RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Hong, Kijoo
Yu, Byong Yong
Choi, Kwon Young
Kim, Ju Seong
Nam, Sang Cheol
Abrégé
A positive active material for a lithium secondary battery according to an exemplary embodiment includes a lithium composite transition metal oxide and a surface layer formed on a particle surface of the lithium composite transition metal oxide, and a content of nickel (Ni) in the lithium composite transition metal oxide. is more than 0.85 mol, the surface layer contains cobalt (Co) and aluminum (Al), and in the surface layer, the distribution of the cobalt (Co) and aluminum (Al) components have different concentration gradients.
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Young-Su
Kim, A-Rong
Tark, Sung-Ju
Abrégé
The present invention relates to a photovoltaic module having a fastening part, or a photovoltaic apparatus including same, and a module coupling device. The photovoltaic apparatus according to one embodiment of the present invention comprises: a photovoltaic module including solar cells, an encapsulant, a cover layer, a metal layer and a fastening part; and a provision module including a load support part coupled in contact with the fastening part.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Yong-Jung
Choi, Su-Kang
Yoon, Jong-Hoon
Lee, Gang-Ho
Kim, Jang-Yul
Abrégé
One aspect of the present invention provides a more economical anode material using spheroidized natural graphite and a method for manufacturing same, wherein spheroidized natural graphite fine powder in a classification step is used as the anode material and thus a production yield of the spheroidized natural graphite is increased.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kwon, Ohmin
Nam, Sang Cheol
Park, Yongsun
Kim, Young Sang
Oh, Gwangseok
Choi, Bokkyu
Abrégé
The present invention relates to a solid electrolyte, its manufacturing method, and a lithium secondary battery including the same. In an exemplary embodiment, a solid electrolyte may have some of its halogen elements doped with oxygen.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Song, Jun-Hyuk
Yu, Byongyong
Nam, Sang Cheol
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, comprising a layered lithium transition metal oxide that contains an excess of lithium and manganese and consists of secondary particles formed by aggregating a plurality of primary particles, wherein the primary particles include plate-shaped particles and have an average aspect ratio of 5-90.
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
C01G 45/12 - Oxydes complexes comprenant du manganèse et au moins un autre élément métallique
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Ha, Won
Abrégé
A heat controllable battery pack is provided. The battery pack includes a lower cover including a first cooling line, through which a refrigerant moves, installed therein and supporting a lower portion of a plurality of cell modules, a plurality of crash structures installed in positions between the plurality of cell modules on an upper portion of the lower cover and including a second cooling line, through which the refrigerant cooling the cell modules moves, installed therein, a side frame protecting side surfaces of the plurality of cell modules, and an upper cover covering an upper portion of the plurality of cell modules.
H01M 10/6556 - Composants solides comprenant des canaux d'écoulement ou des tubes pour un échange de chaleur
H01M 50/204 - Bâtis, modules ou blocs de multiples batteries ou de multiples cellules
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
H01M 50/249 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux aéronefs ou aux véhicules, p. ex. aux automobiles ou aux trains
H01M 50/258 - Batteries modulairesBoîtiers pourvus de moyens d’assemblage
H01M 50/271 - Couvercles des boîtiers secondaires, des bâtis ou des blocs
7.
CATHOD ACTIVE MATERIAL FOR ALL-SOLID-STATE BATTERY, CATHODE, AND ALL-SOLID-STATE BATTERY
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Yooncheol
Moon, Ji Woong
Eun, Tai Hee
Kim, Young Sang
Yun, Jeongsik
Nam, Sang Cheol
Abrégé
It is related to a positive active material for all solid batteries, comprising: a positive active material with layered crystal structure, and wherein, a XRD spectrum of a grain of the positive active material has diffraction peaks corresponding to the (003) plane and the (110) plane, and a ratio of the full width at half maximum (FWHM) of the diffraction peak corresponding to the (110) plane to the full width at half maximum (FWHM) of the diffraction peak corresponding to the (003) plane is 1.30 to 1.60.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Han, Gi-Chun
Son, Young Geun
Kim, Sang Won
Jeung, Kee Uek
Kim, Seung Goo
Lee, Seung Seok
Ko, Young-Seon
Abrégé
Provided is a method of recovery lithium ion, including adding a residue after leaching lithium from an ore containing spodumene into a solution in which a lithium ion is dissolved; absorbing a lithium ion into the residue by reacting the solution containing the residue at 50-90° C.; and recovering a cake containing a lithium from the residue in which the lithium ion has been absorbed by performing solid-liquid separation.
C22B 3/24 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés physiques, p. ex. par filtration, par des moyens magnétiques par adsorption sur des substances solides, p. ex. par extraction avec des résines solides
9.
NEGATIVE ELECTRODE ACTIVE MATERIAL PRECURSOR, NEGATIVE ELECTRODE ACTIVE MATERIAL COMPRISING SAME, METHOD FOR PREPARING SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang Ho
Park, Sei Min
Yoon, Jong Hoon
Kim, Yong Jung
Kim, Jang-Yul
Abrégé
The present exemplary embodiment relates to a negative active material precursor and its manufacturing method. According to an exemplary embodiment, it is disclosed a negative active material precursor, comprising:
a stacked portion disposed at a center of the negative active material precursor and where graphite particles are stacked; and at least one of void portion disposed between the center and a surface portion of the negative active material precursor, wherein, an average particle diameter D50 is 10 to 18 μm, and the below equation 1 is satisfied.
The present exemplary embodiment relates to a negative active material precursor and its manufacturing method. According to an exemplary embodiment, it is disclosed a negative active material precursor, comprising:
a stacked portion disposed at a center of the negative active material precursor and where graphite particles are stacked; and at least one of void portion disposed between the center and a surface portion of the negative active material precursor, wherein, an average particle diameter D50 is 10 to 18 μm, and the below equation 1 is satisfied.
(
D
90
-
D
10
)
/
D
50
≤
1.
〈
Equation
1
〉
(In equation 1, D10, D50, and D90 mean particle diameters corresponding to 10, 50, and 90% volume accumulation from a small size, respectively.)
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
10.
ANODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY, ANODE ACTIVE MATERIAL INCLUDING SAME, AND METHOD FOR MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang Ho
Park, Sei Min
Yoon, Jong Hoon
Kim, Yong Jung
Kim, Jang-Yul
Abrégé
The present embodiment relates to an anode active material precursor, an anode active material, and a method for manufacturing same. An anode active material precursor according to an embodiment comprises: a carbon-based material comprising a metal compound; and a petroleum-based pitch, wherein the petroleum-based pitch comprises, on the basis of 10 parts by weight of the carbon-based material, 3 to 10 parts by weight, the softening point of the petroleum-based pitch may be 220-280° C., and the content of the metal compound may be greater than or equal to 10 ppm.
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
11.
LITHIUM-ION BATTERY NEGATIVE ELECTRODE MATERIAL WITH IMPROVED REVERSIBILITY, AND METHOD FOR MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
You, Seung Jae
Woo, Jung Gyu
Cho, Moonkyu
Park, Sangeun
Kim, Yong Jung
Park, Sun Jong
Kang, Eun-Tae
Jo, Hyun-Chul
Abrégé
The present exemplary embodiments may provide a negative electrode material for a lithium secondary battery, the negative electrode material containing nano-silicon, crystalline carbon, amorphous carbon, and carbon nanotubes, wherein one end of the carbon nanotube is located inside the negative electrode material and the other end of the carbon nanotube protrudes out of the negative electrode material, and an average length of the carbon nanotubes protruding out of the negative electrode material is 0.1 μm to 1 μm.
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
12.
POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, POSITIVE ELECTRODE INCLUDING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Yu, Byong Yong
Hong, Kijoo
Park, Jong Ii
Lee, Sang Hyuk
Choi, Kwon Young
Abrégé
Provided are a positive active material for a lithium secondary battery, a positive electrode including the same, and a lithium secondary battery including the same, the positive active material for lithium secondary batteries including a first metal oxide, which includes nickel, cobalt and manganese, being in single particle form; and a second metal oxide that contains nickel, cobalt, and manganese and is in the form of a secondary particle containing a plurality of primary particles and has an average particle diameter D50 larger than that of the first metal oxide; wherein, a nickel content of the second metal oxide is 0.8 mol or more, based on 1 mole of the total of nickel, cobalt and manganese in the second metal oxide, and a nickel content of the first metal oxide is 0.03 mole to 0.17 mole more than the nickel content of the second metal oxide.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
13.
