JP2022051583A - セラミック電子部品の製造方法 - Google Patents
セラミック電子部品の製造方法 Download PDFInfo
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- JP2022051583A JP2022051583A JP2020157975A JP2020157975A JP2022051583A JP 2022051583 A JP2022051583 A JP 2022051583A JP 2020157975 A JP2020157975 A JP 2020157975A JP 2020157975 A JP2020157975 A JP 2020157975A JP 2022051583 A JP2022051583 A JP 2022051583A
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- Prior art keywords
- electrode layer
- ceramic
- glass
- baked
- powder
- Prior art date
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- Granted
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- 239000000919 ceramic Substances 0.000 title claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 61
- 229910052751 metal Inorganic materials 0.000 claims abstract description 61
- 239000011521 glass Substances 0.000 claims abstract description 54
- 239000000843 powder Substances 0.000 claims abstract description 32
- 238000007747 plating Methods 0.000 claims abstract description 23
- 238000000034 method Methods 0.000 claims abstract description 19
- 238000009713 electroplating Methods 0.000 claims abstract description 10
- 239000002245 particle Substances 0.000 claims description 15
- 238000005422 blasting Methods 0.000 claims description 3
- 230000008646 thermal stress Effects 0.000 abstract description 6
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000000116 mitigating effect Effects 0.000 abstract 2
- 230000007547 defect Effects 0.000 description 35
- 239000000463 material Substances 0.000 description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 20
- 239000003985 ceramic capacitor Substances 0.000 description 20
- 229910052759 nickel Inorganic materials 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 10
- 238000004880 explosion Methods 0.000 description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 6
- 229910002113 barium titanate Inorganic materials 0.000 description 6
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 6
- 239000011148 porous material Substances 0.000 description 6
- 238000000550 scanning electron microscopy energy dispersive X-ray spectroscopy Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 230000006355 external stress Effects 0.000 description 3
- 238000005488 sandblasting Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000013256 coordination polymer Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000012447 hatching Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- H01G4/306—Stacked capacitors made by thin film techniques
-
- 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
-
- 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
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Abstract
Description
2 セラミック層
3 セラミック素体
9,10 内部電極
11 外部電極
12 焼付電極層
13 めっき膜
14 ニッケル層
15 錫層
17 金属部
18 ガラス部
19 クラック
21 ガラスによる金属欠損部
22 粉体の付着による金属欠損部
Claims (4)
- 内部電極を有しかつ前記内部電極の一部が表面に露出している、セラミック素体を用意する工程と、
前記セラミック素体の表面の一部に、前記内部電極と電気的に接続される、外部電極を設ける工程と、
を備え、
前記外部電極を設ける工程は、
前記セラミック素体における前記内部電極が露出している部分を覆うように、導電性金属およびガラスを含む導電性ペーストを塗布し、焼き付けることによって、焼付電極層を形成する工程と、
前記焼付電極層の表面を、前記セラミック素体における前記焼付電極層から露出した部分のモース硬度以下のモース硬度の粉体を用いて、バレル処理またはブラスト処理する工程と、次いで、
前記焼付電極層の表面に、めっき膜を電気めっき法により形成する工程と、
を含む、
セラミック電子部品の製造方法。 - 前記粉体の粒子形状は球状である、請求項1に記載のセラミック電子部品の製造方法。
- 前記粉体のモース硬度は、8.5以下である、請求項1または2に記載のセラミック電子部品の製造方法。
- 前記粉体のモース硬度は、7.5以下である、請求項3に記載のセラミック電子部品の製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020157975A JP7392616B2 (ja) | 2020-09-19 | 2020-09-19 | セラミック電子部品の製造方法 |
CN202110940226.XA CN114255992A (zh) | 2020-09-19 | 2021-08-16 | 陶瓷电子部件的制造方法 |
US17/463,740 US20220093333A1 (en) | 2020-09-19 | 2021-09-01 | Method for producing ceramic electronic component |
Applications Claiming Priority (1)
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---|---|---|---|
JP2020157975A JP7392616B2 (ja) | 2020-09-19 | 2020-09-19 | セラミック電子部品の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022051583A true JP2022051583A (ja) | 2022-04-01 |
JP7392616B2 JP7392616B2 (ja) | 2023-12-06 |
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JP2020157975A Active JP7392616B2 (ja) | 2020-09-19 | 2020-09-19 | セラミック電子部品の製造方法 |
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US (1) | US20220093333A1 (ja) |
JP (1) | JP7392616B2 (ja) |
CN (1) | CN114255992A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021052103A (ja) * | 2019-09-25 | 2021-04-01 | 株式会社村田製作所 | セラミック電子部品の製造方法及びセラミック電子部品 |
JP7444006B2 (ja) * | 2020-09-19 | 2024-03-06 | 株式会社村田製作所 | セラミック電子部品 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008251990A (ja) * | 2007-03-30 | 2008-10-16 | Tdk Corp | 電子部品の製造方法 |
JP2018056266A (ja) * | 2016-09-28 | 2018-04-05 | 株式会社村田製作所 | 電子部品の製造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007208112A (ja) * | 2006-02-03 | 2007-08-16 | Kyocera Chemical Corp | 積層セラミックコンデンサの製造方法および積層セラミックコンデンサ |
JP2008028064A (ja) * | 2006-07-20 | 2008-02-07 | Murata Mfg Co Ltd | 電子部品及びその製造方法 |
JP5239731B2 (ja) * | 2007-12-21 | 2013-07-17 | 株式会社村田製作所 | 積層セラミック電子部品およびその製造方法 |
JP2012134286A (ja) | 2010-12-21 | 2012-07-12 | Murata Mfg Co Ltd | 電子部品 |
JP2012151175A (ja) * | 2011-01-17 | 2012-08-09 | Murata Mfg Co Ltd | セラミック電子部品、セラミック電子部品の実装構造、およびセラミック電子部品の製造方法 |
KR101718950B1 (ko) * | 2012-12-18 | 2017-03-22 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 세라믹 전자부품 및 그 제조방법 |
JP6282111B2 (ja) * | 2013-03-26 | 2018-02-21 | 株式会社村田製作所 | セラミック電子部品 |
JP2015115392A (ja) * | 2013-12-10 | 2015-06-22 | 株式会社村田製作所 | 積層型セラミック電子部品およびその製造方法 |
WO2016186053A1 (ja) * | 2015-05-21 | 2016-11-24 | 株式会社村田製作所 | 電子部品 |
JP2017195329A (ja) | 2016-04-22 | 2017-10-26 | 株式会社村田製作所 | 積層セラミック電子部品 |
JP2018060998A (ja) | 2016-09-28 | 2018-04-12 | 株式会社村田製作所 | メディア |
-
2020
- 2020-09-19 JP JP2020157975A patent/JP7392616B2/ja active Active
-
2021
- 2021-08-16 CN CN202110940226.XA patent/CN114255992A/zh active Pending
- 2021-09-01 US US17/463,740 patent/US20220093333A1/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008251990A (ja) * | 2007-03-30 | 2008-10-16 | Tdk Corp | 電子部品の製造方法 |
JP2018056266A (ja) * | 2016-09-28 | 2018-04-05 | 株式会社村田製作所 | 電子部品の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN114255992A (zh) | 2022-03-29 |
US20220093333A1 (en) | 2022-03-24 |
JP7392616B2 (ja) | 2023-12-06 |
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