WO2023080475A1 - 전해액의 분할 주입을 포함하는 이차전지의 제조방법 - Google Patents
전해액의 분할 주입을 포함하는 이차전지의 제조방법 Download PDFInfo
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- WO2023080475A1 WO2023080475A1 PCT/KR2022/015519 KR2022015519W WO2023080475A1 WO 2023080475 A1 WO2023080475 A1 WO 2023080475A1 KR 2022015519 W KR2022015519 W KR 2022015519W WO 2023080475 A1 WO2023080475 A1 WO 2023080475A1
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- WO
- WIPO (PCT)
- Prior art keywords
- electrolyte
- injected
- injection
- amount
- injection amount
- Prior art date
Links
- 239000003792 electrolyte Substances 0.000 title claims abstract description 211
- 238000002347 injection Methods 0.000 title claims abstract description 146
- 239000007924 injection Substances 0.000 title claims abstract description 146
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 40
- 239000008151 electrolyte solution Substances 0.000 claims description 30
- 238000012937 correction Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 6
- 230000007547 defect Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 5
- 238000001802 infusion Methods 0.000 description 5
- 238000011109 contamination Methods 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 1
- 208000032953 Device battery issue Diseases 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
- H01M50/609—Arrangements or processes for filling with liquid, e.g. electrolytes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Definitions
- the present invention relates to a method for manufacturing a secondary battery including split injection of electrolyte.
- a secondary battery is manufactured by inserting an electrode assembly assembled by manufacturing a positive electrode, a negative electrode, and a separator into a battery case such as a pouch, injecting an electrolyte solution into the case, and then sealing the assembly.
- a battery case such as a pouch
- injecting an electrolyte solution into the case
- sealing the assembly since the performance of the battery is determined according to the state of impregnation of the electrolyte injected into the battery case, it is important to inject the electrolyte more quantitatively, and for this purpose, considerable time is required during the process of manufacturing the battery. .
- an object of the present invention is to provide a technology capable of quantitatively injecting a large-capacity electrolyte of 200 g or more into a battery case in a short time during manufacture of a secondary battery.
- the present invention in one embodiment, the present invention
- the injection amount of the secondly injected electrolyte is calculated by calculating the correction value from the average value of the firstly injected electrolyte injection amount from the n-ath (provided, an integer of 10 ⁇ a ⁇ 20) to the nth when the electrolyte injection is performed at the n+1th time. And, it provides a manufacturing method of a secondary battery determined by reflecting the calculated correction value to a preset secondary electrolyte injection amount.
- the average value of the firstly injected electrolyte injection amount is,
- the correction value may be a deviation between the average value of the confidence interval of the first injection amount of the electrolyte and the sum of the preset second injection amount of the electrolyte and the total injection amount of the electrolyte.
- the manufacturing method of the secondary battery is performed using a pump-type injection device for injecting electrolyte through a syringe, and the secondly injected electrolyte injection amount calculates the driving value of the syringe according to the correction value, and the calculated driving value It can be adjusted by operating the syringe by reflecting the preset syringe drive value.
- the method for manufacturing a secondary battery according to the present invention may further include, after the step of firstly injecting the electrolyte into the battery case, measuring the amount of the firstly injected electrolyte, and the firstly injected amount of the electrolyte. After the step of measuring , the step of storing the measured primary electrolyte injection amount may be further included.
- the injection amount of the secondly injected electrolyte solution may be 10 to 60% by weight based on the total injection amount of the electrolyte solution, specifically 20 to 40% by weight based on the total injection amount of the electrolyte solution.
- the total amount of the electrolyte solution injected into the battery case may be 200 g or more.
- a total time for injecting the total electrolyte solution into the battery case may be less than 3 seconds.
- a large-capacity electrolyte is divided into two injections, and the secondary injection amount of the electrolyte is corrected by reflecting the average value of the first injection amount of the electrolyte injected in the previous round, so that the electrolyte can be injected quantitatively within a short time. Therefore, when manufacturing a battery in which 200 g or more of electrolyte is injected, such as a large-capacity secondary battery or a long-cell model secondary battery, not only can the defect rate be significantly reduced, but also the performance of the secondary battery can be further improved.
