JP6631052B2 - 圧電デバイスの製造方法 - Google Patents
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- 238000004519 manufacturing process Methods 0.000 title claims description 36
- 238000000034 method Methods 0.000 title claims description 22
- 239000000758 substrate Substances 0.000 claims description 289
- 230000002093 peripheral effect Effects 0.000 claims description 47
- 238000005192 partition Methods 0.000 claims description 15
- 238000005498 polishing Methods 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 description 41
- 239000007788 liquid Substances 0.000 description 37
- 238000007789 sealing Methods 0.000 description 17
- 239000002184 metal Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 10
- 238000000926 separation method Methods 0.000 description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 239000010703 silicon Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000005530 etching Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000005401 electroluminescence Methods 0.000 description 4
- 229910052451 lead zirconate titanate Inorganic materials 0.000 description 4
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000007772 electrode material Substances 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
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- 238000000018 DNA microarray Methods 0.000 description 2
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- 239000013078 crystal Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- HFGPZNIAWCZYJU-UHFFFAOYSA-N lead zirconate titanate Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ti+4].[Zr+4].[Pb+2] HFGPZNIAWCZYJU-UHFFFAOYSA-N 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
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- 238000000206 photolithography Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
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- 239000000057 synthetic resin Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
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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
- B41J2/16—Production of nozzles
- B41J2/1607—Production of print heads with piezoelectric elements
- B41J2/161—Production of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
-
- 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
-
- 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
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1623—Manufacturing processes bonding and adhesion
-
- 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
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1632—Manufacturing processes machining
-
- 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
- H10N30/704—Piezoelectric or electrostrictive devices based on piezoelectric or electrostrictive films or coatings
-
- 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
- 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
-
- 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
- B41J2002/14266—Sheet-like thin film type piezoelectric element
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
前記空室の一側の面を区画する振動板と、
前記振動板の前記空室とは反対側において、振動板側から順に第1の電極層、圧電体層、および第2の電極層が積層されてなる圧電素子と、
前記第1の基板の振動板側とは反対側に積層された第2の基板と、を備え、
前記第1の基板の前記空室の開口周縁領域における少なくとも一部は、当該開口周縁領域より外側の領域における板厚よりも厚いことを特徴とする。
前記空室の一側の面を区画する振動板と、
前記振動板の前記空室とは反対側において、振動板側から順に第1の電極層、圧電体層、および第2の電極層が積層されてなる圧電素子と、
前記第1の基板の振動板側とは反対側に積層された第2の基板と、を備え、
前記第1の基板の少なくとも一部は、前記空室に向けて次第に板厚が厚くなることを特徴とする。
前記空室に連通するノズルと、を備えたことを特徴とする。
前記空室の一側の面を区画する振動板と、
前記振動板の前記空室とは反対側において、振動板側から順に第1の電極層、圧電体層、および第2の電極層が積層されてなる圧電素子と、
