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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 35. Отображено 35.
01-08-2017 дата публикации

POUCH-TYPE BATTERY CELL INCLUDING BENT SEALING PART AND ELECTRODE ASSEMBLY STORAGE PART HAVING HEIGHT DIFFERENCE

Номер: KR1020170088024A
Автор: OH, SEI WOON, KIM, SEOK KOO, KIM, HYUN MIN, WOO, SUN HWAK, LEE, MYUNG KI, LEE, JI EUN, LIM, SEONG YOON
Принадлежит:

Provided is a battery cell with an excellent volume capacity by minimizing an increase in thickness due to bending of a sealing surplus part thereof. The battery cell comprises: a battery case including an anode, a separator, an electrode assembly with a cathode laminated structure, a storage part in which the electrode assembly is embedded, and sealing parts due to heat fusion in an outer periphery of the storage part. With respect to each of the sealing parts placed in both side surfaces on the basis of a position of an electrode terminal, a part of each of the sealing parts is vertically bent once toward the storage part, wherein the height on a vertical cross section of the each of the sealing parts is relatively smaller than the height on a vertical cross section of the storage part. COPYRIGHT KIPO 2017 ...

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Номер записи: 1
21-09-2017 дата публикации

BATTERY CASE MANUFACTURING DEVICE HAVING IMPROVED PRODUCTION PROCESSABILITY AND MANUFACTURING METHOD USING SAME

Номер: WO2017160030A1
Автор: OH, Sei Woon, KIM, Hyun Min, WOO, Sun Hwak, YOON, Yeo Kyung, LEE, Eun Ju, LEE, Ji Eun, HWANG, Soo Ji
Принадлежит:

The present invention provides a battery case manufacturing device comprising: a first mold having a first space of a shape corresponding to a storage part; a second mold having a second space of a shape corresponding to the storage part, and a through-hole communicating with the second space, and configured so as to couple with the first mold by putting a laminate sheet therebetween; and an air pressure regulator mounted in the through-hole in a state in which the first space and the second space are isolated from the outside, and increasing and decreasing the air pressure of the second space through the through-hole so as to elongate and deform the laminate sheet into a shape corresponding to the first space or the second space.

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Номер записи: 2
30-08-2017 дата публикации

전극, 이의 제조방법, 이에 의해 제조된 전극 및 이를 포함하는 이차전지

Номер: KR0101773103B1
Автор: 우선확, 최영근, 김혜빈, 양지혜
Принадлежит: 주식회사 엘지화학

... 전극집전체, 상기 전극집전체의 표면에 형성된 금속 나노와이어 및 상기 금속 나노와이어의 외부를 감싸는 도전층을 포함하고, 상기 금속 나노와이어와 도전층 사이에 공극이 형성되어, 상기 금속 나노와이어와 도전층이 직접 맞닿지 않고 이격되어 있는 전극이 제공된다.

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Номер записи: 3
10-10-2016 дата публикации

ELECTRODE ASSEMBLY FOR ELECTROCHEMICAL DEVICE

Номер: KR1020160116565A
Автор: CHOI, YOUNG GEUN, YANG, JI HYE, OH, SONG TAEK, WOO, SUN HWAK
Принадлежит:

The present invention relates to an electrode assembly for an electrochemical device and a method for manufacturing the same and, more specifically, to an electrode assembly having excellent resistance and ion conductivity between a separation membrane and an electrode, and to a method for manufacturing the same. According to the present invention, the electrode for an electrochemical device enables the electrolyte to be penetrated to the inside in an easy manner and has the improved impregnation, thereby significantly improving cycle properties and output properties. In addition, according to the present invention, the manufacturing method of an electrode does not decrease the porosity of a lower electrode active material single layer by a process performed during the formation of an upper electrode active material single layer. COPYRIGHT KIPO 2016 ...

