JP2020530946A - ウエハーのエッジ研磨部、これを含むウエハーのエッジ研磨装置及び方法 - Google Patents
ウエハーのエッジ研磨部、これを含むウエハーのエッジ研磨装置及び方法 Download PDFInfo
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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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02021—Edge treatment, chamfering
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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
- H01L21/67092—Apparatus for mechanical treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B57/00—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents
- B24B57/02—Devices for feeding, applying, grading or recovering grinding, polishing or lapping agents for feeding of fluid, sprayed, pulverised, or liquefied grinding, polishing or lapping agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
- B24B37/0056—Control means for lapping machines or devices taking regard of the pH-value of lapping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
- B24B37/015—Temperature control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
- B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
- B24B7/228—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain for grinding thin, brittle parts, e.g. semiconductors, wafers
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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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
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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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
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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
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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
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67028—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like
- H01L21/6704—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing
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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
- H01L21/67242—Apparatus for monitoring, sorting or marking
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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
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67248—Temperature monitoring
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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
- H01L21/677—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 conveying, e.g. between different workstations
-
- 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
- H01L21/677—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 conveying, e.g. between different workstations
- H01L21/67739—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 conveying, e.g. between different workstations into and out of processing chamber
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
Description
Claims (20)
- 工程チャンバー;
前記工程チャンバーの下部領域に配置され、ウエハーが配置される研磨ステージ;
前記研磨ステージの縁に配置され、前記ウエハーを研磨する研磨ユニット;
前記工程チャンバーの上部領域に配置されるスラリー貯蔵部;
前記スラリー貯蔵部にスラリーを供給するスラリー供給部;
前記研磨ステージの上部領域に純水を供給する純水供給部;
前記スラリー貯蔵部から前記研磨ステージに前記スラリーを供給する第1配管;
前記第1配管内部の前記スラリーの濁度を検出する濁度検出ユニット;
前記研磨ステージから前記スラリー貯蔵部に前記スラリーを回収する第2配管;及び
前記検出された濁度に基づいて、前記スラリー供給部から前記スラリー貯蔵部に供給されるスラリーの量を調節する制御部を含むウエハーのエッジ研磨部。 - 前記濁度検出ユニットは、前記第1配管の一側面に隣接して配置される発光部、前記第1配管の一側面と向かい合う他側面に隣接して配置される受光部、及び前記受光部で測定された濁度を前記制御部に伝達するフィードバック部を含む、請求項1に記載のウエハーのエッジ研磨部。
- 前記発光部から放出されて前記受光部に進行する光の光軸は、前記第1配管の配置方向と交差する、請求項2に記載のウエハーのエッジ研磨部。
- 前記第1配管は、前記発光部と前記受光部との間で透光性材料で構成される、請求項2に記載のウエハーのエッジ研磨部。
- 前記第1配管は、前記スラリー貯蔵部と隣接した第1部分、前記研磨ステージと隣接した第3部分、及び前記第1部分と第3部分との間に配置された第2部分を含み、前記第2部分が透光性材料からなる、請求項4に記載のウエハーのエッジ研磨部。
