TWI523815B - 壓電材料、壓電元件、及電子裝置 - Google Patents

壓電材料、壓電元件、及電子裝置 Download PDF

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Publication number
TWI523815B
TWI523815B TW103122852A TW103122852A TWI523815B TW I523815 B TWI523815 B TW I523815B TW 103122852 A TW103122852 A TW 103122852A TW 103122852 A TW103122852 A TW 103122852A TW I523815 B TWI523815 B TW I523815B
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TW
Taiwan
Prior art keywords
piezoelectric
piezoelectric material
weight
piezoelectric element
electrode
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Application number
TW103122852A
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English (en)
Chinese (zh)
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TW201502078A (zh
Inventor
渡邉□之
田中秀典
村上俊介
古田達雄
薮田久人
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佳能股份有限公司
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Publication of TW201502078A publication Critical patent/TW201502078A/zh
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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
    • H10N30/8536—Alkaline earth metal based oxides, e.g. barium titanates
    • 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
    • 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
    • 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
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity
    • 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
    • B41J2/14201—Structure of print heads with piezoelectric elements
    • B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
    • 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
    • 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
    • C04B35/4682—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 based on BaTiO3 perovskite phase
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/106—Langevin motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/16—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors using travelling waves, i.e. Rayleigh surface waves
    • H02N2/163—Motors with ring stator
    • 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
    • H10N30/20—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators
    • H10N30/204—Piezoelectric or electrostrictive devices with electrical input and mechanical output, e.g. functioning as actuators or vibrators using bending displacement, e.g. unimorph, bimorph or multimorph cantilever or membrane benders
    • H10N30/2047—Membrane type
    • 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
    • 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
    • B41J2202/00—Embodiments of or processes related to ink-jet or thermal heads
    • B41J2202/01—Embodiments of or processes related to ink-jet heads
    • B41J2202/03—Specific materials used
    • 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
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • 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
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/02—Optical objectives with means for varying the magnification by changing, adding, or subtracting a part of the objective, e.g. convertible objective
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B3/00—Focusing arrangements of general interest for cameras, projectors or printers
    • G03B3/10—Power-operated focusing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/60—Control of cameras or camera modules
    • H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
    • H04N23/663—Remote control of cameras or camera parts, e.g. by remote control devices for controlling interchangeable camera parts based on electronic image sensor signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Optics & Photonics (AREA)
  • Structural Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Chemistry (AREA)
  • Composite Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Particle Formation And Scattering Control In Inkjet Printers (AREA)
  • Lens Barrels (AREA)
  • Camera Bodies And Camera Details Or Accessories (AREA)
  • Structure And Mechanism Of Cameras (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
TW103122852A 2013-07-12 2014-07-02 壓電材料、壓電元件、及電子裝置 TWI523815B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2013146304 2013-07-12
JP2014109342A JP6362087B2 (ja) 2013-07-12 2014-05-27 圧電材料、圧電素子、および電子機器

Publications (2)

Publication Number Publication Date
TW201502078A TW201502078A (zh) 2015-01-16
TWI523815B true TWI523815B (zh) 2016-03-01

Family

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TW103122852A TWI523815B (zh) 2013-07-12 2014-07-02 壓電材料、壓電元件、及電子裝置

Country Status (6)

Country Link
US (1) US9722170B2 (OSRAM)
EP (1) EP2824092B1 (OSRAM)
JP (1) JP6362087B2 (OSRAM)
KR (1) KR101718587B1 (OSRAM)
CN (1) CN104276819B (OSRAM)
TW (1) TWI523815B (OSRAM)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101718259B1 (ko) * 2012-11-02 2017-03-20 캐논 가부시끼가이샤 압전 재료, 압전 소자, 적층 압전 소자, 액체 토출 헤드, 액체 토출 장치, 초음파 모터, 광학 장치, 진동 장치, 먼지 제거 장치, 촬상 장치, 및 전자 기기
TWI545814B (zh) * 2012-11-02 2016-08-11 佳能股份有限公司 壓電式材料、壓電式元件及電子設備
EP3063105B1 (en) * 2013-12-18 2019-04-10 Canon Kabushiki Kaisha Piezoelectric material, piezoelectric element, and electronic apparatus
CN108349249B (zh) * 2015-11-11 2020-07-17 柯尼卡美能达株式会社 喷墨头及其制造方法、以及喷墨记录装置
US10536097B2 (en) 2015-11-27 2020-01-14 Canon Kabushiki Kaisha Ultrasonic motor, drive control system, optical apparatus, and vibrator
US10775681B2 (en) 2015-11-27 2020-09-15 Canon Kabushiki Kaisha Ultrasonic motor, drive control system, optical apparatus, and vibrator
JP2017109904A (ja) * 2015-12-17 2017-06-22 株式会社村田製作所 ペロブスカイト型磁器組成物、ペロブスカイト型磁器組成物を含む配合組成物、ペロブスカイト型磁器組成物の製造方法、および積層セラミックコンデンサの製造方法
JP6961383B2 (ja) * 2017-04-26 2021-11-05 キヤノン株式会社 振動型アクチュエータ
CN108439980B (zh) * 2018-03-30 2021-07-06 广东工业大学 一种锆钛酸锰钡陶瓷及其制备方法与应用
CN109133913B (zh) * 2018-07-27 2021-03-26 广东工业大学 一种高介电常数锡钙酸钡钛及其制备方法和应用
JP7542941B2 (ja) * 2018-12-21 2024-09-02 キヤノン株式会社 圧電素子の製造方法、電子機器の製造方法、圧電素子、および電子機器
CN111333413B (zh) * 2020-03-06 2021-08-06 中国科学院上海硅酸盐研究所 铁酸铋-钛酸铅-钛锡酸钡三元体系高温压电陶瓷材料及其制备方法
JP7575884B2 (ja) 2020-04-20 2024-10-30 キヤノン株式会社 圧電セラミックスの製造方法、圧電セラミックス、圧電素子、超音波モータ、光学機器、塵埃除去装置、撮像装置、超音波プローブ、超音波診断装置、および電子機器
JP7629761B2 (ja) 2021-03-11 2025-02-14 キヤノン株式会社 圧電材料、圧電素子、および電子機器

