WO2017221650A1 - 成膜方法 - Google Patents
成膜方法 Download PDFInfo
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- WO2017221650A1 WO2017221650A1 PCT/JP2017/020216 JP2017020216W WO2017221650A1 WO 2017221650 A1 WO2017221650 A1 WO 2017221650A1 JP 2017020216 W JP2017020216 W JP 2017020216W WO 2017221650 A1 WO2017221650 A1 WO 2017221650A1
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- WIPO (PCT)
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- film
- water vapor
- aluminum oxide
- vacuum chamber
- gas
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/3492—Variation of parameters during sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/0021—Reactive sputtering or evaporation
- C23C14/0036—Reactive sputtering
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
- C23C14/081—Oxides of aluminium, magnesium or beryllium
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/228—Gas flow assisted PVD deposition
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
Definitions
- the present invention relates to a film forming method, and more particularly to a method for forming an aluminum oxide film on the surface of an object to be formed by sputtering.
- Aluminum oxide films are conventionally used as protective films (passivation films) and insulating films for elements such as thin film transistors in display devices and semiconductor devices.
- a sputtering method is generally known (for example, see Patent Documents 1 and 2), and among these, a method using a so-called reactive sputtering method is generally used.
- a target made of aluminum is used as the target, and the target and the deposition target are placed in a vacuum chamber and evacuated.
- a discharge rare gas and a reactive gas such as oxygen is applied to the target to sputter the target.
- a predetermined power having a negative potential is applied to the target to sputter the target.
- a reaction product of aluminum atoms and oxygen scattered from the target adheres to and deposits on the deposition target, and an aluminum oxide film is formed on the surface.
- the aluminum oxide film formed as described above usually has a stress in the compressive direction, but if the compressive stress is increased, problems such as an increase in warping of the substrate are caused.
- the compressive stress increases accordingly, and the flow rate of the rare gas for discharge is decreased during the film formation by sputtering to lower the pressure in the vacuum chamber.
- the compressive stress increases as well.
- an aluminum oxide film having a stress within a predetermined value for example, ⁇ 500 MPa
- the present invention provides a deposition object and an aluminum or aluminum oxide target in a vacuum chamber, and a reaction containing a rare gas and oxygen in the vacuum chamber in a vacuum atmosphere.
- a film formation method for forming an aluminum oxide film on the surface of an object to be deposited by introducing only a gas or a rare gas, applying a predetermined power to the target, and sputtering the target, hydrogen gas or water vapor is placed in a vacuum chamber. It is characterized by introducing.
- a predetermined value is obtained.
- an aluminum oxide film having a lower stress can be formed as compared with the case where hydrogen gas or water vapor is not introduced while maintaining the film formation rate.
- the partial pressure of the water vapor in the vacuum chamber is preferably in the range of 1 ⁇ 10 ⁇ 3 Pa to 0.1 Pa during the film formation by sputtering. According to this, the stress of the aluminum oxide film can be reliably reduced while maintaining a predetermined film formation rate.
- the partial pressure of water vapor is 1 ⁇ 10 ⁇ 2 Pa
- the compressive stress is reduced to about ⁇ 50 MPa. It was confirmed that it was possible.
- the partial pressure of water vapor is lower than 1 ⁇ 10 ⁇ 3 Pa, an aluminum oxide film cannot be formed in a state where stress is effectively reduced, and the partial pressure of water vapor is higher than 0.1 Pa. In this case, for example, an abnormal discharge may be induced and an aluminum oxide film may not be formed.
- the present invention is implemented by taking as an example the case where an aluminum oxide film is formed by reactive sputtering with a target made of aluminum and a film formation object as a rectangular glass substrate (hereinafter referred to as substrate S).
- substrate S a film formation object as a rectangular glass substrate
- SM is a magnetron type sputtering apparatus capable of performing the film forming method of the present invention.
- the sputtering apparatus SM includes a vacuum chamber 1 that defines a film forming chamber 11.
- An exhaust port 12 is formed in the side wall of the vacuum chamber 1, and an exhaust pipe 13 from a vacuum exhaust means P configured by a rotary pump, a dry pump, a turbo molecular pump, or the like is connected to the exhaust port 12 to form a film forming chamber.
- 11 is evacuated and can be maintained at a predetermined pressure (for example, 1 ⁇ 10 ⁇ 5 Pa).
- two cathode units Cu composed of targets 2 1 and 2 2 made of aluminum (for example, purity 99.999%) and magnet units 3 1 and 3 2 are provided.
- Each of the targets 2 1 and 2 2 is formed in the same substantially rectangular parallelepiped shape, and a copper backing plate 22 for cooling the targets 2 1 and 2 2 is formed on the lower surface of the targets 2 1 and 2 2 during the film formation by sputtering. Each of them is bonded via a bonding material (not shown) such as indium.
