JPWO2018230446A1 - 半導体製造装置用部材 - Google Patents
半導体製造装置用部材 Download PDFInfo
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- H01L21/6835—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 temporarily an auxiliary support
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- H01L21/68721—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 edge clamping, e.g. clamping ring
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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Abstract
Description
表面がウエハ載置面であり、電極を内蔵したアルミナ焼結体製のプレートと、
前記プレートを厚さ方向に貫通する少なくとも1つの貫通孔と、
前記プレートの裏面にアルミナ焼結体製でリング状の第1接合層を介して接合されたアルミナ焼結体製の筒状部材と、
を備えたものである。
図1は半導体製造装置用部材10の平面図、図2は図1のA−A断面図である。半導体製造装置用部材10は、プレート12と、筒状部材としての絶縁管20と、冷却基板30とを備えている。
図4は半導体製造装置用部材210の平面図、図5は図4のB−B断面図である。半導体製造装置用部材210は、プレート212と、筒状部材としての絶縁リング240と、絶縁管220と、冷却基板230とを備えている。
図7は半導体製造装置用部材310の平面図、図8は図7のC−C断面図である。半導体製造装置用部材310は、プレート312と、筒状部材としての中空のシャフト320とを備えている。
本発明は上述した各実施形態に何ら限定されることはなく、本発明の技術的範囲に属する限り種々の態様で実施し得ることはいうまでもない。
[1](a)第1のアルミナ焼結体、第2のアルミナ焼結体及びアルミナ含有接合剤の少なくとも1つにMgF2が含まれるようにこれらを用意し、前記第1のアルミナ焼結体と前記第2のアルミナ焼結体との間に前記アルミナ含有接合剤を介在させた積層体を作製する工程と、(b)前記積層体に荷重をかけた状態で前記積層体を焼成することによりアルミナ焼結体同士の接合体を得る工程と、を含むアルミナ焼結体同士の接合体の製法。
[2]前記アルミナ含有接合剤には、MgF2が含まれている、前記[1]に記載のアルミナ焼結体同士の接合体の製法。
[3]第1のアルミナ焼結体と第2のアルミナ焼結体とがアルミナ含有接合層を介して接合されたアルミナ焼結体同士の接合体であって、前記第1のアルミナ焼結体と前記アルミナ含有接合層との界面及び前記第2のアルミナ焼結体と前記アルミナ含有接合層との界面には、MgF2が含まれている、アルミナ焼結体同士の接合体。
[4]ウエハ載置面を有し、電極を内蔵したアルミナ円板と、前記アルミナ円板を上下方向に貫通する貫通孔と、前記アルミナ円板の裏面に前記貫通孔と連通するようにアルミナ含有接合層を介して接合されたアルミナ絶縁筒と、を備えた半導体製造装置用部材であって、前記アルミナ円板と前記アルミナ含有接合層との界面及び前記アルミナ絶縁筒と前記アルミナ含有接合層との界面には、MgF2が含まれている、半導体製造装置用部材。
[5]ウエハ載置面を有し、電極を内蔵したアルミナ円板と、前記アルミナ円板の裏面に前記アルミナ円板と同軸となるようにアルミナ含有接合層を介して接合されたアルミナ円筒と、を備えた半導体製造装置用部材であって、前記アルミナ円板と前記アルミナ含有接合層との界面及び前記アルミナ円筒と前記アルミナ含有接合層との界面には、MgF2が含まれている、半導体製造装置用部材。
[6]前記半導体製造装置用部材は、静電チャックヒータ、静電チャック又はセラミックヒータである、前記[4]又は[5]に記載の半導体製造装置用部材。
Claims (14)
- 表面がウエハ載置面であり、電極を内蔵したアルミナ焼結体製のプレートと、
前記プレートを厚さ方向に貫通する少なくとも1つの貫通孔と、
前記プレートの裏面にアルミナ焼結体製でリング状の第1接合層を介して接合されたアルミナ焼結体製の筒状部材と、
