JP7177268B2 - 高分子複合圧電体および圧電フィルム - Google Patents

高分子複合圧電体および圧電フィルム Download PDF

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Publication number
JP7177268B2
JP7177268B2 JP2021527617A JP2021527617A JP7177268B2 JP 7177268 B2 JP7177268 B2 JP 7177268B2 JP 2021527617 A JP2021527617 A JP 2021527617A JP 2021527617 A JP2021527617 A JP 2021527617A JP 7177268 B2 JP7177268 B2 JP 7177268B2
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Prior art keywords
piezoelectric
layer
laminated
piezoelectric film
polymer composite
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Japanese (ja)
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JPWO2020261957A1 (https=
Inventor
雅之 芳賀
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Fujifilm Corp
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Fujifilm Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • 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
    • H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
    • H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
    • 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
    • H10N30/092—Forming composite materials
    • 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
    • H10N30/80—Constructional details
    • H10N30/85—Piezoelectric or electrostrictive active materials
    • H10N30/852—Composite materials, e.g. having 1-3 or 2-2 type connectivity
    • 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
    • H10N30/88—Mounts; Supports; Enclosures; Casings
    • H10N30/883—Additional insulation means preventing electrical, physical or chemical damage, e.g. protective coatings

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Laminated Bodies (AREA)
JP2021527617A 2019-06-28 2020-06-08 高分子複合圧電体および圧電フィルム Active JP7177268B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019121255 2019-06-28
JP2019121255 2019-06-28
PCT/JP2020/022508 WO2020261957A1 (ja) 2019-06-28 2020-06-08 高分子複合圧電体および圧電フィルム

Publications (2)

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JPWO2020261957A1 JPWO2020261957A1 (https=) 2020-12-30
JP7177268B2 true JP7177268B2 (ja) 2022-11-22

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JP2021527617A Active JP7177268B2 (ja) 2019-06-28 2020-06-08 高分子複合圧電体および圧電フィルム

Country Status (7)

Country Link
US (1) US12376495B2 (https=)
EP (1) EP3993443A4 (https=)
JP (1) JP7177268B2 (https=)
KR (1) KR20220006620A (https=)
CN (1) CN114008805B (https=)
TW (1) TW202108377A (https=)
WO (1) WO2020261957A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113143320A (zh) * 2021-04-30 2021-07-23 吉林大学 一种多模式测量的柔性超声换能器
TWI803193B (zh) * 2022-02-15 2023-05-21 國立成功大學 有機無機複合壓電薄膜

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011083611A1 (ja) 2010-01-06 2011-07-14 テイカ株式会社 コンポジット圧電体とそのコンポジット圧電体の製造方法およびそのコンポジット圧電体を用いたコンポジット圧電素子
JP2014195132A (ja) 2013-03-28 2014-10-09 Fujifilm Corp 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー
WO2016121765A1 (ja) 2015-01-29 2016-08-04 富士フイルム株式会社 電気音響変換フィルムおよび電気音響変換フィルムの製造方法
JP2018056287A (ja) 2016-09-28 2018-04-05 住友理工株式会社 柔軟な圧電材料を用いたトランスデューサ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5599858B2 (ja) 2011-09-30 2014-10-01 富士フイルム株式会社 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー
JP6005089B2 (ja) 2013-03-29 2016-10-12 富士フイルム株式会社 電気音響変換フィルム
US9444030B2 (en) * 2013-05-10 2016-09-13 Wisconsin Alumni Research Foundation Nanoporous piezoelectric polymer films for mechanical energy harvesting
US10538461B2 (en) 2014-06-11 2020-01-21 Saint-Gobain Centre De Recherches Et D'etudes Europeen Ceramic product with oriented particles and method for the production thereof
JP6199245B2 (ja) 2014-06-30 2017-09-20 富士フイルム株式会社 電気音響変換フィルムおよび電気音響変換フィルムの導通方法
JP6193194B2 (ja) * 2014-09-16 2017-09-06 富士フイルム株式会社 電気音響変換フィルムおよび電気音響変換器
KR102617510B1 (ko) * 2019-06-28 2023-12-22 후지필름 가부시키가이샤 고분자 복합 압전체 및 압전 필름
US12570817B2 (en) * 2019-08-05 2026-03-10 Agency For Science, Technology And Research Porous composite material for sound absorption and method of producing same
US12521937B2 (en) * 2021-03-23 2026-01-13 Xerox Corporation Piezoelectric composite filaments and use thereof in additive manufacturing

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011083611A1 (ja) 2010-01-06 2011-07-14 テイカ株式会社 コンポジット圧電体とそのコンポジット圧電体の製造方法およびそのコンポジット圧電体を用いたコンポジット圧電素子
JP2014195132A (ja) 2013-03-28 2014-10-09 Fujifilm Corp 電気音響変換フィルム、フレキシブルディスプレイ、声帯マイクロフォンおよび楽器用センサー
WO2016121765A1 (ja) 2015-01-29 2016-08-04 富士フイルム株式会社 電気音響変換フィルムおよび電気音響変換フィルムの製造方法
JP2018056287A (ja) 2016-09-28 2018-04-05 住友理工株式会社 柔軟な圧電材料を用いたトランスデューサ

Also Published As

Publication number Publication date
EP3993443A4 (en) 2023-06-14
EP3993443A1 (en) 2022-05-04
US12376495B2 (en) 2025-07-29
US20220116714A1 (en) 2022-04-14
JPWO2020261957A1 (https=) 2020-12-30
WO2020261957A1 (ja) 2020-12-30
CN114008805B (zh) 2025-08-08
CN114008805A (zh) 2022-02-01
KR20220006620A (ko) 2022-01-17
TW202108377A (zh) 2021-03-01

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