KR101029020B1 - 도전성 부재들의 전기적 연결 방법 - Google Patents
도전성 부재들의 전기적 연결 방법 Download PDFInfo
- Publication number
- KR101029020B1 KR101029020B1 KR1020060117311A KR20060117311A KR101029020B1 KR 101029020 B1 KR101029020 B1 KR 101029020B1 KR 1020060117311 A KR1020060117311 A KR 1020060117311A KR 20060117311 A KR20060117311 A KR 20060117311A KR 101029020 B1 KR101029020 B1 KR 101029020B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrode
- coating layer
- welding
- piezoelectric material
- metal sheet
- Prior art date
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- 235000015041 whisky Nutrition 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/02—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for soldered or welded connections
- H01R43/0207—Ultrasonic-, H.F.-, cold- or impact welding
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
-
- 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
-
- 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
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Abstract
Description
Claims (17)
- 용접 부위를 제외하고 나머지 부위에 전기 절연성의 코팅층을 형성하는 것이 요구되는 도전성 부재(A)에 또 다른 도전성 부재(B)를 용접하여 접속시키는 방법으로서, 압전물질을 포함하는 전기절연성 코팅층을 상기 도전성 부재(A)의 전면에 코팅한 후, 상기 압전물질에 의한 통전이 이루어질 수 있는 압력으로 상기 도전성 부재(A)에 대해 도전성 부재(B)를 가압함과 동시에 도전성 부재(A, B)에 전류를 인가하면서 초음파 용접에 의해 결합시키는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 압전물질은 비가압 상태에서 절연성을 나타내고 가압 상태에서 도전성을 나타내는 물질로서, BaTiO3, PZT 및 PbTiO3로 이루어진 군에서 선택되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 압전물질은 코팅층 전체 중량을 기준으로 20 내지 80 중량%로 포함되어 있는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 코팅층은 3 ㎛ 내지 5 ㎛의 두께로 형성되는 것을 특징으로 하는 방법.
- 제 1 항에 있어서, 상기 전기절연성 코팅층은 폴리올레핀, 폴리이미드, 폴리아미드, 실리콘 수지, PP, 및 PE로 이루어진 군에서 선택되는 고분자 수지에 압전물질이 분산되어 있는 구조로 이루어진 것을 특징으로 하는 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 활물질을 포함하는 전극 합제를 금속시트 상에 도포한 후 재단하여 판상형 전극을 제조하는 이차전지의 제조방법으로서,전극판 높이와 전극탭 높이의 크기('전극 길이')를 기준으로, 상기 전극 길이의 2 배 내지 8 배의 폭과 전극판 폭의 2 배 이상의 길이를 가진 금속시트를 사용하여,적어도 2 개의 전극이 전극 길이 방향과 전극판 폭 방향으로 인접하여 얻어질 수 있도록, 전극탭에 대응하는 부위를 제외하고 상기 금속시트 상에 전극 합제를 연속하여 패터닝 도포하고,전극 합제가 도포되지 않은 부위('무지부')에 절연성 물질을 코팅한 후 전극의 형태로 재단하는 과정을 포함하는 것을 특징으로 하는 방법.
- 제 11 항에 있어서, 상기 금속시트의 폭은 전극 길이의 4 배 내지 8 배에 대응하는 것을 특징으로 하는 방법.
- 제 11 항에 있어서, 상기 금속시트의 길이는 전극판 폭의 5 배 이상인 것을 특징으로 하는 방법.
- 제 11 항에 있어서, 상기 금속시트의 폭을 기준으로 그것의 양측 단부에는 전극탭이 중심부를 향하도록 전극들(최외측 전극들)이 배향될 수 있게 전극 합제가 도포되며, 상기 최외측 전극에 인접한 전극은 그것의 전극탭이 상기 최외측 전극을 향하도록 배향될 수 있게 전극 합제가 도포되는 것을 특징으로 하는 방법.
- 제 12 항에 있어서, 금속시트의 폭 방향을 기준으로, 전극탭들이 서로 대면하는 방향으로 배열되어 있는 전극들에서, 상기 전극탭들이 서로 인접하지 않고 교번 방식으로 배열될 수 있도록 전극들을 절취하는 것을 특징으로 하는 방법.
- 제 15 항에 있어서, 상기 전극탭들이 서로 대면하는 방향으로 배열되어 있는 전극들에서, 전극판들 사이의 거리는 이들의 전극탭 높이의 합과 동일하거나 그보다 작은 것을 특징으로 하는 방법.
- 제 11 항에 있어서, 상기 무지부에 대한 절연성 물질의 도포는 전극판들 사이의 폭을 기준으로 80 내지 110%의 범위에서 수행되는 것을 특징으로 하는 방법.
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Cited By (2)
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KR101387025B1 (ko) * | 2011-06-30 | 2014-04-18 | 주식회사 엘지화학 | 접촉저항이 개선된 이차전지 |
KR101397833B1 (ko) | 2014-01-20 | 2014-05-20 | 선박안전기술공단 | 이종 접합 방식의 배터리의 전극 탭 융착 장치 |
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KR102398572B1 (ko) | 2018-11-30 | 2022-05-13 | 주식회사 엘지에너지솔루션 | 압전 소자 및 열전 소자를 포함하는 원통형 이차 전지 |
CN114221055B (zh) * | 2021-12-17 | 2023-08-01 | 横店集团东磁股份有限公司 | 一种柔性应力传感功能集流体及其制备方法与应用 |
KR102754893B1 (ko) * | 2022-11-22 | 2025-01-13 | 주식회사 엘지에너지솔루션 | 전극 조립체 제조 장치 및 전극 조립체 제조 방법 |
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JPH06271361A (ja) * | 1993-03-23 | 1994-09-27 | Canon Inc | 絶縁体と導電体との接合体並びに接合方法 |
KR20060068426A (ko) * | 2004-12-16 | 2006-06-21 | 주식회사 엘지화학 | 안전성이 향상된 스택형 발전소자의 파우치형 이차전지 |
KR20080030698A (ko) * | 2006-10-02 | 2008-04-07 | 주식회사 엘지화학 | 안전성이 향상된 이차전지의 제조방법 |
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JPH06271361A (ja) * | 1993-03-23 | 1994-09-27 | Canon Inc | 絶縁体と導電体との接合体並びに接合方法 |
KR20060068426A (ko) * | 2004-12-16 | 2006-06-21 | 주식회사 엘지화학 | 안전성이 향상된 스택형 발전소자의 파우치형 이차전지 |
KR20080030698A (ko) * | 2006-10-02 | 2008-04-07 | 주식회사 엘지화학 | 안전성이 향상된 이차전지의 제조방법 |
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KR101397833B1 (ko) | 2014-01-20 | 2014-05-20 | 선박안전기술공단 | 이종 접합 방식의 배터리의 전극 탭 융착 장치 |
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