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Номер записи: 4
27-08-2020 дата публикации

METHOD OF PREPARING ELECTRODE FOR SECONDARY BATTERY

Номер: WO2020171391A1
Автор: OH, Sei Woon, KIM, Minkyung, YOON, Yeo Kyung, WOO, Sun Hwak
Принадлежит:

A method of preparing an electrode for a secondary battery according to one embodiment of the present invention comprises: a step for injecting, into a single coating device, a first slurry prepared by dissolving a first active material in a first solvent and a second slurry prepared by dissolving a second active material in a second solvent; and a step for applying the first slurry and the second slurry on a current collector through the single coating device, wherein the first solvent and the second solvent have different physical properties from each other, and a layered structure of a first layer including the first slurry and a second layer including the second slurry is formed on the current collector.

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Номер записи: 5
02-03-2017 дата публикации

METHOD FOR MANUFACTURING BATTERY CELL INCLUDING REFERENCE ELECTRODE FOR MEASUREMENT OF RELATIVE ELECTRODE POTENTIAL AND BATTERY CELL MANUFACTURED THEREBY

Номер: WO2017034210A1
Автор: MIN, Ji Won, WOO, Sun Hwak, KIM, Seok Koo, OH, Sei Woon, LEE, Eun Ju
Принадлежит:

The present invention provides a method for manufacturing a battery cell, comprising the steps of: (i) manufacturing a reference cell configured by an electrolyte, n (n≥2) reference electrodes, and a lithium electrode; (ii) applying a micro current to the reference cell to charge the reference cell, and discharging the reference cell immediately after the charging thereof; (iii) charging the reference cell, up to 40% to 60%, with respect to a capacity which has been discharged in step (ii), thereby simultaneously forming the reference electrodes to have flat potentials; (iv) manufacturing n battery cells by the formed reference electrodes, an electrode assembly, the electrolyte, and a battery case; and (v) measuring, in each of the battery cells, a relative potential between a positive electrode and a formed reference electrode and a relative potential between a negative electrode and the reference electrode.

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Номер записи: 6
20-03-2017 дата публикации

POUCH TYPE BATTERY CELL INCLUDING BATTERY CASE HAVING SHEET STRUCTURE

Номер: KR1020170030782A
Автор: OH, SEI WOON, KIM, HYUN MIN, WOO, SUN HWAK, LEE, EUN JU, LEE, JI EUN
Принадлежит:

Provided is a battery cell capable of exhibiting high output or large capacity characteristics. According to the present invention, the battery cell including an electrode assembly that includes a positive electrode, a negative electrode, and a separation film, and a battery case formed of a flat sheet, includes: a first bent portion of the battery case, in which the first bent portion is bent while surrounding one side of the electrode assembly; a second bent portion of the battery case, in which the second bent portion is bent while surrounding the other side opposite to the one side of the electrode assembly; a first sealing portion formed by overlapping a first end extending from the first bent portion and a second end connected from the second bent portion on one surface of the electrode assembly; a second sealing portion formed by overlapping ends of the battery case at an upper side positioned between the one side and the other side; and a third sealing portion formed by overlapping ...

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Номер записи: 7
29-06-2018 дата публикации

ELECTRODE ASSEMBLY COMPRISING ELECTRODE LEAD COUPLED TO LONG SIDE PORTION

Номер: KR1020180072087A
Автор: OH, SEI WOON, KIM, HYUN MIN, WOO, SUN HWAK, LIM, SEONG YOON
Принадлежит:

The present invention provides an electrode assembly which has a rectangular structure comprising two long sides and two short sides in a plane; and comprises an anode tab protruding from at least two mutually spaced apart portions of a first long side and a cathode tab protruding from at least two mutually spaced apart portions of a second long side among the two long sides, wherein the anode tab and the cathode tab are respectively coupled to an anode lead and a cathode lead located at a first long side portion and a second long side portion. COPYRIGHT KIPO 2018 ...

