KR20170036005A - 폴피스 코팅층의 제거 방법 - Google Patents
폴피스 코팅층의 제거 방법 Download PDFInfo
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- KR20170036005A KR20170036005A KR1020177004931A KR20177004931A KR20170036005A KR 20170036005 A KR20170036005 A KR 20170036005A KR 1020177004931 A KR1020177004931 A KR 1020177004931A KR 20177004931 A KR20177004931 A KR 20177004931A KR 20170036005 A KR20170036005 A KR 20170036005A
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- 238000000576 coating method Methods 0.000 title 1
- 239000011247 coating layer Substances 0.000 claims abstract description 115
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- 238000009736 wetting Methods 0.000 claims abstract description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 12
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 9
- 229910001416 lithium ion Inorganic materials 0.000 claims description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 6
- 230000008016 vaporization Effects 0.000 claims description 6
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- 239000000853 adhesive Substances 0.000 claims description 4
- 230000001070 adhesive effect Effects 0.000 claims description 4
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims description 4
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 3
- 239000011149 active material Substances 0.000 claims description 2
- 239000006258 conductive agent Substances 0.000 claims description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
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- 230000008022 sublimation Effects 0.000 description 1
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/04—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by a combination of operations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/352—Working by laser beam, e.g. welding, cutting or boring for surface treatment
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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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
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- H01M2/26—
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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
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/139—Processes of manufacture
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
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- 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
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- 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
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- 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
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Abstract
Description
도 2는 도 1의 정면도이며,
도 3은 본 출원에 따른 폴피스 코팅층의 제거 방법 중 폴피스의 일 실시예의 평면도이며,
도 4은 도 3의 정면도이며,
도 5는 본 출원에 따른 폴피스 코팅층의 제거 방법 중 폴피스의 일 실시예의 평면도이며,
도 6은 도 5의 정면도이며,
도 7은 본 출원에 따른 폴피스 코팅층의 제거 방법의 일 실시예의 구성 평면도이며,
도 8은 도 7의 정면도이다.
1 폴피스
12 코팅층
11 집전체
R 제거 대상 영역
Claims (17)
- 폴피스 코팅층의 제거 방법에 있어서,
폴피스(1)는 집전체(11)와 집전체(11)의 적어도 일면에 코팅된 코팅층(12)을 포함하고, 상기 방법은, (1) 용매를 사용하여 폴피스(1) 상의 제거 대상 영역(R)의 코팅층(12)을 적시는 단계; (2) 레이저 빔이 폴피스(1) 상의 당해 제거 대상 영역(R)의 코팅층(12)을 조사하여, 폴피스(1) 상의 당해 제거 대상 영역(R)의 코팅층(12)을 적신 용매를 기화시킴으로써 폴피스(1) 상의 당해 제거 대상 영역(R)의 코팅층(12)을 파괴하여, 폴피스(1) 상의 당해 제거 대상 영역(R) 위치의 집전체(11)를 노출시키는 단계; 및 (3) 단계 (2)에서 발생한 코팅층의 잔여물을 제거하는 단계를 포함하는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
코팅층(12) 제거 영역에서 노출된 집전체(11)는 러그를 용접하기 위한 것임을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
집전체(11)의 두 표면에 코팅층(12)이 코팅되어 있는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
폴피스(1)은 양극 폴피스 또는 음극 폴피스인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
폴피스(1)는 리튬 이온 전지의 폴피스인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
폴피스(1)의 코팅층(12)은 활성 물질, 접착제와 도전제를 함유하는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
용매는 레이저 에너지를 흡수할 수 있는 성질을 가진 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제6 항에 있어서,
용매는 코팅층(12) 중의 접착제를 용해할 수 있는 성질을 가진 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
용매는 물, N-메틸피롤리돈(NMP), 디메틸포름아미드(DMF), 트리에틸포스페이트(TEP), 디메틸아세트아미드(DMAC) 및 디메틸술폭시드(DMSO)에서 선택된 적어도 하나인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
단계 (1)과 단계 (2) 사이에 폴피스(1) 상의 제거 대상 영역(R)을 고정하는 단계를 더 포함하는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제10 항에 있어서,
