JP4102308B2 - 圧電/電歪材料及びその製造方法 - Google Patents
圧電/電歪材料及びその製造方法 Download PDFInfo
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- JP4102308B2 JP4102308B2 JP2003552681A JP2003552681A JP4102308B2 JP 4102308 B2 JP4102308 B2 JP 4102308B2 JP 2003552681 A JP2003552681 A JP 2003552681A JP 2003552681 A JP2003552681 A JP 2003552681A JP 4102308 B2 JP4102308 B2 JP 4102308B2
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- 239000000463 material Substances 0.000 title claims description 47
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 229910052573 porcelain Inorganic materials 0.000 claims description 43
- 239000013078 crystal Substances 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 11
- 230000005684 electric field Effects 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 9
- 239000002994 raw material Substances 0.000 claims description 7
- 238000010298 pulverizing process Methods 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 5
- 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 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 4
- 239000011812 mixed powder Substances 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 238000001354 calcination Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 239000011164 primary particle Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000002789 length control Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 150000003839 salts Chemical group 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
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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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- 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
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- H10N30/853—Ceramic compositions
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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
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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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- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Oxide Ceramics (AREA)
Description
出発原料としてBaCO3、TiO2、Nb2O5、SrCO3、CuOを用い、磁器中の組成として、Baに対するSr置換量、A/B=(Ba+Sr)/Ti(モル比)、及びNb2O5、CuOをそれぞれ表1に示すように秤量した。これらの原料150gを、2mmφのジルコニアボールと溶剤400gを媒体とし、ボールミルを用いて64時間湿式混合し、各原料の一次粒子径を1μm以下にした。
次に、実施例1と同様の出発原料を用い、磁器中の組成が、Baの1mol%をSrで置換し、A/B=(Ba+Sr)/Ti(モル比)=1.005とし、Nb2O5、CuOをそれぞれ外配で0.1wt%、0.2wt%添加した成分比となるように秤量した。これらの原料を実施例1と同様に混合した。
Claims (9)
- BaTiO3を主成分とし、CuO、Nb2O5が添加されたBaTiO3系の磁器からなる圧電/電歪材料であって、4000V/mmの電界における横方向の歪が650×10−6以上であることを特徴とする圧電/電歪材料。
- BaTiO3を主成分とし、CuO、Nb2O5が添加されたBaTiO3系の磁器からなる圧電/電歪材料であって、キュリー温度が110〜130℃であることを特徴とする圧電/電歪材料。
- BaTiO3を主成分とし、CuO、Nb2O5が添加されたBaTiO3系の磁器からなる圧電/電歪材料であって、室温における結晶相が正方晶及び立方晶のみからなることを特徴とする圧電/電歪材料。
- Baの少なくとも一部がSrで置換されている請求項1〜3のいずれか1項に記載の圧電/電歪材料。
- Ba/Ti(モル比)が1.001〜1.02である請求項1〜3のいずれか1項に記載の圧電/電歪材料。
- (Ba+Sr)/Ti(モル比)が1.001〜1.02である請求項4記載の圧電/電歪材料。
- CuOの含有量が0.05〜0.5wt%、Nb2O5の含有量が0.05〜0.5wt%である請求項1〜3のいずれか1項に記載の圧電/電歪材料。
- 該磁器を構成する結晶粒子の85%以上が、粒径10μm以下に分布し、かつ、最大粒子径が5μm以上25μm以下の範囲にある請求項1〜4のいずれか1項に記載の圧電/電歪材料。
- BaTiO3を主成分とし、CuO、Nb2O5が添加されたBaTiO3系の磁器からなる圧電/電歪材料の製造方法であって、
