEROGEL BLANKET - The production method of the present invention can reuse a non-impregnated catalyzed sol, which has been typically discarded, by recovering the catalyzed sol, which is not impregnated in impregnating of a catalyzed sol into a blanket base, to stop gelating the catalyzed sol, and then using this in subsequently preparing a catalyzed sol. | 07-21-2022 |
| 20220226306 | COMPOSITION FOR CASPASE INHIBITOR PRODRUG INJECTION - The present invention relates to a pharmaceutical composition for a caspase inhibitor prodrug injection and, more particularly, to a pharmaceutical composition for injection, the composition comprising a caspase inhibitor prodrug or a pharmaceutically acceptable salt or isomer thereof as an active ingredient, and a biocompatible polymer. | 07-21-2022 |
| 20220226234 | INJECTABLE COMPOSITION CONTAINING PRODRUG OF CASPASE INHIBITORS, AND PREPARATION METHOD THEREFOR - The present invention relates to an injectable pharmaceutical composition containing a prodrug of caspase inhibitors, and a preparation method therefor. More specifically, the present invention relates to an injectable pharmaceutical composition, and a preparation method therefor, the composition comprising, as an active ingredient, (2S,3S)-2-(fluoromethyl)-3-((R)-5-isopropyl-3-(isoquinolin-1-yl)-4,5-dihydroisoxazole-5-carboxamido)-5-oxotetrahydrofuran-2-yl acetate, which is a prodrug of caspase inhibitors, or a pharmaceutically acceptable salt or isomer thereof, and comprising, as a biocompatible polymer, microspheres containing poly(lactide-co-glycolide). | 07-21-2022 |
| 20220221821 | HOLOGRAPHIC OPTICAL DEVICE AND MANUFACTURING METHOD THEREFOR - An embodiment of the present disclosure provides a holographic optical element and a manufacturing method of a holographic optical element including holographic gratings, the manufacturing method including: a step (a) of forming a photosensitive substrate by coating one surface of a substrate with a photosensitive resin; and a step (b) of recording the holographic gratings by irradiating each of one surface and the other surface of the photosensitive substrate with laser light, wherein in the step (a), the photosensitive resin is applied so that a height of a photosensitive resin coating layer varies along a predetermined direction. | 07-14-2022 |
| 20220221719 | Holographic Light Guide Plate - Disclosed is a holographic waveguide including a light guide unit configured to guide lights; a first holographic optical element disposed on one surface or the other surface of the light guide unit and configured to diffract an input light; a second holographic optical element disposed on any one of the one surface and the other surface, and configured to receive a light diffracted by the first holographic optical element and to direct a part of the received light to the other one of the one surface and the other surface; a third holographic optical element disposed on a surface, and configured to receive diffracted lights by the second holographic optical element and to guide the lights; and a fourth holographic optical element configured to receive a diffracted light by the third holographic optical element, and to allow the light to be output from the light guide unit. | 07-14-2022 |
| 20220221516 | BATTERY MANAGEMENT APPARATUS AND METHOD - A battery management apparatus and method according to an embodiment of the present disclosure estimates an internal state of a battery cell by updating a battery model, and it is aimed to provide a battery management apparatus and method, which may construct a battery model optimized for a battery cell by obtaining a parameter of the battery model through a neural network and then repeatedly updating the parameter of the battery model based on a difference between an output value of the battery model that reflects the obtained parameter and an actually measured value, and control charging of the battery based on the optimized battery model. | 07-14-2022 |
| 20220220348 | Adhesive Composition, and Polarizing Plate and Display Device Manufactured Using Same - The present invention relates to an acrylic adhesive composition, and a polarizing plate and a display device manufactured using the same, wherein the acrylic adhesive composition includes an acrylic copolymer formed by polymerizing a monomer mixture including a (meth)acrylic monomer and a (meth)acrylic monomer containing a hydroxy group, an isocyanate-based multi-functional curing agent, a curing retarder including a first curing retarder having a deblocking temperature of 110° C. or lower and a second curing retarder having a deblocking temperature of 130° C. or higher, and a silane coupling agent. | 07-14-2022 |
| 20220220308 | POLYAMIDE-IMIDE BLOCK COPOLYMERS, PREPARATION METHOD THEREOF AND POLYAMIDE-IMIDE FILM COMPRISING THE SAME - The polyamide-imide block copolymer according to the present invention makes it possible to provide a polyamide-imide film having excellent thermal stability and chemical resistance and, at the same time, having excellent mechanical properties. | 07-14-2022 |
| 20220220281 | CITRATE-BASED PLASTICIZER COMPOSITION AND RESIN COMPOSITION COMPRISING SAME - The present invention relates to a plasticizer composition, including a lower alkyl-based citrate and a higher alkyl-based citrate at the same time, as citrate, wherein the ratio of a hybrid type to a non-hybrid type and the ratio of the lower alkyl groups to the higher alkyl groups are controlled so that effects are achieved. When applying the plasticizer composition to a resin, stress resistance and mechanical properties can be maintained at an equal or higher level, the migration and volatile loss properties and the plasticization efficiency can be balanced, and the light resistance and heat resistance can be remarkably improved. | 07-14-2022 |
| 20220216463 | Method of Producing Positive Electrode Active Material for Lithium Secondary Battery and Positive Electrode Active Material for Lithium Secondary Battery Produced Thereby - A positive electrode active material contains a lithium transition metal oxide in the form of a secondary particle in which primary particles are aggregated, wherein a zirconium-containing coating film is formed on the surface of the lithium transition metal oxide secondary particle and at the interface between the primary particles present inside the secondary particle. A method of making the positive electrode active material is also provided. | 07-07-2022 |
| 20220214549 | DISPLAY LENS MANUFACTURING APPARATUS AND METHOD, AND HEAD-MOUNTED DISPLAY DEVICE COMPRISING DISPLAY LENS MANUFACTURED THEREBY - An embodiment according to an aspect of the present disclosure provides a device for manufacturing a display lens, a method for manufacturing a display lens using the device, and a head-mounted display device including the display lens manufactured thereby. The device for manufacturing a display lens including a holographic optical element formed by recording a hologram on a photosensitive substrate, in which a substrate is coated with a photosensitive material, through irradiation of laser beams includes: a first laser light incidence unit configured to cause first laser light, converging along an irradiation direction, to be incident on one surface of the photosensitive substrate; and a second laser light incidence unit configured to cause second laser light, diverging at a plurality of points along an irradiation direction, to be incident on the other surface of the photosensitive substrate. | 07-07-2022 |
| 20220213310 | THERMOPLASTIC RESIN COMPOSITION - Disclosed is a base resin including at least one rubber graft copolymer selected from a diene-based rubber graft copolymer and an acrylic rubber graft copolymer and a vinyl cyanide-aromatic vinyl-based copolymer, a first silicone oil having a viscosity of 100 cPs to 1,000 cPs as measured according to ASTM D445, and a second silicone oil having a viscosity of 5,000 cPs to 20,000 cPs as measured according to ASTM D445. | 07-07-2022 |
| 20220213307 | THERMOPLASTIC RESIN COMPOSITION - Disclosed is a thermoplastic resin composition including a base resin having a diene-based rubber graft copolymer and a vinyl cyanide-aromatic vinyl-based copolymer, an olefin-based copolymer having a crystalline unit, and a metallic pigment. | 07-07-2022 |
| 20220213303 | Propylene-Ethylene Random Copolymer - The present disclosure relates to a propylene-ethylene random copolymer for high transparency injection that has a low total volatile organic compound emission (TVOC), excellent processability, and maximizing ethylene content. | 07-07-2022 |
| 20220213247 | METHOD FOR PRODUCING DIENE-BASED GRAFT COPOLYMER RESIN AND DIENE-BASED GRAFT COPOLYMER RESIN - Disclosed is a method for producing a diene-based graft copolymer resin, and a diene-based graft copolymer resin produced therefrom, the method including: adding, into a reactor, a polymerization solution containing a diene-based rubber polymer, an aromatic vinyl-based monomer, a vinyl cyan-based monomer, a polymerization initiator, and a reaction solvent, and polymerizing the polymerization solution to prepare a polymer; recovering a solution containing unreacted monomers and a reaction solvent from the polymerization solution, dispersing a releasing agent in the recovered solution, and then adding the solution into the front end of a volatilization tank; and removing the unreacted monomers and the reaction solvent from the volatilization tank. | 07-07-2022 |
| 20220213239 | Method For Preparing Modification Initiator And Apparatus For Preparing The Same - The present invention relates to a method for preparing a modification initiator, the method capable of reducing side reactions to the minimum and obtaining the modification initiator with a high conversion rate, and an apparatus for performing the same, wherein the method includes (S1) reacting a first fluid including a modification functional group-containing compound and a conjugated diene-based monomer and a second fluid including a polymerization initiation functional group-containing compound, and (S2) obtaining a third fluid including a modification initiator prepared by the reaction of Step S1, wherein the modification functional group-containing compound is used in a ratio of greater than 1 mole based on 1 mole of the polymerization initiation functional group-containing compound, the conjugated diene-based monomer is used in a ratio of 1 mole to 4 moles based on 1 mole of the modification functional group-containing compound, and Step S1 and Step S2 are continuously performed. | 07-07-2022 |