- 前記第2部分の両端は前記第1部分及び前記第3部分にそれぞれ挿入される、請求項5に記載のウエハーのエッジ研磨部。
- 前記第2部分の両端は雄ネジの形状であり、前記第1部分及び前記第3部分において前記第2部分が挿入される領域は雌ネジの形状である、請求項6に記載のウエハーのエッジ研磨部。
- 前記研磨ステージの下部領域に設けられ、前記スラリー及び純水を排出する排出部をさらに含む、請求項1に記載のウエハーのエッジ研磨部。
- 前記スラリー貯蔵部の内部の温度及びpHをそれぞれ測定する温度測定部及びpH測定部の少なくとも一つをさらに含む、請求項1に記載のウエハーのエッジ研磨部。
- 前記工程チャンバー内の湿度は35%〜85%である、請求項1又は2に記載のウエハーのエッジ研磨部。
- 前記工程チャンバー内の温度は、−20℃〜+55℃である、請求項1又は2に記載のウエハーのエッジ研磨部。
- 前記フィードバック部は、前記検出された濁度に基づいて、前記制御部に前記スラリーの交換信号を250マイクロ秒以内に伝達する、請求項2に記載のウエハーのエッジ研磨部。
- 前記スラリーは、シリカ、KOH、NaOH及び分散剤を含有する、請求項1又は2に記載のウエハーのエッジ研磨部。
- チャンバー;
前記チャンバーの内部に複数枚のウエハーをローディングするローディング部;
前記複数枚のウエハーのノッチを加工するノッチ加工部;
前記ノッチ加工された複数枚のウエハーを移送する移送部;
前記移送された複数枚のウエハーのエッジを加工するエッジ研磨部;及び
前記エッジ研磨された複数枚のウエハーをアンローディングするアンローディング部;を含み、
前記エッジ研磨部は、
工程チャンバー;
前記工程チャンバーの下部領域に配置され、ウエハーが配置される研磨ステージ;
前記研磨ステージの縁に配置され、前記ウエハーを研磨する研磨ユニット;
前記工程チャンバーの上部領域に配置されるスラリー貯蔵部;
前記スラリー貯蔵部にスラリーを供給するスラリー供給部;
前記研磨ステージの上部領域に純水を供給する純水供給部;
前記スラリー貯蔵部から前記研磨ステージに前記スラリーを供給する第1配管;
前記第1配管内部の前記スラリーの濁度を検出する濁度検出ユニット;
前記研磨ステージから前記スラリー貯蔵部に前記スラリーを回収する第2配管;及び
前記検出された濁度に基づいて、前記スラリー供給部から前記スラリー貯蔵部に供給されるスラリーの量を調節する制御部を含む、ウエハーのエッジ研磨装置。 - 前記濁度検出ユニットは、前記第1配管の一側面に隣接して配置される発光部、前記第1配管の一側面と向かい合う他側面に隣接して配置される受光部、及び前記受光部で測定された濁度を前記制御部に伝達するフィードバック部を含む、請求項14に記載のウエハーのエッジ研磨装置。
- 前記第1配管は、前記スラリー貯蔵部と隣接した第1部分、前記研磨ステージと隣接した第3部分、及び前記第1部分と第3部分との間に配置された第2部分を含み、前記第2部分が透光性材料からなる、請求項14に記載のウエハーのエッジ研磨装置。
- 前記第2部分の両端は前記第1部分及び前記第3部分にそれぞれ挿入され、前記第2部分の両端は雄ネジの形状であり、前記第1部分及び前記第3部分において前記第2部分が挿入される領域は雌ネジの形状である、請求項16に記載のウエハーのエッジ研磨装置。
- 研磨ステージにスラリー及び純水を供給してウエハーのエッジを研磨する段階;
前記研磨ステージから前記スラリーを回収し、前記スラリーの濁度を検出する段階;及び
前記回収されるスラリーの濁度が既に設定された値以下であれば、前記回収されたスラリーに新規スラリーを混合して前記研磨ステージに再供給する段階を含む、ウエハーのエッジ研磨方法。 - 前記回収されるスラリーの濁度が既に設定された値未満であれば、前記回収されたスラリーを前記研磨ステージに再供給する段階をさらに含む、請求項18に記載のウエハーのエッジ研磨方法。
- 前記回収されたスラリーの容量が既に設定された値未満であれば、新規スラリーを供給する、請求項18又は19に記載のウエハーのエッジ研磨方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR10-2017-0104728 | 2017-08-18 | ||
KR1020170104728A KR101971150B1 (ko) | 2017-08-18 | 2017-08-18 | 웨이퍼의 에지 연마부, 이를 포함하는 웨이퍼의 에지 연마 장치 및 방법 |
PCT/KR2017/010074 WO2019035507A1 (ko) | 2017-08-18 | 2017-09-14 | 웨이퍼의 에지 연마부, 이를 포함하는 웨이퍼의 에지 연마 장치 및 방법 |
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JP2020530946A true JP2020530946A (ja) | 2020-10-29 |
JP2020530946A5 JP2020530946A5 (ja) | 2020-12-10 |
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JP2020508552A Pending JP2020530946A (ja) | 2017-08-18 | 2017-09-14 | ウエハーのエッジ研磨部、これを含むウエハーのエッジ研磨装置及び方法 |
Country Status (6)
Country | Link |
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US (1) | US20200365389A1 (ja) |
EP (1) | EP3657536A4 (ja) |
JP (1) | JP2020530946A (ja) |
KR (1) | KR101971150B1 (ja) |
CN (1) | CN111052333A (ja) |
WO (1) | WO2019035507A1 (ja) |
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JP3678044B2 (ja) * | 1999-03-19 | 2005-08-03 | 栗田工業株式会社 | 研磨剤スラリの再利用方法及び装置 |
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2017
- 2017-08-18 KR KR1020170104728A patent/KR101971150B1/ko active IP Right Grant
- 2017-09-14 US US16/638,391 patent/US20200365389A1/en not_active Abandoned
- 2017-09-14 WO PCT/KR2017/010074 patent/WO2019035507A1/ko unknown
- 2017-09-14 JP JP2020508552A patent/JP2020530946A/ja active Pending
- 2017-09-14 CN CN201780093985.9A patent/CN111052333A/zh not_active Withdrawn
- 2017-09-14 EP EP17922019.9A patent/EP3657536A4/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
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KR20190019590A (ko) | 2019-02-27 |
WO2019035507A1 (ko) | 2019-02-21 |
EP3657536A1 (en) | 2020-05-27 |
EP3657536A4 (en) | 2021-04-21 |
US20200365389A1 (en) | 2020-11-19 |
CN111052333A (zh) | 2020-04-21 |
KR101971150B1 (ko) | 2019-04-22 |
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