고정 방법은 진공 흡착 고정 및 인장 고정 중 적어도 하나인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
폴피스(1)의 일면에 코팅된 코팅층(12)의 두께는 30μm-200μm인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
레이저 빔은 플랫 탑 빔인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
레이저의 파워는 20W-500W인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
레이저 빔은 진동 미러 스캔 방법에 의해 폴피스(1) 상의 제거 대상 영역(R)의 코팅층(12)을 파괴하는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제1 항에 있어서,
단계 (3)에서 취하는 방식은 부압 흡입 제거 및 에어 퍼지 중 적어도 하나의 방식인 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
- 제16 항에 있어서,
단계 (3) 이후, 먼지 접착 방법에 의해 코팅층의 잔여물을 제거하는 단계를 더 포함하는 것을 특징으로 하는 폴피스 코팅층의 제거 방법.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2014/086400 WO2016037352A1 (zh) | 2014-09-12 | 2014-09-12 | 极片涂层的移除方法 |
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| Publication Number | Publication Date |
|---|---|
| KR20170036005A true KR20170036005A (ko) | 2017-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020177004931A Ceased KR20170036005A (ko) | 2014-09-12 | 2014-09-12 | 폴피스 코팅층의 제거 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20170170454A1 (ko) |
| EP (1) | EP3190646A4 (ko) |
| JP (1) | JP2017526128A (ko) |
| KR (1) | KR20170036005A (ko) |
| CN (1) | CN106797015A (ko) |
| WO (1) | WO2016037352A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107661885A (zh) * | 2017-10-23 | 2018-02-06 | 惠州市成泰自动化科技有限公司 | 一种电芯极耳自动清洗装备 |
| KR20230126321A (ko) * | 2022-02-23 | 2023-08-30 | 박성우 | 자동차용 시트의 표장 부착 방법 |
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| CN105406028A (zh) * | 2014-09-12 | 2016-03-16 | 东莞新能源科技有限公司 | 极片涂层的移除方法 |
| CN109465251A (zh) * | 2018-11-23 | 2019-03-15 | 惠州锂威新能源科技有限公司 | 一种清除极片涂层的工艺及装置 |
| DE102020112500A1 (de) * | 2020-05-08 | 2021-11-11 | Einhell Germany Ag | Kontaktlose Aufbereitung einer Trägerfolie für eine Elektrode eines Lithium-Ionen-Akkumulators |
| CN112038558B (zh) * | 2020-07-23 | 2022-11-18 | 惠州锂威新能源科技有限公司 | 一种极片涂层刮除系统及极片涂层刮除方法 |
| CN112038565B (zh) * | 2020-07-23 | 2022-02-08 | 深圳市比亚迪锂电池有限公司 | 极片开槽方法及装置 |
| CN112658489B (zh) * | 2020-12-29 | 2022-05-13 | 比亚迪股份有限公司 | 清除极片活性物质的方法 |
| CN112792006B (zh) * | 2020-12-29 | 2022-01-07 | 比亚迪股份有限公司 | 极片活性物质的清除方法及清除设备 |
| EP4416783A4 (en) * | 2021-10-13 | 2025-09-03 | Elevated Mat Germany Gmbh | LASER PROCESSING OF LITHIUM BATTERY STRIP |
| CN116174405B (zh) * | 2022-12-30 | 2024-09-20 | 广东利元亨智能装备股份有限公司 | 一种激光清洗设备、激光清洗方法和极片制造系统 |
| CN117206686A (zh) * | 2023-08-18 | 2023-12-12 | 武汉华工激光工程有限责任公司 | 一种ito膜层表面ar膜层的激光加工方法及光学膜组结构 |
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| TWI429127B (zh) * | 2006-05-12 | 2014-03-01 | A123 Systems Inc | 處理塗層片的裝置與方法 |
| JP2008042017A (ja) * | 2006-08-08 | 2008-02-21 | Tomozumi Kamimura | レジストを回収可能なレジスト剥離除去方法及びそれを用いる半導体製造装置 |
| US20100201038A1 (en) * | 2007-01-19 | 2010-08-12 | Basf Se | Method for the transfer of structural data, and device therefor |
| EP2253413A1 (en) * | 2009-05-15 | 2010-11-24 | National University of Ireland Galway | Method for laser ablation |
| US8309880B2 (en) * | 2010-01-29 | 2012-11-13 | Phoenix Silicon International Corporation | Coating layer removing apparatus and method for the same |
| DE102010044080A1 (de) * | 2010-11-17 | 2012-05-24 | Varta Microbattery Gmbh | Herstellungsverfahren für Elektroden |
-
2014
- 2014-09-12 KR KR1020177004931A patent/KR20170036005A/ko not_active Ceased
- 2014-09-12 CN CN201480081503.4A patent/CN106797015A/zh active Pending
- 2014-09-12 WO PCT/CN2014/086400 patent/WO2016037352A1/zh not_active Ceased
- 2014-09-12 EP EP14901768.3A patent/EP3190646A4/en not_active Withdrawn
- 2014-09-12 JP JP2017508671A patent/JP2017526128A/ja active Pending
-
2017
- 2017-02-27 US US15/444,179 patent/US20170170454A1/en not_active Abandoned
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107661885A (zh) * | 2017-10-23 | 2018-02-06 | 惠州市成泰自动化科技有限公司 | 一种电芯极耳自动清洗装备 |
| KR20230126321A (ko) * | 2022-02-23 | 2023-08-30 | 박성우 | 자동차용 시트의 표장 부착 방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016037352A1 (zh) | 2016-03-17 |
| JP2017526128A (ja) | 2017-09-07 |
| CN106797015A (zh) | 2017-05-31 |
| EP3190646A4 (en) | 2018-04-04 |
| EP3190646A1 (en) | 2017-07-12 |
| US20170170454A1 (en) | 2017-06-15 |
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