JP6868616B2 - 背面でのプラズマ点火が低減されたシャワーヘッド - Google Patents
背面でのプラズマ点火が低減されたシャワーヘッド Download PDFInfo
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- JP6868616B2 JP6868616B2 JP2018515810A JP2018515810A JP6868616B2 JP 6868616 B2 JP6868616 B2 JP 6868616B2 JP 2018515810 A JP2018515810 A JP 2018515810A JP 2018515810 A JP2018515810 A JP 2018515810A JP 6868616 B2 JP6868616 B2 JP 6868616B2
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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
- C23C16/455—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 introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45563—Gas nozzles
- C23C16/45565—Shower nozzles
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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
- C23C16/4401—Means for minimising impurities, e.g. dust, moisture or residual gas, in the reaction chamber
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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
- H01J37/3244—Gas supply means
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- Drying Of Semiconductors (AREA)
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- Chemical Vapour Deposition (AREA)
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Description
Claims (13)
- 処理チャンバ内で使用するシャワーヘッドアセンブリであって、
ガス分配プレートの第1の表面を貫通して延びる複数のガス孔を有するガス分配プレートと、
ベースプレートの第1の表面を貫通して延びる少なくとも1つ以上のガス供給孔を有するベースプレートであって、ベースプレートの第1の表面とガス分配プレートの第1の表面の間に空間を画定するベースプレートと、
空間内に配置された複数の環状ガスケットシールと、
空間内に位置するリング状多孔性インサートであって、複数の環状ガスケットシールのうちの2つの間に配置されたリング状多孔性インサートとを含み、
シャワーヘッドアセンブリ内のガス流路がベースプレートを貫通して延びる1つ以上のガス分配孔とリング状多孔性インサートとガス分配プレートのガス孔を通って画定されているシャワーヘッドアセンブリ。 - リング状多孔性インサートが伝導性材料又は誘電材料を含む請求項1記載のシャワーヘッドアセンブリ。
- 空間の高さが約0.02インチ〜約0.1インチの請求項1記載のシャワーヘッドアセンブリ。
- リング状多孔性インサートは、
複数のガスケットシールの間に複数の円心リングを備える請求項1記載のシャワーヘッドアセンブリ。 - リング状多孔性インサートが約5マイクロメートル〜約120マイクロメートルの大きさの孔を備え、リング状多孔性インサートが約20%〜約70%の多孔率を有する請求項1記載のシャワーヘッドアセンブリ。
- 基板処理用チャンバであって、
シャワーヘッドアセンブリを含み、シャワーヘッドアセンブリが、
ガス分配プレートと、
ベースプレートと、
ガス分配プレートとベースプレートの間に画定された空間と、
空間内に配置されたガスケットシールと、
空間内に位置する複数の多孔性インサートであって、
複数の多孔性インサートのうちの第1の多孔性インサートは、ガスケットシールの内縁と隣り合って配置され、
複数の多孔性インサートのうちの第2の多孔性インサートは、ガスケットシールの外縁と隣り合って配置されている多孔性インサートを含む、基板処理用チャンバ。 - ガス分配プレートと、ベースプレートと、多孔性インサートを結合するクランプを更に含む、請求項6記載のチャンバ。
- 多孔性インサートが伝導性材料又は誘電材料を含む請求項6記載のチャンバ。
- クランプがアルミニウム材料を含み、ガス分配プレートがシリコン材料を含み、ベースプレートがアルミニウム材料を含む、請求項7記載のチャンバ。
- 多孔性インサートが平均約5マイクロメートル〜約120マイクロメートルの大きさの孔を備え、多孔性インサートが約20%〜約70%の多孔率を有する、請求項6記載のチャンバ。
- ガス分配プレートであって、
円盤状の本体と、
本体内に画定された第1のゾーンが本体を貫通して延びる複数のガス孔を備える第1のゾーンと、
本体内に画定され第1のゾーンを囲む第2のゾーンが本体を貫通して延びる複数のガス孔を備える第2のゾーンと、
ガス分配プレートに結合され、第1のゾーン及び第2のゾーン内に同心円状に着座する、複数の環状ガスケットシールと、
第1の複数のガス孔を覆う第1のリング状多孔性インサートを備え、
第1のリング状多孔性インサートは、複数の環状ガスケットシールのうちの2つのガスケットシールの組み合わせの間に配置されているガス分配プレート。 - 第2の複数のガス孔を覆う第2のリング状多孔性インサートを備え、
第2のリング状多孔性インサートは、複数の環状ガスケットシールのうちの2つのガスケットシールの別の組み合わせの間に配置されている、請求項11記載のガス分配プレート。 - 第1のリング状多孔性インサートが伝導性材料又は誘電材料であり、第1のリング状多孔性インサートが平均約5マイクロメートル〜約120マイクロメートルの大きさの孔を備え、第1のリング状多孔性インサートが約20%〜約70%の多孔率を有する、請求項11記載のガス分配プレート。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562239242P | 2015-10-08 | 2015-10-08 | |
| US62/239,242 | 2015-10-08 | ||
| PCT/US2016/044080 WO2017062087A1 (en) | 2015-10-08 | 2016-07-26 | Showerhead with reduced backside plasma ignition |
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| Publication Number | Publication Date |
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| JP2018533207A JP2018533207A (ja) | 2018-11-08 |
| JP6868616B2 true JP6868616B2 (ja) | 2021-05-12 |
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| JP2018515810A Active JP6868616B2 (ja) | 2015-10-08 | 2016-07-26 | 背面でのプラズマ点火が低減されたシャワーヘッド |
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| US (2) | US10378108B2 (ja) |
| JP (1) | JP6868616B2 (ja) |
| KR (1) | KR102537309B1 (ja) |
| CN (1) | CN108140550B (ja) |
| TW (2) | TWI686503B (ja) |
| WO (1) | WO2017062087A1 (ja) |
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-
2016
- 2016-07-26 JP JP2018515810A patent/JP6868616B2/ja active Active
- 2016-07-26 KR KR1020187013105A patent/KR102537309B1/ko active Active
- 2016-07-26 WO PCT/US2016/044080 patent/WO2017062087A1/en not_active Ceased
- 2016-07-26 CN CN201680058493.1A patent/CN108140550B/zh active Active
- 2016-07-26 US US15/219,758 patent/US10378108B2/en active Active
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| US20170101713A1 (en) | 2017-04-13 |
| TW202031928A (zh) | 2020-09-01 |
| CN108140550B (zh) | 2022-10-14 |
| TW201713794A (zh) | 2017-04-16 |
| US10745807B2 (en) | 2020-08-18 |
| KR102537309B1 (ko) | 2023-05-25 |
| KR20180054892A (ko) | 2018-05-24 |
| US20190271082A1 (en) | 2019-09-05 |
| WO2017062087A1 (en) | 2017-04-13 |
| TWI720793B (zh) | 2021-03-01 |
| TWI686503B (zh) | 2020-03-01 |
| CN108140550A (zh) | 2018-06-08 |
| JP2018533207A (ja) | 2018-11-08 |
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