JP5118848B2 - 圧電セラミック材料、多層構造素子及び該セラミック材料の製造方法 - Google Patents
圧電セラミック材料、多層構造素子及び該セラミック材料の製造方法 Download PDFInfo
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- JP5118848B2 JP5118848B2 JP2006529620A JP2006529620A JP5118848B2 JP 5118848 B2 JP5118848 B2 JP 5118848B2 JP 2006529620 A JP2006529620 A JP 2006529620A JP 2006529620 A JP2006529620 A JP 2006529620A JP 5118848 B2 JP5118848 B2 JP 5118848B2
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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
- C04B35/48—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 zirconium or hafnium oxides, zirconates, zircon or hafnates
- C04B35/49—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates
- C04B35/491—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 zirconium or hafnium oxides, zirconates, zircon or hafnates containing also titanium oxides or titanates based on lead zirconates and lead titanates, e.g. PZT
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/09—Forming piezoelectric or electrostrictive materials
- H10N30/093—Forming inorganic materials
- H10N30/097—Forming inorganic materials by sintering
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/85—Piezoelectric or electrostrictive active materials
- H10N30/853—Ceramic compositions
- H10N30/8548—Lead-based oxides
- H10N30/8554—Lead-zirconium titanate [PZT] based
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- 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
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
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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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6583—Oxygen containing atmosphere, e.g. with changing oxygen pressures
- C04B2235/6584—Oxygen containing atmosphere, e.g. with changing oxygen pressures at an oxygen percentage below that of air
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- 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
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/658—Atmosphere during thermal treatment
- C04B2235/6588—Water vapor containing atmospheres
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/05—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes
- H10N30/053—Manufacture of multilayered piezoelectric or electrostrictive devices, or parts thereof, e.g. by stacking piezoelectric bodies and electrodes by integrally sintering piezoelectric or electrostrictive bodies and electrodes
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/50—Piezoelectric or electrostrictive devices having a stacked or multilayer structure
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
- H10N30/877—Conductive materials
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- Composite Materials (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Description
2)PbCO3もしくはPb3O4、
3)希土類金属の酸化物、例えばNd2O3からなるドーパント、及び
4)CuOの添加剤
からなる原料混合物を、a)モルフォトロピック相境界に相当するか又はこれに近似する組成で及びb)焼結緻密化の促進のために最大5%のPbO−過剰量で秤量する。この混合物を、成分の等分配のために水性懸濁液中で粉砕段階にかけ、かつろ過及び乾燥後に例えば900〜950℃で空気中で焼成する。
1)Cu−内部電極への適合を伴わないPb0.97Nd0.02□0.01(Zr0.5515Ti0.4485)O3;
2)Cu−内部電極へのZr/Ti−比の適合を伴うPb0.97Nd0.02□0.01(Zr0.5425Ti0.4575)O3;
3)ドーピングへ適合されたCu−含量及び調節されたモルフォトロピック相境界を有するPb0.96Nd0.02Cu0.02(Zr0.5515Ti0.4485)
の3つのアクチュエーターの性質がまとめられており、例えばこれらは(a)室温で及び(b)180℃でのE=2kV/mmでの分極処理の後に測定される。小信号−特性ε及びTKεに加えて、ここでも、分極から、例えばアクチュエーターの場合に40μmの変位をもたらす電圧により計算されることができる大信号−誘電率が記載されている。
1)酸化銅添加を伴わず、かつモルフォトロピック相境界への適合を伴わないPb0.97Nd0.02□0.01(Zr0.5515Ti0.4485)O3、
2)モルフォトロピック相境界へのZr/Ti−比の適合を伴うPb0.97Nd0.02□0.01(Zr0.5425Ti0.4575)O3、並びに