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Номер записи: 8
06-03-2017 дата публикации

METHOD OF PRODUCING BATTERY CELL INCLUDING REFERENCE ELECTRODE FOR MEASURING RELATIVE ELECTRODE POTENTIAL AND BATTERY CELL PRODUCED USING SAME

Номер: KR1020170023455A
Автор: MIN, JI WON, WOO, SUN HWAK, KIM, SEOK KOO, OH, SEI WOON, LEE, EUN JU
Принадлежит:

The present invention provides a method of producing a battery cell including a reference electrode for measuring a relative electrode potential and a battery cell produced using the same, capable of reducing the time for activation by simultaneously activating a plurality of reference electrodes, and a battery cell produced by the same. According to the present invention, a method of producing a battery cell includes the following steps (i) to (v). In step (i), a reference cell including electrolyte, n reference electrodes (n>=2), and a lithium electrode is manufactured. In step (ii), the reference cell is charged with micro-current, and then is discharged. In step (iii), the reference electrodes are simultaneously subject to formation with a flat band potential by charging the reference cells by 40% to 60% of the amount of electric charges discharged in step (ii). In step (iv), n battery cells are produced by using the reference electrodes through formation, the electrode assembly, electrolyte ...

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Номер записи: 9
24-04-2017 дата публикации

BATTERY CELL INCLUDING REFERENCE ELECTRODE FOR MEASURING RELATIVE ELECTRODE POTENTIAL

Номер: KR1020170043761A
Автор: WOO, SUN HWAK, MIN, JI WON, LEE, EUN JU, KIM, SEOK KOO
Принадлежит:

The present invention relates to a battery cell, in which an electrode assembly is contained in a battery case with an electrolyte, wherein the electrode assembly comprises: a first electrode, a second electrode having polarity opposite to polarity of the first electrode, a third electrode having the same polarity with polarity of the second electrode, and a separation film. The present invention provides the battery cell, in which the third electrode is mounted between the separation film and the second electrode with the third electrode adhered to the second electrode, and the first electrode is stacked to face the second electrode and the third electrode with the separation film interposed therebetween, wherein the third electrode is a reference electrode for measuring relative potential with respect to each of the first electrode and the second electrode inside a battery case. COPYRIGHT KIPO 2017 ...

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Номер записи: 10
02-05-2019 дата публикации

ONE-SIDED ELECTRODE WITH REDUCED TWISTING FOR A SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME

Номер: WO2019083273A2
Автор: OH, Sei Woon, YOON, Yeo Kyung, WOO, Sun Hwak, JEONG, Yu Ra
Принадлежит:

The present invention is a one-sided electrode for a secondary battery, comprising: a current collector; an electrode mixture layer applied to one surface of the current collector; and an electrode twisting prevention layer formed on the other surface of the current collector to which an electrode mixture is not applied. The one-sided electrode according to the present invention is an electrode showing significantly reduced twisting or rolling after a rolling process and has the advantages of facilitating operations in a follow-up process and enabling enhanced productivity.

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Номер записи: 11
20-06-2019 дата публикации

ONE-SIDED ELECTRODE WITH REDUCED TWISTING FOR A SECONDARY BATTERY, AND METHOD FOR PRODUCING SAME

Номер: WO2019083273A3
Автор: OH, Sei Woon, YOON, Yeo Kyung, WOO, Sun Hwak, JEONG, Yu Ra
Принадлежит:

The present invention is a one-sided electrode for a secondary battery, comprising: a current collector; an electrode mixture layer applied to one surface of the current collector; and an electrode twisting prevention layer formed on the other surface of the current collector to which an electrode mixture is not applied. The one-sided electrode according to the present invention is an electrode showing significantly reduced twisting or rolling after a rolling process and has the advantages of facilitating operations in a follow-up process and enabling enhanced productivity.

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Номер записи: 12
19-09-2018 дата публикации

ELECTRODE ASSEMBLY

Номер: KR1020180103595A
Автор: OH, SEI WOON, LEE, EUN JU, KIM, IN CHUL, KIM, JU RI, YOON, YEO KYUNG, KIM, HYUN MIN, WOO, SUN HWAK
Принадлежит:

The present invention relates to an electrode assembly, comprising: a basic unit body in which a first electrode, a second electrode, and a separator interposed between the first electrode and the second electrode are sequentially stacked; an electrode tap unit provided with a first electrode tab provided on one side in a width direction of the first electrode and a second electrode tab provided on the other side in a width direction of the second electrode; and an electrode lead unit provided with a first electrode lead coupled to the first electrode tab and a second electrode lead coupled to the second electrode tab. The internal space of the battery case in which the electrode assembly is accommodated can be greatly minimized. COPYRIGHT KIPO 2018 ...

