JP2018181672A - 外部電極用導電性ペーストおよびその外部電極用導電性ペーストを用いて製造する電子部品の製造方法 - Google Patents
外部電極用導電性ペーストおよびその外部電極用導電性ペーストを用いて製造する電子部品の製造方法 Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000011521 glass Substances 0.000 claims abstract description 50
- 239000000843 powder Substances 0.000 claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002245 particle Substances 0.000 claims abstract description 19
- 239000011347 resin Substances 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 13
- 239000011230 binding agent Substances 0.000 claims abstract description 12
- 229910052725 zinc Inorganic materials 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 8
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000003985 ceramic capacitor Substances 0.000 description 18
- 238000005238 degreasing Methods 0.000 description 14
- 230000002950 deficient Effects 0.000 description 7
- 238000007747 plating Methods 0.000 description 4
- 239000004925 Acrylic resin Substances 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229940116411 terpineol Drugs 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000012461 cellulose resin Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/065—Spherical particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/14—Conductive material dispersed in non-conductive inorganic material
- H01B1/16—Conductive material dispersed in non-conductive inorganic material the conductive material comprising metals or alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/20—Conductive material dispersed in non-conductive organic material
- H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
-
- 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
- H01G4/0085—Fried electrodes
-
- 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
- H01G4/228—Terminals
-
- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
-
- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
- H01G4/2325—Terminals electrically connecting two or more layers of a stacked or rolled capacitor characterised by the material of the terminals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
- B22F7/04—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
- B22F2007/042—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method
- B22F2007/047—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method non-pressurised baking of the paste or slurry containing metal powder
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/10—Copper
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2304/00—Physical aspects of the powder
- B22F2304/10—Micron size particles, i.e. above 1 micrometer up to 500 micrometer
-
- 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
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
-
- 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
- H01G4/30—Stacked capacitors
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Inorganic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Conductive Materials (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
導電性金属粉末と、
平均粒径D50が0.8μm以下であり、平均扁平度が1.5以上5.5以下の扁平形状を有するガラスフリットと、
バインダ樹脂と、
を備えることを特徴とする。
電子部品素子を準備する工程と、
前記電子部品素子の外表面に、上述した外部電極用導電性ペーストを付与する工程と、
付与された前記外部電極用導電性ペーストを焼き付けることによって外部電極を形成する工程と、
を有することを特徴とする。
(a)導電性金属粉末と、
(b)平均粒径D50が0.8μm以下であり、平均扁平度が1.5以上5.5以下の扁平形状を有するガラスフリットと、
(c)バインダ樹脂と、
を備える。
外部電極用導電性ペーストを作製するために、上記(a)の導電性金属粉末と、上記(b)のガラスフリットと、上記(c)のバインダ樹脂と、溶剤であるターピネオールとを用意した。
