JP5398534B2 - 半導体セラミック材料およびntcサーミスタ - Google Patents
半導体セラミック材料およびntcサーミスタ Download PDFInfo
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- JP5398534B2 JP5398534B2 JP2009529001A JP2009529001A JP5398534B2 JP 5398534 B2 JP5398534 B2 JP 5398534B2 JP 2009529001 A JP2009529001 A JP 2009529001A JP 2009529001 A JP2009529001 A JP 2009529001A JP 5398534 B2 JP5398534 B2 JP 5398534B2
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- 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
- H01C7/04—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 negative temperature coefficient
- H01C7/042—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 negative temperature coefficient mainly consisting of inorganic non-metallic substances
- H01C7/043—Oxides or oxidic compounds
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- C—CHEMISTRY; METALLURGY
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- 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
- C04B35/016—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 manganites
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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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
- C04B35/63—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 using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
- C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B35/63488—Polyethers, e.g. alkylphenol polyglycolether, polyethylene glycol [PEG], polyethylene oxide [PEO]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
- 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
-
- 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
- H01C7/008—Thermistors
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- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
- C04B2235/3215—Barium oxides or oxide-forming salts thereof
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- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3224—Rare earth oxide or oxide forming salts thereof, e.g. scandium oxide
- C04B2235/3227—Lanthanum oxide or oxide-forming salts thereof
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
- C04B2235/3263—Mn3O4
-
- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/60—Aspects relating to the preparation, properties or mechanical treatment of green bodies or pre-forms
- C04B2235/602—Making the green bodies or pre-forms by moulding
- C04B2235/6025—Tape casting, e.g. with a doctor blade
-
- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/79—Non-stoichiometric products, e.g. perovskites (ABO3) with an A/B-ratio other than 1
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Electromagnetism (AREA)
- Physics & Mathematics (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Thermistors And Varistors (AREA)
- Compositions Of Oxide Ceramics (AREA)
Description
11,12 電極
20 セラミック素体
Claims (3)
- Aがランタン元素とバリウム元素とからなり、Bがマンガン元素からなる、AxByOz(ただし、zは、AおよびBに含まれる元素の価数ならびにxおよびyの値で決まるセラミックとしての電気的中性条件を満たす数である。)で表される酸化物からなり、かつ負の抵抗温度特性を有する、半導体セラミック材料であって、
x=1かつ0.8≦y≦1.4のとき、Aにおけるバリウム元素の含有割合は60〜75モル%であり、
x=1かつ1.4<y≦1.5のとき、Aにおけるバリウム元素の含有割合は64〜75モル%であり、
x=1かつ1.7≦y≦2.3のとき、Aにおけるバリウム元素の含有割合は50〜63モル%である、
半導体セラミック材料。 - x=1かつ0.8≦y≦1.5のとき、Aにおけるバリウム元素の含有割合は69〜72モル%であり、
x=1かつ2.0≦y≦2.1のとき、Aにおけるバリウム元素の含有割合は54〜63モル%である、
請求項1に記載の半導体セラミック材料。 - セラミック素体と、前記セラミック素体の少なくとも一部を挟んで互いに対向するように形成された電極とを備える、NTCサーミスタであって、
前記セラミック素体は請求項1または2に記載の半導体セラミック材料からなる、NTCサーミスタ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009529001A JP5398534B2 (ja) | 2007-08-22 | 2008-08-06 | 半導体セラミック材料およびntcサーミスタ |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007215417 | 2007-08-22 | ||
JP2007215417 | 2007-08-22 | ||
PCT/JP2008/064093 WO2009025178A1 (ja) | 2007-08-22 | 2008-08-06 | 半導体セラミック材料およびntcサーミスタ |
JP2009529001A JP5398534B2 (ja) | 2007-08-22 | 2008-08-06 | 半導体セラミック材料およびntcサーミスタ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2009025178A1 JPWO2009025178A1 (ja) | 2010-11-25 |
JP5398534B2 true JP5398534B2 (ja) | 2014-01-29 |
Family
ID=40378085
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009529001A Expired - Fee Related JP5398534B2 (ja) | 2007-08-22 | 2008-08-06 | 半導体セラミック材料およびntcサーミスタ |
Country Status (6)
Country | Link |
---|---|
US (1) | US8035474B2 (ja) |
