JP2019178429A - 均一な厚さを有する銅箔 - Google Patents
均一な厚さを有する銅箔 Download PDFInfo
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- JP2019178429A JP2019178429A JP2019097556A JP2019097556A JP2019178429A JP 2019178429 A JP2019178429 A JP 2019178429A JP 2019097556 A JP2019097556 A JP 2019097556A JP 2019097556 A JP2019097556 A JP 2019097556A JP 2019178429 A JP2019178429 A JP 2019178429A
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- copper foil
- electrolytic copper
- negative electrode
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/04—Wires; Strips; Foils
-
- 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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
-
- 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
- H01M4/64—Carriers or collectors
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D1/00—Electroforming
- C25D1/10—Moulds; Masks; Masterforms
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/38—Electroplating: Baths therefor from solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/02—Electroplating of selected surface areas
- C25D5/022—Electroplating of selected surface areas using masking means
-
- 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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
- H01M4/386—Silicon or alloys based on silicon
-
- 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
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
-
- 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
-
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- 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
-
- 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
-
- 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
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0355—Metal foils
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/02—Apparatus or processes for manufacturing printed circuits in which the conductive material is applied to the surface of the insulating support and is thereafter removed from such areas of the surface which are not intended for current conducting or shielding
- H05K3/022—Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates
- H05K3/025—Processes for manufacturing precursors of printed circuits, i.e. copper-clad substrates by transfer of thin metal foil formed on a temporary carrier, e.g. peel-apart copper
-
- 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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- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cell Electrode Carriers And Collectors (AREA)
- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
・負電荷に接続されたドラムの少なくとも一部の周囲に、硫酸銅電解液を提供する工程、
・試験銅箔を電着させ、その厚さプロファイルを測定する工程、
・前記厚さプロファイルに対応する1つまたは1つ以上の絶縁マスクを準備する工程、
・寸法安定陽極の表面に、1つまたは1つ以上の絶縁マスクを配置する工程、
・硫酸銅電解液において電気化学反応を行うことにより、本開示の電解銅箔を得る工程、
・電解銅箔をドラムから剥離する工程、および
・電解銅箔をロール状に巻く工程。
[実施例]
重量偏差:電解銅箔を長さ50mm×幅50mmの小片に切断した。試験片の測定は、微量天秤(メトラー・トレド・インターナショナル(株)製のAG−204型)を用いた。各試験片について、表示数値の重量値に400を掛けて、面積重量(g/m2)を得た。重量偏差は、((最大面積重量−最小面積重量)/平均面積重量)×100で定義される。
[1](a)電解銅箔の横断面領域を横切る1つ〜4つの界面線、
(b)2.0%未満の重量偏差、
(c)表面粗さ(Rz)が2μm以下である沈積面、および
(d)30kgf/mm2〜40kgf/mm2の引張強さ
を含む電解銅箔であって、
前記重量偏差は、前記電解銅箔を、長さ50mm×幅50mmの面積を有する複数の小片に切断し、各小片の面積重量(g/m2)を測定して、下記式:
[2]前記の(b)重量偏差が1.6%未満である[1]の電解銅箔。
[3]前記の(b)重量偏差が1.4%〜1.6%である[1]の電解銅箔。
[4] 前記沈積面の表面粗さ(Rz)が1.43μm〜1.93μmである、[1]の電解銅箔。
2 電解浴
3 電解銅箔
4 ガイドローラ
5 銅箔ロール
10 電池缶
11、12 絶縁板
13 電池カバー
14 ディスクプレート
15 安全弁機構
16 PTC装置
17 ガスケット
21 巻回電極体
22、32 正極
23、31 負極
24、33 セパレータ
25 中心軸
26 正極リード
27 負極リード
31a 負極集電体
31b 負極活物質層
32a 正極集電体
32b 正極活物質層
34 封止カップ
35 封止缶
36 絶縁密封ガスケット
50 二次電池
A、B、C、D、E 点
Claims (4)
- (a)電解銅箔の横断面領域を横切る1つ〜4つの界面線、
(b)2.0%未満の重量偏差、
(c)表面粗さ(Rz)が2μm以下である沈積面、および
(d)30kgf/mm2〜40kgf/mm2の引張強さ
を含む電解銅箔であって、
前記重量偏差は、前記電解銅箔を、長さ50mm×幅50mmの面積を有する複数の小片に切断し、各小片の面積重量(g/m2)を測定して、下記式:
- 前記の(b)重量偏差が1.6%未満である請求項1に記載の電解銅箔。
- 前記の(b)重量偏差が1.4%〜1.6%である請求項1に記載の電解銅箔。