PRECURSOR FOR NEGATIVE ELECTRODE MATERIAL OF LITHIUM SECONDARY BATTERY, NEGATIVE ELECTRODE MATERIAL MANUFACTURED THEREFROM, AND METHOD FOR MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang-Ho
Park, Sei-Min
Kim, Yong-Jung
An, Jung-Chul
Kim, Jang-Yul
Abrégé
One aspect of the present invention provides: a precursor for a negative electrode material of a lithium secondary battery having high capacity characteristics, excellent processability, and excellent lifespan characteristics through a structure in which fine natural graphite is distributed in high-hardness artificial graphite; a negative electrode material manufactured therefrom; and a method for manufacturing same.
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/1393 - Procédés de fabrication d’électrodes à base de matériau carboné, p. ex. composés au graphite d'intercalation ou CFx
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
14.
PRECURSOR FOR NEGATIVE ELECTRODE MATERIAL OF LITHIUM SECONDARY BATTERY, NEGATIVE ELECTRODE MATERIAL MANUFACTURED THEREFROM, AND METHOD FOR MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang-Ho
Park, Sei-Min
Kim, Yong-Jung
An, Jung-Chul
Kim, Jang-Yul
Abrégé
An aspect of the present invention provides: a precursor for a negative electrode material of a lithium secondary battery having high capacity characteristics, excellent processability, and excellent lifespan characteristics by using artificial graphite as an inner core and natural graphite as a shell; a negative electrode material manufactured therefrom; and a method for manufacturing same.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Han, Gi-Chun
Kim, Sang Won
Kim, Seung Goo
Lee, Seung Seok
Ko, Young-Seon
Son, Young Geun
Jeung, Kee Uek
Abrégé
The present exemplary embodiments relate to a sodium ion adsorbent, a method of manufacturing the same, and a method for removing sodium ions.
The present exemplary embodiments relate to a sodium ion adsorbent, a method of manufacturing the same, and a method for removing sodium ions.
According to an exemplary embodiment, a sodium ion adsorbent for removing sodium ions may include a compound represented by Chemical Formula 1 below. [Chemical Formula 1] HxM1-xAlSi2O6, in Chemical Formula 1, M is one or more elements selected from Na, K, Cs, and Rb, and 0
B01J 20/28 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation caractérisées par leur forme ou leurs propriétés physiques
B01J 20/30 - Procédés de préparation, de régénération ou de réactivation
C02F 1/28 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par absorption ou adsorption
C02F 103/08 - Eau de mer, p. ex. pour le dessalement
16.
CATHODE ACTIVE MATERIAL FOR ALL SOLID BATTERY, AND MANUFACTURING METHOD THEREFOR
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Moon, Ji Woong
Eun, Tai Hee
Park, Yooncheol
Song, Jung Hoon
Yun, Jeongsik
Nam, Sang Cheol
Abrégé
A positive electrode active material for an all-solid-state battery of the present exemplary embodiments may include: a core including a lithium nickel-based oxide; a first coating layer containing cobalt which is placed on a surface of the core; and a second coating layer containing a lithium transition metal oxide which is placed on a surface of the first coating layer.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
17.
POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Choi, Kwon Young
Song, Jung Hoon
Lee, Sanghyuk
Park, Inchul
Kwon, Ohmin
Yu, Byong Yong
Hong, Kijoo
Nam, Sang Cheol
Abrégé
The present exemplary embodiments relate to a positive electrode active material, its manufacturing method, and a lithium secondary battery including the same. The positive electrode active material according to an exemplary embodiment is a metal oxide particle including:
a metal oxide particle comprising a central portion and a surface portion located on the surface of the central portion, wherein, the metal oxide particle includes nickel, cobalt, manganese, and doping elements and is composed of a single particle, and the metal oxide particle includes a crystal phase of layered structure belonging to the R-3m space group on the surface, and an average grain size is 1550 Å or more.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
18.
LITHIUM METAL ELECTRODE, METHOD OF PREPARING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Bae, Hongyoul
Kim, Jin Hong
Bae, Weon Soo
Lee, Sang Lag
Kim, Eun Kyung
Abrégé
The present exemplary embodiments relate to a lithium metal electrode, a method of manufacturing the same, and a lithium secondary battery including the same. According to an exemplary embodiment, a lithium metal electrode including: a current collector and a metal layer which is disposed on at least one surface of the current collector and includes a lithium component, in which a protective layer including amorphous carbon and lithium-ion conduction promoting ceramic particles is formed on a surface of the metal layer, may be provided.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Tae-Joon
Lee, Seung-Hee
Lee, Lae-Kyoung
Woo, Ok-Ju
Wi, Hyeon-Gon
Choi, Kwon-Young
Abrégé
The present invention relates to a discharge method of a battery, comprising: a first discharging step of discharging a battery by connecting the battery and a power converter and applying voltage thereto; and a second discharging step of discharging the battery by applying a reverse voltage of the voltage of the first discharging step, after the first discharging step. According to the present invention, electrical energy of a battery can be recovered and recycled, and an electrically safe state can be secured in a subsequent disassembly process by putting the battery in a completely discharged state in which normal operation is impossible.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Yong Chan
Park, Eon Byeong
Seo, Il Lock
Byun, Gab Sik
Abrégé
The FeCoV based alloy sheet according to the present invention comprises γ-austenite and residual α-ferrite, and has the average grain size of 50 to 100 ㎛.
C21D 8/02 - Modification des propriétés physiques par déformation en combinaison avec, ou suivie par, un traitement thermique pendant la fabrication de produits plats ou de bandes
C21D 1/72 - Revêtements temporaires ou matériaux d'enrobage appliqués avant ou pendant le traitement thermique au cours du changement chimique de surface
C21D 9/00 - Traitement thermique, p. ex. recuit, durcissement, trempe ou revenu, adapté à des objets particuliersFours à cet effet
B22D 27/00 - Traitement du métal dans le moule pendant qu'il est liquide ou plastique
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jeong, Cheonwoo
Kim, Joonwoo
Ryoo, Ho Geun
Jung, Sukyong
Kim, Ji-Won
Kim, Sung Joong
Lee, Dongcheol
Moon, Gun Hkeok
Abrégé
A system for recovering carbon dioxide and carbon monoxide from steel by-product gas according to the present invention comprises: a pretreatment unit (100) for producing refined by-product gas by removing impurities in the steel by-product gas; a carbon dioxide recovery unit (200) which selectively separates carbon dioxide in the refined by-product gas to produce carbon dioxide-free refined by-product gas and recovers the separated carbon dioxide; and a carbon monoxide recovery unit (300) for recovering carbon monoxide in the carbon dioxide-free refined by-product gas, wherein the pretreatment unit (100) comprises a separation tower (110), a dust collector (120), an adsorption tower (130), and a catalyst tower (140), and the catalyst tower (140) can remove 99 vol% or more of oxygen in the steel by-product gas.
B01D 53/04 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par adsorption, p. ex. chromatographie préparatoire en phase gazeuse avec adsorbants fixes
B01D 53/14 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par absorption
B01D 53/22 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par diffusion
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Lee, Gang Ho
An, Jung-Chul
Park, Sei Min
Yoon, Jong Hoon
Jo, Hyun-Chul
Abrégé
It is related to a manufacturing method of a negative electrode active material for lithium secondary battery, comprising: preparing an artificial graphite; mixing the artificial graphite and a coal tar to form a coating layer on the artificial graphite; and carbonizing the artificial graphite on which the coating layer is formed, wherein, the artificial graphite has a degree of sphericity of 0.6 to 1; and in the step of preparing an artificial graphite, the artificial graphite contains 20 wt % or more of artificial graphite derived from coal-based coke.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Yu, Byongyong
Chang, Joon Ha
Abrégé
A cathode active material for a lithium secondary battery according to the present embodiment comprises: a lithium-manganese-rich first cathode active material represented by chemical formula 1; and a high-nickel single-particle second cathode active material represented by chemical formula 2, wherein the average particle size (D50_1) of the lithium-manganese-rich first cathode active material may be larger than the average particle size (D50_2) of the high-nickel single-particle second cathode active material. [Chemical formula 1] Li1+x1(Ni(1-a1-b1)Coa1Mnb1)O2 (wherein -0.5≤x1≤0.5, 0≤a1≤0.2, and 0.5≤b1≤1.) [Chemical formula 2] Li1+x2(Ni(1-a2-b2-c2)Coa2Mnb2Mc2)O2 (wherein -0.5≤x2≤0.5, 0≤a2≤0.2, 0≤b2≤0.1, and 0≤c2≤0.03, and M is at least one element selected from the group consisting of Fe, Cr, Ti, Zn, V, Al, Mg, and Zr.)