- the targets 2 1 and 2 2 are installed on the lower inner surface of the vacuum chamber 1 through an insulator 23 that also serves as a vacuum seal while being bonded to the backing plate 22.
- the targets 2 1 and 2 2 are spaced apart from each other by a predetermined distance in the left-right direction of the film forming chamber 11, and the upper surfaces of the targets 2 1 and 2 2 when not in use are parallel to a substrate S to be described later. It is located in the same plane.
- Each target 2 1, 2 2, the output Pk from the AC power supply Ps is respectively connected, the AC power source each target 2 1 by Ps, 2 2 between the predetermined frequency (e.g., 1 kHz ⁇ 100kHz) AC power is turned It has become so.
- the magnet units 3 1 and 3 2 arranged below the respective backing plates 22 (outside the vacuum chamber 1) have the same configuration, and the magnet units 3 1 and 3 2 are parallel to the backing plate 22.
- a support plate 31 (yoke) composed of a flat plate made of a magnetic material.
- a central magnet 32 disposed on the center line of the support plate 31, and a periphery disposed annularly along the outer periphery of the upper surface of the support plate 31 so as to surround the center magnet 32
- a magnet 33 is provided to change the polarity of the targets 2 1 and 2 2 .
- peripheral magnet 1: 2: 1 (see FIG. 1)
- peripheral magnet 1: 2: 1 (see FIG. 1)
- tunnel-like leakage magnetic fields (not shown) balanced above the targets 2 1 and 2 2 are formed.
- the central magnet 32 and the peripheral magnet 33 are known ones such as neodymium magnets, and these central magnets and peripheral magnets may be integrated, or may be configured by arranging a plurality of magnet pieces having a predetermined volume. .
- a driving means (not shown) is connected to the magnet units 3 1 and 3 2 , and at least one of the vertical direction and the horizontal direction is formed during film formation by sputtering. You may make it reciprocate by a predetermined stroke in a direction.
- gas supply ports 41a and 41b are opened on the side wall of the vacuum chamber 1, and gas pipes 42a and 42b are connected to the gas supply ports 41a and 41b, respectively.
- the gas pipes 42a and 42b are connected to a gas source of a rare gas (not shown) such as argon and a gas source of an oxygen-containing reaction gas such as oxygen gas and ozone via the mass flow controllers 43a and 43b, respectively.
- a rare gas and a reactive gas whose flow rate is controlled can be introduced into the film chamber 11.
- the targets 2 1 and 2 When sputtering the targets 2 1 and 2 2 by the sputtering apparatus SM and forming an aluminum oxide film on the surface of the substrate S by reactive sputtering, the targets 2 1 and 2 arranged in parallel by a vacuum transfer robot (not shown).
- the substrate S is set at a predetermined position above the film forming chamber 11 facing 2, and the film forming chamber 11 is evacuated to a predetermined pressure.
- the noble gas and the reactive gas are introduced by controlling the mass flow controllers 43a and 43b, and AC power is supplied between the targets 2 1 and 2 2 by the AC power source Ps. Thereby, high-density plasma is generated in a racetrack above each of the targets 2 1 and 2 2 .
- the targets 2 1 and 2 2 are sputtered by rare gas ions in the plasma.
- a reaction product of aluminum atoms and oxygen scattered from the targets 2 1 and 2 2 adheres to and accumulates on the surface of the substrate S to form an aluminum oxide film.
- the aluminum oxide film formed as described above usually has a stress in the compression direction.
- a gas supply port 41 c is further opened on the side wall of the vacuum chamber 1, and a gas pipe 42 c with a mass flow controller 43 c interposed is connected to the gas supply port 41 c so that the flow rate is controlled in the film forming chamber 11. Water vapor can be introduced.
- the mass flow controller 43 c is controlled to introduce water vapor into the film formation chamber 11.
- the flow rate of water vapor is preferably controlled by the mass flow controller 43c so that the partial pressure of water vapor in the film formation chamber 11 during film formation is in the range of 1 ⁇ 10 ⁇ 3 Pa to 0.1 Pa.
- the input power to the targets 2 1 and 2 2 , the partial pressure of the rare gas and the oxygen gas at the time of film formation that is, the introduction amount of the rare gas and the reactive gas by the control of the mass flow controllers 43a and 43b).
- the partial pressure of water vapor is set in the range of 1 ⁇ 10 ⁇ 3 Pa to 0.1 Pa, the stress of the aluminum oxide film can be reliably reduced.
- the partial pressure of water vapor is 1 ⁇ 10 ⁇ 2 When it was Pa, it was confirmed that the compressive stress could be about -50 MPa.
