JP7296869B2 - 静電チャック、基板固定装置 - Google Patents
静電チャック、基板固定装置 Download PDFInfo
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- JP7296869B2 JP7296869B2 JP2019222739A JP2019222739A JP7296869B2 JP 7296869 B2 JP7296869 B2 JP 7296869B2 JP 2019222739 A JP2019222739 A JP 2019222739A JP 2019222739 A JP2019222739 A JP 2019222739A JP 7296869 B2 JP7296869 B2 JP 7296869B2
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- electrostatic chuck
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/32715—Workpiece holder
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6831—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using electrostatic chucks
- H01L21/6833—Details of electrostatic chucks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
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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
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/458—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for supporting substrates in the reaction chamber
- C23C16/4582—Rigid and flat substrates, e.g. plates or discs
- C23C16/4583—Rigid and flat substrates, e.g. plates or discs the substrate being supported substantially horizontally
- C23C16/4586—Elements in the interior of the support, e.g. electrodes, heating or cooling devices
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
- H01L21/67109—Apparatus for thermal treatment mainly by convection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68757—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a coating or a hardness or a material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68785—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by the mechanical construction of the susceptor, stage or support
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N13/00—Clutches or holding devices using electrostatic attraction, e.g. using Johnson-Rahbek effect
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/2007—Holding mechanisms
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/32—Processing objects by plasma generation
- H01J2237/33—Processing objects by plasma generation characterised by the type of processing
- H01J2237/334—Etching
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Analytical Chemistry (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
Description
図1は、第1実施形態に係る基板固定装置を簡略化して例示する断面図である。図1を参照すると、基板固定装置1は、主要な構成要素として、ベースプレート10と、接着層20と、静電チャック30とを有している。基板固定装置1は、ベースプレート10の一方の面に搭載された静電チャック30により吸着対象物である基板(ウェハ等)を吸着保持する装置である。
第2実施形態では、ガス孔に多孔質体を配置する例を示す。なお、第2実施形態において、既に説明した実施形態と同一構成部についての説明は省略する場合がある。
10 ベースプレート
10a 上面
10b 下面
11 ガス供給部
15 冷却機構
20 接着層
30 静電チャック
31 基体
31a 載置面
32P 正極
32N 負極
60 多孔質体
111 ガス流路
112 ガス注入部
113 ガス排出部
151 冷媒流路
152 冷媒導入部
153 冷媒排出部
311 ガス孔
311W 内壁
321 第1の隙間
322 第1の経路
323 第2の経路
324 第2の隙間
601 球状酸化物セラミックス粒子
602 混合酸化物
Claims (6)
- 静電電極が内蔵された基体に吸着対象物を載置し、前記吸着対象物を吸着保持する静電チャックであって、
前記吸着対象物の裏面にガスを供給するガス孔を有し、
前記静電電極は、正極及び負極を含み、
平面視で、前記ガス孔の周辺において、前記正極と前記負極は第1の隙間を空けて対向配置され、前記第1の隙間は前記ガス孔で前記正極側の第1の経路と前記負極側の第2の経路に分かれ、前記第1の経路と前記第2の経路は前記ガス孔を挟んで前記ガス孔の外周に沿って延伸し、合流して1つの第2の隙間となり、
平面視で、前記第1の隙間が前記第1の経路と前記第2の経路に分かれる箇所、及び前記第1の経路と前記第2の経路が合流する箇所において、前記正極及び前記負極が形成する角部は丸みを帯びており、
平面視で、前記丸みを帯びた部分を除く前記第1の経路において前記ガス孔と前記正極との第1の距離は一定であり、前記丸みを帯びた部分を除く前記第2の経路において前記ガス孔と前記負極との第2の距離は一定であり、前記第1の距離と前記第2の距離が等しい静電チャック。 - 前記第1の隙間における前記正極と前記負極との短手方向の第3の距離と、前記第2の隙間における前記正極と前記負極との短手方向の第4の距離とが等しい請求項1に記載の静電チャック。
- 前記第1の距離と、前記第2の距離と、前記第3の距離と、前記第4の距離とが全て等しい請求項2に記載の静電チャック。
- 前記ガス孔には、連通する複数の気孔を備えた多孔質体が配置されている請求項1乃至3の何れか一項に記載の静電チャック。
- 前記多孔質体は、球状酸化物セラミックス粒子と、前記球状酸化物セラミックス粒子を結着する混合酸化物と、を含む請求項4に記載の静電チャック。
- ベースプレートと、
前記ベースプレートの一方の面に搭載された請求項1乃至5の何れか一項に記載の静電チャックと、を有する基板固定装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019222739A JP7296869B2 (ja) | 2019-12-10 | 2019-12-10 | 静電チャック、基板固定装置 |