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Номер записи: 13
06-06-2019 дата публикации

METHOD FOR MANUFACTURING ELECTRODE FOR SECONDARY BATTERY

Номер: WO2019108027A1
Автор: OH, Sei Woon, LIM, Soo Hyun, WOO, Sun Hwak, PARK, Jinseo
Принадлежит:

The present invention provides a method for manufacturing an electrode for a secondary battery, the method comprising the steps of: (i) mixing an active material, a binder, and a conductive material together with a solvent and kneading the mixture to prepare a pasty slurry having a solid content of 70 to 90% by weight; (ii) placing the pasty slurry on a current collector; and (iii) passing the current collector with the pasty slurry placed thereon through a rolling apparatus to roll the same while forming an electrode coating layer on the current collector.

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Номер записи: 14
17-10-2019 дата публикации

SECONDARY BATTERY

Номер: WO2019083230A8
Автор: OH, Sei Woon, CHO, Sung Hwan, LIM, Soo Hyun, WOO, Sun Hwak, PARK, Jinseo
Принадлежит:

A secondary battery comprises: an electrode assembly; a case comprising a sealing part enclosing the electrode assembly; and a lead electrically connected to the electrode assembly and extended in a first direction, wherein the lead comprises a first area in contact with the electrode assembly and positioned in the case, a second area exposed to the outside of the case, and a third area positioned between the first area and the second area and overlapping with the sealing part of the case, wherein the third area has a width in a second direction that is larger than the width of the first area and the width of the second area, and a thickness in a third direction that is smaller than the thickness of the first area and the thickness of the second area, wherein the second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction.

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Номер записи: 15
14-07-2016 дата публикации

ELECTRODE, METHOD FOR MANUFACTURING SAME, ELECTRODE MANUFACTURED BY SAME, AND SECONDARY BATTERY COMPRISING SAME

Номер: WO2016111605A1
Автор: WOO, Sun-Hwak, CHOI, Young-Geun, KIM, Hye-Bin, YANG, Ji-Hye
Принадлежит:

Provided are an electrode collector, metal nanowire formed on the surface of the electrode collector, and a conductive layer surrounding the outside of the metal nanowire, wherein a gap is formed between the metal nanowire and the conductive layer such that the metal nanowire and the conductive layer are not in direct contact with each other and are spaced apart from each other.

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Номер записи: 16
25-10-2017 дата публикации

APPARATUS AND METHOD FOR FORMING POUCH CASE FOR SECONDARY BATTERY

Номер: KR1020170118602A
Автор: OH, SEI WOON, WOO, SUN HWAK, HWANG, SOO JI, KIM, HYUN MIN, LEE, EUN JU
Принадлежит:

According to the present invention, disclosed are an apparatus and method for forming a pouch case with improved forming quality by minimizing a surface contact between the power case and a forming apparatus when the pouch case is formed for forming a pouch cup. As the apparatus for forming a pouch case for a secondary battery, the apparatus for forming a pouch case according to the present invention includes: a mold on which a plate-shaped pouch case is loaded and which is convex upwardly; a chamber which has a lower side which is open toward the mold and the pouch cased, includes an inner space for receiving the mold by the rising of the mold or the falling of the chamber, guides and forms the pouch case by being received in the edge part of the pouch case, and includes a fluid input valve on an upper end thereof and a fluid output valve on a lower end thereof; and a fluid supply unit for pressing and forming the pouch case to be matched with the mold by supplying a fluid to the fluid ...