- the partial pressure of water vapor is lower than 1 ⁇ 10 ⁇ 3 Pa, an aluminum oxide film cannot be formed in a state where stress is effectively reduced, and the partial pressure of water vapor is higher than 0.1 Pa. In this case, for example, an abnormal discharge may be induced and an aluminum oxide film may not be formed.
- the distance between the targets 2 1 and 2 2 and the substrate S is 180 mm
- the input power (AC power) between the targets 2 1 and 2 2 by the AC power source Ps is 40 kW
- the sputtering time is 271.
- the mass flow controllers 43a and 43b are controlled so that the argon and oxygen gases as rare gases are set to 8 so that the pressure in the film forming chamber 11 being evacuated is maintained at 0.5 Pa. : Introduced at a flow rate ratio of 2.
- the film formation rate and stress of the aluminum oxide film formed on the surface of the substrate S were measured at the center of the substrate S, the film formation rate was 10.56 nm / min, and the stress was about ⁇ 1000 MPa (compressive stress). )Met.
- the film thickness was measured using an ellipsometer, and the stress was measured using a thin film stress measuring device.
- the sputtering conditions were the same as described above, and water vapor was also introduced at a predetermined flow rate by controlling the mass flow controller 43c during film formation.
- the partial pressure of water vapor is changed in the range of 5 ⁇ 10 ⁇ 4 Pa to 1 Pa, and the change in stress (MPa) of the aluminum oxide film at that time is shown in FIG.
- MPa stress of the aluminum oxide film
- the film formation rate at this time was 10.48 nm / min, and it was confirmed that the film formation rate hardly changed.
- the stress of the aluminum oxide film further decreases in inverse proportion to the partial pressure of the water vapor, and when the partial pressure of water vapor is 1 ⁇ 10 ⁇ 2 Pa It was confirmed that the stress of the aluminum oxide film could be about -50 MPa.
- the film formation rate at this time was 11.00 nm / min.
- the aluminum oxide film has a stress in the tensile direction (tensile stress), and even when the partial pressure of water vapor is 0.1 Pa, the stress of the aluminum oxide film is increased to about +100 MPa. It was confirmed that it was possible.
- the film formation rate at this time was 11.20 nm / min. However, when the partial pressure was higher than 0.1 Pa, abnormal discharge was induced and the aluminum oxide film could not be formed normally.
- the present invention is not limited to the above.
- the case where water vapor is introduced at a predetermined partial pressure during film formation by sputtering has been described as an example.
- the present invention is not limited to this, and the case where hydrogen gas is introduced at a predetermined partial pressure is also described. It was confirmed that the stress of the aluminum oxide film can be reduced.
- the case where the rare gas, the oxygen gas, and the water vapor are introduced from the gas supply ports 41a, 41b, 41c opened on the side wall of the vacuum chamber 1 has been described as an example.
- the present invention is not limited to this.
- a gas pipe is inserted into the bottom of the vacuum chamber 1 and rare gas, oxygen gas, or water vapor is ejected from the tip of the gas pipe positioned around the targets 2 1 and 2 2. You may do it.
- the target 2 1 , 2 2 is made of aluminum.
- the target 2 1 , 2 2 is made of aluminum oxide, and only the rare gas or oxygen added to the rare gas is used.
- the present invention can also be applied to the case where the target 2 1 , 2 2 is sputtered by forming a film while introducing high frequency power.
- the description has been given by taking as an example the case where a plurality of targets 2 1 and 2 2 are arranged side by side and AC power is supplied to the pair of targets by the AC power supply Ps, but the present invention is not limited to this, and the targets are not limited.
- the present invention can also be applied to a case in which DC power is supplied from a DC power source.
- the said embodiment demonstrated to the example the case where a film-forming thing was used as the glass substrate, it is good also considering a film-forming thing as a resin-made base material, for example.
- the present invention can also be applied to an apparatus in which an aluminum oxide film is formed on one surface of a base material by sputtering while moving the sheet-like base material at a constant speed between a driving roller and a take-up roller. .
- SM Sputtering device, 1 ... Vacuum chamber, 2 1 , 2 2 ... Target, 42a ... Gas pipe (for rare gas), 43a ... Mass flow controller (for rare gas), 42b ... Gas pipe (for reactive gas), 43b ... Mass flow controller (for reaction gas), 42c ... gas pipe (for water vapor), 43c ... mass flow controller (for water vapor), S ... substrate (film formation).
