JP5776890B2 - 液体噴射ヘッド及び液体噴射装置並びに圧電素子 - Google Patents
液体噴射ヘッド及び液体噴射装置並びに圧電素子 Download PDFInfo
- Publication number
- JP5776890B2 JP5776890B2 JP2011124657A JP2011124657A JP5776890B2 JP 5776890 B2 JP5776890 B2 JP 5776890B2 JP 2011124657 A JP2011124657 A JP 2011124657A JP 2011124657 A JP2011124657 A JP 2011124657A JP 5776890 B2 JP5776890 B2 JP 5776890B2
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- Prior art keywords
- electrode
- piezoelectric
- layered compound
- piezoelectric layer
- piezoelectric element
- 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.)
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- 239000007788 liquid Substances 0.000 title claims description 30
- 150000001875 compounds Chemical class 0.000 claims description 91
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 71
- 239000010936 titanium Substances 0.000 claims description 51
- 229910052719 titanium Inorganic materials 0.000 claims description 46
- 229910052742 iron Inorganic materials 0.000 claims description 42
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 42
- 229910052788 barium Inorganic materials 0.000 claims description 40
- 229910052760 oxygen Inorganic materials 0.000 claims description 33
- 239000011572 manganese Substances 0.000 claims description 29
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 24
- 229910052748 manganese Inorganic materials 0.000 claims description 24
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 22
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 21
- 229910052797 bismuth Inorganic materials 0.000 claims description 21
- 239000001301 oxygen Substances 0.000 claims description 21
- 229910052697 platinum Inorganic materials 0.000 claims description 20
- 238000010304 firing Methods 0.000 claims description 17
- 239000002243 precursor Substances 0.000 claims description 15
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 11
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims description 9
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- 235000012239 silicon dioxide Nutrition 0.000 description 7
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
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- VXUYXOFXAQZZMF-UHFFFAOYSA-N titanium(IV) isopropoxide Chemical compound CC(C)O[Ti](OC(C)C)(OC(C)C)OC(C)C VXUYXOFXAQZZMF-UHFFFAOYSA-N 0.000 description 6
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- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 5
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- ITHZDDVSAWDQPZ-UHFFFAOYSA-L barium acetate Chemical compound [Ba+2].CC([O-])=O.CC([O-])=O ITHZDDVSAWDQPZ-UHFFFAOYSA-L 0.000 description 2
- NUMHJBONQMZPBW-UHFFFAOYSA-K bis(2-ethylhexanoyloxy)bismuthanyl 2-ethylhexanoate Chemical compound [Bi+3].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O NUMHJBONQMZPBW-UHFFFAOYSA-K 0.000 description 2