US17/111,923 US20210175054A1 (en) | 2019-12-10 | 2020-12-04 | Electrostatic chuck and substrate fixing device |
KR1020200169178A KR20210073466A (ko) | 2019-12-10 | 2020-12-07 | 정전 척 및 기판 고정 디바이스 |
TW109143345A TW202131427A (zh) | 2019-12-10 | 2020-12-09 | 靜電夾盤及基板固定裝置 |
CN202011456661.7A CN112951754A (zh) | 2019-12-10 | 2020-12-10 | 静电吸盘和基板固定装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019222739A JP7296869B2 (ja) | 2019-12-10 | 2019-12-10 | 静電チャック、基板固定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021093436A JP2021093436A (ja) | 2021-06-17 |
JP7296869B2 true JP7296869B2 (ja) | 2023-06-23 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2019222739A Active JP7296869B2 (ja) | 2019-12-10 | 2019-12-10 | 静電チャック、基板固定装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20210175054A1 (ja) |
JP (1) | JP7296869B2 (ja) |
KR (1) | KR20210073466A (ja) |
CN (1) | CN112951754A (ja) |
TW (1) | TW202131427A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7255659B1 (ja) | 2021-11-25 | 2023-04-11 | 住友大阪セメント株式会社 | 静電チャック装置 |
CN117219561B (zh) * | 2023-11-09 | 2024-02-09 | 合肥晶合集成电路股份有限公司 | 降低harp工艺中晶圆滑片风险的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5754391A (en) | 1996-05-17 | 1998-05-19 | Saphikon Inc. | Electrostatic chuck |
JP2009218592A (ja) | 2008-03-11 | 2009-09-24 | Ngk Insulators Ltd | 静電チャック |
WO2020189287A1 (ja) | 2019-03-18 | 2020-09-24 | 日本碍子株式会社 | 静電チャック |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5055964A (en) * | 1990-09-07 | 1991-10-08 | International Business Machines Corporation | Electrostatic chuck having tapered electrodes |
US5099571A (en) * | 1990-09-07 | 1992-03-31 | International Business Machines Corporation | Method for fabricating a split-ring electrostatic chuck |
EP0635870A1 (en) * | 1993-07-20 | 1995-01-25 | Applied Materials, Inc. | An electrostatic chuck having a grooved surface |
TW286414B (en) * | 1995-07-10 | 1996-09-21 | Watkins Johnson Co | Electrostatic chuck assembly |
JPH09167794A (ja) * | 1995-12-15 | 1997-06-24 | Sony Corp | 静電チャックおよびプラズマ処理方法 |
US6108189A (en) * | 1996-04-26 | 2000-08-22 | Applied Materials, Inc. | Electrostatic chuck having improved gas conduits |
JP3650248B2 (ja) * | 1997-03-19 | 2005-05-18 | 東京エレクトロン株式会社 | プラズマ処理装置 |
JP3595515B2 (ja) * | 2001-06-26 | 2004-12-02 | 三菱重工業株式会社 | 静電チャック |
US7916447B2 (en) * | 2003-07-08 | 2011-03-29 | Future Vision Inc. | Electrostatic chuck for substrate stage, electrode used for the chuck, and treating system having the chuck and electrode |
US20050016465A1 (en) * | 2003-07-23 | 2005-01-27 | Applied Materials, Inc. | Electrostatic chuck having electrode with rounded edge |
JP6722518B2 (ja) * | 2016-06-09 | 2020-07-15 | 新光電気工業株式会社 | 焼結体及びその製造方法と静電チャック |
US20180337026A1 (en) * | 2017-05-19 | 2018-11-22 | Applied Materials, Inc. | Erosion resistant atomic layer deposition coatings |
-
2019
- 2019-12-10 JP JP2019222739A patent/JP7296869B2/ja active Active
-
2020
- 2020-12-04 US US17/111,923 patent/US20210175054A1/en active Pending
- 2020-12-07 KR KR1020200169178A patent/KR20210073466A/ko unknown
- 2020-12-09 TW TW109143345A patent/TW202131427A/zh unknown
- 2020-12-10 CN CN202011456661.7A patent/CN112951754A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5754391A (en) | 1996-05-17 | 1998-05-19 | Saphikon Inc. | Electrostatic chuck |
JP2009218592A (ja) | 2008-03-11 | 2009-09-24 | Ngk Insulators Ltd | 静電チャック |
WO2020189287A1 (ja) | 2019-03-18 | 2020-09-24 | 日本碍子株式会社 | 静電チャック |
Also Published As
Publication number | Publication date |
---|---|
TW202131427A (zh) | 2021-08-16 |
JP2021093436A (ja) | 2021-06-17 |
CN112951754A (zh) | 2021-06-11 |
KR20210073466A (ko) | 2021-06-18 |
US20210175054A1 (en) | 2021-06-10 |
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