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physical Vapour Deposition (AREA)
- Formation Of Insulating Films (AREA)
Abstract
Description
Claims (2)
- 真空チャンバ内に被成膜物と、アルミニウム製または酸化アルミニウム製のターゲットとを配置し、真空雰囲気中の真空チャンバ内に希ガス及び酸素含有の反応ガスまたは希ガスのみを導入し、ターゲットに所定電力を投入してターゲットをスパッタリングすることで被成膜物の表面に酸化アルミニウム膜を成膜する成膜方法において、
真空チャンバ内に水素ガスまたは水蒸気を導入することを特徴とする成膜方法。 - 請求項1記載の成膜方法であって、真空チャンバ内に水蒸気を導入するものにおいて、
前記スパッタリングによる成膜時、真空チャンバ内の前記水蒸気の分圧を1×10-3Pa~0.1Paの範囲にしたことを特徴とする請求項1記載の成膜方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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KR1020187026465A KR20180115731A (ko) | 2016-06-23 | 2017-05-31 | 응력 조정 방법 |
CN201780038184.2A CN109328243A (zh) | 2016-06-23 | 2017-05-31 | 成膜方法 |
Applications Claiming Priority (2)
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JP2016124478A JP6322669B2 (ja) | 2016-06-23 | 2016-06-23 | 応力調整方法 |
JP2016-124478 | 2016-06-23 |
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WO2017221650A1 true WO2017221650A1 (ja) | 2017-12-28 |
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PCT/JP2017/020216 WO2017221650A1 (ja) | 2016-06-23 | 2017-05-31 | 成膜方法 |
Country Status (5)
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JP (1) | JP6322669B2 (ja) |
KR (1) | KR20180115731A (ja) |
CN (1) | CN109328243A (ja) |
TW (1) | TWI686489B (ja) |
WO (1) | WO2017221650A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0770749A (ja) * | 1993-09-03 | 1995-03-14 | Canon Inc | 薄膜形成方法および装置 |
JP2002030432A (ja) * | 2000-07-19 | 2002-01-31 | Hitachi Ltd | スパッタリング装置およびスパッタリング方法 |
JP2014141698A (ja) * | 2013-01-23 | 2014-08-07 | Dainippon Screen Mfg Co Ltd | 酸化アルミニウムの成膜方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0364451A (ja) * | 1989-07-31 | 1991-03-19 | Sharp Corp | 絶縁膜の製造方法 |
JPH06248420A (ja) * | 1993-02-25 | 1994-09-06 | Kyocera Corp | 硬質膜被覆部材 |
US5911856A (en) * | 1993-09-03 | 1999-06-15 | Canon Kabushiki Kaisha | Method for forming thin film |
JP3391944B2 (ja) * | 1995-07-06 | 2003-03-31 | キヤノン株式会社 | 酸化物薄膜の成膜方法 |
JPH0995773A (ja) * | 1995-10-03 | 1997-04-08 | Kobe Steel Ltd | 真空装置用窓材の製造方法 |
WO2004077519A2 (en) * | 2003-02-27 | 2004-09-10 | Mukundan Narasimhan | Dielectric barrier layer films |
JP2005138208A (ja) * | 2003-11-05 | 2005-06-02 | Sumitomo Electric Hardmetal Corp | 表面被覆切削工具とその作製方法 |
US20060165994A1 (en) * | 2004-07-07 | 2006-07-27 | General Electric Company | Protective coating on a substrate and method of making thereof |
CN104480442A (zh) * | 2014-12-05 | 2015-04-01 | 中国科学院电工研究所 | 一种制备含氢氧化锌铝透明导电薄膜的方法 |
-
2016
- 2016-06-23 JP JP2016124478A patent/JP6322669B2/ja active Active
-
2017
- 2017-05-31 CN CN201780038184.2A patent/CN109328243A/zh active Pending
- 2017-05-31 WO PCT/JP2017/020216 patent/WO2017221650A1/ja active Application Filing
- 2017-05-31 KR KR1020187026465A patent/KR20180115731A/ko not_active Application Discontinuation
- 2017-06-13 TW TW106119666A patent/TWI686489B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH0770749A (ja) * | 1993-09-03 | 1995-03-14 | Canon Inc | 薄膜形成方法および装置 |
JP2002030432A (ja) * | 2000-07-19 | 2002-01-31 | Hitachi Ltd | スパッタリング装置およびスパッタリング方法 |
JP2014141698A (ja) * | 2013-01-23 | 2014-08-07 | Dainippon Screen Mfg Co Ltd | 酸化アルミニウムの成膜方法 |
Also Published As
Publication number | Publication date |
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TWI686489B (zh) | 2020-03-01 |
JP6322669B2 (ja) | 2018-05-09 |
CN109328243A (zh) | 2019-02-12 |
KR20180115731A (ko) | 2018-10-23 |
JP2017226887A (ja) | 2017-12-28 |
TW201816150A (zh) | 2018-05-01 |
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