- the term "comprises” or “has” is intended to designate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, but one or more other features It should be understood that the presence or addition of numbers, steps, operations, components, parts, or combinations thereof is not precluded.
- a part such as a layer, film, region, plate, etc. when a part such as a layer, film, region, plate, etc. is described as being “on” another part, this includes not only the case where it is “directly on” the other part, but also the case where another part is present in the middle thereof. . Conversely, when a part such as a layer, film, region, plate, or the like is described as being “under” another part, this includes not only being “directly under” the other part, but also the case where there is another part in the middle. In addition, in the present application, being disposed “on” may include the case of being disposed not only on the upper part but also on the lower part.
- ppm refers to the number of secondary batteries produced per minute, which may indicate process efficiency. For example, 15 ppm may mean that 15 secondary batteries are produced per minute.
- total injection time means the time when the electrolyte is injected into the battery case through the syringe of the injection device when the electrolyte is injected into the battery case, the amount of electrolyte to be injected is calculated at this time, and the calculated amount of electrolyte According to this, the time during which the piston of the syringe is adjusted can be excluded.
- the present invention in one embodiment, the present invention
- the injection amount of the secondly injected electrolyte is calculated by calculating the correction value from the average value of the firstly injected electrolyte injection amount from the n-ath (provided, an integer of 10 ⁇ a ⁇ 20) to the nth when the electrolyte injection is performed at the n+1th time. And, it provides a method for manufacturing a secondary battery determined by reflecting the calculated correction value to a preset electrolyte injection amount.
- a manufacturing method of a secondary battery according to the present invention is a manufacturing method of injecting an electrolyte solution through a pump-type injection device for injecting the electrolyte solution through a syringe, and includes the step of injecting the electrolyte solution twice into a battery case into which an electrode assembly is inserted. do.
- the manufacturing method includes the steps of firstly injecting an electrolyte at a predetermined injection amount into a battery case into which an electrode assembly is inserted; Secondarily injecting an electrolyte solution into the battery case in which the electrolyte solution was firstly injected; and sealing the battery case into which the electrolyte is secondarily injected.
- the first injection of the electrolyte is a process in which the electrolyte is injected for the first time according to a preset electrolyte injection amount. , Specifically, it may be 60 to 20% by weight.
- the first injection amount of the electrolyte by adjusting the first injection amount of the electrolyte to 40% by weight or more of the total amount of the electrolyte, it is possible to prevent the accuracy of the electrolyte injection amount from deteriorating due to a large correction error of the second injection amount.
- the production efficiency of the battery according to the electrolyte injection rate may decrease.
- the present invention can improve this problem by adjusting the first injection amount of the electrolyte to 90% by weight or less of the total amount of the electrolyte.
- the electrolyte solution can be injected quantitatively at a high speed without contamination due to the electrolyte solution by dividingly injecting the excess electrolyte solution and using the average value of the amounts of the electrolyte solution firstly injected into the previous battery case during the secondary electrolyte injection.
- the present invention calculates a correction value from the average value of the electrolyte injection amount first injected from the n-a th (an integer of 10 ⁇ a ⁇ 20) to the n th when the electrolyte injection is performed n + 1 th,
- the injection amount of the secondly injected electrolyte is determined by reflecting the calculated correction value.
- the average value of the first injection amount of the electrolyte may be derived from the amounts of the electrolyte first injected into the previous battery case, and specifically, 1 of the previous 10 to 20 battery cases of the corresponding battery case into which the electrolyte is injected. It can be derived from the amount of injected electrolyte.
- the secondary electrolyte injected amount of the 21st battery case into which the electrolyte is injected can be obtained from the 10 primary electrolyte injected amounts from the 11th battery case to the 20th battery case in which the electrolyte was previously injected. .