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
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- SMSVUYQRWYTTLI-UHFFFAOYSA-L 2-ethylhexanoate;iron(2+) Chemical compound [Fe+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O SMSVUYQRWYTTLI-UHFFFAOYSA-L 0.000 description 1
- FHRAKXJVEOBCBQ-UHFFFAOYSA-L 2-ethylhexanoate;manganese(2+) Chemical compound [Mn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O FHRAKXJVEOBCBQ-UHFFFAOYSA-L 0.000 description 1
- NJLQUTOLTXWLBV-UHFFFAOYSA-N 2-ethylhexanoic acid titanium Chemical compound [Ti].CCCCC(CC)C(O)=O.CCCCC(CC)C(O)=O.CCCCC(CC)C(O)=O.CCCCC(CC)C(O)=O NJLQUTOLTXWLBV-UHFFFAOYSA-N 0.000 description 1
- 238000000018 DNA microarray Methods 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- DJHZYHWLGNJISM-FDGPNNRMSA-L barium(2+);(z)-4-oxopent-2-en-2-olate Chemical compound [Ba+2].C\C([O-])=C\C(C)=O.C\C([O-])=C\C(C)=O DJHZYHWLGNJISM-FDGPNNRMSA-L 0.000 description 1
- VJFFDDQGMMQGTQ-UHFFFAOYSA-L barium(2+);2-ethylhexanoate Chemical compound [Ba+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O VJFFDDQGMMQGTQ-UHFFFAOYSA-L 0.000 description 1
- CPUJSIVIXCTVEI-UHFFFAOYSA-N barium(2+);propan-2-olate Chemical compound [Ba+2].CC(C)[O-].CC(C)[O-] CPUJSIVIXCTVEI-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
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- 239000007789 gas Substances 0.000 description 1
- 239000002241 glass-ceramic Substances 0.000 description 1
- RXPAJWPEYBDXOG-UHFFFAOYSA-N hydron;methyl 4-methoxypyridine-2-carboxylate;chloride Chemical compound Cl.COC(=O)C1=CC(OC)=CC=N1 RXPAJWPEYBDXOG-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- LZKLAOYSENRNKR-LNTINUHCSA-N iron;(z)-4-oxoniumylidenepent-2-en-2-olate Chemical compound [Fe].C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O.C\C(O)=C\C(C)=O LZKLAOYSENRNKR-LNTINUHCSA-N 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical group [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- LBSANEJBGMCTBH-UHFFFAOYSA-N manganate Chemical compound [O-][Mn]([O-])(=O)=O LBSANEJBGMCTBH-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Classifications
-
- 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
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
- H10N30/706—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings characterised by the underlying bases, e.g. substrates
- H10N30/708—Intermediate layers, e.g. barrier, adhesion or growth control buffer layers
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- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
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- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/055—Devices for absorbing or preventing back-pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B41J2/164—Manufacturing processes thin film formation