| 20220213236 | Modified Conjugated Diene-Based Polymer and Rubber Composition Including the Same - A modified conjugated diene-based polymer and a rubber composition including the same are disclosed herein. The modified conjugated diene-based polymer has excellent processability and good tensile strength and viscoelasticity. In some embodiments, a modified conjugated diene-based polymer includes a derived unit from a modifier, the modifier including three or more alkoxy groups bonded to silicon, a non-functional chain forming a silicon-carbon bond at one side of the derived unit from a modifier and including a repeating unit derived from a conjugated diene-based monomer, and a functional chain forming a silicon-carbon bond at the other side of the derived unit from a modifier and including two or more derived units from an N-functional group-containing monomer, wherein the rate of change of mooney viscosity is 20% or less. | 07-07-2022 |
| 20220213082 | PRODRUG OF CASPASE INHIBITOR - The present invention relates to a lactone moiety-bearing isooxazoline derivative, which is a prodrug of a caspase inhibitor, and a pharmaceutical composition comprising same. | 07-07-2022 |
| 20220212166 | PREPARATION METHOD OF SUPER ABSORBENT POLYMER COMPOSITION - The present disclosure relates to a preparation method of a super absorbent polymer composition. More specifically, it relates to a preparation method of a super absorbent polymer composition capable of pulverizing the hydrogel polymer to a normal particle size without agglomeration between particles by adding an additive having a specific structure, reducing manufacturing cost by simultaneously performing a drying process and a surface cross-linking process, and significantly reducing the amount of fine powder generated during the process. | 07-07-2022 |
| 20220209238 | Electrode Binder Composition for Rechargeable Battery and Electrode Mixture Including the Same - The present disclosure relates to an electrode binder composition for a rechargeable battery and an electrode mixture comprising the same. The electrode binder composition for a rechargeable battery of the present disclosure not only has excellent properties in terms of binding strength, mechanical properties, and the like, but also can maintain structural stability of an electrode even after repeated charge/discharge cycles, thus improving rechargeable battery performances. | 06-30-2022 |
| 20220209232 | Method of Preparing Positive Electrode Active Material Precursor for Lithium Secondary Battery - The present invention relates to a method of preparing a positive electrode active material precursor for a lithium secondary battery in which particle size uniformity and productivity may be improved by using three reactors, a method of preparing a positive electrode active material for a lithium secondary battery by using the above-prepared positive electrode active material precursor for a lithium secondary battery, and a positive electrode for a lithium secondary battery and a lithium secondary battery which include the above-prepared positive electrode active material for a lithium secondary battery. | 06-30-2022 |
| 20220209231 | Method for Preparing Positive Electrode Active Material for Lithium Secondary Battery, Positive Electrode Comprising the Positive Electrode Active Material Prepared by the Same and Lithium Secondary Battery - Provided are a manufacturing method of a positive electrode active material for a lithium secondary battery including: a first step of dry-mixing a transition metal hydroxide and an anhydrous lithium raw material; a second step of subjecting the mixture of the transition metal hydroxide and the anhydrous lithium raw material to primarily firing; and a third step of finely pulverizing and mixing the primarily fired material and performing secondary firing, and thus obtaining a lithium transition metal oxide, wherein, in the first step, the anhydrous lithium raw material is mixed at 40 parts by weight or less based on 100 parts by weight of the transition metal hydroxide, and a positive electrode for a lithium secondary battery including a positive electrode active material manufactured by the above-described manufacturing method, and a lithium secondary battery. | 06-30-2022 |
| 20220206188 | ANTI-GLARE FILM, POLARIZING PLATE AND DISPLAY APPARATUS - The present disclosure relates to an anti-glare film including a light-transmitting substrate; and a hard coating layer containing a binder resin and particles dispersed in the binder resin, a polarizing plate, and a display apparatus including the same, wherein the particles include a first inorganic particle aggregate having an average particle diameter of 1 to 2 μm; a second inorganic particle aggregate having an average particle diameter of 3 to 5 μm; and organic particles in the form of primary particles having an average particle diameter of 1 to 10 μm.n | 06-30-2022 |
| 20220205120 | Electrode for Electrolysis - The present invention relates to an electrode for electrolysis having a coating layer containing a ruthenium oxide, a platinum group oxide, and a manganese oxide. The electrode for electrolysis of the present invention is characterized by exhibiting excellent durability and an improved overvoltage since a tin oxide contained in a coating layer interacts with a ruthenium oxide and a platinum group oxide which are contained together to improve electrical conductivity. | 06-30-2022 |
| 20220205016 | Molecular Diagnostic Method Using Cell Lysis Composition For Nucleic Acid Extraction - The present invention relates to a molecular diagnostic method using a cell lysis composition for nucleic acid extraction, and particularly, to a molecular diagnostic method using a cell lysis composition for nucleic acid extraction, which may minimize the time for molecular diagnosis by performing a polymerase chain reaction on a mixture containing both Tween 20 as a component for nucleic acid extraction and a PCR buffer necessary for performing the polymerase chain reaction, without a separate nucleic acid extraction process, and reduce the cost of molecular diagnosis by minimizing the use of dedicated devices and consumables in extraction. | 06-30-2022 |
| 20220204747 | Polyolefin-Polystyrene Multi-Block Copolymer and Method for Producing Same - A polyolefin-polystyrene multi-block copolymer and a method of producing the same is disclosed herein. In some embodiments, the polyolefin-polystyrene multi-block copolymer has a first complex viscosity of 40,000 Pa·s to 350,000 Pa·s at a temperature of 160° C. and a first frequency of 0.5 rad/s, and has a second complex viscosity of 900 Pa·s to 3,500 Pa·s at a temperature of 160° C. and a second frequency of 125 rad/s. The polyolefin-polystyrene multi-block copolymer has a structure in which polystyrene chains are attached to both ends of a polyolefin chain. | 06-30-2022 |
| 20220204732 | CARBOXYLIC ACID MODIFIED-NITRILE BASED COPOLYMER LATEX AND LATEX COMPOSITION FOR DIP-FORMING COMPRISING THE COPOLYMER LATEX AND ARTICLE FORMED BY THE COMPOSITION - Disclosed is a latex composition for dip molding including a carboxylic acid-modified nitrile-based copolymer latex satisfying General Formula 1, wherein the carboxylic acid-modified nitrile-based copolymer includes: 15 wt % to 30 wt % of the ethylenic unsaturated nitrile-based monomer-derived unit and 2.5 wt % to 4.5 wt % of the ethylenic unsaturated acid monomer-derived unit, and a molded article: | 06-30-2022 |
| 20220204674 | Modified Conjugated Diene-Based Polymer, Method for Preparing the Same and Rubber Composition Including the Same - The present invention relates to a modified conjugated diene-based polymer having excellent processability and good tensile strength and viscoelasticity, and a rubber composition including the same, and provides a modified conjugated diene-based polymer including a first chain including a repeating unit derived from a conjugated diene-based monomer; a second chain including a repeating unit derived from a compound represented by Formula 1; and a derived unit from an alkoxysilane-based modifier, wherein the first chain and the second chain are coupled by the derived unit from the modifier. | 06-30-2022 |
| 20220204664 | Modifier, Modified Conjugated Diene-Based Polymer and Method for Preparing the Same - A modifier useful for modifying a polymer providing a functional group having affinity with a filler, particularly, a silica-based filler is provided. A modified conjugated diene-based polymer including a functional group derived from the modifier having excellent affinity with a filler and improved compounding properties, and a method for preparing the same are also provided. | 06-30-2022 |
| 20220204533 | Organic Borate-Based Catalyst, Method For Preparing Isobutene Oligomer Using The Same And Isobutene Oligomer Prepared Thereby - The present invention relates to an organic borate-based catalyst including a compound represented by the following Formula 1 and a hydroxyl group-containing compound, a method for preparing an isobutene oligomer using the same and an isobutene oligomer prepared thereby: | 06-30-2022 |
| 20220204350 | METHOD FOR MANUFACTURING AEROGEL BLANKET - The present invention relates to a method for manufacturing an aerogel blanket, the method including 1) introducing a catalyzed sol and a substrate for a blanket into a reaction vessel to impregnate the catalyzed sol into the substrate for a blanket, and 2) rotating the substrate for a blanket into which the catalyzed sol is impregnated to perform gelation, wherein the catalyzed sol includes a silica precursor composition, and the silica precursor composition includes a silicate containing a hydrophobic group and a tetraalkyl silicate, wherein a molar ratio of the silicate containing a hydrophobic group and the tetraalkyl silicate is 60:40 to 98:2. | 06-30-2022 |
| 20220203375 | Super Absorbent Polymer Hydrogel Shredding Device - Disclosed is a hydrogel shredding device. The hydrogel shredding device includes: a first barrel body in which a first transfer space for transferring a hydrogel is formed, and extending in a first direction; a first transfer unit installed in the first barrel body and transferring the hydrogel in the first transfer space; a second barrel body installed on a lateral side of the first barrel body, and in which a second transfer space connected to the first transfer space extends in a second direction traversing the first direction; a second transfer unit installed in the second barrel body and transferring the hydrogel in the second transfer space; a cutter member installed in the second barrel body and pulverizing the hydrogel transferred by the second transfer unit; and a porous plate for discharging the hydrogel particles pulverized by the cutter member to an outside of the second barrel body. | 06-30-2022 |