- the average injection value (A, average) and standard deviation ( ⁇ ) of the first injected electrolyte injection amount for 10 to 20 previous battery cases into which the electrolyte was injected are calculated, and the calculated average injection value ( A confidence interval (CI, confidence interval) can be set from A) and standard deviation ( ⁇ ).
- the confidence interval is a range in which the standard deviation ( ⁇ ) is reflected in the calculated average injection value (A), the lower limit is greater than the value obtained by subtracting the standard deviation ( ⁇ ) from the average injection value (A), and the upper limit is the average injection value It may be smaller than (A) plus the standard deviation ( ⁇ ) (A- ⁇ CI ⁇ A+ ⁇ ).
- the battery failure rate is higher than in the case where the secondary electrolyte injection amount is determined by reflecting only the firstly injected electrolyte amount into the battery case. can be significantly lowered.
- the average value of the injected amount of the first injected electrolyte that is, the average value of the confidence interval (CIA) is used to calculate the correction value.
- the average value of the confidence interval of the injected amount of the first electrolyte and the predetermined sum of the injected amount of the second electrolyte may be calculated as a correction value.
- the total electrolyte injection amount A deviation of 0.1 g of (300 g) can be calculated as a correction value.
- the correction value calculated in this way is reflected in the preset injection amount of the secondary electrolyte, and the electrolyte may be secondarily injected into the corresponding battery case with the injection amount of the secondary electrolyte in which the correction value is reflected.
- the method for manufacturing a secondary battery according to the present invention uses a pump-type injection device in which electrolyte is injected into a battery case through a syringe.
- the pump-type injection device includes a first syringe for primarily injecting electrolyte into a battery case; It includes a second syringe for secondarily injecting the electrolyte into the battery case into which the electrolyte has been primarily injected, and the first and second syringes are coupled with high-pressure pumps to supply the battery case with a predetermined amount of electrolyte. It has an injectable configuration.
- the movement value of the piston provided inside each of the syringes is set in units of an injection amount of electrolyte per mm according to a predetermined injection amount of electrolyte.
- the present invention converts the correction value into an electrolyte injection amount per mm of the movement distance of the piston provided in the second syringe, and reflects this to the preset piston movement value of the second syringe, thereby reflecting it in the secondary electrolyte injection amount injected into the battery case. can do.
- the total amount of electrolyte injected into the battery case may be 200 g or more, specifically 250 g or more, 300 g or more, 400 g or more, 200 to 1,000 g, 300 to 1,000 g, 200 to 500 g, 300 to 800 g or 300 g. It can be ⁇ 500 g.
- the injected amount of the secondly injected electrolyte solution may be 10 to 60% by weight, specifically 20 to 40% by weight, based on the total amount of electrolyte injected.
- the secondary injection amount of the electrolyte by adjusting the secondary injection amount of the electrolyte to 10% by weight or more of the total electrolyte solution, it is possible to prevent the accuracy of the electrolyte injection amount from deteriorating due to a large correction error of the secondary injection amount.
- the secondary injection amount of the electrolyte to 60% by weight or less of the total amount of the electrolyte, it is possible to prevent the battery case from being contaminated by the electrolyte or lowering the production efficiency of the battery when the secondary electrolyte is injected.
- the time it takes for the battery case into which the electrode assembly is inserted is fixed and the electrolyte is completely injected may be less than 3 seconds, specifically 2.5 seconds or less, 2 seconds or less, 0.5 to 2.5 seconds, 1 to 2.5 seconds, or 1.5 to 2.5 seconds. can be seconds
- the time required from the first injection of the electrolyte to the sealing of the secondary battery into which the electrolyte is injected is the time to inject the electrolyte into the secondary battery case (the sum of the first and second injection times) ) and the injection amount calculation and control time for the second injection after the first injection.
- the present invention can maximize the manufacturing efficiency and productivity of a secondary battery by adjusting the total time for which the electrolyte is injected to less than 3 seconds, and can prevent battery performance deterioration by minimizing the time the electrolyte is exposed to the air.