前記第1の基板の振動板側とは反対側に積層された第2の基板と、を備えた圧電デバイスの製造方法であって、
前記第1の基板及び前記振動板となる素基板の前記振動板となる側の面に、前記圧電素子を形成する圧電素子形成工程と、
前記素基板の前記圧電素子から外れた領域を圧電素子側から板厚方向に押圧した状態で、前記素基板を圧電素子側とは反対側から研磨して、押圧されなかった領域における前記素基板の板厚を押圧された領域における前記素基板の板厚よりも厚くする研磨工程と、
研磨された前記素基板の板厚が厚い領域であって、前記圧電素子に対応する領域に前記空室を形成して、前記素基板を前記第1の基板及び前記振動板とする空室形成工程と、
前記第1の基板の圧電素子側とは反対側に前記第2の基板を接合する基板接合工程と、を含むことを特徴とする。
また、上記目的を達成するために提案される本発明の圧電デバイスの製造方法は、以下の構成を備えたものであってもよい。
すなわち、本発明の圧電デバイスの製造方法は、複数の空室が形成された第1の基板と、
前記空室の一側の面を区画する振動板と、
前記振動板の前記空室とは反対側において、振動板側から順に第1の電極層、圧電体層、および第2の電極層が積層されてなり、複数の前記空室に対応させて複数設けられた圧電素子と、
前記第1の基板の振動板側とは反対側に積層された第2の基板と、を備えた圧電デバイスの製造方法であって、
前記第1の基板及び前記振動板となる素基板の前記振動板となる側の面に、前記圧電素子を形成する圧電素子形成工程と、
前記素基板の複数の前記圧電素子から外れた領域のそれぞれを圧電素子側から板厚方向に押圧した状態で、前記素基板を圧電素子側とは反対側から研磨して、押圧されなかった領域における前記素基板の板厚を押圧された領域における前記素基板の板厚よりも厚くする研磨工程と、
研磨された前記素基板の板厚が厚い領域であって、前記圧電素子に対応する領域に前記空室を形成して、前記素基板を前記第1の基板及び前記振動板とする空室形成工程と、
前記第1の基板の圧電素子側とは反対側に前記第2の基板を接合する基板接合工程と、を含み、
前記研磨工程において、前記素基板の押圧されなかった領域は、押圧された領域よりも前記圧電素子側とは反対側に隆起し、
前記基板接合工程において、前記第2の基板を前記第1の基板側に押圧しながら接合することで、複数の前記空室の開口周縁領域を前記圧電素子側にそれぞれ隆起させることを特徴とする(第1の製造方法)。
この製造方法によれば、第1の基板と第2の基板との剥離を抑制でき、信頼性の高い圧電デバイスを作製できる。
Claims (1)
- 複数の空室が形成された第1の基板と、
前記空室の一側の面を区画する振動板と、
前記振動板の前記空室とは反対側において、振動板側から順に第1の電極層、圧電体層、および第2の電極層が積層されてなり、複数の前記空室に対応させて複数設けられた圧電素子と、
前記第1の基板の振動板側とは反対側に積層された第2の基板と、を備えた圧電デバイスの製造方法であって、
前記第1の基板及び前記振動板となる素基板の前記振動板となる側の面に、前記圧電素子を形成する圧電素子形成工程と、
前記素基板の複数の前記圧電素子から外れた領域のそれぞれを圧電素子側から板厚方向に押圧した状態で、前記素基板を圧電素子側とは反対側から研磨して、押圧されなかった領域における前記素基板の板厚を押圧された領域における前記素基板の板厚よりも厚くする研磨工程と、
研磨された前記素基板の板厚が厚い領域であって、前記圧電素子に対応する領域に前記空室を形成して、前記素基板を前記第1の基板及び前記振動板とする空室形成工程と、
前記第1の基板の圧電素子側とは反対側に前記第2の基板を接合する基板接合工程と、を含み、
前記研磨工程において、前記素基板の押圧されなかった領域は、押圧された領域よりも前記圧電素子側とは反対側に隆起し、
前記基板接合工程において、前記第2の基板を前記第1の基板側に押圧しながら接合することで、複数の前記空室の開口周縁領域を前記圧電素子側にそれぞれ隆起させることを特徴とする圧電デバイスの製造方法。
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JP2015133268A JP6631052B2 (ja) | 2015-07-02 | 2015-07-02 | 圧電デバイスの製造方法 |
US15/178,809 US9809026B2 (en) | 2015-07-02 | 2016-06-10 | Piezoelectric device, liquid ejection head, and method of manufacturing piezoelectric device |
TW105120612A TWI595689B (zh) | 2015-07-02 | 2016-06-29 | 壓電裝置、液體噴射頭、及壓電裝置之製造方法 |
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US7360871B2 (en) * | 1997-07-15 | 2008-04-22 | Silverbrook Research Pty Ltd | Inkjet chamber with ejection actuator between inlet and nozzle |
JP4508595B2 (ja) * | 2002-10-08 | 2010-07-21 | セイコーエプソン株式会社 | 液体噴射ヘッド及びその製造方法並びに液体噴射装置 |
JP4100385B2 (ja) * | 2004-09-22 | 2008-06-11 | セイコーエプソン株式会社 | 多層構造形成方法、配線基板の製造方法、および電子機器の製造方法 |
JP4337723B2 (ja) * | 2004-12-08 | 2009-09-30 | セイコーエプソン株式会社 | 液滴吐出ヘッドの製造方法及び液滴吐出ヘッド並びに液滴吐出装置 |
JP2006181725A (ja) * | 2004-12-24 | 2006-07-13 | Seiko Epson Corp | 成膜方法、液体供給ヘッドおよび液体供給装置 |
US7625073B2 (en) | 2005-06-16 | 2009-12-01 | Canon Kabushiki Kaisha | Liquid discharge head and recording device |
TWI265096B (en) * | 2005-08-17 | 2006-11-01 | Benq Corp | Fluid injection devices with sensors, fluid injection system and analyzing fluid therein |
KR101153562B1 (ko) * | 2006-01-26 | 2012-06-11 | 삼성전기주식회사 | 압전 방식의 잉크젯 프린트헤드 및 그 제조방법 |
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US8969105B2 (en) * | 2010-07-26 | 2015-03-03 | Fujifilm Corporation | Forming a device having a curved piezoelectric membrane |
JP6268935B2 (ja) | 2013-11-05 | 2018-01-31 | セイコーエプソン株式会社 | 液体噴射ヘッド及び液体噴射装置 |
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TWI595689B (zh) | 2017-08-11 |
US9809026B2 (en) | 2017-11-07 |
JP2017013388A (ja) | 2017-01-19 |
US20170001443A1 (en) | 2017-01-05 |
TW201703297A (zh) | 2017-01-16 |
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