| 20220203328 | Superabsorbent Polymer And Preparation Method Thereof - Provided are a superabsorbent polymer capable of exhibiting improved bacterial growth-inhibitory property without deterioration in physical properties of the superabsorbent polymer, such as water retention capacity and absorbency under pressure, or without an increase in the generation of dust, and a preparation method thereof. The superabsorbent polymer may include a base polymer powder including a crosslinked polymer of water-soluble ethylenically unsaturated monomers including acidic groups, of which at least a part is neutralized; and a surface-crosslinked layer which is obtained by additionally crosslinking the crosslinked polymer via a surface crosslinking agent to be formed on the surface of the base polymer powder, wherein the crosslinked polymer of the base polymer powder or the surface-crosslinked layer includes an antimicrobial agent including an organic acid salt having an aromatic ring inside the crosslinked structure thereof. | 06-30-2022 |
| 20220102806 | Danger Sensing Battery Cell - Disclosed is battery cell including a reception unit of a battery case having an electrode assembly and an electrolytic solution received therein, a gas storage unit disposed outside the reception unit, a storage space in the gas storage unit being partitioned into two or more sections, and a sensor, wherein a signal is sensed by the sensor when the two or more sections of the gas storage unit are filled with gas. In the case in which the sensed signal deviates from a predetermined value, an alarm member signals danger, whereby an accident is prevented. | 03-31-2022 |
| 20220102790 | POUCH EXTERIOR MATERIAL FOR SECONDARY BATTERY, POUCH TYPE SECONDARY BATTERY USING THE SAME, AND METHOD OF MANUFACTURING THE SAME - A pouch exterior material that enables an electrode assembly to be easily mounted on an accommodating portion at a proper position, having an integrated shape and including an inserting portion provided at a center of the pouch exterior material and having a width equal to a thickness of the electrode assembly, accommodating portions provided symmetrically at two sides of the inserting portion and gradually deepening from a portion corresponding to a width center of the electrode assembly towards a portion corresponding to an edge of the electrode assembly, and a triangular stepped portion provided at two ends of the inserting portion and having a depth gradually decreasing towards an end. | 03-31-2022 |
| 20220102731 | Lithium Secondary Battery and Production Method Thereof - A lithium secondary battery is disclosed herein. In some embodiments, a lithium secondary battery includes: a battery case having an interior region, a separator, wherein the separator divides the interior region into a first region and a second region, a positive electrode formed in the first region and including a positive electrode active material and positive electrode current collector particles; and a negative electrode formed in the second region and including a negative electrode active material and negative electrode current collector particles. | 03-31-2022 |
| 20220102640 | Organic Light Emitting Display Device - An organic light emitting display device is provided. The organic light emitting display device may include at least one light emitting part between an anode and a cathode, and the at least one light emitting part having at least one organic layer and a light emitting layer, wherein the at least one organic layer comprises a compound represented by Chemical Formula 1 or 2. | 03-31-2022 |
| 20220100026 | Optical Device - An optical device is disclosed herein. In some embodiments, an optical device includes a first base film and a second base film, a light modulation layer existing between the first and second base films, electrode layers formed on surfaces of the first and second base films that face the light modulation layer, wherein each electrode layer comprises a first region capable of applying an electric field to the light modulation layer, and a second region connecting the electrode layer to an external power source, wherein the second region on the first base film and the second region on the second base film face each other, and an insulating layer disposed between the facing second regions of the first and second base films. The optical device is capable of preventing defects such as short circuits even when an external power source has been connected in an encapsulated structure. | 03-31-2022 |
| 20220098455 | RESIN COMPOSITION FOR BONDING SEMICONDUCTOR AND ADHESIVE FILM FOR SEMICONDUCTOR USING THE SAME - A technical problem to be achieved by the present disclosure is to provide an adhesive resin composition for a conductor, which contains inorganic fillers having different average particle diameters and has enhanced thermal conductivity as a result of controlling the content of the inorganic fillers, and an adhesive film for a semiconductor produced using the same. | 03-31-2022 |
| 20220098393 | Crosslinked Polyethylene Pipe Having Excellent Physical Properties - The present disclosure relates to a crosslinked polyethylene pipe having excellent physical properties. The crosslinked polyethylene pipe according to the present disclosure has optimized the degree of crosslinking and storage modulus by finding out the optimum physical property range between the degree of crosslinking and the storage modulus which have a mutual trade-off relationship, whereby the crosslinked polyethylene pipe according to the present disclosure has excellent long-term durability and short-term pressure resistance, and thus can be applied to various fields requiring these physical properties. | 03-31-2022 |
| 20220098373 | Superabsorbent Polymer And Preparation Method For The Same - A method of preparing a superabsorbent polymer includes preparing a base resin in which an acrylic acid-based monomer having acidic groups which are at least partially neutralized and an internal crosslinking agent are crosslinked in the presence of a sodium polycarboxylate surfactant; and heating the base resin in the presence of a surface crosslinking agent to carry out surface modification of the base resin, wherein the internal crosslinking agent includes a first epoxy crosslinking agent having an epoxy equivalent weight of 100 g/eq or more to less than 130 g/eq, and a second epoxy crosslinking agent having an epoxy equivalent weight of 130 g/eq or more. The superabsorbent polymer provides improved rewetting property and liquid permeability. | 03-31-2022 |
| 20220098351 | Latex Composition for Dip Molding, Dip-Molded Product Comprising Same, and Method for Manufacturing Dip-Molded Product By Using Same - The present invention relates to a latex composition for dip molding, and such latex composition includes: a carboxylic acid-modified nitrile-based copolymer latex; and a reactive compound having three or more branched chains and a reactive group at a terminal of each of the branched chains, wherein the reactive group is one or more selected from the group consisting of an amine group, a hydroxy group, an epoxy group, a glycidyl group, and an isocyanate group. | 03-31-2022 |
| 20220098338 | Polypropylene and Method for Preparing the Same - The present disclosure relates to a polypropylene for injection having a high content of ultra-high molecular weight and excellent rigidity, and a method for preparing the same. | 03-31-2022 |
| 20220098225 | Transition Metal Compound, Catalyst Composition and Method for Preparing Polypropylene Using the Same - The present disclosure relates to a novel transition metal compound of the following Chemical Formula 1, which exhibits high hydrogen reactivity with excellent catalytic activity for propylene polymerization, and is useful in the preparation of a polypropylene having a narrow molecular weight distribution and a low melting point, a catalyst composition including the same, and a method for preparing a polypropylene using the same, | 03-31-2022 |
| 20220098054 | Method of Preparing Positive Electrode Active Material for Secondary Battery - A method of preparing a positive electrode active material for a secondary battery includes preparing a positive electrode active material precursor containing 60 mol % or more of nickel (Ni) among total metals, mixing the positive electrode active material precursor and a lithium raw material source and performing primary pre-sintering in an oxidizing atmosphere to form a pre-sintered product, and performing secondary main sintering on the pre-sintered product in an air atmosphere to form a lithium transition metal oxide. | 03-31-2022 |
| 20220095627 | ANTIBACTERIAL COMPOSITION - The present application relates to an antibacterial composition. The present application can provide an antibacterial composition that has no hazardousness to the human body and exhibits antibacterial characteristics against various microorganisms or bacteria. The antibacterial composition can exhibit excellent antibacterial properties against so-called super bacteria. | 03-31-2022 |
| 20220073708 | Conjugated Diene-Based Copolymer Composition, Method of Preparing the Same, and Rubber Composition Including the Same - A conjugated diene-based copolymer composition, a method of preparing the same, and a rubber composition including the same are provided. The conjugated diene-based copolymer composition includes a first conjugated diene-based copolymer and a second conjugated diene-based copolymer each including a repeating unit derived from an aromatic vinyl monomer, a repeating unit derived from a conjugated diene-based monomer, and a repeating unit derived from a hydroxyalkyl (meth)acrylate monomer. The first conjugated diene-based copolymer includes 0.01 wt % to 1 wt % of the repeating unit derived from the hydroxyalkyl (meth)acrylate monomer, and the second conjugated diene-based copolymer includes 4.5 wt % to 6.5 wt % of the repeating unit derived from the hydroxyalkyl (meth)acrylate monomer. | 03-10-2022 |
| 20220073680 | POLYMER RESIN COMPOSITION, AND POLYMER FILM, RESIN LAMINATE USING THE SAME - The present disclosure relates to a polymer resin composition including a polyamide resin in which an average particle size of individual crystals measured by a small-angle X-ray scattering apparatus is reduced through an alternating segment structure, and at least one selected from the group consisting of a metal salt compound and an end-capping agent compound, and a polymer film and a resin laminate using the same. | 03-10-2022 |
