JP7167700B2 - 圧電組成物及び圧電素子 - Google Patents
圧電組成物及び圧電素子 Download PDFInfo
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- JP7167700B2 JP7167700B2 JP2018239913A JP2018239913A JP7167700B2 JP 7167700 B2 JP7167700 B2 JP 7167700B2 JP 2018239913 A JP2018239913 A JP 2018239913A JP 2018239913 A JP2018239913 A JP 2018239913A JP 7167700 B2 JP7167700 B2 JP 7167700B2
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- 239000010936 titanium Substances 0.000 claims description 34
- 229910052719 titanium Inorganic materials 0.000 claims description 26
- 239000000126 substance Substances 0.000 claims description 23
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- 239000003795 chemical substances by application Substances 0.000 claims description 15
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- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 11
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- 239000004332 silver Substances 0.000 claims description 5
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- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 4
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- 239000011733 molybdenum Substances 0.000 claims description 4
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- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
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- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
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- 238000001771 vacuum deposition Methods 0.000 description 2
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 2
- 238000004846 x-ray emission Methods 0.000 description 2
- 229910002902 BiFeO3 Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
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- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
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- 239000000654 additive Substances 0.000 description 1
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- 229910045601 alloy Inorganic materials 0.000 description 1
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- 229940094800 barium oxalate Drugs 0.000 description 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 1
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- 229910000416 bismuth oxide Inorganic materials 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 description 1
- NKZSPGSOXYXWQA-UHFFFAOYSA-N dioxido(oxo)titanium;lead(2+) Chemical compound [Pb+2].[O-][Ti]([O-])=O NKZSPGSOXYXWQA-UHFFFAOYSA-N 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- GNTDGMZSJNCJKK-UHFFFAOYSA-N divanadium pentaoxide Chemical compound O=[V](=O)O[V](=O)=O GNTDGMZSJNCJKK-UHFFFAOYSA-N 0.000 description 1
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- 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
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- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 description 1
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- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 1
- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
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- 239000011591 potassium Substances 0.000 description 1
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- 238000010298 pulverizing process Methods 0.000 description 1
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- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
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- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
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- 150000003609 titanium compounds Chemical class 0.000 description 1
- ZNOKGRXACCSDPY-UHFFFAOYSA-N tungsten trioxide Chemical compound O=[W](=O)=O ZNOKGRXACCSDPY-UHFFFAOYSA-N 0.000 description 1
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- H10N30/8561—Bismuth-based oxides
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- C04B35/62605—Treating the starting powders individually or as mixtures
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Description
O→VO ’’+2e- (1)
Ag→AgBA+h+ (2)
Bi→VBI ’’’+3h+ (3)
Fe3+→Fe2++h+ (4)
D→DTI+e- (5)
D→DTI+2e- (6)
x[BimFeO3]‐y[BanTiO3] (A)
(BixmBayn)(FexTiy)O3 (B)
x+yは1である。xは、0.6以上0.9以下、又は0.6以上0.8以下であってよい。yは、0.1以上0.4以下、又は0.2以上0.4以下であってよい。mは、0.96以上1.06以下であってよい。nは、0.96以上1.06以下であってよい。xが0.6以上0.8以下であり、yが0.2以上0.4以下である場合、電組成物は、高い電気抵抗率を有し易く、大きい圧電定数を有し易い。
出発原料として、Bi2O3の粉末、Fe2O3の粉末、BaCO3の粉末、TiO2の粉末、及びAg(金属単体)の粉末が用いられた。出発原料の全体におけるBi,Fe,Ba及びTiのモル比が、下記化学式A1におけるBi,Fe,Ba及びTiのモル比に一致するように、BaCO3、TiO2、Bi2O3及びFe2O3が秤量された。実施例1の場合、化学式A1中のx及びyの値は、下記表1に示される値であった。100×MAG/MABO3が5.2であるように、Agが秤量された。MAGは、出発原料に含まれるAgの質量である。MABO3とは、出発原料に含まれるBi、Fe、Ba及びTiの全ての元素が下記化学式A1で表される酸化物のみを構成するという仮定に基づく、x[BiFeO3]‐y[BaTiO3]の質量の計算値である。以下では、100×MAG/MABO3が、αと表記される。
x[BiFeO3]‐y[BaTiO3] (A1)
出発原料の秤量により実施例2~28其々のx、y及びαが下記表1~3に示される値に調整された。
比較例1~8のいずれの場合においても、出発原料としてAgは用いられなかった。比較例1~8其々の出発原料の秤量では、x、y及びβが下記表4に示される値に調整された。比較例1では元素Dの酸化物が用いられなかったので、比較例1のβはゼロであった。
Claims (6)
- ビスマス、バリウム、鉄、チタン、及び銀を含む酸化物を備える圧電組成物であって、
前記酸化物がペロブスカイト構造を有し、
M ABO3 が、前記圧電組成物に含まれるビスマス、バリウム、鉄、及びチタンの全ての元素がx[Bi m FeO 3 ]‐y[Ba n TiO 3 ]のみを構成するという仮定に基づく、x[Bi m FeO 3 ]‐y[Ba n TiO 3 ]の質量の計算値であり、
xが、0.6以上0.9以下であり、
yが、0.1以上0.4以下であり、
x+yが、1であり、
mが、0.96以上1.06以下であり、
nが、0.96以上1.06以下であり、
前記銀の質量が、MAGと表され、
100×MAG/MABO3が、0.01以上10.00以下であり、
少なくとも一部の前記酸化物が、下記化学式Aで表され、且つ下記化学式A中のBi及びBaのうち少なくとも一元素の一部が、Agで置換されている、
圧電組成物。
x[Bi m FeO 3 ]‐y[Ba n TiO 3 ] (A) - バナジウム、ニオブ、タンタル、モリブデン、タングステン及びマンガンからなる群より選ばれる少なくとも一種の元素Dを更に含み、
前記化学式A中のFe及びTiのうち少なくとも一元素の一部が、前記元素Dで置換されている、
請求項1に記載の圧電組成物。 - 元素Dとして、少なくともニオブを更に含み、
前記化学式A中のFe及びTiのうち少なくとも一元素の一部が、Nbで置換されている、
請求項1又は2に記載の圧電組成物。 - 前記元素Dの質量の合計値が、MDと表され、
100×MD/MABO3が、0.01以上5.00以下である、
請求項2又は3に記載の圧電組成物。 - xが、0.6以上0.8以下であり、
yが、0.2以上0.4以下である、
請求項1~4のいずれか一項に記載の圧電組成物。 - 請求項1~5のいずれか一項に記載の圧電組成物を備える、
圧電素子。
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JP2002321975A (ja) | 2001-02-22 | 2002-11-08 | Tdk Corp | 圧電磁器 |
JP2010254560A (ja) | 2009-03-31 | 2010-11-11 | Canon Inc | セラミクス、圧電素子および圧電素子の製造方法 |
JP2011181866A (ja) | 2010-03-04 | 2011-09-15 | Fujifilm Corp | 積層構造体及びそれを用いた圧電デバイス |
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