- the step of measuring the amount of the electrolyte solution that is primarily injected may be further included.
- the weight of the battery case into which the electrode assembly is inserted is measured before electrolyte injection, and the weight is measured.
- the amount of the first injected electrolyte can be measured by continuously measuring the weight after the first injection of the electrolyte into the battery case.
- the measured primary electrolyte injection amount does not affect the electrolyte injection amount secondarily injected into the corresponding battery case, but may be measured to correct the secondary electrolyte injection amount of battery cases to be injected thereafter.
- a step of storing the measured first injection amount of the electrolyte solution may be further included.
- a large-capacity electrolyte is divided into two injections, and the secondary injection amount of the electrolyte is corrected by reflecting the average value of the first injection amount of the electrolyte injected in the previous round, thereby quantitatively injecting the electrolyte within a short time. Therefore, when manufacturing a battery in which 200 g or more of electrolyte is injected, such as a large-capacity secondary battery or a long-cell model secondary battery, the defect rate can be significantly reduced to a level of 15 ppm or less, and the performance of the secondary battery can be further improved. there is.
- a secondary battery is manufactured using a pump-type electrolyte injection device including a second syringe for secondly injecting electrolyte into a battery case in which electrolyte is first injected, and the first and second syringes are each coupled with a high-pressure pump.
- the 10 After calculating the injection value (A) and standard deviation ( ⁇ ), and setting a confidence interval using the calculated average injection value (A) and standard deviation ( ⁇ ), the 10 Among the primary electrolyte injection amounts of dogs, values that satisfied the confidence interval were selected, and their average value was derived as the confidence interval average (CIA). After summing the derived average value (CIA) with the preset secondary electrolyte injection amount, a deviation from the total electrolyte injection amount (300 g) was obtained as a correction value.
- CIA confidence interval average
- the correction value is converted into an electrolyte injection amount per mm of the piston movement distance of the second syringe provided in the electrolyte injection device, and this is reflected in the preset piston movement value of the second syringe to operate, thereby increasing the secondary electrolyte injection amount injected into the battery case. Adjusted.
- the primary electrolyte injection and secondary electrolyte injection conditions were preset as shown in Table 1 below, and the electrolyte was injected into 100 battery cases, respectively, and the total amount of the electrolyte finally injected was measured for the manufactured secondary batteries.
- the pump accuracy and injection amount distribution were evaluated and shown in Table 1.
- As a result of visually examining the appearance of each manufactured secondary battery it was confirmed that the interior and exterior of the secondary battery of Example 3 were contaminated.
- a secondary battery was manufactured using a pump-type electrolyte injection device including a syringe for injecting electrolyte into a battery case, and the syringe was coupled with a high-pressure pump.
- a secondary battery is manufactured using a pump-type electrolyte injection device including a second syringe for secondly injecting electrolyte into a battery case in which electrolyte is first injected, and the first and second syringes are each coupled with a high-pressure pump.
- 100 battery cases into which the electrode assemblies were inserted were prepared, and the prepared battery cases were installed in the pump-type electrolyte injection device described above. Thereafter, 300 g of electrolyte was injected into each battery case, and the battery case into which the electrolyte was injected was sealed to manufacture a secondary battery. At this time, when the secondary electrolyte was injected, the first electrolyte injection amount injected into the corresponding battery case was measured, and the deviation between the measured primary electrolyte injection amount and the total electrolyte injection amount (300 g) was applied as the secondary electrolyte injection amount.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Filling, Topping-Up Batteries (AREA)
Abstract
Description
1차 주액 | 2차 주액 | 펌프 정확도 | 주액량 산포 |
|||
주액량 | 주액시간 | 주액량 | 주액시간 | |||
실시예 1 | 200g | 2 초 | 100g | 1 초 | ±0.5% | ±0.5g |
실시예 2 | 150g | 1.5 초 | 150g | 1.5 초 | ±0.5% | ±0.75g |
실시예 3 | 285g | 3 초 | 15g | 0.2 초 | ±0.5% | ±0.08g |
Claims (10)
- 전극 조립체가 삽입된 전지 케이스에 기설정된 주입량으로 전해액을 1차 주입하는 단계;전해액이 1차 주입된 전지 케이스에 전해액을 2차 주입하는 단계; 및전해액이 2차 주입된 전지 케이스를 실링하는 단계를 포함하되,2차 주입되는 전해액의 주입량은 전해액 주입이 n+1번째로 수행되는 경우, n-a번째(단, 10≤a≤20의 정수)에서 n번째까지 1차 주입된 전해액 주입량의 평균값으로부터 보정값을 산출하고, 산출된 보정값을 기설정된 2차 전해액 주입량에 반영하여 결정되는 이차전지의 제조방법.