| 20220073671 | Curable Composition - The present application may provide a curable composition capable of securing a waiting time after curing starts, efficiently controlling the relevant waiting time according to the application, and also controlling a curing rate after the waiting time to suit the application. A cured product of the curable composition may be included in a battery module, a battery pack or an automobile. | 03-10-2022 |
| 20220013775 | Positive Electrode Active Material, Method of Preparing the Positive Electrode Active Material, and Positive Electrode and Lithium Secondary Battery Which Include the Positive Electrode Active Material - A positive electrode active material includes a nickel-based lithium transition metal oxide containing nickel in an amount of 60 mol % or more based on a total number of moles of metals excluding lithium, wherein cobalt is included in an amount of greater than 0 ppm to 6,000 ppm or less on a surface of the nickel-based lithium transition metal oxide. A method of preparing the positive electrode active material, a positive electrode for a lithium secondary battery and a lithium secondary battery which includes the positive electrode active material are also provided. | 01-13-2022 |
| 20220013728 | Anthracene Derivatives And Organic Electronic Device Using Same - An object of the present invention is to provide a novel compound represented by the following Formula 1 that is useful as a material for an organic electronic device, particularly, an organic EL device, particularly as a light emitting material, and an organic electronic device using the same, particularly, an organic EL device: | 01-13-2022 |
| 20220011619 | Optical Element - An optical element and a method for using thereof are provided. The present application provides an optical element that may provide various modes, and has excellent durability, and the like. | 01-13-2022 |
| 20220011168 | BATTERY MODULE DETECTING HIGH TEMPERATURE OF BATTERY CELL AND METHOD FOR DETECTING HIGH TEMPERATURE OF BATTERY CELL - A battery module is composed of a plurality of battery cells according to an embodiment of the present invention and includes one positive output terminal formed by connecting the plurality of battery cells, one negative output terminal formed by connecting the plurality of battery cells, a field effect transistor (FET) provided on a current path between the positive output terminal and an external device, a temperature information measurer for measuring temperature information of the plurality of battery cells, and a protection integrated circuit (IC) chip for controlling the FET. | 01-13-2022 |
| 20220010130 | LIGHT TRANSMISSIVE MOLDED ARTICLE AND INTERIOR PART OF AUTOMOBILE - The present disclosure relates to a light transmissive molded article including a base layer molded from a thermoplastic resin composition and a coating layer formed on at least one surface of the base layer, wherein peak energy PE | 01-13-2022 |
| 20220010110 | Polyethylene Having High Degree of Crosslinking and Crosslinked Polyethylene Pipe Comprising The Same - The present disclosure relates to a polyethylene having high degree of crosslinking and a crosslinked polyethylene pipe including the same. The polyethylene according to the present disclosure has a high content of ultra-high molecular weight, and thus a crosslinking rate is improved, and thus a sufficient degree of crosslinking is exhibited even when the crosslinking time is shortened, thereby exhibiting excellent strength and pressure resistance characteristics. | 01-13-2022 |
| 20220010105 | Modified Conjugated Diene-Based Polymer and Rubber Composition Comprising Same - A modified conjugated diene-based polymer having high linearity and improved compounding properties is provided. The modified conjugated diene-based polymer includes phosphor, sulfur and chlorine in specific amount ranges, and the degree of branching is controlled, and accordingly, if applied to a rubber composition, tensile strength and viscoelasticity may be excellent, and processability may be markedly improved. | 01-13-2022 |
| 20220010069 | POLYIMIDE PRECURSOR COMPOSITION AND POLYIMIDE FILM MANUFACTURED USING SAME - The present invention relates to a polyimide precursor composition, and a polyimide film manufactured using same. According to the present invention, since a polyimide film is manufactured from a mixture of a polyimide precursor having a structure that is advantageous to surface charge accumulation and a polyimide precursor having a structure capable of exhibiting high heat-resistant characteristics, a flexible device using the polyimide film as a substrate can have both improved charge accumulation characteristics caused by an electric field to be generated during the operation of a TFT device and heat high heat-resistant characteristics. | 01-13-2022 |
| 20220009791 | Method for Preparing Positive Electrode Active Material Precursor for Lithium Secondary Battery - A method for preparing a bimodal-type positive electrode active material precursor is provided. The method is capable of not only increasing productivity by preparing positive electrode active material precursors having small diameters and large diameters in a single reactor but also improving packing density per unit volume, a positive electrode active material precursor prepared by the preparation method and having improved packing density, and a positive electrode for a secondary battery and a lithium secondary battery including the same. | 01-13-2022 |
| 20220006314 | APPARATUS AND METHOD FOR CONTROLLING CHARGING OF SECONDARY BATTERY PACK - A charging control apparatus measures a first temperature of a first secondary battery selected from the plurality of secondary batteries, a second temperature of a coolant flowing into the cooling device, a charging current of the secondary battery pack, a first terminal voltage of the first secondary battery and a second terminal voltage of a second secondary battery closest to the cooling device, estimates a temperature of a temperature estimation point of the second secondary battery from a lumped thermal model having a thermal resistance between two points selected from the temperature estimation point of the second secondary battery, the first temperature measurement point and the second temperature measurement point, and measurement data about temperature, current and voltage, and determines the estimated temperature as a minimum temperature of the secondary battery pack, and varies a charging power provided to the secondary battery pack according to the minimum temperature. | 01-06-2022 |
| 20220006313 | APPARATUS AND METHOD FOR CONTROLLING STEP CHARGING OF SECONDARY BATTERY - Disclosed is an apparatus and method for controlling step charging of a secondary battery. A charging control unit determines a SOC, an OCV and a polarization voltage of the secondary battery, determines an OCV deviation corresponding to a difference between the OCV and a predefined minimum OCV value, determines a correction factor corresponding to the polarization voltage and the OCV deviation, determines a look-up SOC by correcting the SOC according to the correction factor, determines the magnitude of a charging current corresponding to the look-up SOC, and provides the determined charging current to a charging device. | 01-06-2022 |
| 20220006306 | STABILIZATION SYSTEM OF ESS AND METHOD THEREFOR - A fire spreading prevention method in an energy storage system (ESS) composed of a plurality of battery racks including an individual battery rack fire detection step of detecting whether a fire occurs for each of the plurality of battery racks and a battery rack forced discharge step of forcibly discharging at least some of the plurality of battery racks when a fire is detected in the individual battery rack fire detection step. | 01-06-2022 |
| 20220006220 | FPCB Connector, And Battery Module And Battery Pack Including The Same - A FPCB connector including a first main body to which a first FPCB is coupled, and a second main body to which a second FPCB is coupled, the second main body being coupled to and electrically connected to the first main body. At least one of the first main body and the second main body is coupled to the first FPCB or the second FPCB without soldering. | 01-06-2022 |
| 20220006156 | A SEPARATOR FOR ELECTROCHEMICAL DEVICE AND AN ELECTROCHEMICAL DEVICE COMPRISING THE SAME - A separator for an electrochemical device and an electrochemical device comprising the same. The separator comprises a porous polymer substrate and a heat resistant coating layer on at least one surface of the porous polymer substrate. The heat resistant coating layer is a porous polymer layer having pores, and comprises a polyvinyl pyrrolidone-based polymer and a polyvinylidene fluoride (PVDF)-based polymer. | 01-06-2022 |
| 20220006142 | Battery Module Having Structure Capable of Rapid Preheating, Battery Pack Comprising Same, and Vehicle Comprising Same - A battery module includes a cell stack having a plurality of battery cells; and a phase change preheater disposed on the cell stack. The phase change preheater contains a phase change material that causes a phase change as crystal nuclei are formed, and accordingly causes an exothermic reaction. | 01-06-2022 |
| 20220006131 | FUNCTIONAL SEPARATOR HAVING CATALYTIC SITES INTRODUCED THEREINTO, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING SAME - In order to solve the problems caused by lithium polysulfide leaching from the positive electrode, disclosed is a catalytic site-introduced functional separator, a method of manufacturing the same, and a lithium secondary battery including the same, which can improve the capacity and lifetime of the battery by coating a material, which can act as a reduction catalyst for lithium polysulfide, on the surface of the separator. The catalytic site-introduced functional separator includes a base separator and a catalytic site-containing coating layer located on the surface of the base separator. | 01-06-2022 |
| 20220006114 | BATTERY MANUFACTURING DEVICE AND MANUFACTURING METHOD OF BATTERY - A battery manufacturing device for manufacturing a cylindrical battery by folding a positive electrode tab connected to a top cap includes a jig that makes a pendulum swing and presses a positive electrode tab; an adjusting member that forms a turning radius of the pendulum swing; and a folding knife that presses a folding part of the positive electrode tab. A method of using the battery manufacturing device is also provided. | 01-06-2022 |
| 20220006085 | Positive Electrode Active Material For Lithium Secondary Battery, Method Of Preparing The Same, And Lithium Secondary Battery Including The Positive Electrode Active Material - The present invention relates to a positive electrode active material for a lithium secondary battery which includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein a portion of nickel (Ni) sites of the lithium composite transition metal oxide is substituted with tungsten (W), and an amount of a lithium tungsten oxide remaining on surfaces of lithium composite transition metal oxide particles is 1,000 ppm or less. | 01-06-2022 |