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Jin Hong
Bae, Hong-Youl
Cho, Mun Kyu
Choi, Nam Soon
Lee, Sang-Lag
Bae, Weon-Soo
Lee, Yong Won
Moon, Ji-Woong
Abrégé
One embodiment of the present invention relates to a lithium metal anode. Wherein the lithium metal anode comprises a current collector and a lithium metal thin film layer disposed on at least one surface of the current collector and having a thickness in a range of 0.1 to 200 μm and a coating layer disposed on a surface of the lithium metal thin film layer, wherein, the coating layer comprising a Li—N—C—H—O based ionic compound.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
25.
OLIVINE CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Jong Il
Nam, Sang Cheol
Kim, Junghoon
Abrégé
An olivine cathode active material for a lithium secondary battery according to the present invention comprises: rod-shaped particles having an average long-side length of 250 nm to 350 nm and a short-side length of 70 nm to 95 nm; and flake-shaped particles having an average long-axis length of 350 nm to 450 nm and a short-axis length of 200 nm to 250 nm in terms of the broad surface, wherein the quantity percentage of the flake-shaped particles to the rod-shaped particles is 10% to 50%.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/136 - Électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/1397 - Procédés de fabrication d’électrodes à base de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
26.
OLIVINE CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND MANUFACTURING METHOD THEREOF
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Jong Il
Nam, Sang Cheol
Kim, Junghoon
Nam Koong, Been
Abrégé
An olivine cathode active material for a lithium secondary battery according to an embodiment of the present invention comprises: a core portion containing a lithium metal phosphate; and a carbon coating layer disposed on the surface of the core portion, and can satisfy the following relational expression 2. [Relational expression 2]: 0.20 ≤ D50*Dc^2*C/1000 ≤ 0.50 (In relational expression 2, D50 is the average particle size (µm) of the olivine cathode active material, Dc is the grain size (nm) in the olivine cathode active material, and C is the weight percentage (%) of carbon in the olivine cathode active material.)
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Hong, Ki Joo
Lee, Jiho
Kim, Ju Seong
Jung, Yongjo
Kim, Yong-Il
Nam, Sang Cheol
Han, Juhyeong
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, the cathode active material being a single particle-based nickel-containing layered lithium transition metal oxide which has a volume-based average particle diameter (Dv50) of 5-8 μm, comprises a small-particle-diameter single particle formed from one primary particle, and a medium-particle-diameter quasi-single particle formed from a plurality of primary particles, and, in a number-based particle size distribution curve analysis, has maximum peaks in the particle diameter ranges of 0.7-1.2 μm and 2.5-4.0 μm.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
28.
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD FOR PREPARING SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jung, Yongjo
Chang, Joon Ha
Nam, Sang Cheol
Hong, Ki Joo
Lee, Jiho
Kim, Ju Seong
Kim, Yong-Il
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, comprising: a core containing a lithium transition metal oxide doped with boron; and a coating layer disposed on the core and containing boron and cobalt, wherein the total boron content, which is the sum of boron doped in the lithium transition metal oxide and boron contained in the coating layer, is 1200 ppm or less relative to the total weight of the cathode active material, and the cathode active material is composed of single particles.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jung, Eun Jin
Han, Gilsoo
Woo, Kwang Sun
Kim, Byung Won
Abrégé
Provided is a method for recovering lithium from a waste lithium battery cell including: heat treating a mixture including a waste lithium battery cell and an additive; and trapping a lithium salt produced in the heat treating.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Park, Inchul
Kim, Hyungsub
Lee, Sang Hyuk
Song, Jung Hoon
Kim, Junghoon
Nam, Sang Cheol
Choi, Kwon Young
Kwon, Ohmin
Song, Seok Hyun
Abrégé
It is related to a positive electrode active material for lithium secondary battery, comprising: a compound represented by Chemical Formula 1, wherein a molar content of lithium present in the structure of the positive electrode active material, measured through neutron diffraction analysis, is 1.01 to 1.15 for 1 mole of the positive electrode active material, a method of preparing it, and a lithium secondary battery including the same.
It is related to a positive electrode active material for lithium secondary battery, comprising: a compound represented by Chemical Formula 1, wherein a molar content of lithium present in the structure of the positive electrode active material, measured through neutron diffraction analysis, is 1.01 to 1.15 for 1 mole of the positive electrode active material, a method of preparing it, and a lithium secondary battery including the same.
Li1+a(NibM11-b)1-aO2 [Chemical Formula 1]
It is related to a positive electrode active material for lithium secondary battery, comprising: a compound represented by Chemical Formula 1, wherein a molar content of lithium present in the structure of the positive electrode active material, measured through neutron diffraction analysis, is 1.01 to 1.15 for 1 mole of the positive electrode active material, a method of preparing it, and a lithium secondary battery including the same.
Li1+a(NibM11-b)1-aO2 [Chemical Formula 1]
In the Chemical Formula 1, 0
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Hye Jeong
Lee, Kyung Hwang
Lee, Taek Geun
Abrégé
The present disclosure is that plating steel with spangles can be subjected to constant humidity heat treatment. Due to this, the degree of blackening is different depending on the spangle pattern, and then a black plated steel sheet having a marble texture and a beautiful pattern can be obtained when the blackening is completed.
Research Institute of Industrial Science & Technology (USA)
POSCO Chemical Co., Ltd. (République de Corée)
Inventeur(s)
Yang, Choongmo
Lee, Yong Hyun
Moon, Jongyun
Do, Byoung Mu
Kim, Yeong Woo
Song, Sang Keun
Hwang, Soon Cheol
Heo, Jeong Heon
Moon, Ji Woong
Kim, Woo Taek
Kim, Hyeon Woo
Jung, Keeyoung
Park, Yooncheol
Hwang, Min Young
Abrégé
A vertical type apparatus for firing a cathode material of a secondary battery is provided. The vertical type apparatus for firing the cathode material according to the present disclosure includes a plurality of saggers, each having an open upper portion, provided with a through-slit for gas flow in a lower surface thereof, and loaded with the cathode material therein, and a plurality of unit firing furnaces, each having an open upper portion, each plurally stacked in the vertical direction, each receiving the respective sagger.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Song, Jung Hoon
Nam, Sang Cheol
Lee, Sang Hyuk
Choi, Kwon Young
Park, Inchul
Kwon, Ohmin
Abrégé
The present exemplary embodiments relate to a positive electrode active material and a lithium secondary battery including the same. According to an exemplary embodiment, a positive electrode active material for a lithium secondary battery including a metal oxide particle including nickel, cobalt, manganese and aluminum, and three types of doping elements doped on the metal oxide particle is provided.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSTECH Research and Business Development Foundation (République de Corée)
Inventeur(s)
Oh, Tae Hyun
Ha, Hyunwoo
Park, Sang Hyeok
Lee, Laekyoung
Seo, Jun Young
Abrégé
A method of analyzing a motion on the basis of feature tracking is disclosed. The method includes the steps of: capturing image frames; filtering a region of interest (ROI) for the captured image frames; tracking a feature in the captured image frames; removing an extreme value on the basis of an optimum model; and outputting an analysis result.
A method of analyzing a motion on the basis of feature tracking is disclosed. The method includes the steps of: capturing image frames; filtering a region of interest (ROI) for the captured image frames; tracking a feature in the captured image frames; removing an extreme value on the basis of an optimum model; and outputting an analysis result.
Further disclosed is a system of analyzing a motion on the basis of feature tracking, the system comprising a controller configured to perform each step of the method.
G06T 7/246 - Analyse du mouvement utilisant des procédés basés sur les caractéristiques, p. ex. le suivi des coins ou des segments
G06T 3/4007 - Changement d'échelle d’images complètes ou de parties d’image, p. ex. agrandissement ou rétrécissement basé sur l’interpolation, p. ex. interpolation bilinéaire
G06T 3/60 - Rotation d’images entières ou de parties d'image
G06V 10/25 - Détermination d’une région d’intérêt [ROI] ou d’un volume d’intérêt [VOI]
G06V 10/44 - Extraction de caractéristiques locales par analyse des parties du motif, p. ex. par détection d’arêtes, de contours, de boucles, d’angles, de barres ou d’intersectionsAnalyse de connectivité, p. ex. de composantes connectées
36.