ブリスタの有無を確認するため、試料番号1〜14の外部電極用導電性ペーストを用いて、電子部品である積層セラミックコンデンサを作製した。積層セラミックコンデンサは、試料番号1〜14の各外部電極用導電性ペーストを用いて、それぞれ100個以上作製した。
試料番号1〜14の外部電極用導電性ペーストを用いて、上述した作製方法と同じ作製方法により、それぞれ20個の積層セラミックコンデンサを作製した。ただし、一対の外部電極の表面には、NiめっきおよびSnめっきを施した。
31 導電性金属粉末
32 ガラスフリット
Claims (6)
- 導電性金属粉末と、
平均粒径D50が0.8μm以下であり、平均扁平度が1.5以上5.5以下の扁平形状を有するガラスフリットと、
バインダ樹脂と、
を備えることを特徴とする外部電極用導電性ペースト。 - 前記ガラスフリットは、Ba、Ti、Al、Zn、Srからなる群より選ばれる少なくとも1種を含むことを特徴とする請求項1に記載の外部電極用導電性ペースト。
- 前記ガラスフリットは、B−Si系ガラスを含むことを特徴とする請求項1または2に記載の外部電極用導電性ペースト。
- 前記導電性金属粉末の形状は、球形であることを特徴とする請求項1〜3のいずれかに記載の外部電極用導電性ペースト。
- 前記導電性金属粉末は、平均粒径D50が1.0μm以下のCuの粉末であることを特徴とする請求項1〜4のいずれかに記載の外部電極用導電性ペースト。
- 電子部品素子を準備する工程と、
前記電子部品素子の外表面に、請求項1〜5のいずれかに記載の外部電極用導電性ペーストを付与する工程と、
付与された前記外部電極用導電性ペーストを焼き付けることによって外部電極を形成する工程と、
を有することを特徴とする電子部品の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017081486A JP6645470B2 (ja) | 2017-04-17 | 2017-04-17 | 外部電極用導電性ペーストおよびその外部電極用導電性ペーストを用いて製造する電子部品の製造方法 |
KR1020180039611A KR102102800B1 (ko) | 2017-04-17 | 2018-04-05 | 외부전극용 도전성 페이스트 및 그 외부전극용 도전성 페이스트를 이용하여 제조하는 전자부품의 제조 방법 |
US15/950,421 US10529486B2 (en) | 2017-04-17 | 2018-04-11 | Conductive paste for external electrode and method for manufacturing electronic component including the conductive paste for external electrode |
Applications Claiming Priority (1)
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JP2017081486A JP6645470B2 (ja) | 2017-04-17 | 2017-04-17 | 外部電極用導電性ペーストおよびその外部電極用導電性ペーストを用いて製造する電子部品の製造方法 |
Publications (2)
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JP2018181672A true JP2018181672A (ja) | 2018-11-15 |
JP6645470B2 JP6645470B2 (ja) | 2020-02-14 |
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US (1) | US10529486B2 (ja) |
JP (1) | JP6645470B2 (ja) |
KR (1) | KR102102800B1 (ja) |
Cited By (1)
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WO2024085091A1 (ja) * | 2022-10-19 | 2024-04-25 | 昭栄化学工業株式会社 | 導電性ペースト及び電子部品の製造方法 |
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PL3389862T3 (pl) | 2015-12-16 | 2024-03-04 | 6K Inc. | Sferoidalne metale podlegające odwodornieniu oraz cząstki stopów metali |
US10987735B2 (en) | 2015-12-16 | 2021-04-27 | 6K Inc. | Spheroidal titanium metallic powders with custom microstructures |
JP7171171B2 (ja) * | 2017-07-25 | 2022-11-15 | 太陽誘電株式会社 | セラミック電子部品及びセラミック電子部品の製造方法 |
EP3810358A1 (en) | 2018-06-19 | 2021-04-28 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
SG11202111576QA (en) | 2019-04-30 | 2021-11-29 | 6K Inc | Mechanically alloyed powder feedstock |
CA3134579A1 (en) | 2019-04-30 | 2020-11-05 | Gregory Wrobel | Lithium lanthanum zirconium oxide (llzo) powder |
CN114641462A (zh) | 2019-11-18 | 2022-06-17 | 6K有限公司 | 用于球形粉末的独特原料及制造方法 |
US11590568B2 (en) | 2019-12-19 | 2023-02-28 | 6K Inc. | Process for producing spheroidized powder from feedstock materials |
CA3180426A1 (en) | 2020-06-25 | 2021-12-30 | Richard K. Holman | Microcomposite alloy structure |
US11963287B2 (en) | 2020-09-24 | 2024-04-16 | 6K Inc. | Systems, devices, and methods for starting plasma |
KR20230095080A (ko) | 2020-10-30 | 2023-06-28 | 6케이 인크. | 구상화 금속 분말을 합성하는 시스템 및 방법 |
JP2022129225A (ja) * | 2021-02-24 | 2022-09-05 | 株式会社村田製作所 | 積層セラミックコンデンサ |
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KR102102800B1 (ko) | 2020-04-22 |
US10529486B2 (en) | 2020-01-07 |
JP6645470B2 (ja) | 2020-02-14 |
US20180301280A1 (en) | 2018-10-18 |
KR20180116746A (ko) | 2018-10-25 |
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