| 20220006084 | Method of Preparing Positive Electrode Active Material Precursor and Positive Electrode Active Material Precursor - A method of preparing a positive electrode active material precursor includes: providing a transition metal-containing solution including nickel, cobalt, and manganese; and introducing the transition metal-containing solution into a reactor, adding a basic aqueous solution and an ammonium cation-containing complex-forming agent, and performing a co-precipitation reaction to prepare a transition metal hydroxide in the form of a secondary particle formed by agglomerating primary particles. The co-precipitation reaction is performed under conditions satisfying Expression 1 described in the specification, and a positive electrode active material precursor whose crystalline grain has a controlled aspect ratio. A positive electrode active material prepared using the positive electrode active material precursor, a positive electrode for a lithium secondary battery, which includes the positive electrode active material, and a lithium secondary battery are also provided. | 01-06-2022 |
| 20220006083 | CATHODE COMPRISING MIXTURE LAYER HAVING DUAL LAYER STRUCTURE WITH DIFFERENT LNO AMOUNTS, AND SECONDARY BATTERY COMPRISING SAME - The present invention relates to a cathode comprising a mixture layer having a dual layer structure with different LNO amounts, and a secondary battery comprising same, the cathode enabling battery performance to increase while preventing battery cell stability from degrading. | 01-06-2022 |
| 20220006064 | Electrode Slurry Coating Apparatus and Method for Forming Double Active Material Layers - The present invention relates to electrode slurry coating apparatus and method, the present invention ultimately allowing the process efficiency to be increased and rate of errors to be reduced when double-layer structured active material layers are formed by temporally adjusting the height of first and second discharge outlets through which active material is discharged. | 01-06-2022 |
| 20220002648 | Gas Collection Device - The present invention relates to a gas collection device and is directed to a gas collection device for collecting a gas which is generated while microorganisms are cultured in a super absorbent polymer product. The gas collection device may comprise a constant temperature chamber having an interior that is configured to be maintained at a set temperature; a culture flask unit located inside the constant temperature chamber and configured to culture a bacteria therein; an adsorption unit located outside the constant temperature chamber and configured to receive a gas inside the culture flask unit; a pump unit connected to a rear end of the adsorption unit and configured to suck the gas inside the culture flask unit into the adsorption unit; and a mass flow controller located outside the constant temperature chamber and configured to control a flow rate of the gas sucked into the adsorption unit. | 01-06-2022 |
| 20220002647 | Gas Collection Device - The gas collection device includes a constant temperature chamber whose interior is maintained at a set temperature; a culture flask unit located inside the constant temperature chamber and culturing bacteria therein; a mass flow controller located outside the constant temperature chamber and connected to the culture flask unit through an injection flow path to control a gas injected into the culture flask unit through the injection flow path; and an impinger located outside the constant temperature chamber and connected to the culture flask unit through a discharge flow path to receive a gas discharged from the culture flask unit through the discharge flow path in real time. | 01-06-2022 |
| 20220002566 | Coating Composition - A coating composition is provided. The coating composition of the present application has excellent compatibility between the components. In addition, there is an advantage that the release layer formed from the coating composition of the present application has low transmittance for light having a wavelength of 380 nm or more. | 01-06-2022 |
| 20220002158 | THERMALLY EXPANDED REDUCED GRAPHENE OXIDE, MANUFACTURING METHOD THEREFOR, SULFUR-CARBON COMPOSITE COMPRISING SAME, AND LITHIUM SECONDARY BATTERY - A holey thermally expanded-reduced graphene oxide having high specific surface area and pore volume including pores on the surface, a method for preparing the same, and a sulfur-carbon composite and a lithium secondary battery including the same. | 01-06-2022 |
| 20220001755 | BATTERY CHARGING SYSTEM AND BATTERY CHARGING METHOD - A battery charging system including a first battery pack having a first battery that is charged in a non-contact connection; a second battery pack having a second battery that is charged in a non-contact connection, a first capacitor connected in series between positive and negative poles of the second battery, and a first BMS configured to measure a voltage of the second battery and voltages of both ends the first capacitor; and the first BMS charges the second battery with the voltage of the first battery when the first battery voltage is higher than the second battery voltage, and charges the first battery with the voltage of the second battery when the first battery voltage is lower than the second battery voltage. | 01-06-2022 |
| 20210408640 | BATTERY PACK INCLUDING CONNECTION PLATE, ELECTRONIC DEVICE AND VEHICLE - A battery pack includes a plurality of battery modules disposed in a front and rear direction. Each of the battery modules includes a plurality of battery cells; a module housing; and a connection plate including a contact portion at an upper or lower portion of the plurality of battery cells and having a plurality of connection terminals in a portion thereof and respectively electrically contacted and connected to the electrode terminals at the plurality of battery cells, and a connection portion bent at least once from one end of the contact portion to extend in at least one direction among an upper direction, a lower direction, a front direction and a rear direction so that the bent and extending region of the connection portion is on a left or right outer wall of the module housing to contact a part of a connection plate of another battery module. | 12-30-2021 |
| 20210408537 | Positive Electrode Active Material for Lithium Secondary Battery and Method of Preparing the Same - A positive electrode active material is provided, including a lithium transition metal oxide containing nickel (Ni), cobalt (Co), and manganese (Mn), wherein the lithium transition metal oxide has 60 mol % or more nickel (Ni) with respect the total number of moles of transition metal except lithium, and is doped with at least any one doping element selected from the group consisting of B, Zr, Mg, Ti, Sr, W, and Al. The positive electrode active material has an average particle diameter (D | 12-30-2021 |
| 20210408526 | LITHIUM SECONDARY BATTERY - Disclosed is a lithium secondary battery, and in particular, to a lithium secondary battery capable of obtaining higher energy density and longer lifetime compared to existing lithium secondary batteries by specifying conditions of a positive electrode and an electrolyte liquid and additionally surface modifying a carbon material through heat treatment or including a separator including a molybdenum disulfide coating layer. | 12-30-2021 |
| 20210407712 | Manufacturing Method of Sintered Magnet - A method for manufacturing a sintered magnet according to one embodiment of the present disclosure is provided. The method includes producing an R-T-B-based magnetic powder through a reduction-diffusion method, and sintering the R-T-B-based magnetic powder, wherein R is a rare earth element, and T is a transition metal, and wherein the producing the magnetic powder includes adding a refractory metal sulfide powder to a R-T-B-based raw material. | 12-30-2021 |
| 20210403488 | COLOR CONVERSION COMPOSITION, COLOR CONVERSION FILM INCLUDING SAME, BACKLIGHT UNIT, AND DISPLAY DEVICE - The present specification relates to a color conversion composition including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2 in a molar ratio of 1:1 to 5:1, and a color conversion film, a backlight unit and a display apparatus including the same. | 12-30-2021 |
| 20210399553 | BATTERY MANAGEMENT SYSTEM - A battery management system of a battery cell assembly including a plurality of cells, includes a plurality of first cell balancing resistors and a plurality of first cell balancing switches connected between a positive electrode and a negative electrode of a corresponding first cell among the plurality of cells; and a plurality of second cell balancing resistors and a plurality of second cell balancing switches connected between the positive electrode and the negative electrode of the corresponding first cell, wherein a first cell balancing current flowing during an on period of each first cell balancing switch is greater than a second cell balancing current flowing during an on period of each second cell balancing switch. | 12-23-2021 |
| 20210399345 | Non-Aqueous Electrolyte Solution for Lithium Secondary Battery and Lithium Secondary Battery Including the Same - The present invention relates to a non-aqueous electrolyte solution for a lithium secondary battery and a lithium secondary battery including the same, and particularly, to a non-aqueous electrolyte solution for a lithium secondary battery which includes a fluorine-containing compound capable of forming a stable film on the surface of an electrode as an additive, and a lithium secondary battery including the same. | 12-23-2021 |
| 20210399322 | CATALYST AND METHOD FOR PREPARING THE SAME - The present specification relates to a carrier-nanoparticle complex, a catalyst including the same, an electrochemical cell or a fuel cell including the catalyst, and a method for preparing the same. | 12-23-2021 |
| 20210399294 | LITHIUM SECONDARY BATTERY - A lithium secondary battery, specifically, a lithium secondary battery. By specifically adjusting the porosity (%) and the mass of sulfur per unit area (mg/cm | 12-23-2021 |
| 20210399278 | SECONDARY BATTERY ELECTRODE PLATE INCLUDING ELECTRODE MIXTURE REGIONS HAVING DIFFERENT BINDER CONTENT, AND METHOD FOR MANUFACTURING SECONDARY BATTERY ELECTRODE USING SAME - The present invention relates to an electrode slurry coating device and method, wherein the heights of first and second slot die heads for discharging active material can be controlled according to time to improve process efficiency and reduce defect rates when forming an active material layer having a double layer structure. | 12-23-2021 |