CATHODE ACTIVE MATERIAL, AND LITHIUM ION BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Song, Jung Hoon
Nam, Sang Cheol
Lee, Sanghyuk
Choi, Kwon Young
Park, Inchul
Kwon, Ohmin
Abrégé
The present exemplary embodiments relate to a positive electrode active material and a lithium secondary battery including the same. According to an exemplary embodiment, a positive electrode active material for a lithium secondary battery including a metal oxide particle including nickel, cobalt and manganese, and five types of doping elements doped on the metal oxide particles is provided.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
37.
POSITIVE ELECTRODE ACTIVE MATERIAL, METHOD FOR PRODUCING SAME, AND LITHIUM ION BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Kwon, Ohmin
Choi, Kwon Young
Lee, Sang Hyuk
Song, Jung Hoon
Park, Jong Ii
Nam, Sang Cheol
Park, Inchul
Hwangbo, Geun
Abrégé
The present invention provides a positive electrode active material, its manufacturing method and a lithium secondary battery containing the same. The positive electrode active material for a lithium secondary battery of the present invention is a positive electrode active material for lithium secondary battery, comprising: a lithium metal oxide particle; and a coating layer positioned on at least part of the lithium metal oxide particle surface; wherein, the coating layer includes any one or more of group 5 elements and group 6 elements, B, LiOH, Li2CO3 and Li2SO4.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Park, Inchul
Kim, Hyungsub
Lee, Sanghyuk
Song, Jung Hoon
Kim, Junghoon
Choi, Kwon Young
Kwon, Ohmin
Nam, Sang Cheol
Song, Seok Hyun
Abrégé
Provided is a positive active material for a lithium secondary battery including a compound represented by the following formula 1, wherein, a molar content of lithium present in a structure of the positive active material, measured through neutron diffraction analysis, is 1.02 to 1.15 per mole of the positive active material, and a c-axis lattice constant variation ratio of the R-3m structure is less than 2.3% for charge and discharge in the 2.5 V to 4.25 V range, [Chemical Formula 1] Li1+a(NibM11-b)1-aO2 in formula 1 above, 0
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
39.
METHOD FOR PREPARING POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE PREPARED BY USING SAME, AND LITHIUM SECONDARY BATTERY COMPRISING POSITIVE ELECTRODE
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Yu, Byongyong
Nam, Sang Cheol
Park, Jong Il
Hong, Ki Joo
Lee, Jiho
Kim, Ju Seong
Na, Sungmin
Park, Chanjoo
Park, Kwangjin
Abrégé
The present embodiments pertain to a positive electrode active material for a lithium secondary battery, and a lithium secondary battery including same. A positive electrode active material for a lithium secondary battery according to an embodiment may comprise: a metal oxide composed of single particles; a first coating layer which is disposed on the surface of the metal oxide and has a fiber shape; and a second coating layer which is disposed on the surface of the metal oxide and has a dot shape.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Chang, Joon Ha
Park, Jong Il
Kang, Sung
Kim, Junghoon
Park, Inchul
Yu, Byongyong
Lee, Jiho
Kim, Ju Seong
Jung, Yongjo
Nam, Sang Cheol
Abrégé
The present invention relates to an anode active material for a lithium secondary battery, a preparation method therefor, and a lithium secondary battery comprising same. Provided is the anode active material for a lithium secondary battery, comprising: a core including lithium metal oxide; a coating particle positioned on the core; and a diffusion coating layer positioned on the core, wherein the lithium metal oxide has a single-particle form, the diffusion coating layer has a film form, and the ratio of the long axis to the short axis of the coating particle is greater than 2.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
41.
POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR FOR RECHARGEABLE LITHIUM BATTERY, MANUFACTURING METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL USING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING POSITIVE ELECTRODE ACTIVE MATERIAL MANUFACTURED USING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Hwang, Soon Cheol
Park, Yoon Cheol
Heo, Jeong Heon
Kim, Woo Taek
Hong, Ki Joo
Abrégé
The present embodiments relate to a positive electrode active material precursor for a rechargeable lithium battery, a manufacturing method of a positive electrode active material using same, and a rechargeable lithium battery including a positive electrode active material manufactured using same. In a positive electrode active material precursor for a lithium secondary battery according to an embodiment, the full width at half maxim (FWHM, 200) of the diffraction peak of the (200) plane by X-ray diffraction may range from 0.28° to 1.30°.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Ryu, Hwang Yol
Moon, Youngmin
Abrégé
A camera position tracking device according to the present disclosure may comprise a storage device for storing multiple 360-degree images photographed at different positions in a real environment, and a control device for obtaining position information of a camera by using a query image received from the camera. The control device may generate a 3D virtual environment corresponding to the real environment by using the multiple 360-degree images, and determine the position of the camera within the 3D virtual environment according to a relative positional relationship between at least one of the multiple 360-degree images and the query image.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Park, Jong Il
Abrégé
The present embodiments relate to an olivine-based cathode active material for a lithium secondary battery and a method for preparing same. The olivine-based cathode active material for a lithium secondary battery according to an embodiment comprises: a core part; and a carbon coating layer located on the surface of the core part, and satisfies the following relational expression 1. [Relational expression 1] 13.0 < C%*BET/m < 40.0, wherein in relational expression 1, C% is the wt% of the coating layer, BET is the specific surface area of the olivine-based cathode active material for a lithium secondary battery, and m is the tap density of the olivine-based cathode active material for a lithium secondary battery.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/58 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de composés inorganiques autres que les oxydes ou les hydroxydes, p. ex. sulfures, séléniures, tellurures, halogénures ou LiCoFyEmploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs de structures polyanioniques, p. ex. phosphates, silicates ou borates
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Kiyoung
Jung, Woo Chul
Kim, Hye Jeong
Kuk, Seung Taek
Park, Jae Sin
Choi, Soo Je
Wi, Jin Yeop
Kang, Hee-Soo
Park, Woonkyoung
Abrégé
The present invention relates to a method for preparing lithium hydroxide by using lithium carbonate. The method for preparing lithium hydroxide by using lithium carbonate, according to the present invention, comprises the steps of: extracting lithium carbonate from a lithium-containing solution; dissolving lithium carbonate in an acid, thereby obtaining a lithium chloride aqueous solution; removing ion impurities from the lithium chloride aqueous solution; and injecting, into a bipolar electrodialysis device, the lithium chloride aqueous solution from which the ion impurities have been removed, thereby converting same into a lithium hydroxide aqueous solution and obtaining an acid aqueous solution and a salt solution, which are by-products
C22B 3/06 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation dans des solutions inorganiques acides
46.
NEGATIVE ACTIVE MATERIAL FOR LITHIUM RECHARGEABLE BATTERY, MANUFACTURING METHOD FOR SAME, AND LITHIUM RECHARGEABLE BATTERY COMPRISING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Oh, Yoonsuk
Park, Woo Jin
Abrégé
The present invention relates to a negative electrode for a lithium secondary battery, comprising a negative electrode active material layer containing a lithium alloy, wherein the lithium alloy includes lithium (Li) and an element capable of alloying with the lithium and improving the tensile strength of the lithium, and the content of the element is 0.2% to 28.6% by weight based on the weight of the lithium alloy.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Yu, Byongyong
Hong, Ki Joo
Chang, Joon Ha
Jung, Yongjo
Abrégé
The present invention relates to a positive electrode active material for a lithium secondary battery, the positive electrode active material comprising: a core including a layered lithium transition metal oxide that contains at least 60 mol% of nickel (Ni) with respect to the total number of moles of transition metals; and a coating layer disposed on the core and including cobalt (Co), aluminum (Al), or a combination thereof, and is composed of single particles, wherein the coating layer is an island-type layer.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jeong, Cheon-Woo
Cho, Jung-Ho
Ryoo, Ho-Geun
Kim, Joon-Woo
Abrégé
The present invention provides a method for recovering ammonia, the method comprising: step S1 for providing a mixed gas including ammonia; step S2 for dissolving the ammonia in water; step S3 for degassing ammonia water in which the ammonia is dissolved, and thereby separating water and ammonia gas; and step S4 for purifying the degassed ammonia.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Moon, Ji Woong
Eun, Tai Hee
Park, Yooncheol
Yun, Jeongsik
Lee, Jae Myung
Song, Jung Hoon
Nam, Sang Cheol
Abrégé
The present invention relates to a cathode active material for all-solid-state batteries, the cathode active material comprising: a core containing a layered lithium transition metal oxide; and a coat arranged on the core, wherein the intensity ratio of the diffraction peak of the (003) plane to that of the (104) plane, I(003)/I(104), is between 1.20 and 1.40 as measured by X-ray diffraction spectrum analysis, with the lithium transition metal oxide ranging in molar ratio of lithium to transition metal (Li/Me) from 1.02 to 1.05.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
B01J 20/08 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant des oxydes ou des hydroxydes des métaux non prévus dans le groupe contenant de l'oxyde ou de l'hydroxyde d'aluminiumCompositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation contenant une substance inorganique contenant des oxydes ou des hydroxydes des métaux non prévus dans le groupe contenant de la bauxite
B01J 20/28 - Compositions absorbantes ou adsorbantes solides ou compositions facilitant la filtrationAbsorbants ou adsorbants pour la chromatographieProcédés pour leur préparation, régénération ou réactivation caractérisées par leur forme ou leurs propriétés physiques
B01J 20/30 - Procédés de préparation, de régénération ou de réactivation
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (République de Corée)
Inventeur(s)
Lee, Boram
Kim, Hyejin
Jang, Jinah
Abrégé
A bioink manufacturing device is provided. The bioink manufacturing device according to the invention includes: a reaction container for reacting a decellularized xenogeneic organ tissue with an inkification solution, a bioink liquefaction unit for stirring and crushing the decellularized xenogeneic organ tissue to liquefy same into bioink, and a bioink discharge unit for discharging the liquefied bioink outside of the reaction container.