EP (1) | EP2189430A4 (ja) |
JP (1) | JP5398534B2 (ja) |
CN (1) | CN101765569B (ja) |
TW (1) | TW200927699A (ja) |
WO (1) | WO2009025178A1 (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009173484A (ja) * | 2008-01-23 | 2009-08-06 | Mitsubishi Materials Corp | サーミスタ用金属酸化物焼結体及びサーミスタ素子並びにサーミスタ用金属酸化物焼結体の製造方法 |
CN104495942B (zh) * | 2014-12-31 | 2017-01-25 | 郑州大学 | 负热膨胀材料NdMnO3及其制备方法 |
DE102015110607A1 (de) * | 2015-07-01 | 2017-01-05 | Epcos Ag | Verfahren zur Herstellung eines elektrischen Bauelements |
DE102015121982A1 (de) * | 2015-12-16 | 2017-06-22 | Epcos Ag | NTC-Keramik, elektronisches Bauelement zur Einschaltstrombegrenzung und Verfahren zur Herstellung eines elektronischen Bauelements |
CN105732034A (zh) * | 2016-02-22 | 2016-07-06 | 电子科技大学 | 一种超低电阻率低b值ntc热敏电阻材料及其制备方法 |
DE102016107931A1 (de) | 2016-04-28 | 2017-11-02 | Epcos Ag | Elektronisches Bauelement zur Einschaltstrombegrenzung und Verwendung eines elektronischen Bauelements |
JP6648825B2 (ja) * | 2016-05-24 | 2020-02-14 | 株式会社村田製作所 | セラミック材料および抵抗素子 |
EP3670473A4 (en) * | 2017-11-29 | 2021-05-05 | Murata Manufacturing Co., Ltd. | CERAMIC ELEMENT |
JP7021701B2 (ja) * | 2018-07-05 | 2022-02-17 | 株式会社村田製作所 | セラミック部材及び電子素子 |
CN111574200A (zh) * | 2020-06-03 | 2020-08-25 | 中科传感(佛山)科技有限公司 | 适用于室温及低温温区的ntc热敏陶瓷材料及制备方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000095522A (ja) * | 1998-06-29 | 2000-04-04 | Sharp Corp | ペロブスカイト型マンガン酸化物薄膜、その製造方法及びそれを用いた赤外線検出素子 |
JP2002121071A (ja) * | 2000-10-11 | 2002-04-23 | Murata Mfg Co Ltd | 負の抵抗温度特性を有する半導体磁器組成物及び負特性サーミスタ |
JP2003257706A (ja) * | 2002-03-05 | 2003-09-12 | Tdk Corp | 温度特性直線化補償用サーミスタ組成物 |
JP2005512317A (ja) * | 2001-12-04 | 2005-04-28 | エプコス アクチエンゲゼルシャフト | 負の温度係数を有する電気デバイス |
JP2006242913A (ja) * | 2005-03-07 | 2006-09-14 | Doshisha | 薄膜温度センサ |
JP2006278478A (ja) * | 2005-03-28 | 2006-10-12 | Osaka Univ | 赤外線センサ用薄膜、その製造方法、およびそれを用いた赤外線センサ |
WO2007037332A1 (ja) * | 2005-09-28 | 2007-04-05 | Nec Corporation | 相変化物質および熱制御装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02189901A (ja) | 1989-01-18 | 1990-07-25 | Murata Mfg Co Ltd | 積層サーミスタ |
JPH09233686A (ja) | 1996-02-20 | 1997-09-05 | Ngk Insulators Ltd | 電力系統の保護装置 |
JP3328204B2 (ja) | 1998-11-02 | 2002-09-24 | 日本電気株式会社 | 温度制御用素子 |
JP2002231508A (ja) | 2001-01-31 | 2002-08-16 | Oizumi Seisakusho:Kk | リニアライズドサーミスタ |
JP2003272904A (ja) | 2002-03-19 | 2003-09-26 | Tdk Corp | 複合型積層チップntcサーミスタ |
JP2005268578A (ja) | 2004-03-19 | 2005-09-29 | Toudai Tlo Ltd | サーミスタ素子 |
JP2006339395A (ja) | 2005-06-02 | 2006-12-14 | Matsushita Electric Ind Co Ltd | 抵抗変化型素子および半導体装置 |
CN1974476A (zh) * | 2006-12-15 | 2007-06-06 | 天津大学 | 锰酸镧系负温度系数半导体陶瓷及其制备方法 |
-
2008
- 2008-08-06 WO PCT/JP2008/064093 patent/WO2009025178A1/ja active Application Filing
- 2008-08-06 CN CN200880100195XA patent/CN101765569B/zh not_active Expired - Fee Related
- 2008-08-06 JP JP2009529001A patent/JP5398534B2/ja not_active Expired - Fee Related
- 2008-08-06 EP EP08792249.8A patent/EP2189430A4/en not_active Withdrawn
- 2008-08-12 TW TW097130738A patent/TW200927699A/zh not_active IP Right Cessation
-
2010
- 2010-02-17 US US12/707,049 patent/US8035474B2/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000095522A (ja) * | 1998-06-29 | 2000-04-04 | Sharp Corp | ペロブスカイト型マンガン酸化物薄膜、その製造方法及びそれを用いた赤外線検出素子 |
JP2002121071A (ja) * | 2000-10-11 | 2002-04-23 | Murata Mfg Co Ltd | 負の抵抗温度特性を有する半導体磁器組成物及び負特性サーミスタ |
JP2005512317A (ja) * | 2001-12-04 | 2005-04-28 | エプコス アクチエンゲゼルシャフト | 負の温度係数を有する電気デバイス |
JP2003257706A (ja) * | 2002-03-05 | 2003-09-12 | Tdk Corp | 温度特性直線化補償用サーミスタ組成物 |
JP2006242913A (ja) * | 2005-03-07 | 2006-09-14 | Doshisha | 薄膜温度センサ |
JP2006278478A (ja) * | 2005-03-28 | 2006-10-12 | Osaka Univ | 赤外線センサ用薄膜、その製造方法、およびそれを用いた赤外線センサ |
WO2007037332A1 (ja) * | 2005-09-28 | 2007-04-05 | Nec Corporation | 相変化物質および熱制御装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101765569B (zh) | 2012-11-28 |
CN101765569A (zh) | 2010-06-30 |
EP2189430A1 (en) | 2010-05-26 |
WO2009025178A1 (ja) | 2009-02-26 |
EP2189430A4 (en) | 2018-04-04 |
US20100134237A1 (en) | 2010-06-03 |
TWI379819B (ja) | 2012-12-21 |
JPWO2009025178A1 (ja) | 2010-11-25 |
TW200927699A (en) | 2009-07-01 |
US8035474B2 (en) | 2011-10-11 |
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