3)酸化銅添加により変性されたセラミックPb0.96Nd0.02Cu0.02(Zr0.5515Ti0.4485)、
そのZr/Ti−比はモルフォトロピック相境界へ適合されている。(a)室温で及び(b)180℃での2kV/mmでの分極処理後に測定した。
Claims (8)
- 本質的にはチタン酸ジルコン酸鉛を含有し、かつペロブスカイト格子を有する、
一般組成ABO3
[ここでAは結晶格子のAサイトを表し、かつBはBサイトを表す]で示される圧電セラミック材料において、
一般式Pb1−3x/2−y/2SEx□x/2−y/2CuI y(Zr0.5515−zTi0.4485+z)O3[ここで0.01<x<0.04及び0<y<x/2である]で示されるチタン酸ジルコン酸鉛の少なくとも1つの含分を有する組成であることを特徴とし、
ここでSEはLa、Nd、Sm、Gd、Tb、Dy、Ho、Er、Tm、Yb、Lu及びYから選択される希土類金属であり、
パラメーターxは希土類金属の原子価により決定されており、
パラメーターzはパラメーターyに依存して、該セラミック材料がモルフォトロピック相境界に調節されているように選択されており、かつ−0.15<z<0.15の間の値を取る、
圧電セラミック材料。 - Cuが、セラミック材料のペロブスカイト格子中へ、少なくとも部分的にAサイトに組み込まれており、その際にAサイトに組み込まれたCuが、一価で正のカチオンCu+として存在する、請求項1記載のセラミック材料。
- zが−0.016〜0.0205の間の値を取る、請求項1又は2記載のセラミック材料。
- 酸化銅CuOが含まれているセラミック−原料混合物を調製し、
セラミック−原料混合物を不活性条件下で焼成し、その際に焼成を還元雰囲気中で酸素分圧下に実施し、その際にCu及び酸化銅が平衡にありかつ共存し、
焼成されたセラミック生成物を微細に粉砕し、均質化し、引き続いて焼結する
ことにより、請求項1から3までのいずれか1項記載のセラミック材料を製造する方法。 - 焼成を、湿った窒素雰囲気中で実施する、請求項4記載の方法。
- セラミック−原料混合物を酸化銅−添加を伴わずに焼成し、その際に焼成の際に圧電セラミックペロブスカイト−混晶相が形成され、
スリップ中へ酸化銅Cu2Oを添加し、その際に酸化銅はスリップ中に均一に分配され、
焼成の生成物を微細に粉砕し、スリップと混合し、それによりセラミック材料が形成され、
セラミック材料を不活性条件下で焼結する
ことにより、請求項1から3までのいずれか1項記載のセラミック材料を製造する方法。 - 焼結を、湿った窒素雰囲気中で実施する、請求項4から6までのいずれか1項記載の方法。
- セラミック層及び電極層が交互の順序で上下に配置されており、
内部にある電極が金属銅の少なくとも1つの含分を含有する、
請求項1から3までのいずれか1項記載のセラミック材料からなるセラミック層及び内部にある電極層を有する圧電多層構造素子。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10345499.3 | 2003-09-30 | ||
| DE10345499A DE10345499A1 (de) | 2003-09-30 | 2003-09-30 | Piezoelektrisches Keramikmaterial, Vielschichtbauelement und Verfahren zur Herstellung des Keramikmaterials |
| PCT/DE2004/002168 WO2005034256A2 (de) | 2003-09-30 | 2004-09-29 | Piezoelektrisches keramikmaterial, vielschichtbauelement und verfahren zur herstellung des keramikmaterials |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2007507406A JP2007507406A (ja) | 2007-03-29 |
| JP5118848B2 true JP5118848B2 (ja) | 2013-01-16 |
Family
ID=34399106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006529620A Expired - Lifetime JP5118848B2 (ja) | 2003-09-30 | 2004-09-29 | 圧電セラミック材料、多層構造素子及び該セラミック材料の製造方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7408292B2 (ja) |
| EP (1) | EP1668715B1 (ja) |
| JP (1) | JP5118848B2 (ja) |
| DE (2) | DE10345499A1 (ja) |
| WO (1) | WO2005034256A2 (ja) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004020329A1 (de) * | 2004-04-26 | 2005-11-10 | Epcos Ag | Elektrische Funktionseinheit und Verfahren zu deren Herstellung |
| DE102005017108A1 (de) * | 2005-01-26 | 2006-07-27 | Epcos Ag | Piezoelektrisches Bauelement |
| US7528531B2 (en) * | 2006-11-30 | 2009-05-05 | Tdk Corporation | Piezoelectric ceramic composition and laminated piezoelectric element |
| US7498725B2 (en) * | 2006-11-30 | 2009-03-03 | Tdk Corporation | Piezoelectric ceramic composition and laminated piezoelectric element |
| DE102006057691A1 (de) | 2006-12-07 | 2008-06-12 | Robert Bosch Gmbh | Niedrig sinterndes, piezoelektrisches Material auf Blei-Zirkonat-Titanat-Mischkristall-Basis, Verfahren zu dessen Herstellung sowie ein dieses Material umfassendes piezoelektrisches Bauelement |
| DE102007045089A1 (de) * | 2007-09-07 | 2009-03-12 | Epcos Ag | Keramikmaterial, Verfahren zur Herstellung desselben und elektrokeramisches Bauelement umfassend das Keramikmaterial |
| JP5216319B2 (ja) * | 2007-12-27 | 2013-06-19 | 株式会社アルバック | チタン酸ジルコン酸鉛系焼結体の製造方法 |
| DE102011117709A1 (de) | 2011-11-04 | 2013-05-08 | Epcos Ag | Keramikmaterial, Verfahren zur Herstellung desselben und elektrokeramisches Bauelement umfassend das Keramikmaterial |
| KR20160123645A (ko) | 2015-04-16 | 2016-10-26 | 삼성전기주식회사 | 유전체 자기 조성물 및 이를 포함하는 적층 세라믹 커패시터 |