A61L 27/36 - Matériaux pour prothèses ou pour revêtement de prothèses contenant des constituants de constitution indéterminée ou leurs produits réactionnels
C09D 11/04 - Encres d’imprimerie à base de protéines
B33Y 70/00 - Matériaux spécialement adaptés à la fabrication additive
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (République de Corée)
Inventeur(s)
Lee, Boram
Kim, Hyejin
Jang, Jinah
An, Hyeyeon
Abrégé
A decellularization reaction apparatus is provided. The decellularization reaction apparatus according to the present invention comprises: a mesh chamber for accommodating the tissue of a xenograft target for decellularization thereinside; at least one reaction vessel for storing a decellularization solution; and a first reactor for circulating the decellularization solution inside and outside the reaction vessel and analyzing various physical properties of the circulating decellularization solution in situ.
C12M 3/00 - Appareillage pour la culture de tissus, de cellules humaines, animales ou végétales, ou de virus
C12M 1/34 - Mesure ou test par des moyens de mesure ou de détection des conditions du milieu, p. ex. par des compteurs de colonies
C12M 1/00 - Appareillage pour l'enzymologie ou la microbiologie
C12M 3/06 - Appareillage pour la culture de tissus, de cellules humaines, animales ou végétales, ou de virus avec des moyens de filtration, d'ultrafiltration, d'osmose inverse ou de dialyse
55.
ANODE MATERIAL FOR LITHIUM SECONDARY CELL, PRECURSOR FOR SAME, LITHIUM SECONDARY CELL, AND MANUFACTURING METHOD OF ANODE MATERIAL
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang-Ho
Park, Sei-Min
Kim, Yong-Jung
Kim, Jang-Yul
Abrégé
The present invention relates to an anode material for a lithium secondary cell, a precursor for the anode material, a lithium secondary cell, and a manufacturing method of the anode material. A precursor for the anode material according to an aspect of the present invention is an anode material precursor containing graphite, wherein the graphite may have peaks in particle size ranges of 2-8 ㎛ and 10-25 ㎛, respectively, and a particle size distribution with a D50 of 6-23 ㎛.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Hyun Soo
Choi, Sanghyeon
Jeung, Kee Uek
Kwon, Young Su
Abrégé
The present invention relates to a method for recovering lithium from a lithium-containing waste liquid, and the method may comprise the steps of: filtering a positive electrode material washing solution so as to separate a solid metal included in a basic waste liquid; adding sulfuric acid to the positive electrode material washing solution from which the solid metal has been filtered so as to acidify same, and converting lithium carbonate or lithium hydroxide into lithium sulfate; concentrating the washing solution that has been converted into lithium sulfate so as to obtain a high concentration lithium sulfate solution; and incorporating the high concentration lithium sulfate solution into a resulting product leached from an ore.
C22B 3/22 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés physiques, p. ex. par filtration, par des moyens magnétiques
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Sihwa
Lee, Ji Heon
Son, Young Geun
Kim, Byoung Ju
Park, Jung Kwan
Seo, Han Seok
Ko, Young-Seon
Abrégé
The present invention relates to a method for preparing lithium sulfide, the method comprising the steps of: preparing a lithium-carbon compound by mixing a carbon raw material and a lithium compound; filtering a solution obtained by mixing the lithium-carbon compound with a solvent; spray-drying the filtrate in a temperature range of 110-160 °C and an inert loop structure; and heat-treating a spray-dried product obtained by the spray-drying, and lithium sulfide having an oxygen content of less than 2.8% can be prepared.
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (République de Corée)
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Bae, Hong-Youl
Park, Soo-Jin
Lee, Sang-Yeop
Kim, Jin-Hong
Bae, Weon-Soo
Lee, Sang-Lag
Abrégé
The present invention relates to a lithium metal anode, an anode precursor for same, and methods for producing anode and anode precursor. A lithium metal anode according to another aspect of the present invention comprises: a current collector; a metal layer formed on the current collector; and a protective coating layer formed on the metal layer, wherein the metal layer contains an alloy of lithium in the interface in contact with the protective coating layer, and the protective coating layer is a mixture of a carbon-based material and a binder, the binder may be a polymer obtained by polymerizing a high-strength monomer grafted onto a high-ion conductivity monomer.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Eun, Tai Hee
Yun, Jeongsik
Lee, Jae Myung
Moon, Ji Woong
Park, Yooncheol
Abrégé
The present invention relates to a cathode active material for all-solid-state batteries, the cathode active material including a layered lithium nickel transition metal oxide and a coating layer on the surface of the lithium nickel transition metal oxide, wherein the coating layer contains a lithium zirconium composite oxide and is formed with a uniform thickness of 5 nm or less over the entire surface of the lithium nickel transition metal oxide.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Moon, Ji Woong
Eun, Tai Hee
Park, Yooncheol
Yun, Jeongsik
Lee, Jae Myung
Song, Jung Hoon
Nam, Sang Cheol
Abrégé
The present invention relates to a cathode active material for all-solid-state batteries, which includes: a core containing a lithium transition metal oxide; and a coating layer arranged on the core and including a lithium borate oxide, wherein the molar ratio of lithium to boron (Li:B) in the lithium borate oxide ranges from 3:7 to 3:9.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Lee, Sanghyuk
Park, Jong Il
Hong, Ki Joo
Han, Juhyeong
Lee, Seonhwa
Lee, Jiho
Chang, Joon Ha
Kim, Ju Seong
Jung, Yongjo
Nam, Sang Cheol
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, and a method for preparing same, the cathode active material comprising a first cathode active material and a second cathode active material having different average particle diameters from each other, wherein the first cathode active material includes a large-diameter lithium metal oxide and a coating layer disposed on the large-diameter lithium metal oxide and containing 1.0-7.0 wt% of boron, and the second cathode active material includes a small-diameter lithium metal oxide and a coating layer disposed on the small-diameter lithium metal oxide and containing 3.0-12.0 wt% of cobalt.
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
62.
