US20150069308A1 - Method for producing semiconductor ceramic composition - Google Patents

Method for producing semiconductor ceramic composition Download PDF

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Publication number
US20150069308A1
US20150069308A1 US14/395,322 US201314395322A US2015069308A1 US 20150069308 A1 US20150069308 A1 US 20150069308A1 US 201314395322 A US201314395322 A US 201314395322A US 2015069308 A1 US2015069308 A1 US 2015069308A1
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Prior art keywords
raw material
semiconductor ceramic
ceramic composition
temperature
tio
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US14/395,322
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English (en)
Inventor
Takeshi Shimada
Itaru Ueda
Kentaro Ino
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Proterial Ltd
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Hitachi Metals Ltd
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Assigned to HITACHI METALS, LTD. reassignment HITACHI METALS, LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: INO, KENTARO, SHIMADA, TAKESHI, UEDA, ITARU
Publication of US20150069308A1 publication Critical patent/US20150069308A1/en
Abandoned legal-status Critical Current

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    • 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
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    • 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
    • H01B1/06—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances
    • H01B1/08—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of other non-metallic substances oxides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
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    • 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
    • C04B35/475—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 bismuth titanates
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    • 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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    • C04B35/50—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds
    • C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium oxide
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/62605—Treating the starting powders individually or as mixtures
    • C04B35/62645—Thermal treatment of powders or mixtures thereof other than sintering
    • C04B35/62675—Thermal treatment of powders or mixtures thereof other than sintering characterised by the treatment temperature
    • H—ELECTRICITY
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    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
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    • H01C17/065—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thick film techniques, e.g. serigraphy
    • H01C17/06506—Precursor compositions therefor, e.g. pastes, inks, glass frits
    • H01C17/06513—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the resistive component
    • H01C17/06533—Precursor compositions therefor, e.g. pastes, inks, glass frits characterised by the resistive component composed of oxides
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    • H01C7/02—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
    • H01C7/022—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances
    • H01C7/023—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient mainly consisting of non-metallic substances containing oxides or oxidic compounds, e.g. ferrites
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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  • Engineering & Computer Science (AREA)
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  • Ceramic Engineering (AREA)
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  • Organic Chemistry (AREA)
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  • Microelectronics & Electronic Packaging (AREA)
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  • Inorganic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Thermistors And Varistors (AREA)
US14/395,322 2012-04-20 2013-04-19 Method for producing semiconductor ceramic composition Abandoned US20150069308A1 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2012096546 2012-04-20
JP2012-096546 2012-04-20
JP2012118120 2012-05-24
JP2012-118120 2012-05-24
JP2012-279711 2012-12-21
JP2012279711 2012-12-21
PCT/JP2013/061688 WO2013157650A1 (ja) 2012-04-20 2013-04-19 半導体磁器組成物の製造方法

Publications (1)

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US20150069308A1 true US20150069308A1 (en) 2015-03-12

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Family Applications (2)

Application Number Title Priority Date Filing Date
US14/395,568 Expired - Fee Related US9190194B2 (en) 2012-04-20 2013-04-19 Semiconductor ceramic composition, method for producing the same, and PTC element
US14/395,322 Abandoned US20150069308A1 (en) 2012-04-20 2013-04-19 Method for producing semiconductor ceramic composition

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Application Number Title Priority Date Filing Date
US14/395,568 Expired - Fee Related US9190194B2 (en) 2012-04-20 2013-04-19 Semiconductor ceramic composition, method for producing the same, and PTC element

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US (2) US9190194B2 (de)
EP (2) EP2840073A4 (de)
JP (2) JPWO2013157649A1 (de)
CN (2) CN104245625B (de)
WO (2) WO2013157649A1 (de)

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Publication number Priority date Publication date Assignee Title
US20140197156A1 (en) * 2011-10-03 2014-07-17 Hitachi Metals, Ltd. Semiconductor porcelain composition, positive temperature coefficient element, and heat-generating module
JPWO2015115421A1 (ja) * 2014-01-31 2017-03-23 日立金属株式会社 半導体磁器組成物の製造方法、半導体磁器組成物、ｐｔｃ素子、及び発熱体モジュール
JPWO2016002714A1 (ja) * 2014-07-02 2017-04-27 日立金属株式会社 半導体磁器組成物およびｐｔｃ素子
JP2017197389A (ja) * 2014-09-10 2017-11-02 日立金属株式会社 半導体磁器組成物の製造方法、半導体磁器組成物、並びにｐｔｃ素子
US10490350B2 (en) 2015-07-17 2019-11-26 Tdk Electronics Ag Dielectric composition, dielectric element, electronic component and multi-layer electronic component
CN105036742A (zh) * 2015-09-10 2015-11-11 桂林理工大学 一种高居里点正温度系数电阻材料Ba3Li3Bi2Nb5O20及其制备方法
KR102516759B1 (ko) 2016-01-05 2023-03-31 삼성전기주식회사 유전체 자기 조성물, 이를 포함하는 적층 세라믹 커패시터 및 적층 세라믹 커패시터의 제조 방법
JP2017141117A (ja) * 2016-02-08 2017-08-17 Tdk株式会社 半導体磁器組成物およびｐｔｃサーミスタ
CN105837205A (zh) * 2016-03-24 2016-08-10 天津大学 一种钛酸铋钠体系无铅压电陶瓷及其制备方法
CN109761602B (zh) * 2019-02-28 2020-11-24 华中科技大学 一种低阻热敏陶瓷材料及其制备方法与应用
CN110372372B (zh) * 2019-07-31 2021-12-17 贵州大学 高温下低介电损耗的钛酸铋钠基无铅压电陶瓷的制备方法
TWI740261B (zh) * 2019-11-04 2021-09-21 興勤電子工業股份有限公司 陶瓷組成物之用途、陶瓷燒結體之用途及熱敏電阻器
DE112021003047T5 (de) * 2020-05-29 2023-06-07 Tdk Electronics Ag Elektrisches Bauteil mit einem elektrischen Widerstand
CN114203376B (zh) * 2021-11-24 2023-05-23 成都宏明电子股份有限公司 负温度系数热敏电阻器瓷料配方确定方法

Citations (2)

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Publication number Priority date Publication date Assignee Title
US6221800B1 (en) * 1997-09-05 2001-04-24 Tdk Corporation Method of producing PTC semiconducting ceramic
US20100075824A1 (en) * 2006-10-27 2010-03-25 Takeshi Shimada Semiconductor ceramic composition and method for producing the same

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