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Номер записи: 17
21-04-2017 дата публикации

ELECTRODE ASSEMBLY COMPRISING ELECTRODE WHICH HAS HIGH LOADING AMOUNT OF ACTIVE MATERIAL AT MIDDLE PART OF CURRENT COLLECTOR

Номер: KR1020170043240A
Автор: WOO, SUN HWAK, LEE, JI EUN, OH, SEI WOON, LEE, EUN JU
Принадлежит:

The present invention relates to an electrode assembly which comprises a positive electrode, a negative electrode, and a separation membrane interposed between the positive and negative electrodes. The positive and negative electrodes include active material coating parts on one or both sides of a plate shaped current collector, and electrode tabs, which are not coated by an electrode active material, are formed on one end of the current collector. An electrode tab of the positive electrode and an electrode tab of the negative electrode face each other and are formed on both ends of the electrode assembly. In the positive and negative electrodes, a loading amount of the active material coating parts decreased from the central portion of the current collector toward left and right longitudinal directions. COPYRIGHT KIPO 2017 ...

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Номер записи: 18
27-09-2017 дата публикации

APPARATUS FOR MANUFACTURING BATTERY CASE WITH IMPROVED PRODUCTIVITY AND METHOD USING SAME

Номер: KR1020170108846A
Автор: OH, SEI WOON, KIM, HYUN MIN, WOO, SUN HWAK, YOON, YEO KYUNG, LEE, EUN JU, LEE, JI EUN, HWANG, SOO JI
Принадлежит:

Provided is an apparatus for manufacturing a battery case, comprising: a first mold having a first space unit in a shape corresponding to a storage unit; a second mold having a second space unit in a shape corresponding to the storage unit and a penetration hole connected with the second space unit, and coupled to the first mold across a laminate sheet; and an air pressure controller elongating and transforming the laminate sheet in a shape corresponding to the first space unit and the second space unit by increasing or decreasing air pressure of the second space unit through the penetration hole in which the first space unit and the second space unit are mounted while being separated from the outside. COPYRIGHT KIPO 2017 ...

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Номер записи: 19
19-07-2016 дата публикации

ELECTRODE, PRODUCING METHOD THEREOF, ELECTRODE PRODUCED THEREBY, AND SECONDARY BATTERY COMPRISING SAME

Номер: KR1020160086195A
Автор: WOO, SUN HWAK, CHOI, YOUNG GEUN, KIM, HYE BIN, YANG, JI HYE
Принадлежит:

The present invention relates to an electrode, a producing method thereof, an electrode produced thereby, and a secondary battery comprising the same. The electrode comprises: an electrode current collector; a metal nano-wire formed on a surface of the electrode current collector; and a conductive layer covering an external portion of the metal nano-wire, and has an air gap between the metal nano-wire and the conductive layer, wherein the metal nano-wire and the conductive layer are spaced so as not to come in direct contact with each other. COPYRIGHT KIPO 2016 ...

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Номер записи: 20
14-07-2017 дата публикации

SECONDARY BATTERY COMPRISING GAS-ABSORBING POLYMER

Номер: KR1020170082328A
Автор: OH, SEI WOON, KIM, HYUN MIN, WOO, SUN HWAK
Принадлежит:

The present invention provides a secondary battery in which an electrode assembly is sealed inside a battery case together with an electrolyte, wherein a gas-absorbing polymer having an azo group is included in a battery cell so as to absorb gas generated within the battery. COPYRIGHT KIPO 2017 ...

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Номер записи: 21
14-05-2018 дата публикации

LITHIUM SECONDARY BATTERY WITH IMPROVED SAFETY

Номер: KR1020180050165A
Автор: OH, SEI WOON, WOO, SUN HWAK, SHIM, JUNG AH, KIM, HYUN MIN, KIM, SEOK KOO, LEE, EUN JU
Принадлежит:

The present invention relates to a lithium secondary battery which includes a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode. The positive electrode comprises a positive electrode active material represented by chemical formula 1, Li_(1+x)(Ni_aCo_bMn_c)O_2. In the lithium secondary battery, a value, obtained by multiplying battery resistance by the area of the positive electrode at SOC of 50, is greater than or equal to 1.965 mΩ·m^2. The lithium secondary battery of the present invention maintains heat emission at a certain temperature or lower even when passing through a nail, and ignition does not occur, thereby exhibiting excellent safety. COPYRIGHT KIPO 2018 ...