| 20210398718 | Method for Producing Sintered Magnet and Sintered Magnet - A sintered magnet and a method for producing the same are provided. The method includes producing an R—Fe—B-based magnet powder by a reduction-diffusion method, adding a R—Al—Cu powder as a sintering agent to the R—Fe—B-based magnet powder to form a mixed powder, wherein the R—Al—Cu powder is an alloy of R, Al and Cu, and R is Nd, Pr, Dy, Tb or Ce, and sintering the mixed powder to form a sintered magnet. | 12-23-2021 |
| 20210395411 | Polyolefin - The present invention relates to polyolefin. More specifically, the present invention relates to polyolefin having excellent dart drop impact strength, and exhibiting improved transparency, and such polyolefin has a density of 0.915 g/cm | 12-23-2021 |
| 20210395408 | Rubber Composition and Molded Article Manufactured Therefrom - A rubber composition having excellent abrasion resistance and improved viscoelasticity properties, and a tire manufactured using the same are disclosed herein. In some embodiments, a rubber composition includes a first synthetic rubber and a second synthetic rubber, and has an interaction parameter (χ | 12-23-2021 |
| 20210391632 | BATTERY PACK AND DEVICE INCLUDING THE SAME - A battery pack includes a battery module having electrode terminals; a battery module frame accommodating the battery module; an upper housing including at least one through opening and covering an upper portion of the battery module frame; a busbar positioned at an upper portion of the battery module frame and connected to the electrode leads of the battery module; an internal bolt positioned at an upper portion of the battery module frame, protruding upward through the through opening and connected to the busbar; and a terminal passing through the through opening to be connected to the busbar and the internal bolt, wherein the terminal includes a nut-shaped fastening part which is fastened with the internal bolt. | 12-16-2021 |
| 20210391615 | Secondary Battery - A secondary battery according to the present invention comprises: an electrode assembly in which a first electrode, a separator, and a second electrode are alternately stacked and wound together; a can provided with an accommodation part that accommodates the electrode assembly therein, the can comprising a first can and a second can, which have cylindrical shapes opened in a direction facing each other; and an insulator configured to insulate an overlapping portion between the first can and the second can. The first can forms a first electrode terminal that directly contacts an end of the first electrode, and the second can forms a second electrode terminal that directly contacts an end of the second electrode. | 12-16-2021 |
| 20210391612 | Battery Pack Including Cooling Member and Device Including the Same - A battery pack according to one embodiment of the present disclosure includes: a housing in which at least one battery cell or battery module is built, a heat exchange member provided inside the housing to cool the battery cell or the battery module, a refrigerant inflow port and a refrigerant outflow port connected to the heat exchange member, and a rapid cooling member installed in the refrigerant inflow port. | 12-16-2021 |
| 20210391582 | Electrode Current Collector Comprising a Heat-Pressure Conversion Layer Between Two or More Metal Foils, Electrode Comprising the Same, and Lithium Secondary Battery - An electrode current collector for a lithium secondary battery includes two or more metal foil layers, and a heat-pressure conversion layer positioned between the two or more metal foil layers, wherein the heat-pressure conversion layer includes a heat-pressure exchange ceramic material, a conductive material, and an adhesive. An electrode including the current collector, and a lithium secondary battery including the electrode are also provided. | 12-16-2021 |
| 20210391571 | Method For Preparing Positive Electrode Active Material For Secondary Battery, Positive Electrode Active Material Thus Prepared And Lithium Secondary Battery Including The Same - A positive electrode active material, a positive electrode including the same, and a lithium secondary batter including the same are disclosed herein. In some embodiments, the positive electrode active material includes a lithium transition metal oxide, and a coating layer formed on a surface of the lithium transition metal oxide particle, wherein the coating layer is formed in a film form, and the coating layer includes a carbonized coating polymer and carbide. | 12-16-2021 |
| 20210391565 | Method of Preparing Electrode for Secondary Battery | 12-16-2021 |
| 20210389381 | SOC ESTIMATING APPARATUS AND METHOD - A SOC estimating apparatus according to an embodiment of the present disclosure includes: a measuring unit configured to measure at least one of voltage, current and temperature of a battery; a noise generating unit configured to generate noise corresponding to the voltage of the battery based on a plurality of preset voltage regions; a filtering unit configured to receive the noise generated by the noise generating unit and filter the generated noise to correspond to the voltage of the battery based on the plurality of preset voltage regions; and a SOC estimating unit configured to estimate a SOC of the battery based on at least one of voltage, current and temperature of the battery and the noise filtered by the filtering unit. | 12-16-2021 |
| 20210388244 | NON-CONDUCTIVE FILM AND MANUFACTURING METHOD OF SEMICONDUCTOR LAMINATE - The present disclosure relates to a non-conductive film comprising an adhesive layer containing a low molecular weight epoxy resin; and a tacky layer containing a predetermined composition, and a method for manufacturing a semiconductor laminate using the non-conductive film. | 12-16-2021 |
| 20210388239 | Acrylic Emulsion Pressure Sensitive Adhesive Composition - An acrylic emulsion pressure sensitive adhesive composition is provided. The acrylic emulsion pressure sensitive adhesive composition, due to pH-dependent properties, exhibits stable adhesion when attached to an adherend, but when it needs to be removed, it can be easily removed without residue using an alkaline solution. Thus, if the acrylic emulsion pressure sensitive adhesive composition is used as a pressure sensitive adhesive for a label of a plastic packaging article, the label can be easily removed during a recycling process, thus improving recycling efficiency. | 12-16-2021 |
| 20210388186 | Latex Composition for Dip Molding, Manufacturing Method Therefor, and Molded Product Molded Therefrom - A latex composition for dip molding includes a carboxylic acid-modified nitrile-based copolymer latex and a cholate-based emulsifier, wherein the cholate-based emulsifier is included in an amount of 0.02 to 3 parts by weight based on a solid content with respect to a solid content of 100 parts by weight of the carboxylic acid-modified nitrile-based copolymer latex. A method of preparing the latex composition for dip molding and a molded article produced using the same are also provided. | 12-16-2021 |
| 20210388178 | Pellet-Type Polypropylene Resin Composition and Method for Preparing the Same - There are provided a pellet type polypropylene resin composition that exhibits excellent heat resistance and oxidation stability, and exhibits high flow without using a decomposition accelerator, and thus, can be used to prepare fine denier fiber, and a method for preparing the same. | 12-16-2021 |
| 20210388137 | Acryl-Based Copolymer Composition, Method of Preparing the Same, and Acryl-Based Copolymer Blend Comprising the Same - An acryl-based copolymer composition is provided. The acryl-based copolymer composition includes an acryl-based copolymer, an aggregation inducing agent, and an aggregating agent, wherein the acryl-based copolymer includes a (meth)acrylic acid alkyl ester monomer-derived repeating unit, a (meth)acrylic acid alkoxy alkyl ester monomer-derived repeating unit, and a crosslinkable monomer-derived repeating unit. The aggregation inducing agent includes a siloxane-based monomer-derived repeating unit and an ether-based monomer-derived repeating unit, and the aggregating agent includes a monovalent ionic metal salt. | 12-16-2021 |
| 20210387223 | Choke Bar Slot Die and Slurry Coating Apparatus Including the Same - The present invention relates to a slot die with a structure in which a stripe shim and a cover shim are mounted between an upper body and a lower body, and a choke bar is inserted into a through path formed in the upper body, and an apparatus for coating an electrode slurry including the slot die. According to the present invention, by forming a space in which the choke bar can move by the cover shim, it is possible to adjust the flow rate of the slurry through the choke bar regardless of the shape of the stripe shim. | 12-16-2021 |
| 20210387162 | Superabsorbent Polymer Composition and Method for Preparing the Same - The present disclosure relates to a superabsorbent polymer composition and a method for preparing the superabsorbent polymer composition. More specifically, according to a superabsorbent polymer composition and a method for preparing the same of the present disclosure, a superabsorbent polymer composition having improved anticaking efficiency without deterioration of absorption performance can be provided. | 12-16-2021 |
| 20210387124 | Apparatus and Method for Cleaning Metal Filter - A cleaning method according to the present invention comprises mounting the metal filter on a jig that is vertically elevatable and horizontally slidable in a cleaning bath so that the opening is faced downward, descending the jig so that a first nozzle installed in the cleaning bath enters the opening, injecting a predetermined amount of water and a cleaning solution into the cleaning bath so that the metal filter is immersed, spraying compressed air through the first nozzle to discharge bubbles of the compressed air toward an inner surface of the metal filter, draining the cleaning bath, spraying water through a second nozzle to remove the cleaning solution from the metal filter, and spraying the compressed air through the first nozzle to dry the metal filter. An apparatus for cleaning a metal filter is also disclosed. | 12-16-2021 |
