CN118201891A - 电介质瓷器组成物以及陶瓷电容器 - Google Patents

电介质瓷器组成物以及陶瓷电容器 Download PDF

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Publication number
CN118201891A
CN118201891A CN202280073181.3A CN202280073181A CN118201891A CN 118201891 A CN118201891 A CN 118201891A CN 202280073181 A CN202280073181 A CN 202280073181A CN 118201891 A CN118201891 A CN 118201891A
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dielectric
ceramic composition
dielectric ceramic
mol
present
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CN202280073181.3A
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Chinese (zh)
Inventor
村田智城
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Murata Manufacturing Co Ltd
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Murata Manufacturing Co Ltd
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    • 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
    • C04B35/495—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 vanadium, niobium, tantalum, molybdenum or tungsten oxides or solid solutions thereof with other oxides, e.g. vanadates, niobates, tantalates, molybdates or tungstates
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  • Inorganic Chemistry (AREA)
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  • Microelectronics & Electronic Packaging (AREA)
  • Chemical Kinetics & Catalysis (AREA)
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  • Thermal Sciences (AREA)
  • Inorganic Insulating Materials (AREA)
CN202280073181.3A 2021-11-04 2022-10-28 电介质瓷器组成物以及陶瓷电容器 Pending CN118201891A (zh)

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JP2021-180445 2021-11-04
JP2021180445 2021-11-04
PCT/JP2022/040331 WO2023080069A1 (ja) 2021-11-04 2022-10-28 誘電体磁器組成物およびセラミックコンデンサ

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CN118201891A true CN118201891A (zh) 2024-06-14

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US (1) US20240294438A1 (https=)
JP (1) JP7679887B2 (https=)
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WO (1) WO2023080069A1 (https=)

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CN119306488B (zh) * 2024-09-14 2025-06-13 昆山清元电子科技有限公司 一种高介电常数、低损耗铁电电容器

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170372840A1 (en) * 2016-06-28 2017-12-28 Tdk Corporation Dielectric composition and electronic component
JP2018002497A (ja) * 2016-06-28 2018-01-11 Tdk株式会社 誘電体組成物及び電子部品
JP2018135254A (ja) * 2017-02-23 2018-08-30 Tdk株式会社 誘電体組成物及び電子部品

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4432280B2 (ja) * 2001-05-23 2010-03-17 Ｔｄｋ株式会社 圧電磁器
CN101631754B (zh) * 2007-02-22 2013-08-14 株式会社村田制作所 介电陶瓷组成物和积层陶瓷电容器
EP3434659B1 (en) * 2016-03-24 2021-08-11 TDK Corporation Dielectric composition, dielectric layer, electronic component and laminate electronic component
JP2018104209A (ja) * 2016-12-22 2018-07-05 株式会社村田製作所 誘電体磁器組成物および積層コンデンサ

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20170372840A1 (en) * 2016-06-28 2017-12-28 Tdk Corporation Dielectric composition and electronic component
JP2018002497A (ja) * 2016-06-28 2018-01-11 Tdk株式会社 誘電体組成物及び電子部品
JP2018135254A (ja) * 2017-02-23 2018-08-30 Tdk株式会社 誘電体組成物及び電子部品

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHANGZHENG HU等: "Dielectric and ferroelectric properties of unfilled tungsten bronze KBa3RNb10O30 ceramics", J MATER SCI: MATER ELECTRON, vol. 26, 28 October 2014 (2014-10-28), pages 515 - 520 *

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