- B41J2/1642—Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
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- B41J2/1646—Manufacturing processes thin film formation thin film formation by sputtering
-
- 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
- H10N30/07—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base
- H10N30/074—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing
- H10N30/077—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition
- H10N30/078—Forming of piezoelectric or electrostrictive parts or bodies on an electrical element or another base by depositing piezoelectric or electrostrictive layers, e.g. aerosol or screen printing by liquid phase deposition by sol-gel deposition
-
- 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
- H10N30/8561—Bismuth-based oxides
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- B41J2002/14241—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm having a cover around the piezoelectric thin film element
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2002/14419—Manifold
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Description
かかる態様では、ビスマス、バリウム、鉄、マンガン及びチタンを含むペロブスカイト構造を有する複合酸化物からなる圧電体層と、白金からなる第1電極側との間に、鉄、バリウム、チタン及び酸素を含む層状化合物を設けることにより、この層状化合物を設けない場合と比較して、圧電体層と第1電極との密着性を向上させることができ、圧電体層と第1電極との密着性が優れた圧電素子となる。したがって、第1電極からの圧電体層の剥離が抑制されるため、耐久性及び信頼性に優れた液体噴射ヘッドとなる。
かかる態様では、ビスマス、バリウム、鉄、マンガン及びチタンを含むペロブスカイト構造を有する複合酸化物からなる圧電体層と、白金からなる第1電極との間に、鉄、バリウム、チタン及び酸素を含む層状化合物を設けることにより、この層状化合物を設けない場合と比較して、圧電体層と第1電極の密着性を向上させることができ、圧電体層と第1電極との密着性が優れた圧電素子となる。
図1は、本発明の実施形態1に係る液体噴射ヘッドの一例であるインクジェット式記録ヘッドの概略構成を示す分解斜視図であり、図2は、図1の平面図であり、図3(a)は図2のA−A′線断面図、図3(b)は図3(a)の要部拡大断面図、図3(c)は第2電極が設けられた側の面から圧電体層及び層状化合物部を見た要部拡大平面図である。図1〜図3に示すように、本実施形態の流路形成基板10は、シリコン単結晶基板からなり、その一方の面には二酸化シリコンからなる弾性膜50が形成されている。
[(1−x){Bi(Fe1−a,Mna)O3}−x{BaTiO3}](1)
(0.1≦x≦0.4、0.01≦a≦0.1)
まず、(100)に配向した単結晶シリコン基板の表面に熱酸化により膜厚1200nmの二酸化シリコン膜を形成した。次に、二酸化シリコン膜上にRFマグネトロンスパッタ法により膜厚40nmのチタン膜を形成し、熱酸化することで酸化チタン膜を形成した。次に、酸化チタン膜上にRFマグネトロンスパッタ法により膜厚100nmの白金膜を形成し、(111)に配向した第1電極60とした。
実施例1の圧電素子について、厚さ方向の断面を、EFTEM(energy-filtering transmission electron microscope、エネルギフィルタリング透過型電子顕微鏡)を用いて観察した。得られたEFTEM−BF(Bright Field)像を図9に示す。また、図9の一部の拡大写真を図10に示す。そして、図10の□で示されるa〜eの箇所の電子回折図形を、順に図11(a)〜(e)に示す。また、図9の四角で囲った枠a〜dの拡大写真を、図12(a)(a部)、図12(b)(b部)、図13(a)(c部)、図13(b)(d部)に示す。
実施例1の圧電素子について、厚さ方向の断面を、STEM−HAADF(High-Angle-Annular-Dark-Field)及びBi,Pt,Fe,Mn,Ba,Ti,Oの各元素について、STEM−EDS(Scanning Transmission Electron Microscope(走査透過電子顕微鏡)−Energy-Dispersive-Spectroscopy)で測定した。なお、Bi,Pt,BaについてはL殻を、Fe,Mn,Ti,OについてはK殻を測定した。結果を順に図14(a)〜(h)に示す。図14に示すように、層状化合物部75は、Fe、Ba、Ti及びOを含有しており、特に、多量のFeを含有していた。また、圧電体層70は、Bi,Fe,Mn,Ba,Ti及びOを含有していた。