| 20210384566 | Battery Module, Method for Preparing the Same and Battery Pack Including the Same - A battery module according to one embodiment of the present disclosure includes: a cell stack including one or more battery cells; a mono frame accommodating the cell stack therein; and a thermally conductive resin layer positioned between a lower portion of the cell stack and the mono frame. The battery module further includes a spring positioned between an upper portion of the cell stack and the mono frame. | 12-09-2021 |
| 20210384542 | SHEET LAMINATE FOR SOLID OXIDE FUEL CELL, PRECURSOR FOR SOLID OXIDE FUEL CELL, APPARATUS FOR MANUFACTURING SHEET LAMINATE FOR SOLID OXIDE FUEL CELL, AND METHOD FOR MANUFACTURING SHEET LAMINATE FOR SOLID OXIDE FUEL CELL - The present specification relates to a sheet laminate for a solid oxide fuel cell, a precursor for a solid oxide fuel cell including the same, an apparatus for manufacturing a sheet laminate for a solid oxide fuel cell, and a method for manufacturing a sheet laminate for a solid oxide fuel cell. | 12-09-2021 |
| 20210384514 | ELECTRODE CURRENT COLLECTOR COMPRISING RESISTIVE LAYER BETWEEN TWO OR MORE METAL FOILS, ELECTRODE COMPRISING THE SAME, AND LITHIUM SECONDARY BATTERY - The present disclosure provides an electrode current collector for a lithium secondary battery, the electrode current collector comprising: two or more metal foil layers, and a resistive layer positioned between the two or more metal foil layers, wherein the resistive layer includes a volume expandable resin, a conductive material, and an adhesive, an electrode comprising the same, and a lithium secondary battery. | 12-09-2021 |
| 20210384512 | Slurry Composition for Electrode of Secondary Battery, Electrode of Secondary Battery, and Secondary Battery - A slurry composition for an electrode of a secondary battery, has a hydrophobically modified alkali-swellable emulsion (HASE), a poly(meth)acrylic acid and a conductive agent. The slurry composition is capable of realizing excellent electrode adhesion in high energy electrode. The electrode of a secondary battery prepared using the same, and a secondary battery are also provided. | 12-09-2021 |
| 20210384509 | NEGATIVE ELECTRODE AND SECONDARY BATTERY INCLUDING THE SAME - A negative electrode and a secondary battery including the negative electrode, the negative electrode includes a negative electrode active material layer containing negative electrode active material particles and an additive. The additive is present in an amount of 1.8 parts by weight to 3.2 parts by weight based on 100 parts by weight of the negative electrode active material particles. The additive includes at least one selected from the group consisting of Li | 12-09-2021 |
| 20210384508 | LITHIUM SECONDARY BATTERY - A lithium secondary battery is provided and, more specifically, a lithium secondary battery comprising a cathode catalyst including a transition metal composite having a stable structure in which four nitrogens are bonded to the transition metal as a cathode catalyst for a reduction reaction of sulfur generated during operation of the lithium secondary battery having a sulfur-containing material included in a cathode thereof, thereby improving performance and longevity of the battery. | 12-09-2021 |
| 20210380778 | Dispersant For Separator Of Non-Aqueous Electrolyte Battery Including Cyanoethyl Group-Containing Polymer, Separator Of Non-Aqueous Electrolyte Battery, And Non-Aqueous Electrolyte Battery - Provided are a dispersant for a separator of a non-aqueous electrolyte battery, the dispersant including a cyanoethyl group-containing polymer, a separator of a non-aqueous electrolyte battery using the same, and a non-aqueous electrolyte battery. | 12-09-2021 |
| 20210380772 | GLASS-LIKE FILM - The present application relates to a glass-like film. The present application can provide a glass-like film capable of solving the disadvantages of the glass material, while having at least one or more advantages of the glass material. Such a glass-like film of the present application can be easily formed through a simple low temperature process without using expensive equipment. | 12-09-2021 |
| 20210380463 | SILICA GLASS FILM - The present application relates to a silica glass film. The present application can provide, as a film having a silica network as a main component, a silica glass film capable of solving the disadvantages of the glass material, while having at least one or more advantages of the glass material. Such a silica glass film of the present application can be easily formed through a simple low temperature process without using expensive equipment. | 12-09-2021 |
| 20210379660 | Forming Apparatus And Method Of Producing Formed Body - A forming apparatus capable of producing an inorganic material-containing formed body having improved quality, and a method of making the same is disclosed herein. In some embodiments, the forming apparatus includes a stage, a supply unit having a first supply unit and a second supply unit, where the first supply unit is configured to intermittently or continuously supply a first composition containing an inorganic material to a stage, where the second supply unit is configured to intermittently or continuously supply a second composition containing a support material configured to support the first composition to the stage, an immobilization unit configured to immobilize the second composition on the stage, a heating unit configured to apply heat to the first composition on the stage, and a control unit configured to control the first supply unit and the heating unit to repeat supply and heating of the first composition. | 12-09-2021 |
| 20210379563 | Preparation Method of Super Absorbent Polymer - A method of preparing a super absorbent polymer and a superabsorbent polymer prepared from the same are disclosed herein. In some embodiments, a method includes mixing a mixture comprising fines having a particle diameter of 150 μm or less, a surface-modified inorganic material having a reactive functional group, and water, and drying the mixture to prepare a fine powder reassembly. There may be provided a super absorbent polymer exhibiting excellent absorption properties and mechanical properties such as crushing strength while having uniform particle size distribution by effectively reassembling fines obtained inevitably in the preparation of a super absorbent polymer. | 12-09-2021 |
| 20210376419 | BATTERY PACK AND VEHICLE INCLUDING THE SAME - A battery pack mounted to a vehicle includes a plurality of battery modules, each having at least one battery cell; and at least one magnetic member provided to one side surface of facing battery modules among the plurality of battery modules to at least partially detachably fix the plurality of battery modules to each other. | 12-02-2021 |
| 20210376392 | Secondary Battery - A secondary battery comprises an electrode assembly including a first electrode, a separator, and a second electrode alternately stacked and wound about a central axis. A first non-coating portion that is not coated with an electrode active material protrudes farther than the separator in a first direction along the central axis and a second non-coating portion that is not coated with the electrode active material protrudes farther than the separator in a second, opposite direction along the central axis. The first non-coating portion contacts a first connection part disposed on an end of a first can of the battery, and the second non-coating portion contacts a second connection part disposed on an end of a second can. At least one of the first connection part or the second connection part comprises a protrusion having a shape protruding towards the electrode assembly. | 12-02-2021 |
| 20210375510 | Shunt Resistor Module Having Screw Coupling Structure - A shunt resistor module which is coupled to a printed circuit board to be used for current measurement, includes: a resistor portion configured to have predetermined resistance; at least two terminal portions configured to extend from opposite ends of the resistor portion; lead pins fixed to first sides of the terminal portions to protrude to be electrically connected to the printed circuit board; and an exterior member formed to at least partially cover first surfaces of the terminal portions and to have pin holes opened to expose the lead pins and screw holes formed to be screwed to the printed circuit board. | 12-02-2021 |
| 20210371695 | VISIBILITY IMPROVING FILM FOR DISPLAY PANEL AND DISPLAY DEVICE COMPRISING SAME - The present invention relates to a visibility improving film for a display panel and a display device including the same. More specifically, the present invention relates to a visibility improving film for a display panel capable of enhancing the visibility of a laser pointer and exhibiting excellent physical and optical properties, particularly preventing a specular reflection phenomenon of a laser pointer light, by including fine metal particles and inorganic oxide fine particles dispersed in a photocurable resin layer. | 12-02-2021 |
| 20210371676 | COLOR SHIFTING FILM, AND BACKLIGHT UNIT AND DISPLAY DEVICE COMPRISING SAME - The present specification relates to a color conversion film, and a backlight unit and a display device, including the same. | 12-02-2021 |
| 20210371558 | Polyolefin - The present invention relates to polyolefin. More specifically, the present invention relate s to polyolefin having excellent dart drop impact strength, and exhibiting improved transparency and satisfying one of the following 1)˜4):
| 12-02-2021 |
| 20210370214 | LIGHT GUIDE PLATE HAVING AIR PERMEABILITY AND AIR PURIFYING FILTER INCLUDING THE SAME - The present disclosure relates to an air-permeable light guide plate and an air purifying filter including the same, wherein the air-permeable light guide plate according to an embodiment of the present disclosure includes a light source located on at least one side surface, and a flat type plate through which light generated from the light source passes, wherein light is emitted in a direction perpendicular to a flat plate of the flat type plate, and the flat type plate has a plurality of openings. | 12-02-2021 |
| 20210367300 | BATTERY CELL CONNECTION STRUCTURE AND METHOD - Discussed is a battery cell connection structure including frame and a connection member configured to connect a plurality of battery cells loaded in the frame to the frame, wherein the connection member includes a connection portion configured to be connected to the plurality of battery cells loaded in the frame and a coupling portion extending from the connection portion, the coupling portion being configured to be coupled to the flame, and wherein the coupling portion is provided with a plurality of coupling position indication portions arranged in a line in the direction in which the coupling portion extends, the plurality of coupling position indication portions being configured to indicate a coupling position of the coupling portion at which the coupling portion is coupled to the frame. | 11-25-2021 |