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3528417B2 (ja) * 1995-04-26 2004-05-17 松下電器産業株式会社 誘電体磁器組成物
US7276130B2 (en) 2001-04-12 2007-10-02 Tdk Corporation Production method of multilayer ceramic electronic device
CN1635592A (zh) 2003-12-29 2005-07-06 广东风华高新科技集团有限公司 高介电、抗还原陶瓷材料及其制备的陶瓷电容器
JP2007223863A (ja) 2006-02-24 2007-09-06 Tdk Corp 誘電体磁器組成物およびその製造方法
CN101489952B (zh) 2006-07-07 2013-05-01 株式会社村田制作所 电介质陶瓷、及陶瓷电子部件、以及叠层陶瓷电容器
WO2008068999A1 (ja) 2006-12-05 2008-06-12 Murata Manufacturing Co., Ltd. 誘電体セラミックおよびそれを用いた積層セラミックコンデンサ
JP5094334B2 (ja) 2006-12-25 2012-12-12 京セラ株式会社 圧電磁器および圧電素子
US8305731B2 (en) 2007-11-06 2012-11-06 Ferro Corporation Lead and cadmium free, low temperature fired X7R dielectric ceramic composition and method of making
JP5344456B2 (ja) 2008-03-11 2013-11-20 独立行政法人物質・材料研究機構 非鉛系圧電材料
EP2414303B1 (en) 2009-03-31 2016-03-30 Canon Kabushiki Kaisha Ceramic, piezoelectric device, and production method thereof
JP5233922B2 (ja) 2009-09-03 2013-07-10 株式会社ニコン 振動アクチュエータ駆動装置、レンズ鏡筒、及び、光学装置
JP4835813B1 (ja) 2010-04-15 2011-12-14 パナソニック株式会社 圧電体薄膜、インクジェットヘッド、インクジェットヘッドを用いて画像を形成する方法、角速度センサ、角速度センサを用いて角速度を測定する方法、圧電発電素子ならびに圧電発電素子を用いた発電方法
KR101179295B1 (ko) 2010-08-06 2012-09-03 삼성전기주식회사 내환원성 유전체 조성물 및 이를 포함하는 세라믹 전자 부품
CN101935212A (zh) 2010-09-09 2011-01-05 西北工业大学 一种锆钛酸钡钙无铅压电陶瓷及其制备方法
JP5664228B2 (ja) 2010-12-28 2015-02-04 Tdk株式会社 誘電体磁器組成物および電子部品
JP6004640B2 (ja) 2011-01-07 2016-10-12 キヤノン株式会社 圧電素子、液体吐出ヘッド、超音波モータ、塵埃除去装置、およびデバイス
WO2012105584A1 (en) 2011-01-31 2012-08-09 Canon Kabushiki Kaisha Composition for optical members and optical member
EP3188266B1 (en) * 2011-06-27 2022-04-06 Canon Kabushiki Kaisha A method for manufacturing a stator for a piezoelectric oscillatory wave motor
BR112014000104B1 (pt) * 2011-07-05 2021-08-03 Canon Kabushiki Kaisha Elemento piezoelétrico, elemento piezoelétrico de múltiplas camadas, cabeçote de descarga de líquido, aparelho de descarga de líquido, motor ultrassônico, aparelho óptico, e aparelho eletrônico
CN103650186B (zh) * 2011-07-05 2017-02-08 佳能株式会社 压电材料
JP5979992B2 (ja) * 2011-07-05 2016-08-31 キヤノン株式会社 圧電材料
JP6080465B2 (ja) * 2011-10-26 2017-02-15 キヤノン株式会社 圧電材料、圧電素子、圧電音響部品、および電子機器
CN102531578B (zh) 2012-01-17 2013-06-05 聊城大学 一种钛酸钡钙-锆钛酸钡-锡钛酸钡三元系无铅压电陶瓷
JP6075630B2 (ja) * 2012-11-30 2017-02-08 京セラ株式会社 圧電磁器およびそれを用いた圧電素子
EP2749550B1 (en) * 2012-12-28 2017-05-17 Canon Kabushiki Kaisha Piezoelectric material, piezoelectric element, and electronic apparatus
JP2014172799A (ja) * 2013-03-11 2014-09-22 Ricoh Co Ltd 圧電材料、圧電材料の製造方法、圧電アクチュエータ、圧電アクチュエータの製造方法

Also Published As

Publication number Publication date
JP6362087B2 (ja) 2018-07-25
US20150015121A1 (en) 2015-01-15
TW201502078A (zh) 2015-01-16
KR101718587B1 (ko) 2017-03-21
JP2015035587A (ja) 2015-02-19
EP2824092B1 (en) 2019-04-10
KR20150007996A (ko) 2015-01-21
CN104276819A (zh) 2015-01-14
CN104276819B (zh) 2017-04-12
US9722170B2 (en) 2017-08-01
EP2824092A1 (en) 2015-01-14

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