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Номер записи: 22
19-10-2017 дата публикации

APPARATUS AND METHOD FOR MOLDING POUCH EXTERIOR MATERIAL FOR SECONDARY BATTERY

Номер: WO2017179898A1
Автор: OH, Sei-Woon, WOO, Sun-Hwak, HWANG, Soo-Ji, KIM, Hyun-Min, LEE, Eun-Ju
Принадлежит:

Disclosed are an apparatus and a method for molding a pouch exterior material with improved molding quality by minimizing a surface contact between a pouch exterior material and a molding apparatus when molding the pouch exterior material to form a pouch cup. The apparatus for molding a pouch exterior material, according to the present invention, is an apparatus for molding a pouch exterior material for a secondary battery, the apparatus comprising: a mold in which a plate-shaped pouch exterior material may be placed and which is upwardly convex; a chamber which has an inner space having a lower portion open toward the pouch exterior material and the mold and capable of receiving the mold by the rising of the mold or lowering of the mold, and which is seated on a rim of the pouch exterior material to guide and mold the pouch exterior material and is provided with a fluid input valve at the upper end thereof and a fluid output valve at the lower end thereof; and a fluid supply unit for supplying ...

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Номер записи: 23
13-07-2017 дата публикации

SECONDARY BATTERY COMPRISING GAS-ABSORBING POLYMER

Номер: WO2017119750A1
Автор: OH, Sei Woon, KIM, Hyun Min, WOO, Sun Hwak
Принадлежит:

The present invention provides a secondary battery in which an electrode assembly is sealed within a battery case together with an electrolyte, wherein a gas-absorbing polymer having an Azo group is included in the battery cell so as to absorb gas generated within the battery.

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Номер записи: 24
01-10-2018 дата публикации

BATTERY CELL COMPRISING EXTENDED TERRACE PART

Номер: KR1020180106073A
Автор: OH, SEI WOON, LIM, SEONG YOON, KIM, HYUN MIN, WOO, SUN HWAK
Принадлежит:

The present invention provides a battery cell. To accommodate a gas generated inside the battery cell, an extended terrace part extended from a battery case is formed to collect gas generated during the driving of the battery cell and extend the life of the battery cell. A space occupied by a tab-lead coupling part compared to the conventional one can be minimized due to the folded structure of the electrode taps, thereby improving energy density relatively to the same size, and maintaining the structure of the electrode assembly which is similar to that of a conventionally manufactured electrode assembly. So, the energy density is improved without changing existing manufacturing facilities. The battery cell includes first and second cases and a sealing part. COPYRIGHT KIPO 2018 ...

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Номер записи: 25
22-06-2017 дата публикации

ELECTRODE ASSEMBLY EMPLOYED WITH RECESS PORTION ON ELECTRODE PLATE, AND SECONDARY BATTERY COMPRISING SAME

Номер: KR1020170070401A
Автор: OH, SEI WOON, KIM, HYUN MIN, WOO, SUN HWAK, LEE, EUN JU
Принадлежит:

The present invention relates to an electrode assembly comprising two or more electrode plates and a separator interposed between the electrode plates. The electrode assembly comprises: an electrode body where an electrode compound containing an electrode active material is coated on one surface or both surfaces; and one or more electrode tabs extending outwardly from one side of the electrode body and not coated with the electrode compound on a current collector. Penetrating units introduced to the opposite direction of the outward extension direction of the electrode tabs are formed, separately, on one side of the electrode body where the electrode tabs are extended outwardly from both lower ends of the electrode tabs. The electrode tabs of the electrode plates are coupled to electrode leads. COPYRIGHT KIPO 2017 ...