- 前記沈積面の表面粗さ(Rz)が1.43μm〜1.93μmである、請求項1に記載の電解銅箔。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/284,011 US9711799B1 (en) | 2016-10-03 | 2016-10-03 | Copper foil having uniform thickness and methods for manufacturing the copper foil |
US15/284,011 | 2016-10-03 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017193483A Division JP6837409B2 (ja) | 2016-10-03 | 2017-10-03 | 均一な厚さを有する銅箔およびその製造方法 |
Publications (1)
Publication Number | Publication Date |
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JP2019178429A true JP2019178429A (ja) | 2019-10-17 |
Family
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JP2017193483A Active JP6837409B2 (ja) | 2016-10-03 | 2017-10-03 | 均一な厚さを有する銅箔およびその製造方法 |
JP2019097556A Pending JP2019178429A (ja) | 2016-10-03 | 2019-05-24 | 均一な厚さを有する銅箔 |
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JP2017193483A Active JP6837409B2 (ja) | 2016-10-03 | 2017-10-03 | 均一な厚さを有する銅箔およびその製造方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9711799B1 (ja) |
JP (2) | JP6837409B2 (ja) |
KR (1) | KR101887827B1 (ja) |
CN (1) | CN107895799B (ja) |
TW (1) | TWI623650B (ja) |
Cited By (1)
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JP2023512132A (ja) * | 2020-12-30 | 2023-03-24 | 広東嘉元科技股▲ふん▼有限公司 | 高周波・高速プリント回路基板用電解銅箔とその調製方法 |
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KR101951637B1 (ko) * | 2017-04-07 | 2019-02-26 | 일진머티리얼즈 주식회사 | 이차전지용 음극, 이의 제조방법 및 이를 사용하여 제조된 리튬이차전지 |
US11670805B2 (en) * | 2017-10-31 | 2023-06-06 | Snap Inc. | Nested PCM battery pack |
US11515575B2 (en) | 2017-10-31 | 2022-11-29 | Snap Inc. | Battery pack protection circuit module |
US10424793B2 (en) * | 2017-11-14 | 2019-09-24 | Chang Chun Petrochemical Co., Ltd. | Electrodeposited copper foil and method for producing the same, and current collector for lithium secondary battery and secondary battery comprising the electrodeposited copper foil |
KR102302184B1 (ko) | 2018-02-01 | 2021-09-13 | 에스케이넥실리스 주식회사 | 고온 치수 안정성 및 집합조직 안정성을 갖는 전해동박 및 그 제조방법 |
CN110120489A (zh) * | 2018-02-06 | 2019-08-13 | 丰田自动车株式会社 | 层叠电池 |
TWI675128B (zh) | 2019-04-19 | 2019-10-21 | 長春石油化學股份有限公司 | 電解銅箔 |
CN110042441B (zh) * | 2019-05-17 | 2021-10-26 | 九江德福科技股份有限公司 | 一种调节高抗拉铜箔面密度的方法 |
TWI700393B (zh) * | 2019-08-27 | 2020-08-01 | 長春石油化學股份有限公司 | 電解銅箔以及包含其之電極與鋰離子電池 |
JP7127631B2 (ja) * | 2019-10-21 | 2022-08-30 | トヨタ自動車株式会社 | 正極活物質の製造方法、及びリチウムイオン電池の製造方法 |
TWI697574B (zh) * | 2019-11-27 | 2020-07-01 | 長春石油化學股份有限公司 | 電解銅箔、電極及包含其之鋰離子電池 |
CN111155162A (zh) * | 2020-02-26 | 2020-05-15 | 广东兴达鸿业电子有限公司 | 改善pcb电镀铜均匀性的方法 |
CA3172526A1 (en) * | 2021-10-07 | 2023-04-07 | Circuit Foil Luxembourg | Copper foil with high energy at break and secondary battery comprising the same |
CN113972379B (zh) * | 2021-11-02 | 2023-01-10 | 北京科技大学 | 一种利用固体电解质制备铜箔的方法及其铜箔 |
CA3172450A1 (en) * | 2021-12-24 | 2023-06-24 | Circuit Foil Luxembourg | Electrolytic copper foil having high tensile strength and secondary battery comprising the same |
CN114703515B (zh) * | 2022-04-14 | 2024-05-03 | 中国科学院金属研究所 | 一种铜箔及其制备方法、以及一种电路板和集电体 |
CN114725394A (zh) * | 2022-04-20 | 2022-07-08 | 江阴纳力新材料科技有限公司 | 富电子负极集流体及其制备方法、电极极片和电池 |
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2016
- 2016-10-03 US US15/284,011 patent/US9711799B1/en active Active
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2017
- 2017-09-15 TW TW106131770A patent/TWI623650B/zh active
- 2017-09-28 KR KR1020170126322A patent/KR101887827B1/ko active IP Right Grant
- 2017-09-29 CN CN201710906456.8A patent/CN107895799B/zh active Active
- 2017-10-03 JP JP2017193483A patent/JP6837409B2/ja active Active
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TW201814085A (zh) | 2018-04-16 |
KR20180037122A (ko) | 2018-04-11 |
US9711799B1 (en) | 2017-07-18 |
TWI623650B (zh) | 2018-05-11 |
JP6837409B2 (ja) | 2021-03-03 |
CN107895799A (zh) | 2018-04-10 |
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KR101887827B1 (ko) | 2018-08-10 |
CN107895799B (zh) | 2020-11-10 |
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