実施例1の圧電素子の圧電体層70及び層状化合物部75について、Cs(球面収差係数)補正STEM(CsSTEM)で測定した。重元素であるBi元素については、CsSTEM−EDS(Scanning Transmission Electron Microscope(走査透過電子顕微鏡)−Energy-Dispersive-Spectroscopy)、他のPt,Fe,Mn,Ba,Ti,Oの各元素についてはCsSTEM−EELS(Electron energy-loss spectroscopy)で測定した。
実施例1の圧電素子について、Bruker AXS社製の「D8 Discover」を用い、X線源にCuKα線を使用し、室温で、圧電体層の粉末X線回折パターンを求めた。その結果、ペロブスカイト構造に起因するピークが観測された。
実施例1の圧電素子について、東陽テクニカ社製「FCE−1A」で、φ=400μmの電極パターンを使用し、室温で周波数1kHzの三角波を印加して、P(分極量)−V(電圧)の関係を求めた。結果を図19(a)に示す。また、最大分極Pmaxと最大印加電圧との関係を求めた結果を、図19(b)に示す。この結果、実施例1の圧電体層は強誘電体であった。
焼成工程の温度を800℃とする代わりに、750℃とした以外は、実施例1と同様にして、厚さ651nmの圧電体層70を有する圧電素子を形成した。
実施例2の圧電素子について、試験例1と同様の方法で、EFTEMを用いて厚さ方向の断面を観察した。得られたEFTEM−BF像を図20に示す。また、図20の一部の拡大写真を図21に示す。そして、図21の□で示されるa〜eの箇所の電子回折図形を、順に図22(a)〜図22(e)に示す。また、図20の四角で囲った枠a〜dの拡大写真を、図23(a)(a部)、図23(b)(b部)、図24(a)(c部)、図24(b)(d部)に示す。
実施例2の圧電素子について、厚さ方向の断面を、試験例2と同様の方法で、Bi,Pt,Fe,Mn,Ba,Ti,Oの各元素について、STEM−EDSで測定した。結果を順に図25(a)〜(h)に示す。図25に示すように、層状化合物部75は、Fe、Mn、Ba、Ti及びOを含有しており、特に、多量のFeを含有していた。また、圧電体層70は、Bi,Fe,Mn,Ba,Ti及びOを含有していた。
実施例2の圧電素子について、試験例4と同様の方法で、圧電体層の粉末X線回折パターンを求めた。その結果、ペロブスカイト構造に起因するピークが観測された。
実施例2の圧電素子について、試験例5と同様の方法で、P(分極量)−V(電圧)の関係、最大分極Pmaxと最大印加電圧との関係、S(電界誘起歪(変位量))−V(電圧)の関係、及び、変位量dpp2と最大印加電圧との関係を求めた。結果を図26(a)及び図26(b)に示す。この結果、実施例2の圧電体層は強誘電体であった。また、実施例2の圧電素子は、液体噴射ヘッドとして十分な変位量を示すものであった。
実施例1と同様に、(100)に配向した単結晶シリコン基板の表面に熱酸化により膜厚1200nmの二酸化シリコン膜を形成した後、酸化チタン膜及び第1電極60を形成した。
実施例3と同様な塗布溶液を用い、塗布工程・乾燥工程・脱脂工程を実施した後、酸素雰囲気中で、RTA(Rapid Thermal Annealing)装置で750℃、5分間焼成を行った(焼成工程)。
実施例3と同様にして、塗布、乾燥及び脱脂を実施した。塗布工程・乾燥及び脱脂工程からなる工程の後、酸素雰囲気中で、RTA(Rapid Thermal Annealing)装置で750℃、5分間焼成を行った(焼成工程)。
実施例4及び実施例5の圧電素子について、試験例2と同様の方法で、STEM−EDSを用いて厚さ方向の元素分布を測定した。得られたSTEM−EDS元素分布像を図27及び図28に示す。
実施例3と同様にして、塗布、乾燥及び脱脂を実施した。塗布工程・乾燥及び脱脂工程を2回繰り返した後、酸素雰囲気中で、RTA(Rapid Thermal Annealing)装置で750℃、5分間焼成を行った(焼成工程)。
実施例3と同様にして、塗布、乾燥及び脱脂を実施した。塗布工程・乾燥及び脱脂工程を2回繰り返した後、酸素雰囲気中で、RTA(Rapid Thermal Annealing)装置で700℃、5分間焼成を行った(焼成工程)。
実施例3と同様にして、塗布、乾燥及び脱脂を実施した。塗布工程・乾燥及び脱脂工程を2回繰り返した後、酸素雰囲気中で、RTA(Rapid Thermal Annealing)装置で650℃、5分間焼成を行った(焼成工程)。
実施例6〜7、比較例8の圧電素子について、二次イオン質量分析計(SIMS;カメカ社製IMS−7f)を用いて、深さ組成プロファイルを測定した。結果を図29〜図30に示す。図29は、133Cs2で規格化したBiのプロファイルであり、図30はPtのプロファイルである。
以上、本発明の一実施形態を説明したが、本発明の基本的構成は上述したものに限定されるものではない。例えば、上述した実施形態では、流路形成基板10として、シリコン単結晶基板を例示したが、特にこれに限定されず、例えば、SOI基板、ガラス等の材料を用いるようにしてもよい。
Claims (5)
- 白金からなる第1電極と、ビスマス、バリウム、鉄、マンガン及びチタンを含むペロブスカイト構造を有する複合酸化物からなる圧電体層と、前記圧電体層上に設けられた第2電極と、
前記圧電体層と前記第1電極の間に形成された、鉄、バリウム、チタン及び酸素を含む層状化合物とを有し、
前記圧電体層及び前記層状化合物は、ビスマス、バリウム、鉄、マンガン及びチタンを含む前駆体溶液が700℃以上の温度で焼成されることによって形成される、
ことを特徴とする圧電素子。 - 前記層状化合物は、島状に設けられていることを特徴とする請求項1に記載する圧電素子。
- 前記層状化合物は、マンガンを含むことを特徴とする請求項1または2に記載する圧電素子。
- 請求項1〜3のいずれか一項に記載する圧電素子を具備することを特徴とする液体噴射ヘッド。
- 請求項4に記載する液体噴射ヘッドを具備することを特徴とする液体噴射装置。
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EP11188950.7A EP2453494B1 (en) | 2010-11-16 | 2011-11-14 | Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element |
