KR102946372B1 - 적층 세라믹 콘덴서 - Google Patents

적층 세라믹 콘덴서

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Publication number
KR102946372B1
KR102946372B1 KR1020247008639A KR20247008639A KR102946372B1 KR 102946372 B1 KR102946372 B1 KR 102946372B1 KR 1020247008639 A KR1020247008639 A KR 1020247008639A KR 20247008639 A KR20247008639 A KR 20247008639A KR 102946372 B1 KR102946372 B1 KR 102946372B1
Authority
KR
South Korea
Prior art keywords
dielectric ceramic
particles
ceramic layer
cross
internal electrode
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
KR1020247008639A
Other languages
English (en)
Korean (ko)
Other versions
KR20240038160A (ko
Inventor
히데유키 하시모토
타케히사 사사바야시
Original Assignee
가부시키가이샤 무라타 세이사쿠쇼
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Publication of KR20240038160A publication Critical patent/KR20240038160A/ko
Application granted granted Critical
Publication of KR102946372B1 publication Critical patent/KR102946372B1/ko
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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
    • H01G4/1272—Semiconductive ceramic capacitors
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/46—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates
    • C04B35/462—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates
    • C04B35/465—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates
    • C04B35/468—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on titanium oxides or titanates based on titanates based on alkaline earth metal titanates based on barium titanates
    • 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
    • H01G4/005—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
    • H01G4/005—Electrodes
    • H01G4/012—Form of non-self-supporting 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
    • H01G4/018—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
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
    • H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
    • 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
    • H01G4/30—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
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/08—Inorganic dielectrics
    • H01G4/12—Ceramic dielectrics
    • H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
    • 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
    • Y02E60/13—Energy storage using capacitors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Ceramic Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Ceramic Capacitors (AREA)
  • Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
KR1020247008639A 2021-09-28 2022-09-22 적층 세라믹 콘덴서 Active KR102946372B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021158285 2021-09-28
JPJP-P-2021-158285 2021-09-28
PCT/JP2022/035443 WO2023054184A1 (ja) 2021-09-28 2022-09-22 積層セラミックコンデンサ

Publications (2)

Publication Number Publication Date
KR20240038160A KR20240038160A (ko) 2024-03-22
KR102946372B1 true KR102946372B1 (ko) 2026-04-01

Family

ID=85782586

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020247008639A Active KR102946372B1 (ko) 2021-09-28 2022-09-22 적층 세라믹 콘덴서

Country Status (5)

Country Link
US (1) US20240274357A1 (https=)
JP (1) JP7697521B2 (https=)
KR (1) KR102946372B1 (https=)
CN (1) CN118043918A (https=)
WO (1) WO2023054184A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7632671B2 (ja) 2021-09-28 2025-02-19 株式会社村田製作所 積層セラミックコンデンサ
CN116858865A (zh) * 2023-07-17 2023-10-10 深圳先进电子材料国际创新研究院 一种基于透射电镜观察mlcc陶瓷介质材料微观结构的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5211262B1 (https=) 1970-12-04 1977-03-30
US8557352B2 (en) * 2006-06-20 2013-10-15 Tdk Corporation Method of making a metal oxide film, laminates and electronic devices
KR101862396B1 (ko) * 2011-09-08 2018-05-30 삼성전기주식회사 적층 세라믹 전자부품 및 이의 제조방법
JP2014084267A (ja) 2012-10-26 2014-05-12 Kyocera Corp 誘電体磁器および積層セラミックコンデンサ
JP6398349B2 (ja) * 2013-08-23 2018-10-03 Tdk株式会社 積層型セラミック電子部品
US9887344B2 (en) * 2014-07-01 2018-02-06 Seiko Epson Corporation Piezoelectric element, piezoelectric actuator device, liquid ejecting head, liquid ejecting apparatus, and ultrasonic measuring apparatus
JP5857116B2 (ja) 2014-12-15 2016-02-10 太陽誘電株式会社 積層セラミックコンデンサ及びその製造方法
JP6996945B2 (ja) * 2017-11-07 2022-01-17 太陽誘電株式会社 積層セラミックコンデンサ
KR20200099406A (ko) * 2019-02-14 2020-08-24 삼성전자주식회사 단결정 재료 및 그 제조 방법, 적층체, 세라믹 전자 부품 및 장치
KR102259923B1 (ko) * 2019-11-15 2021-06-02 광주과학기술원 유전박막, 이를 포함하는 멤커패시터, 이를 포함하는 셀 어레이, 및 그 제조 방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
인용발명 1: 공개특허공보 제10-2016-0143516호(2016.12.14.) 1부.*

Also Published As

Publication number Publication date
WO2023054184A1 (ja) 2023-04-06
CN118043918A (zh) 2024-05-14
JPWO2023054184A1 (https=) 2023-04-06
JP7697521B2 (ja) 2025-06-24
KR20240038160A (ko) 2024-03-22
US20240274357A1 (en) 2024-08-15

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