POSITIVE ELECTRODE ACTIVE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY, POSITIVE ELECTRODE ACTIVE MATERIAL, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO FUTURE M CO., LTD. (République de Corée)
Inventeur(s)
Lee, Sanghyuk
Lee, Seonhwa
Hong, Ki Joo
Kim, Ju Seong
Nam, Sang Cheol
Abrégé
The present embodiments relate to a positive electrode active material precursor for a lithium secondary battery, a positive electrode active material produced using same, and a lithium secondary battery comprising same. The positive electrode active material precursor for a lithium secondary battery, according to an embodiment, comprises a metal hydroxide, and has a BET of 25 m2/g or more.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Han, Gi-Chun
Choi, Sanghyeon
Jeung, Kee Uek
Kim, Seung Goo
Kwon, Young Su
Lee, Seung Seok
Kim, Hyun Soo
Lee, Sangon
Abrégé
The embodiments provide a method for recovering lithium, the method comprising the steps of: crushing raw lithium ore to prepare lithium ore powder; mixing the lithium ore powder with a solvent to prepare a slurry; introducing the slurry into a reactor to perform a hydrothermal reaction; and separating the product obtained in the heating step.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Hye Jeong
Kim, Kyunghoon
Lee, Jeungu
Lee, Hyun Woo
Kim, Dong Soo
Seo, Bae Mun
Ahn, Jun-Kyu
Wi, Jin Yeop
Abrégé
The present invention relates to a bipolar electrodialysis device for manufacturing lithium hydroxide, the bipolar electrodialysis device having a structure in which are disposed, in order,: a positive electrode cell comprising a positive electrode; a first bipolar membrane; an anion-selective-type dialysis membrane; a cation-selective-type dialysis membrane; a second bipolar membrane; and a negative electrode cell comprising a negative electrode, wherein the anion-selective-type dialysis membrane has a thickness of 70-170 μm.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Moon, Ji Woong
Eun, Tai Hee
Park, Yooncheol
Yun, Jeongsik
Lee, Jae Myung
Song, Jung Hoon
Nam, Sang Cheol
Abrégé
The present invention relates to an all-solid-state battery cathode active material which comprises: a core comprising a layered lithium transition metal oxide; and a coating layer arranged on the core and comprising a lithium-ion conductive oxide, and which is a secondary particle formed by the aggregation of a plurality of primary particles, wherein the primary particles are flake- or needle-shaped, have an average thickness of 50 nm or less and have a full width at half maximum (FWHM) (110) of the diffraction peak of (110) plane in X-ray diffraction spectrum analysis of 0.2 or less.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Hong, Ki Joo
Lee, Jiho
Abrégé
The present embodiments relate to a positive electrode active material, a method of preparing same, and a rechargeable lithium battery including same. A positive electrode active material for a rechargeable lithium battery according to an embodiment comprises: a metal oxide composed of single particles; and a coating layer located on the surface of the metal oxide and containing carbon, wherein the coating layer may include an amorphous structure.
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Jae Myung
Kim, Dong Soo
Park, Kwang Soo
Ahn, Junkyu
Kim, Hye Jeong
Abrégé
The present embodiments may provide a method for separating lithium salts by using a bipolar membrane, comprising the steps of: introducing a lithium salt aqueous solution into a salt chamber between an anion exchange membrane and a cation exchange membrane of a bipolar electrodialysis device that are adjacent to each other, introducing water into the acid chamber between the bipolar membrane and the anion exchange membrane that are adjacent to each other, and introducing water into the base chamber between the bipolar membrane and the cation exchange membrane that are adjacent to each other; and applying a current to the bipolar electrodialysis device to obtain a lithium hydroxide aqueous solution and at the same time obtain an acid aqueous solution as a by-product, wherein the concentration of the lithium hydroxide aqueous solution discharged from the base chamber or the concentration of the acid solution discharged from the acid chamber is controlled such that the current efficiency of the entire process is enhanced.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kang, Hee-Soo
Choi, Soo Je
Kuk, Seung Taek
Park, Jae Sin
Yang, Heok
Park, Woonkyoung
Abrégé
The present embodiments relate to a method of removing magnesium in brine, and specifically, can provide a method for removing magnesium in brine, the method comprising the steps of: preparing concentrated brine, adding an alkali solution to the brine in a stepwise manner to form a precipitate with a controlled particle size; and separating the formed precipitate.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Yang, Heok
Park, Jae Sin
Park, Woonkyoung
Kuk, Seung Taek
Kang, Hee-Soo
Abrégé
The present embodiments may provide a brine concentrating process prediction system comprising: a data collection unit for collecting data of an initial brine and a highly-concentrated brine; a data preprocessing unit for converting the data collected in the data collection unit so that the data is applicable in a back-end data processing unit; a data processing unit for calculating the solubility of each component of a precipitate by using the data converted in the data preprocessing unit; and a data prediction unit for, by using the solubility of each component of the precipitate calculated in the data processing unit, calculating a final precipitate precipitation amount and the concentration of each ion component in a final concentrated brine.
G01N 7/04 - Analyse des matériaux en mesurant la pression ou le volume d'un gaz ou d'une vapeur par absorption, adsorption ou combustion des constituants et mesure de la variation de pression ou de volume du reste par absorption ou adsorption seules
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION (République de Corée)
Inventeur(s)
Lee, Boram
Abrégé
A decellularization reactor is provided. The decellularization reactor according to the present invention comprises: a first reaction vessel for storing a first decellularization solution for performing decellularization; and a first ex-situ analysis application device, which extracts the first decellularization solution undergoing decellularization with a first xenograft organ tissues in the first reaction vessel, in order to measure the physical properties of the first decellularization solution ex-situ.
C12M 3/00 - Appareillage pour la culture de tissus, de cellules humaines, animales ou végétales, ou de virus
C12M 1/34 - Mesure ou test par des moyens de mesure ou de détection des conditions du milieu, p. ex. par des compteurs de colonies
C12M 1/00 - Appareillage pour l'enzymologie ou la microbiologie
C12M 3/06 - Appareillage pour la culture de tissus, de cellules humaines, animales ou végétales, ou de virus avec des moyens de filtration, d'ultrafiltration, d'osmose inverse ou de dialyse
72.
LITHIUM SULFIDE POWDER AND METHOD OF MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Ko, Young-Seon
Kim, Byoung Ju
Seo, Han Seok
Lee, Sihwa
Kwon, Ohmin
Son, Young Geun
Park, Jung Kwan
Abrégé
The present invention relates to a lithium sulfide powder and a method of manufacturing same, the method comprising the steps of: mixing a carbon raw material and a lithium compound to prepare a lithium-carbon compound; filtering a solution obtained by mixing the lithium-carbon compound and a solvent; adding a sulfur powder to a filtrate, obtained by the filtration, such that the ratio of the number of added moles to the number of moles of lithium ions is 0.01 to 0.04; drying the filtrate; and heat treating the dried product, whereby a lithium sulfide with an oxygen content of 1.0 to 3.5% (exclusive) can be produced.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Sihwa
Lee, Ji Heon
Son, Young Geun
Kim, Byoung Ju
Park, Jung Kwan
Seo, Han Seok
Ko, Young-Seon
Abrégé
The present invention relates to a method for producing a lithium sulfide, the method comprising the steps of: mixing a carbon raw material and a lithium compound to prepare a lithium-carbon compound; filtering a solution obtained by mixing the lithium-carbon compound and a solvent; spray drying the filtrate at a temperature in the range of 110 to 160°C in an inert loop structure; and heat-treating the spray dried product, whereby a lithium sulfide having an oxygen content of less than 2.8% can be produced.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
You, Seung-Jae
Park, Sun-Jong
Jo, Hyun-Chul
Woo, Jung-Gyu
Abrégé
One aspect of the present invention provides a high-capacity anode material for a lithium ion battery, and a manufacturing method therefor, the high-capacity anode material having an improved cycle lifespan due to the controlled amount of stabilized zirconia in a Si-carbon complex anode material, thereby preventing decrease in capacity per weight and providing a carbon matrix capable of capturing Si nanoparticles and crystalline carbon.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
75.
NEGATIVE ELECTRODE MATERIAL PRECURSOR FOR LITHIUM SECONDARY BATTERY, NEGATIVE ELECTRODE MATERIAL, LITHIUM SECONDARY BATTERY, AND METHOD FOR PREPARING NEGATIVE ELECTRODE MATERIAL
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang-Ho
Park, Sei-Min
Kim, Yong-Jung
Kim, Jang-Yul
Abrégé
The present invention relates to a negative electrode material for a lithium secondary battery, to a precursor for preparing the negative electrode material, to a lithium secondary battery comprising the negative electrode material, and to a method for preparing the negative electrode material for a lithium secondary battery. A negative electrode precursor, according to one aspect of the present invention, comprises: artificial graphite; and natural graphite, wherein the artificial graphite may have a D50 of 11-30 ㎛, the natural graphite may have a D50 of 6 ㎛ or less, and a span expressed by following relational equation 1 may be 1.5 or less. [Relation 1] span = (D90-D10)/D50
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Byun, Young-Chul
Jang, Jin-Ho
Min, Jung-Gi
Ryu, Jong-Geun
Kim, Eun-Ae
Bak, Hyun-Su
Abrégé
22 through a reforming reaction using steam; a step of obtaining a hydrogen and carbon dioxide mixed gas by performing a water-gas shift (WGS) on the reformed gas; a separation step of separating hydrogen and carbon dioxide from the mixed gas; and a step of mixing the separated carbon dioxide with sodium sulfate, ammonia, and water.
