JP7011639B2 - 抗銅バリ特性を有する電解銅箔 - Google Patents
抗銅バリ特性を有する電解銅箔 Download PDFInfo
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- JP7011639B2 JP7011639B2 JP2019234702A JP2019234702A JP7011639B2 JP 7011639 B2 JP7011639 B2 JP 7011639B2 JP 2019234702 A JP2019234702 A JP 2019234702A JP 2019234702 A JP2019234702 A JP 2019234702A JP 7011639 B2 JP7011639 B2 JP 7011639B2
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- copper foil
- electrolytic copper
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- copper
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 282
- 239000011889 copper foil Substances 0.000 title claims description 146
- 229910052802 copper Inorganic materials 0.000 title claims description 139
- 239000010949 copper Substances 0.000 title claims description 139
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 28
- 229910001416 lithium ion Inorganic materials 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 19
- 239000008151 electrolyte solution Substances 0.000 claims description 15
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 12
- 150000001412 amines Chemical class 0.000 claims description 12
- 229920000570 polyether Polymers 0.000 claims description 12
- 239000006183 anode active material Substances 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 238000004458 analytical method Methods 0.000 claims description 5
- 239000011888 foil Substances 0.000 claims description 5
- 229920002774 Maltodextrin Polymers 0.000 claims description 3
- 239000005913 Maltodextrin Substances 0.000 claims description 3
- 229940035034 maltodextrin Drugs 0.000 claims description 3
- 238000004070 electrodeposition Methods 0.000 claims description 2
- FRTIVUOKBXDGPD-UHFFFAOYSA-M sodium;3-sulfanylpropane-1-sulfonate Chemical compound [Na+].[O-]S(=O)(=O)CCCS FRTIVUOKBXDGPD-UHFFFAOYSA-M 0.000 claims description 2
- 239000002482 conductive additive Substances 0.000 claims 1
- 238000005520 cutting process Methods 0.000 description 27
- 238000010586 diagram Methods 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 13
- 239000003792 electrolyte Substances 0.000 description 13
- 238000004080 punching Methods 0.000 description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 10
- 238000012360 testing method Methods 0.000 description 10
- 230000037303 wrinkles Effects 0.000 description 7
- 238000002788 crimping Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 230000001788 irregular Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- 239000002923 metal particle Substances 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000010998 test method Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000010405 anode material Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000007600 charging Methods 0.000 description 3
- 238000007373 indentation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 229920003266 Leaf® Polymers 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000006256 anode slurry Substances 0.000 description 2
- 230000009172 bursting Effects 0.000 description 2
- 239000006257 cathode slurry Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 229910000365 copper sulfate Inorganic materials 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 235000015110 jellies Nutrition 0.000 description 2
- 239000008274 jelly Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000003449 preventive effect Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- MEYPTTGKRCLPLF-UHFFFAOYSA-N CC(CC1CN)C1C1CCC1 Chemical compound CC(CC1CN)C1C1CCC1 MEYPTTGKRCLPLF-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 241000156302 Porcine hemagglutinating encephalomyelitis virus Species 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003125 aqueous solvent Substances 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000010281 constant-current constant-voltage charging Methods 0.000 description 1
- 229910001431 copper ion Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000000499 gel Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
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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
- H01M4/70—Carriers or collectors characterised by shape or form
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/66—Current collectors
- H01G11/68—Current collectors characterised by their material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/74—Terminals, e.g. extensions of current collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
-
- 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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- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/043—Processes of manufacture in general involving compressing or compaction
- H01M4/0435—Rolling or calendering
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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
- H01M4/04—Processes of manufacture in general
- H01M4/0438—Processes of manufacture in general by electrochemical processing