- 제1항에 있어서,1차 주입된 전해액 주입량의 평균값은,n-a번째(단, 10≤a≤20의 정수)에서 n번째까지 1차 주입된 전해액 주입량의 평균 주액값(A) 및 표준 편차(σ)를 산출하는 단계;산출된 평균 주액값(A)과 표준 편차(σ)로부터 신뢰구간을 설정하는 단계;상기 평균 주액값(A) 및 표준 편차(σ)의 산출 시 사용된 a개의 1차 전해액 주입량 중 설정된 신뢰구간에 속하는 값만을 선별하고, 이들의 평균값인 신뢰구간 평균값을 산출하는 단계에 의해 얻어지는 이차전지의 제조방법.
- 제1항에 있어서,보정값은 1차 전해액 주입량의 신뢰구간 평균값 및 기설정된 2차 전해액 주입량의 합과 총 전해액 주입량의 편차인 것을 특징으로 하는 이차전지의 제조방법.
- 제1항에 있어서,이차전지의 제조방법은 실린지를 통해 전해액을 주입하는 펌프형 주입장치를 이용하는 수행되고,2차 주입되는 전해액 주입량은 보정값에 따른 실린지의 구동값을 산출하고, 산출된 구동값을 기설정된 실린지 구동값에 반영하여 실린지를 작동시킴으로써 조절되는 이차전지의 제조방법.
- 제1항에 있어서,전지 케이스에 전해액을 1차 주입하는 단계 이후에,1차 주입된 전해액의 양을 측정하는 단계를 더 포함하는 이차전지의 제조방법.
- 제5항에 있어서,1차 주입된 전해액의 양을 측정하는 단계 이후에,측정된 1차 전해액 주입량을 저장하는 단계를 더 포함하는 이차전지의 제조방법.
- 제1항에 있어서,2차 주입되는 전해액의 주입량은 전해액의 총 주입량에 대하여 10 내지 60 중량%인 이차전지의 제조방법.
- 제1항에 있어서,2차 주입되는 전해액의 주입량은 전해액의 총 주입량에 대하여 20 내지 40 중량%인 이차전지의 제조방법.
- 제1항에 있어서,주액되는 전해액의 총량은 200g 이상인 이차전지의 제조방법.