C01B 3/48 - Production d'hydrogène ou de mélanges gazeux contenant de l'hydrogène par réaction de composés organiques gazeux ou liquides avec des agents gazéifiants, p. ex. de l'eau, du gaz carbonique, de l'air par réaction d'hydrocarbures avec des agents gazéifiants suivie par une réaction de la vapeur d'eau avec l'oxyde de carbone
C01B 3/50 - Séparation de l'hydrogène ou des gaz contenant de l'hydrogène à partir de mélanges gazeux, p. ex. purification
C01D 7/00 - Carbonates de sodium, de potassium ou des métaux alcalins en général
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jung, Eun Jin
Kim, Byung Won
Lee, Go Gi
Eom, Hyung Sub
Abrégé
A method for recovering lithium, according to the present invention, comprises the steps of: physically selecting and crushing waste lithium batteries to obtain a lithium source; heat-treating the lithium source at a temperature of 100-1600 °C; subjecting the heat-treated lithium source to water leaching to separate same into a first lithium source residue and an aqueous lithium carbonate solution; recovering lithium carbonate from the aqueous lithium carbonate solution; adding a raw material for a chlorination reaction to the first lithium source residue, followed by heat treatment; subjecting the heat-treated first lithium source residue to water leaching to separate same into a second lithium source residue and an aqueous lithium chloride solution; and recovering lithium chloride from the aqueous lithium chloride solution.
C22B 3/04 - Extraction de composés métalliques par voie humide à partir de minerais ou de concentrés par lixiviation
C22B 3/22 - Traitement ou purification de solutions, p. ex. de solutions obtenues par lixiviation par des procédés physiques, p. ex. par filtration, par des moyens magnétiques
78.
APPARATUS FOR PREPARING LITHIUM CHLORIDE, AND METHOD FOR PREPARING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jung, Eun Jin
Abrégé
The present invention relates to an apparatus for preparing lithium chloride, and a method for preparing same. The apparatus for preparing lithium chloride comprises: a hopper that supplies a lithium compound and a reducing agent; a selective chlorinator that is connected to a lower portion of the hopper to supply chloride and induce a chlorination reaction; and an extractor that is connected to the selective chlorinator and extracts lithium chloride produced by the chlorination reaction, wherein the amount of residual Li in the lithium compound is expressed in weight% and may satisfy 15 wt% or less.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Woo, Jung-Gyu
You, Seung-Jae
Park, Sang-Eun
Abrégé
One aspect of the present invention is to provide a silicon-based anode material and a method for preparing same. The silicon-based anode material compensates for the low conductivity (10-4S/cm) of a Si source material due to the inclusion of a lithiated sulfonated polymer in the silicon-based anode material, and thus has high efficiency and capacity.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Woo, Jung-Gyu
Kang, Eun-Tae
Jo, Hyun-Chul
You, Seung-Jae
Park, Sang-Eun
Abrégé
One aspect of the present invention provides a Si-carbon composite anode material and a method for preparing same, the Si-carbon composite anode material having nitrogen added to the Si-carbon composite anode material so as to compensate for the low conductivity of an Si raw material, thereby having improved cycle lifespan while also having high efficiency and capacity.
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Youngsu
Park, Saeho
Kim, Arong
Tark, Sungju
Abrégé
A unit-block-type photovoltaic module is disclosed. A unit-block-type photovoltaic module, according to one aspect of the present invention, may be provided, the unit-block-type photovoltaic module comprising: a support part which has a pocket part formed so that an accommodating space is formed therein, and which is provided with coupling parts so as to be coupled on all sides to neighboring unit-block-type photovoltaic modules; a power generation part which is attached to the front surface of the support part so as to generate electricity using solar light; and a heat insulation part which is formed by filling the pocket part with a filling member, wherein the coupling parts are formed so as to extend from the support part so as to be positioned at the outer periphery of the power generation part.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Jung, Yongjo
Hong, Ki Joo
Lee, Jiho
Kim, Ju Seong
Park, Jong Il
Chang, Joon Ha
Nam, Sang Cheol
Abrégé
The present embodiments relate to a positive electrode active material, a method of preparing same, and a rechargeable lithium battery including same. The positive electrode active material, according to one embodiment, has a single-particle structure in which D50 is 2 μm to 7 μm and may have 20 grains or less per particle, when subjected to ASTAR analysis.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Choi, Kwon Young
Song, Jung Hoon
Lee, Sanghyuk
Abrégé
The present exemplary embodiments relate to positive electrode active materials. The positive electrode active material according to an exemplary embodiment is a metal oxide particle including a center and a surface portion positioned on the surface of the center, where the metal oxide particle includes nickel, cobalt, manganese, and doping elements, and is composed of single particles, and the doping elements include two or more species selected from the group consisting of Zr, Al, B, P, La, Ta, Ti, W, Mo, Si, Ga, Zn, Nb, Ag, Sn, Bi, Au, Y, Ge, V, Cr, and Fe.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/62 - Emploi de substances spécifiées inactives comme ingrédients pour les masses actives, p. ex. liants, charges
85.
SOLID ELECTROLYTE SHEET, MANUFACTURING METHOD FOR SAME, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Oh, Gwangseok
Kwon, Ohmin
Nam, Sang Cheol
Abrégé
The present invention relates to a solid electrolyte sheet comprising a first solid electrolyte layer and a second solid electrolyte layer positioned on the first solid electrolyte layer, wherein the first solid electrolyte layer comprises a first solid electrolyte, the second solid electrolyte layer comprises a second solid electrolyte, and the density of the first solid electrolyte is greater than the density of the second solid electrolyte.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Oh, Gwangseok
Kwon, Ohmin
Nam, Sang Cheol
Choi, Bokkyu
Park, Yongsun
Abrégé
The present invention relates to a sulfide-based solid electrolyte comprising lithium (Li), phosphorus (P), sulfur (S), and halogen elements and having an argyrodite-based crystal structure, wherein at least a part of the crystal structure is doped with at least one first doping element selected from group 13 elements and at least one second doping element selected from group 14 elements.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang Ho
Park, Sei Min
An, Jung-Chul
Jo, Hyun-Chul
Cho, Moonkyu
Abrégé
The present embodiment relates to a binder pitch, a precursor for a negative electrode active material, the precursor comprising same, a negative electrode active material comprising same, and a method for preparing the negative electrode active material. The binder pitch may comprise coal tar and at least one of coal tar soft pitch and a petroleum-based oil fraction, and have a quinoline insoluble content of 5% or less and a viscosity of 100,000 cps or less.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Joon-Woo
Kim, Ji-Won
Jeong, Cheon-Woo
Shin, Hye-Sun
Park, Yun-Sung
Lee, Dong-Cheol
Abrégé
The present invention relates to a method and an apparatus for synthesizing carbonyl sulfide and, more specifically, to: a method for synthesizing carbonyl sulfide, comprising the steps of obtaining a mixed gas containing carbonyl sulfide by contacting at least one form of sulfur from among a liquid phase and a gas phase with carbon monoxide (CO), and further converting unreacted sulfur and carbon monoxide into carbonyl sulfide by contacting the mixed gas with a sulfurization catalyst, wherein the sulfurization catalyst comprises molybdenum (Mo) as the main active metal; and an apparatus for synthesizing carbonyl sulfide, comprising a gas-liquid reactor that obtains a mixed gas containing carbonyl sulfide by contacting carbon monoxide (CO) with at least one form of sulfur from among a liquid phase and a gas phase, and a catalytic reactor that further converts unreacted sulfur and carbon monoxide into carbonyl sulfide by contacting the mixed gas with a sulfurization catalyst, wherein the catalytic reactor comprises a sulfurization catalyst including molybdenum (Mo) as the main active metal.
B01J 8/02 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés avec des particules immobiles, p. ex. dans des lits fixes
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solidesAppareillage pour de tels procédés
89.
ELECTRODIALYSIS DEVICE AND METHOD FOR MANUFACTURING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Kwang Soo
Abrégé
An electrodialysis device according to an embodiment of the present invention comprises: an ion exchange membrane that exchanges ions; and a gasket that contacts the ion exchange membrane and seals the ion exchange membrane, wherein the gasket includes a first gasket located at one side of the ion exchange membrane, and a second gasket located at the other side of the ion exchange membrane, the first gasket includes a first main gasket and a first auxiliary gasket surrounding the first main gasket, and a coefficient of thermal expansion of the first main gasket is smaller than a coefficient of thermal expansion of the first auxiliary gasket.