| US10730803B2 (en) * | 2015-09-29 | 2020-08-04 | The Penn State Research Foundation | Cold sintering ceramics and composites |
| CN108352439B (zh) * | 2015-10-27 | 2021-11-26 | 株式会社村田制作所 | 压电器件以及压电器件的制造方法 |
| CN114213122B (zh) * | 2021-12-28 | 2023-04-14 | 广东奥迪威传感科技股份有限公司 | 压电陶瓷材料及其制备方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4056654A (en) * | 1975-07-24 | 1977-11-01 | Kkf Corporation | Coating compositions, processes for depositing the same, and articles resulting therefrom |
| DE3619871A1 (de) * | 1986-06-13 | 1987-12-17 | Siemens Ag | Verfahren zur herstellung keramischen materials mit piezoelektrischen eigenschaften |
| WO1988008609A1 (en) * | 1987-04-24 | 1988-11-03 | General Atomics | Manufacture of high purity superconducting ceramic |
| EP0575966B1 (en) * | 1992-06-23 | 1998-04-22 | Murata Manufacturing Co., Ltd. | Piezoelectric ceramics |
| JP3119138B2 (ja) * | 1995-10-06 | 2000-12-18 | 株式会社村田製作所 | 圧電磁器及びその製造方法 |
| US5985404A (en) * | 1996-08-28 | 1999-11-16 | Tdk Corporation | Recording medium, method of making, and information processing apparatus |
| US5792379A (en) * | 1997-03-27 | 1998-08-11 | Motorola Inc. | Low-loss PZT ceramic composition cofirable with silver at a reduced sintering temperature and process for producing same |
| JP3472087B2 (ja) * | 1997-06-30 | 2003-12-02 | Tdk株式会社 | 膜構造体、電子デバイス、記録媒体および酸化物導電性薄膜の製造方法 |
| US6738096B1 (en) * | 1998-07-10 | 2004-05-18 | Silverbrook Research Pty Ltd | Low-cost disposable camera including print media carrying indication of postage paid |
| US6727948B1 (en) * | 1997-07-15 | 2004-04-27 | Silverbrook Research Pty Ltd | Utilizing autofocus information for image processing in a digital camera |
| US7753469B2 (en) * | 1997-07-15 | 2010-07-13 | Silverbrook Research Pty Ltd | Inkjet nozzle chamber with single inlet and plurality of nozzles |
| US6203613B1 (en) * | 1999-10-19 | 2001-03-20 | International Business Machines Corporation | Atomic layer deposition with nitrate containing precursors |
| US20020098333A1 (en) * | 1999-12-16 | 2002-07-25 | Adalbert Feltz | Piezoceramic device |
| US6709776B2 (en) * | 2000-04-27 | 2004-03-23 | Tdk Corporation | Multilayer thin film and its fabrication process as well as electron device |
| DE10101188A1 (de) * | 2001-01-12 | 2002-08-01 | Bosch Gmbh Robert | Piezoelektrisches keramisches Material, Verfahren zu dessen Herstellung und elektrokeramisches Mehrlagenbauteil |
| US6873229B2 (en) * | 2003-05-19 | 2005-03-29 | Harris Corporation | In line structure for agitation of fluid dielectrics in RF devices |
| SG124303A1 (en) * | 2005-01-18 | 2006-08-30 | Agency Science Tech & Res | Thin films of ferroelectric materials and a methodfor preparing same |
-
2003
- 2003-09-30 DE DE10345499A patent/DE10345499A1/de not_active Withdrawn
-
2004
- 2004-09-29 JP JP2006529620A patent/JP5118848B2/ja not_active Expired - Lifetime
- 2004-09-29 US US10/574,209 patent/US7408292B2/en not_active Expired - Lifetime
- 2004-09-29 EP EP04786880A patent/EP1668715B1/de not_active Expired - Lifetime
- 2004-09-29 WO PCT/DE2004/002168 patent/WO2005034256A2/de not_active Ceased
- 2004-09-29 DE DE502004008498T patent/DE502004008498D1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE502004008498D1 (de) | 2009-01-02 |
| WO2005034256A2 (de) | 2005-04-14 |
| JP2007507406A (ja) | 2007-03-29 |
| DE10345499A1 (de) | 2005-04-28 |
| EP1668715A2 (de) | 2006-06-14 |
| EP1668715B1 (de) | 2008-11-19 |
| WO2005034256A3 (de) | 2005-11-24 |
| US7408292B2 (en) | 2008-08-05 |
| US20070267948A1 (en) | 2007-11-22 |
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