所定の組成範囲となるように秤量された各原料を混合粉砕した後、得られた混合粉末を大気中、850〜950℃の温度で仮焼し、次いで、得られた仮焼体を、比表面積が3〜7m 2 /gとなるまで粉砕した後、成形、焼成し、得られた磁器を、最高温度150℃〜600℃まで昇温し、同温度で、1〜180min保持した後、50〜200℃/hrの降温速度で50℃以下まで降温する熱処理を行うことを特徴とする圧電/電歪材料の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001385733 | 2001-12-19 | ||
JP2001385733 | 2001-12-19 | ||
PCT/JP2002/013272 WO2003051789A1 (fr) | 2001-12-19 | 2002-12-19 | Materiau piezo-electrique/electrostrictif et son procede de production |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2003051789A1 JPWO2003051789A1 (ja) | 2005-04-28 |
JP4102308B2 true JP4102308B2 (ja) | 2008-06-18 |
Family
ID=19187868
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003552681A Expired - Fee Related JP4102308B2 (ja) | 2001-12-19 | 2002-12-19 | 圧電/電歪材料及びその製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6702952B2 (ja) |
EP (1) | EP1457469B1 (ja) |
JP (1) | JP4102308B2 (ja) |
CN (1) | CN1267375C (ja) |
AU (1) | AU2002354230A1 (ja) |
DE (1) | DE60239700D1 (ja) |
WO (1) | WO2003051789A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6887397B2 (en) * | 2001-12-19 | 2005-05-03 | Ngk Insulators, Ltd. | Piezoelectric/electrostrictive material and process for production thereof |
JP4997521B2 (ja) * | 2004-11-15 | 2012-08-08 | 独立行政法人物質・材料研究機構 | 圧電材料と非線形圧電素子 |
JP5281786B2 (ja) * | 2007-11-14 | 2013-09-04 | 日本碍子株式会社 | (Li,Na,K)(Nb,Ta)O3系圧電材料、及びその製造方法 |
JP6075765B2 (ja) * | 2013-03-23 | 2017-02-08 | 京セラ株式会社 | 圧電素子 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2681214B2 (ja) * | 1988-05-11 | 1997-11-26 | 堺化学工業株式会社 | セラミック誘電体用組成物、これを用いて得られるセラミック誘電体及びその製造方法 |
JPH03112858A (ja) * | 1989-09-26 | 1991-05-14 | Asahi Chem Ind Co Ltd | 誘電体磁器組成物 |
JPH05213669A (ja) * | 1992-01-31 | 1993-08-24 | Asahi Chem Ind Co Ltd | 誘電性磁器組成物 |
JPH05213666A (ja) * | 1992-01-31 | 1993-08-24 | Asahi Chem Ind Co Ltd | 誘電体磁器組成物およびその製造方法 |
JPH08198675A (ja) * | 1995-01-20 | 1996-08-06 | Murata Mfg Co Ltd | 鉛系複合ペロブスカイト型誘電体磁器 |
JP3465549B2 (ja) * | 1996-11-22 | 2003-11-10 | 北興化学工業株式会社 | チタン酸バリウム焼結体及びその製造方法 |
US6399529B1 (en) * | 1999-06-14 | 2002-06-04 | Ngk Insulators, Ltd. | Electric-field-inducible deformable material |
JP2001089230A (ja) * | 1999-09-20 | 2001-04-03 | Hokko Chem Ind Co Ltd | チタン酸バリウム系焼結体製造用粉末組成物および焼結体 |
-
2002
- 2002-05-20 US US10/151,462 patent/US6702952B2/en not_active Expired - Fee Related
- 2002-12-19 DE DE60239700T patent/DE60239700D1/de not_active Expired - Lifetime
- 2002-12-19 WO PCT/JP2002/013272 patent/WO2003051789A1/ja active Application Filing
- 2002-12-19 CN CNB02825323XA patent/CN1267375C/zh not_active Expired - Fee Related
- 2002-12-19 JP JP2003552681A patent/JP4102308B2/ja not_active Expired - Fee Related
- 2002-12-19 EP EP20020786148 patent/EP1457469B1/en not_active Expired - Lifetime
- 2002-12-19 AU AU2002354230A patent/AU2002354230A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20030114295A1 (en) | 2003-06-19 |
WO2003051789A1 (fr) | 2003-06-26 |
CN1604884A (zh) | 2005-04-06 |
JPWO2003051789A1 (ja) | 2005-04-28 |
US6702952B2 (en) | 2004-03-09 |
EP1457469B1 (en) | 2011-04-06 |
AU2002354230A1 (en) | 2003-06-30 |
CN1267375C (zh) | 2006-08-02 |
EP1457469A4 (en) | 2007-08-22 |
EP1457469A1 (en) | 2004-09-15 |
DE60239700D1 (de) | 2011-05-19 |
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