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Номер записи: 26
22-06-2017 дата публикации

ELECTRODE ASSEMBLY HAVING INDENTED PORTION FORMED ON ELECTRODE PLATE AND SECONDARY BATTERY INCLUDING SAME

Номер: WO2017104956A1
Автор: OH, Sei Woon, KIM, Hyun Min, LEE, Eun Ju, WOO, Sun Hwak
Принадлежит:

The present invention relates to an electrode assembly comprising two or more electrode plates and a separator interposed between the electrode plates, wherein the electrode plate is formed with indentations each of which is indented in a direction opposite to the direction in which the electrode tab extends outward, from both lower ends of the electrode tab at one side of an electrode body to which the electrode tab extends outwardly.

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Номер записи: 27
13-02-2020 дата публикации

SYSTEM FOR BLANKING ELECTRODE SUBSTRATE AND METHOD FOR BLANKING SAME

Номер: WO2020032393A1
Автор: KIM, Min Kyung, OH, Sei Woon, WOO, Sun Hwak, PARK, Jin Seo
Принадлежит:

A system for blanking an electrode substrate according to the present invention is a blanking system configured such that an electrode substrate having an active material applied to the surface of a collector is shaped or cut in a predetermined shape, the blanking system comprising: an unwinding device on which an electrode substrate wound in a roll type is mounted, and from which the electrode substrate is unwound; a blanking device arranged at a predetermined distance from the unwinding device so as to shape or cut the electrode substrate supplied from the unwinding device in a predetermined shape; and a curl correction device arranged between the unwinding device and the blanking device so as to spray air to the surface of the electrode substrate or to suction the air therefrom while the electrode substrate moves to the blanking device, thereby flattening the electrode substrate. A method for blanking an electrode substrate according to the present invention is a blanking method for ...

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Номер записи: 28
07-07-2016 дата публикации

Porous nano structure and Manufacturing Method of the same

Номер: KR0101636907B1
Автор: 이은경, 황동목, 최병룡, 우선확
Принадлежит: 삼성전자주식회사, 성균관대학교산학협력단

... 다공성 나노구조체 및 그 제조 방법에 대해 개시된다. 개시된 다공성 나노구조체는 나노 와이어 또는 나노 튜브의 표면 및 내부에 공동이 형성된 것으로, 공동이 나노 구조체 내부를 관통하여 형성된 구조의 나노 구조체에 관한 것이다.

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Номер записи: 29
20-06-2019 дата публикации

SECONDARY BATTERY

Номер: WO2019083230A3
Автор: OH, Sei Woon, CHO, Sung Hwan, LIM, Soo-Hyun, WOO, Sun Hwak, PARK, Jinseo
Принадлежит:

A secondary battery comprises: an electrode assembly; a case comprising a sealing part enclosing the electrode assembly; and a lead electrically connected to the electrode assembly and extended in a first direction, wherein the lead comprises a first area in contact with the electrode assembly and positioned in the case, a second area exposed to the outside of the case, and a third area positioned between the first area and the second area and overlapping with the sealing part of the case, wherein the third area has a width in a second direction that is larger than the width of the first area and the width of the second area, and a thickness in a third direction that is smaller than the thickness of the first area and the thickness of the second area, wherein the second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction.

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Номер записи: 30
28-06-2018 дата публикации

ELECTRODE ASSEMBLY COMPRISING ELECTRODE LEAD COUPLED TO LONG-SIDE AREA

Номер: WO2018117407A1
Автор: OH, Sei-Woon, KIM, Hyun-Min, LIM, Seong-Yoon, WOO, Sun-Hwak
Принадлежит:

The present invention provides an electrode assembly characterized in that the electrode assembly is configured in a quadrangular structure so as to comprise two short sides and two long sides on a plane; the electrode assembly comprises positive electrode tabs protruding from at least two areas, which are spaced from each other, of the first long side, among the two long sides, and negative electrode tabs protruding from at least two areas, which are spaced from each other, of the second long side, respectively; and the positive electrode tabs and the negative electrode tabs are coupled to a single positive electrode lead and a single negative electrode lead positioned in a first long-side area and a second long-side area, respectively.