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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
- H01M4/13—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
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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
- H01M4/64—Carriers or collectors
- H01M4/66—Selection of materials
- H01M4/661—Metal or alloys, e.g. alloy coatings
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/26—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features
- H01G11/28—Electrodes characterised by their structure, e.g. multi-layered, porosity or surface features arranged or disposed on a current collector; Layers or phases between electrodes and current collectors, e.g. adhesives
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- H—ELECTRICITY
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- 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
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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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- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
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- Y10T428/12431—Foil or filament smaller than 6 mils
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Description
実施例および比較例
比破裂強度(kPa*m2/g)=破裂強度(kPa)/単位面積重量(g/m2)
実施例および比較例の分析と検討
比較例6:引張強度は上限(40kgf/mm2)を超える場合、および比較例12:引張強度が30kgf/mm2未満である場合、銅バリ数が増加する。
本開示の電解銅箔で製造されたリチウムイオン二次再充電可能電池の充放電サイクル試験
12 ポーチ
14 複合材料
16 カソード
18 アノード
19、20 セパレータ
22 負タブ
24 正タブ
25 ドラム
26 タンク
27 電解液
28 アノード
29 ポート
30 原反電解銅箔
31 ドラム面
32 沈積面
33、34、35、36 ガイドローラ
37 第2タンク
38 さび防止溶液
39、40、41、42 搬送ローラー
43 表面処理された銅箔
44、45、46、47 エアナイフ
48 マザーロール
49 (マーカー)箇所
50 ロール製品
51 上部ナイフ
52 下部ナイフ
53 縁部
54、64、65 銅バリ
55、56、57、58 異なる形状の銅バリ
59 アンダーカット
60 鋭い縁部
66 先端線
70 サンプル
80 試験装置
81 クランプリング
82 ダイアフラム
A、B 点
Claims (18)
- 1.5~4.3kPa*m2/gの比破裂強度と、
30~40kgf/mm2の引張強度と、
を有する電解銅箔であって、
沈積面とドラム面とを有し、前記沈積面は、ナノインデンテーション分析で0.2~2.0GPaの硬度を示す、電解銅箔。 - 前記電解銅箔の切り抜き縁部に銅バリが低減された特性をさらに含み、前記銅バリが低減された特性は、前記切り抜き縁部5cmあたり、前記銅バリ数が0~9として定義される、請求項1に記載の電解銅箔。
- 前記電解銅箔の切り抜き縁部に銅バリが低減された特性をさらに含み、前記銅バリが低減された特性は、前記銅バリの最大長さが35μmである、請求項1に記載の電解銅箔。
- 前記電解銅箔の切り抜き縁部に銅バリをさらに有し、
前記電解銅箔は、5.1~21.4%の伸び率を有し、
前記切り抜き縁部は5cmあたり9未満の銅バリを有する、請求項1に記載の電解銅箔。 - 前記電解銅箔の切り抜き縁部に銅バリをさらに有し、
前記電解銅箔は、5.1~21.4%の伸び率を有し、
前記銅バリの長さは1μm~35μmである、請求項1に記載の電解銅箔。 - 請求項1に記載の電解銅箔を含むリチウムイオン二次再充電可能電池用集電体。
- 請求項6に記載のリチウムイオン二次再充電可能電池用集電体を含み、1000回を超える充放電サイクル寿命を有する、リチウムイオン二次再充電可能電池。
- 電着中の前記電解液の温度は45~55℃であることをさらに含む、請求項8に記載の製造方法。
- 前記電解液に3-メルカプトプロパンスルホン酸ナトリウム(MPS)とマルトデキストリンとを添加することをさらに含む、請求項9に記載の製造方法。
- 前記電解液の総重量に基づき、前記MPSの含有量は少なくとも3ppmである、請求項10に記載の製造方法。
- 前記電解液の総重量に基づき、前記マルトデキストリンの含有量は少なくとも5ppmである、請求項10に記載の方法。
- 電解銅箔を構成要素として含む再充電可能なリチウムイオン二次電池であって、
前記電解銅箔は1.5~4.3kPa*m2/gの比破裂強度と、30~40kgf/mm2の引張強度とを有し;
銅バリが存在する場合と存在しない場合があり、銅バリが存在する場合には、切り抜き縁部5cmあたり9以下の銅バリを有し、最大銅バリ長さが35μmであり;
前記電解銅箔はドラム面と沈積面とを有し、前記沈積面は、ナノインデンテーション分析で0.2~2.0GPaの硬度を有する、再充電可能なリチウムイオン二次電池。 - 前記電池は、交替的なアノード層とカソード層とを有する積層型電池であり、前記交替的なアノード層とカソード層との間にセパレータを有する、請求項13に記載の再充電可能なリチウムイオン二次電池。
- 1000回を超える充放電サイクル寿命を有する、請求項13に記載の再充電可能なリチウムイオン二次電池。
- 電解銅箔を含むキャパシターであって、前記電解銅箔は、
1.5~4.3kPa*m2/gの比破裂強度と、
30~40kgf/mm2の引張強度と、
5.1~21.4%の伸び率と、
を含み、
前記電解銅箔は沈積面とドラム面とを有し、前記沈積面は、ナノインデンテーション分析で0.2~2.0GPaの硬度を示し、
前記キャパシターは少なくとも第二銅箔をさらに含み、前記電解銅箔と前記第二銅箔は誘電層で分離される、キャパシター。 - 請求項1に記載の電解銅箔を含み、圧密されたアノード活物質と結合する、電極。
- 導電性添加剤をさらに含む、請求項17に記載の電極。
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Publication number | Priority date | Publication date | Assignee | Title |
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US20020005249A1 (en) | 2000-07-13 | 2002-01-17 | Fujio Kuwako | Method for producing copper-clad laminate |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3878394A (en) * | 1973-07-09 | 1975-04-15 | John P Golden | Portable X-ray device |
US4735092A (en) | 1986-12-05 | 1988-04-05 | Emk Testing Company, Inc. | Apparatus for rupture testing metal films |
JPH06218691A (ja) * | 1993-01-21 | 1994-08-09 | Fukuda Metal Foil & Powder Co Ltd | 断裁機 |
US6337156B1 (en) * | 1997-12-23 | 2002-01-08 | Sri International | Ion battery using high aspect ratio electrodes |
KR101153755B1 (ko) * | 2005-09-27 | 2012-06-13 | 에이지씨 세이미 케미칼 가부시키가이샤 | 리튬 2 차 전지 양극용의 리튬 함유 복합 산화물의 제조방법 |
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US7928541B2 (en) * | 2008-03-07 | 2011-04-19 | Kobe Steel, Ltd. | Copper alloy sheet and QFN package |
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JPWO2009116432A1 (ja) * | 2008-03-17 | 2011-07-21 | Jx日鉱日石金属株式会社 | 電解銅箔製造用の電解液 |
CN101935854B (zh) * | 2010-09-20 | 2011-11-30 | 东莞华威铜箔科技有限公司 | 电解铜箔用添加剂的制备方法、制品及其应用 |
CN103469258B (zh) * | 2013-08-02 | 2016-01-06 | 东莞华威铜箔科技有限公司 | 一种超厚电解铜箔用添加剂、制备方法及应用 |
CN104805478A (zh) * | 2014-01-29 | 2015-07-29 | 金居开发铜箔股份有限公司 | 负极集电体用电解铜箔及其制造方法 |
JP6218691B2 (ja) | 2014-07-23 | 2017-10-25 | 株式会社ハーモニック・ドライブ・システムズ | デュアルタイプの波動歯車装置 |
CN105483764B (zh) * | 2015-12-04 | 2019-02-22 | 广东嘉元科技股份有限公司 | 一种电解铜箔添加剂 |
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