| 20210367263 | SOLID ELECTROLYTE MEMBRANE AND SOLID-STATE BATTERY COMPRISING THE SAME - A solid electrolyte membrane for a solid-state battery and a battery comprising the same is provided. The battery may comprise lithium metal as a negative electrode active material. The solid electrolyte membrane comprises an inhibiting layer, which is preferably capable of inhibiting growth of lithium dendrite, because it includes an effective amount of a dendrite growth-inhibiting material, which is capable of ionizing lithium deposited in the form of metal. Thus, when lithium metal is used as a negative electrode for a solid-state battery comprising the solid electrolyte membrane, it is possible to delay and/or inhibit growth of lithium dendrite, and thus to effectively prevent an electrical short-circuit caused by dendrite growth. | 11-25-2021 |
| 20210367232 | LITHIUM ELECTRODE MANUFACTURING APPARATUS AND MANUFACTURING METHOD - The present invention relates to an apparatus and a method for manufacturing a lithium electrode, comprising a cutting stage, a laser irradiation portion and a lithium metal film supply portion, in which a plurality of adsorption holes and a plurality of unit electrode pattern grooves are formed on the upper surface of the cutting stage. | 11-25-2021 |
| 20210364456 | Method for Determining the Deuterium Substitution Rate According to Substitution Positions - The present disclosure relates to a method for analysis of a deuterium substitution rate of a deuterium-substituted sample according to substitution positions using information of a | 11-25-2021 |
| 20210359342 | COMPOSITION FOR GEL POLYMER ELECTROLYTE AND LITHIUM SECONDARY BATTERY INCLUDING GEL POLYMER ELECTROLYTE FORMED THEREFROM - The present invention relates to a composition for a gel polymer electrolyte and a lithium secondary battery including a gel polymer electrolyte formed therefrom, and particularly, to a composition for a gel polymer electrolyte, which includes a lithium salt, a non-aqueous organic solvent including a glyme-based solvent, an oligomer represented by Formula 1 and having a polymerizable substituent, and a polymerization initiator, and a lithium secondary battery including a gel polymer electrolyte prepared by polymerization of the composition. | 11-18-2021 |
| 20210359299 | LITHIUM ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME - A lithium electrode and a lithium secondary battery the same are disclosed. More specifically, a lithium electrode is disclosed that can increase the lifetime of the battery by providing a protective layer containing a copolymer containing an acetal functional group forming a stable SEI layer through a chemical reaction with lithium metal and a fluorine-based functional group capable of forming a LiF-rich SEI layer on the surface of the lithium metal to inhibit the formation of lithium dendrite and inhibit the side reaction of lithium metal and electrolyte solution. | 11-18-2021 |
| 20210359294 | SECONDARY BATTERY CATHODE HAVING IMPROVED THERMAL STABILITY AND MANUFACTURING METHOD THEREFOR - The present invention relates to a cathode for a lithium secondary battery, a manufacturing method therefor, and a lithium secondary battery comprising the cathode. The cathode for a lithium secondary battery comprises a cathode active material layer formed to contain a very low content of conductive material at the outermost side thereof, whereby the cathode can have high thermal stability when an internal short-circuit of a battery occurs, and can achieve high-power properties when applied to a secondary battery. | 11-18-2021 |
| 20210359288 | JELLY-ROLL TYPE ELECTRODE ASSEMBLY HAVING ANODE IN WHICH ANODE MIXTURES CONTAINING ACTIVE MATERIAL WITH DIFFERENT COMPOSITION ARE FORMED ON BOTH SIDES OF ELECTRODE CURRENT COLLECTOR, SECONDARY BATTERY COMPRISING THE SAME, AND DEVICE COMPRISING SECONDARY BATTERY - The present disclosure relates to a jelly-roll type electrode assembly in which a long sheet-type cathode and a long sheet-type anode are wound in a state where a separator is interposed between the cathode and the anode, wherein the anode is configured such that an anode mixture is formed on both sides of an anode current collector, and the anode current collector is configured such that when winding to form an electrode assembly, if a side that winds inward is referred to a first side and a side that winds outward is referred to a second side, an active material of a first anode mixture coated on the first side contains 70 wt % or more artificial graphite as an active material based on the total weight of the active material, and an active material of a second anode mixture coated on the second side contains 70 wt % or more natural graphite as an active material based on the total weight of the active material. | 11-18-2021 |
| 20210356442 | On-Line System for Improving Detection Level of Analytes by Liquid Chromatography and Analysis Method Using Same - An on-line system that performs concentration and solvent exchange in order to improve a detection level of analytes by a liquid chromatography (LC) is provided. The on-line system comprises: a first pump and a second pump for supplying a solvent; a liquid chromatography (LC) including a separation column (SC) connected to the first pump; a trapping column (TC) for collecting the analytes separated from the separation column; a concentration column (CC) for concentrating the analytes collected in the trapping column (TC); a detector; and first to third switching valves that communicate fluid with at least one of the first or second pumps. An analysis method using the same is also provided. | 11-18-2021 |
| 20210354166 | COATING DIE INCLUDING DOUBLE SLIT, AND ELECTRODE ACTIVE MATERIAL COATING APPARATUS USING SAME - The present invention relates to a double slit coating die, and an electrode active material coating apparatus comprising same, the double slit coating die comprising first to fourth blocks which are positioned sequentially adjacent to each other, and having a structure in which the positions of the first and second blocks can move in a direction tilted at an angle θ with respect to the interface between the second and third blocks. The present invention has the effects of preventing slip surfaces between blocks constituting the die from spreading apart, and reducing offset in a coating process. | 11-18-2021 |
| 20210351953 | BMS, ECU, AND COMMUNICATION METHOD BETWEEN BMS AND ECU - Disclosed is an ECU that transmits a pulse signal with a modulated frequency and duty cycle to a BMS so as to instruct a switching operation of a control target relay from among a plurality of relays and a BMS to control a switching operation of the corresponding relay according to the modulating pulse signal received from the ECU and control a first voltage change period to a communication line. | 11-11-2021 |
| 20210351468 | BATTERY PACK INCLUDING COVER STRUCTURE, ELECTRONIC DEVICE AND VEHICLE - A battery pack has reduced manufacturing cost, improved heat dissipation efficiency, and enhanced product stability. The battery pack includes a cover structure including a first cover frame having a plate shape with both front and rear ends bent leftward to form an inner space and a second cover frame having a portion coupled to the first cover frame and having a plate shape with both front and rear ends bent rightward to form an inner space; a first battery module having a plurality of battery cells; and a second battery module having a plurality of battery cells. | 11-11-2021 |
| 20210351463 | Pouch Type Case And Battery Pack Including The Same - The present invention relates to a pouch type case having trimming portions formed on both sides or four corners thereof and a battery pack including the same. The trimming portions are formed on the corners of the pouch type case such that the trimming portions are indented toward an electrode assembly accommodating part to reduce a unit area so as to increase pressure applied to unit cells when a battery pack is assembled, thereby facilitating assembling of the battery pack and increasing cell capacity per unit area. Furthermore, the unit cells can be fixed in the battery pack more stably. The pouch type case reduces the unit area so as to include a relatively large number of cells for pressure applied to the cells when the battery pack is assembled to thereby increase the cell capacity. | 11-11-2021 |
| 20210351432 | NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE INCLUDING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME - The present invention relates to a negative electrode active material which includes a secondary particle including a first particle which is a primary particle, wherein the first particle includes a first core and a first surface layer which is disposed on a surface of the first core and contains carbon, and the first core includes a metal compound which includes one or more of a metal oxide and a metal silicate and one or more of silicon and a silicon compound; a method of preparing the same; an electrode including the same; and a lithium secondary battery including the same. | 11-11-2021 |
| 20210351429 | Secondary Battery Including Electronde Lead And Method For Manufacturing The Same - Disclosed are a secondary battery and a method for manufacturing the same. According to the present invention, since an external protrusion protruding from the outside of an exterior constituting a body of the secondary battery as a component through which a secondary battery according to a related art is electrically connected to external electric equipment is removed, the secondary battery may be reduced in volume under the same capacity. | 11-11-2021 |
| 20210351410 | Anode for Lithium Rechargeable Battery and Lithium Rechargeable Battery Including the Same - An anode for a lithium rechargeable battery and a lithium rechargeable battery including the same are provided. Specifically, a plurality of anode active material layers are sequentially stacked on an anode current collector, and in the innermost layer directly contacting the anode current collector, polyolefin-based polymer is applied as a binder, and in the other layers, heterogeneous polymers are applied as binders. | 11-11-2021 |
| 20210350882 | Method for Determining The Average Deuterium Substitution Rate - The present disclosure relates to a method for analysis of an average deuterium substitution rate of a deuterium-substituted sample using information of a | 11-11-2021 |