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Номер записи: 31
02-03-2017 дата публикации

ELECTRODE ASSEMBLY COMPRISING ELECTRODE HAVING GRADIENT IN LOADING AMOUNT OF ACTIVE MATERIAL

Номер: KR1020170022289A
Автор: OH, SEI WOON, LEE, EUN JU, WOO, SUN HWAK, LEE, JI EUN
Принадлежит:

The present invention relates to an electrode assembly comprising a positive electrode, a negative electrode and a separation membrane interposed between the positive electrode and the negative electrode. The positive electrode and the negative electrode comprise an active material coating unit on one side or both sides of a plate-shape current collector and have an electrode tab, in which an electrode active material is not coated, on one side end of the current collector. At least one electrode of the positive electrode and the negative electrode is in a structure in which a loading amount of the active material coating unit is increased to an electrode tab side. COPYRIGHT KIPO 2017 ...

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Номер записи: 32
13-07-2018 дата публикации

이차 전지용 파우치 외장재 성형 장치 및 방법

Номер: KR0101866132B1
Автор: 오세운, 우선확, 황수지, 김현민, 이은주
Принадлежит: 주식회사 엘지화학

... 본 발명은 파우치 컵을 형성하기 위해 파우치 외장재 성형시, 파우치 외장재와 성형 장치간의 표면 접촉을 최소화함으로써 성형 품질이 개선된 파우치 외장재 성형 장치 및 방법을 개시한다. 본 발명에 따른 파우치 외장재 성형 장치는, 이차 전지용 파우치 외장재를 성형하는 장치로서, 플레이트 형태의 파우치 외장재가 놓일 수 있으며 상방을 향하여 볼록한 몰드; 상기 파우치 외장재 및 몰드를 향하여 하부가 개방되고 상기 몰드의 상승 또는 자신의 하강에 의해 상기 몰드를 수용할 수 있는 내부 공간이 구비되어 있으며, 상기 파우치 외장재의 테두리 부위에 안착되어 상기 파우치 외장재를 가이드 성형하며 상단에 유체 입력 밸브를 구비하고 하단에 유체 출력 밸브를 구비하는 챔버; 및 상기 유체 입력 밸브로 유체를 공급하여 상기 파우치 외장재를 상기 몰드에 맞게 가압 성형하기 위한 유체 공급부를 포함한다.

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Номер записи: 33
02-05-2019 дата публикации

SECONDARY BATTERY

Номер: WO2019083230A2
Автор: OH, Sei Woon, CHO, Sung Hwan, LIM, Soo-Hyun, WOO, Sun Hwak, PARK, Jinseo
Принадлежит:

A secondary battery comprises: an electrode assembly; a case comprising a sealing part enclosing the electrode assembly; and a lead electrically connected to the electrode assembly and extended in a first direction, wherein the lead comprises a first area in contact with the electrode assembly and positioned in the case, a second area exposed to the outside of the case, and a third area positioned between the first area and the second area and overlapping with the sealing part of the case, wherein the third area has a width in a second direction that is larger than the width of the first area and the width of the second area, and a thickness in a third direction that is smaller than the thickness of the first area and the thickness of the second area, wherein the second direction is perpendicular to the first direction, and the third direction is perpendicular to the first direction and the second direction.

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Номер записи: 34
11-01-2018 дата публикации

전기화학소자용 전극 조립체

Номер: KR0101817239B1
Автор: 최영근, 양지혜, 오송택, 우선확
Принадлежит: 주식회사 엘지화학

... 본 발명은 발명은 전기화학소자용 전극 조립체 및 이를 제조하는 방법에 대한 것이다. 더욱 상세하게는 저항 특성 및 분리막과 전극간의 이온 전도도가 우수한 전극 조립체 및 이를 제조 하는 방법에 대한 것이다. 본원 발명에 따른 전기화학소자용 전극은 내부까지 전해액의 침투가 용이하여 전해액 함침성이 높아 사이클 특성이나 출력 특성이 현저하게 개선되는 효과가 있다. 또한, 본 발명에 따른 전극 제조 방법은 상부 전극 활물질 단층 형성시 수행되는 공정에 의해 하부 전극 활물질 단층의 기공도가 저하되지 않는다.

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Номер записи: 35