C02F 1/469 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par des procédés électrochimiques par séparation électrochimique, p. ex. par électro-osmose, électrodialyse, électrophorèse
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Park, Kwang Soo
Son, Young Geun
Park, Jae Sin
Yeo, Im-Gyu
Kim, Byoung Ju
Seo, Han Seok
Abrégé
A lithium recovery apparatus, according to an embodiment of the present invention, comprises: a recovery main body providing an internal path through which gaseous lithium sulfide passes; a plurality of first electrodes installed in the recovery main body and spaced apart from each other; a plurality of second electrodes installed in the recovery main body and arranged alternately with the plurality of first electrodes; and a voltage applying unit connected to the plurality of first electrodes and the plurality of second electrodes and applying voltages thereto, wherein an electric field is generated between the plurality of first electrodes and the plurality of second electrodes by the voltages applied by the voltage applying unit, so that the gaseous lithium sulfide is collected as lithium powder.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Ahn, Chi-Kyu
Rhee, Chang-Houn
Kim, Gook-Hee
Lee, Man-Su
Park, Hai-Woong
Kim, Beom-Sik
Son, Seong-Min
Abrégé
A method for preparing hydrogen from ammonia by using pressure swing adsorption (PSA) is provided. The method for preparing hydrogen from ammonia, of the present invention, comprises the steps of: generating hydrogen and nitrogen from ammonia gas through a high-temperature reaction by using a catalyst; performing purification by selectively adsorbing unreacted ammonia gas from a gas containing unreacted ammonia and low-purity hydrogen and nitrogen, which are supplied through the high-temperature reaction and cooled; and performing purification by separating high-purity hydrogen from the gas consisting of low-purity hydrogen and nitrogen, wherein purification is carried out by using a carbon molecular sieve (CMS) adsorbent so as to desorb the unreacted ammonia gas through PSA.
C01B 3/04 - Production d'hydrogène ou de mélanges gazeux contenant de l'hydrogène par décomposition de composés inorganiques, p. ex. de l'ammoniac
C01B 3/56 - Séparation de l'hydrogène ou des gaz contenant de l'hydrogène à partir de mélanges gazeux, p. ex. purification par contact avec des solidesRégénération des solides usés
92.
POSITIVE ELECTRODE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kwon, Ohmin
Nam, Sang Cheol
Choi, Kwon Young
Song, Jung Hoon
Lee, Sanghyuk
Park, Inchul
Abrégé
A positive electrode active material for a lithium secondary battery, a manufacturing method thereof, and it is provided a positive electrode active material for a lithium secondary battery, comprising: a core containing a lithium nickel-based compound having a Ni content of 80 mol % or more; and a coating material positioned on at least a portion of the core surface; wherein, the coating material includes a first coating material containing at least one of group 5 elements and group 6 elements; and S; and a second coating material including B, LiOH, Li2CO3 and Li2SO4.
H01M 4/38 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'éléments simples ou d'alliages
H01M 4/485 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques d'oxydes ou d'hydroxydes mixtes pour insérer ou intercaler des métaux légers, p. ex. LiTi2O4 ou LiTi2OxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
POSCO Holdings Inc. (République populaire démocratique de Corée)
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République populaire démocratique de Corée)
POSCO CHEMICAL CO., LTD (République de Corée)
Inventeur(s)
Lee, Sanghyuk
Park, Jong Ii
Song, Jung Hoon
Nam, Sang Cheol
Choi, Kwon Young
Park, Inchul
Kwon, Ohmin
Abrégé
A positive electrode active material for a lithium secondary battery, a manufacturing method thereof, and a lithium secondary battery including the same, wherein the positive electrode active material is a lithium nickel-based compound particle having a Ni content of 75 mol % or more, and a difference in concentration of Al between the center and the surface in the lithium nickel-based compound particle is less than 1 mol %.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/485 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques d'oxydes ou d'hydroxydes mixtes pour insérer ou intercaler des métaux légers, p. ex. LiTi2O4 ou LiTi2OxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Ju Seong
Yu, Byongyong
Hong, Ki Joo
Park, Jong Il
Lee, Jiho
Jung, Yongjo
Nam, Sang Cheol
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, the material being a lithium transition metal oxide containing nickel (Ni), wherein the lithium transition metal oxide is composed of a discrete particle, has an average diameter (D50) of 2-4 μm, and has a value of a max pole density, corresponding to plane (001) in a pole figure obtained through electron backscatter diffraction analysis, of 20 or less.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/36 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Bae, Hongyoul
Kim, Jin Hong
Bae, Weon Soo
Lee, Sang Lag
Kim, Eun Kyung
Abrégé
The present embodiments relate to a lithium metal electrode for a secondary battery, a method for preparing same, and a secondary battery comprising same. According to an embodiment, a lithium metal electrode for a secondary battery can be provided comprising: a current collector; and a metal layer disposed on at least one surface of the current collector and containing a lithium component, wherein a protective layer containing amorphous carbon and electronic insulating ceramic particles is formed on the surface of the metal layer.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Jiho
Park, Yoon Cheol
Abrégé
The present invention relates to a cathode active material for a lithium secondary battery, which is a lithium transition metal oxide containing nickel (Ni) and manganese (Mn), wherein the lithium transition metal oxide is composed of single particles and has less than 3% crystal defects.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx
H01M 10/0525 - Batteries du type "rocking chair" ou "fauteuil à bascule", p. ex. batteries à insertion ou intercalation de lithium dans les deux électrodesBatteries à l'ion lithium
H01M 4/02 - Électrodes composées d'un ou comprenant un matériau actif
97.
SOLID ELECTROLYTE, METHOD FOR PREPARING SAME, AND ALL-SOLID-STATE BATTERY COMPRISING SAME
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kwon, Ohmin
Moon, Ji Woong
Nam, Sang Cheol
Park, Yong Sun
Abrégé
It relates to a solid electrolyte and an all-solid-state battery containing it, which contains a sulfur compound represented by Chemical Formula 1 below and B in an amount of 10 ppm to 100,000 ppm.
It relates to a solid electrolyte and an all-solid-state battery containing it, which contains a sulfur compound represented by Chemical Formula 1 below and B in an amount of 10 ppm to 100,000 ppm.
Li7-xPS6-xCl1-yBry [Chemical Formula 1]
It relates to a solid electrolyte and an all-solid-state battery containing it, which contains a sulfur compound represented by Chemical Formula 1 below and B in an amount of 10 ppm to 100,000 ppm.
Li7-xPS6-xCl1-yBry [Chemical Formula 1]
(In the Chemical Formula 1, 1
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Nam, Sang Cheol
Choi, Kwon Young
Song, Jung Hoon
Lee, Sang Hyuk
Abrégé
The present exemplary embodiments provide a positive electrode active material, a manufacturing method thereof, and a lithium secondary battery including the same. The positive electrode active material according to an exemplary embodiment is a metal oxide particle including a center and a surface portion positioned on the surface of the center, but the metal oxide particle is composed of a single particle, and the surface portion includes a film in which no peak is observed during XRD measurement.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Lee, Gang Ho
Park, Sei Min
An, Jung-Chul
Yoon, Jong Hoon
Jo, Hyun-Chul
Abrégé
A present disclosure is related to a method of manufacturing a negative electrode active material for lithium secondary battery:
preparing a primary particle by grinding a carbon source containing 10 to 25 wt % volatile matter; heating and kneading the primary particle to assemble them into a secondary particle; and graphitizing the secondary particle; wherein, the step of assembling the secondary particle is the step of heating and kneading only the primary particle without adding a binder. In addition, it is provided a negative electrode active material for a lithium secondary battery has a retention of 80% discharge capacity of 20 cycles or more.
RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY (République de Corée)
Inventeur(s)
Kim, Junghoon
Han, Chang Joo
Kim, Young Sang
Nam, Sang Cheol
Hwangbo, Geun
Abrégé
It is related to a positive electrode active material for lithium secondary battery, and to a lithium secondary battery containing the same. To improve the battery characteristics of high-capacity positive electrode materials by simultaneously doping tungsten (W) element, which has an excellent effect on electrical conductivity, and boron (B) element, which is positioned on the surface to suppress the negative reaction of residual lithium and electrolyte solution.
H01M 4/525 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de nickel, de cobalt ou de fer d'oxydes ou d'hydroxydes mixtes contenant du fer, du cobalt ou du nickel pour insérer ou intercaler des métaux légers, p. ex. LiNiO2, LiCoO2 ou LiCoOxFy
H01M 4/505 - Emploi de substances spécifiées comme matériaux actifs, masses actives, liquides actifs d'oxydes ou d'hydroxydes inorganiques de manganèse d'oxydes ou d'hydroxydes mixtes contenant du manganèse pour insérer ou intercaler des métaux légers, p. ex. LiMn2O4 ou LiMn2OxFy
H01M 4/131 - Électrodes à base d'oxydes ou d'hydroxydes mixtes, ou de mélanges d'oxydes ou d'hydroxydes, p. ex. LiCoOx