- 제1항에 있어서,전해액의 총 주액 시간은 3초 미만인 이차전지의 제조방법.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
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US18/275,141 US20240128621A1 (en) | 2021-11-02 | 2022-10-13 | Secondary battery manufacturing method comprising divisional injection of electrolyte |
EP22890210.2A EP4262011A1 (en) | 2021-11-02 | 2022-10-13 | Secondary battery manufacturing method comprising divisional injection of electrolyte |
JP2023543359A JP2024504309A (ja) | 2021-11-02 | 2022-10-13 | 電解液の分割注入を含む二次電池の製造方法 |
CN202280011579.4A CN116802927A (zh) | 2021-11-02 | 2022-10-13 | 包括电解质的分割注射的二次电池制造方法 |
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KR1020210149103A KR20230063731A (ko) | 2021-11-02 | 2021-11-02 | 전해액의 분할 주입을 포함하는 이차전지의 제조방법 |
KR10-2021-0149103 | 2021-11-02 |
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US (1) | US20240128621A1 (ko) |
EP (1) | EP4262011A1 (ko) |
JP (1) | JP2024504309A (ko) |
KR (1) | KR20230063731A (ko) |
CN (1) | CN116802927A (ko) |
WO (1) | WO2023080475A1 (ko) |
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2003086173A (ja) * | 2001-09-06 | 2003-03-20 | Shibaura Mechatronics Corp | 液体注入装置及び液体注入方法 |
KR20150014330A (ko) * | 2013-07-29 | 2015-02-06 | 주식회사 엘지화학 | 가스 배출 부재 및 전해질 주액 부재를 포함하는 전지 |
KR20180071044A (ko) * | 2016-12-19 | 2018-06-27 | 주식회사 엘지화학 | 이차전지의 제조 방법 |
KR20190060214A (ko) | 2017-11-24 | 2019-06-03 | (주)이티에스 | 전해질 주입장치 및 전해액 주입방법 |
KR20200065509A (ko) * | 2018-11-30 | 2020-06-09 | 주식회사 엘지화학 | 전해액 함침 장치 및 전해액 함침 방법 |
KR20210090916A (ko) * | 2020-01-13 | 2021-07-21 | 주식회사 엘지에너지솔루션 | 전해액 주입 방법 및 전해액 주입 장치 |
KR20210149103A (ko) | 2019-03-29 | 2021-12-08 | 더 보드 오브 리젠츠 오브 더 유니버시티 오브 텍사스 시스템 | Egfr 또는 her2 엑손 20 삽입을 지니는 암 세포에 대한 항종양 활성을 갖는 화합물 |
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2021
- 2021-11-02 KR KR1020210149103A patent/KR20230063731A/ko active Search and Examination
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2022
- 2022-10-13 JP JP2023543359A patent/JP2024504309A/ja active Pending
- 2022-10-13 US US18/275,141 patent/US20240128621A1/en active Pending
- 2022-10-13 WO PCT/KR2022/015519 patent/WO2023080475A1/ko active Application Filing
- 2022-10-13 CN CN202280011579.4A patent/CN116802927A/zh active Pending
- 2022-10-13 EP EP22890210.2A patent/EP4262011A1/en active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003086173A (ja) * | 2001-09-06 | 2003-03-20 | Shibaura Mechatronics Corp | 液体注入装置及び液体注入方法 |
KR20150014330A (ko) * | 2013-07-29 | 2015-02-06 | 주식회사 엘지화학 | 가스 배출 부재 및 전해질 주액 부재를 포함하는 전지 |
KR20180071044A (ko) * | 2016-12-19 | 2018-06-27 | 주식회사 엘지화학 | 이차전지의 제조 방법 |
KR20190060214A (ko) | 2017-11-24 | 2019-06-03 | (주)이티에스 | 전해질 주입장치 및 전해액 주입방법 |
KR20200065509A (ko) * | 2018-11-30 | 2020-06-09 | 주식회사 엘지화학 | 전해액 함침 장치 및 전해액 함침 방법 |
KR20210149103A (ko) | 2019-03-29 | 2021-12-08 | 더 보드 오브 리젠츠 오브 더 유니버시티 오브 텍사스 시스템 | Egfr 또는 her2 엑손 20 삽입을 지니는 암 세포에 대한 항종양 활성을 갖는 화합물 |
KR20210090916A (ko) * | 2020-01-13 | 2021-07-21 | 주식회사 엘지에너지솔루션 | 전해액 주입 방법 및 전해액 주입 장치 |
Also Published As
Publication number | Publication date |
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CN116802927A (zh) | 2023-09-22 |
EP4262011A1 (en) | 2023-10-18 |
KR20230063731A (ko) | 2023-05-09 |
US20240128621A1 (en) | 2024-04-18 |
JP2024504309A (ja) | 2024-01-31 |
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