US13/295,326 US8770723B2 (en) | 2010-11-16 | 2011-11-14 | Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus |
CN201110360314.9A CN102529371B (zh) | 2010-11-16 | 2011-11-14 | 液体喷射头和液体喷射装置以及压电元件 |
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US10355196B2 (en) * | 2016-02-10 | 2019-07-16 | Seiko Epson Corporation | Piezoelectric element, piezoelectric element application device, and method of manufacturing piezoelectric element |
JP6790749B2 (ja) * | 2016-11-16 | 2020-11-25 | セイコーエプソン株式会社 | 圧電素子及び圧電素子応用デバイス |
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JPH11145412A (ja) | 1997-11-14 | 1999-05-28 | Sony Corp | 電子装置およびその製造方法ならびに誘電体キャパシタおよびその製造方法ならびに強誘電体不揮発性記憶装置およびその製造方法 |
JP4051654B2 (ja) | 2000-02-08 | 2008-02-27 | セイコーエプソン株式会社 | 圧電体素子、インクジェット式記録ヘッド及びこれらの製造方法並びにインクジェットプリンタ |
JP2005333108A (ja) * | 2004-04-02 | 2005-12-02 | Matsushita Electric Ind Co Ltd | 圧電素子、インクジェットヘッド、角速度センサ及びインクジェット式記録装置 |
JP2005302933A (ja) * | 2004-04-09 | 2005-10-27 | Seiko Epson Corp | 圧電素子、圧電アクチュエーター、インクジェット式記録ヘッド、インクジェットプリンター、表面弾性波素子、周波数フィルタ、発振器、電子回路、薄膜圧電共振器、及び電子機器 |
JP5245107B2 (ja) * | 2006-05-09 | 2013-07-24 | キヤノン株式会社 | 圧電素子、圧電アクチュエータ、インクジェット式記録ヘッド |
JP4367654B2 (ja) * | 2006-08-30 | 2009-11-18 | セイコーエプソン株式会社 | 圧電素子及び液体噴射ヘッド |
US8212451B2 (en) | 2006-10-31 | 2012-07-03 | Kyocera Corporation | Multi-layer piezoelectric element having a plurality of junction sections and injection apparatus employing the same |
EP2226863B1 (en) * | 2007-11-28 | 2015-01-07 | Kyocera Corporation | Laminated piezoelectric element, injection device having the element, and fuel injection system |
JP4775772B2 (ja) * | 2008-04-01 | 2011-09-21 | セイコーエプソン株式会社 | 圧電材料および圧電素子 |
JP5248168B2 (ja) * | 2008-04-01 | 2013-07-31 | セイコーエプソン株式会社 | 圧電材料および圧電素子 |
JP5313792B2 (ja) | 2008-07-17 | 2013-10-09 | 富士フイルム株式会社 | ペロブスカイト型酸化物、酸化物組成物、酸化物体、圧電素子、及び液体吐出装置 |
JP5329863B2 (ja) | 2008-07-31 | 2013-10-30 | 富士フイルム株式会社 | 圧電素子及び圧電素子の製造方法、液体吐出装置 |
JP2010137485A (ja) * | 2008-12-15 | 2010-06-24 | Seiko Epson Corp | 液体噴射ヘッド、液体噴射装置及びアクチュエーター装置並びに液体噴射ヘッドの製造方法 |
JP5410780B2 (ja) * | 2009-02-18 | 2014-02-05 | 富士フイルム株式会社 | 成膜方法、成膜装置、圧電体膜、圧電素子、及び液体吐出装置 |
US8400047B2 (en) | 2009-03-12 | 2013-03-19 | Canon Kabushiki Kaisha | Piezoelectric material, piezoelectric device, and method of producing the piezoelectric device |
JP5616130B2 (ja) | 2009-06-08 | 2014-10-29 | 富士フイルム株式会社 | 圧電素子及びそれを備えた圧電アクチュエータ、液体吐出装置、発電装置 |
JP2012530845A (ja) | 2009-06-19 | 2012-12-06 | セラマテック インコーポレイテッド | 電極材料としてのビスマス金属酸化物パイロクロア |
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CN102529371A (zh) | 2012-07-04 |
US20120120161A1 (en) | 2012-05-17 |
EP2453494A2 (en) | 2012-05-16 |
CN102529371B (zh) | 2014-11-12 |
EP2453494A3 (en) | 2014-03-12 |
US8770723B2 (en) | 2014-07-08 |
JP2012121316A (ja) | 2012-06-28 |
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