を備えた半導体製造装置用部材。 - 前記筒状部材は、前記貫通孔のそれぞれに対応して設けられ、前記筒状部材の内部と前記貫通孔とは連通している、
請求項1に記載の半導体製造装置用部材。 - 前記貫通孔の内面と前記第1接合層のリング内面と前記筒状部材の内面とは、段差なく連なっている、
請求項2に記載の半導体製造装置用部材。 - 請求項2又は3に記載の半導体製造装置用部材であって、
前記プレートの裏面に接着又は接合された金属製の冷却基板と、
前記冷却基板を厚さ方向に貫通するように設けられ、前記筒状部材が内部に配置された筒状空間と、
を備えた半導体製造装置用部材。 - 前記筒状空間を取り囲む壁面と前記筒状部材の外面との間には、隙間が存在している、
請求項4に記載の半導体製造装置用部材。 - 前記筒状部材の外径は、前記プレートの外径よりも小さく、
前記貫通孔は、すべて前記プレートのうち前記筒状部材よりも外周側の領域に設けられている、
請求項1に記載の半導体製造装置用部材。 - 前記筒状部材の外径は、前記プレートの外径と一致しており、
前記貫通孔は、すべて前記プレートのうち前記筒状部材よりも内周側の領域に設けられている、
請求項1に記載の半導体製造装置用部材。 - 請求項7に記載の半導体製造装置用部材であって、
外径が前記筒状部材の内径よりも小さな小板部と、外径が前記筒状部材の外径よりも大きな大板部とが積層された形状の金属製の段差付き冷却基板
を備え、
前記プレートの裏面は、前記冷却基板の前記小板部の表面に接着又は接合され、
前記筒状部材の裏面は、前記冷却基板の段差面と接着されるか又は隙間をもって配置されている、
半導体製造装置用部材。 - 請求項8に記載の半導体製造装置用部材であって、
前記貫通孔のそれぞれに対応して設けられ、前記貫通孔と連通するように前記プレートの裏面にアルミナ焼結体製でリング状の第2接合層を介して接合されたアルミナ焼結体製の絶縁管と、
前記冷却基板を厚さ方向に貫通し、前記絶縁管が内部に配置された筒状空間と、
を備えた半導体製造装置用部材。 - 前記筒状空間を取り囲む壁面と前記絶縁管の外面との間には、隙間が存在している、
請求項9に記載の半導体製造装置用部材。 - 前記貫通孔の内面と前記第2接合層のリング内面と前記絶縁管の内面とは、段差なく連なっている、
請求項9又は10に記載の半導体製造装置用部材。 - 前記プレートと前記第2接合層との界面及び前記絶縁管と前記第2接合層との界面には、MgF2が含まれている、
請求項9〜11のいずれか1項に半導体製造装置用部材。 - 前記プレートと前記第1接合層との界面及び前記筒状部材と前記第1接合層との界面には、MgF2が含まれている、
請求項1〜12のいずれか1項に記載の半導体製造装置用部材。 - 前記プレートは、静電チャックヒータ、静電チャック又はセラミックヒータである、
請求項1〜13のいずれか1項に記載の半導体製造装置用部材。
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US201762518773P | 2017-06-13 | 2017-06-13 | |
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PCT/JP2018/021928 WO2018230446A1 (ja) | 2017-06-13 | 2018-06-07 | 半導体製造装置用部材 |
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US11229968B2 (en) * | 2011-11-30 | 2022-01-25 | Watlow Electric Manufacturing Company | Semiconductor substrate support with multiple electrodes and method for making same |
US11348819B2 (en) * | 2017-12-28 | 2022-05-31 | Sumitomo Osaka Cement Co., Ltd. | Electrostatic chuck device |
JP7353106B2 (ja) | 2019-09-09 | 2023-09-29 | 日本特殊陶業株式会社 | 保持装置 |
JP7521903B2 (ja) * | 2020-02-21 | 2024-07-24 | 株式会社巴川コーポレーション | 静電チャック装置 |
JP7550551B2 (ja) | 2020-06-30 | 2024-09-13 | 京セラ株式会社 | 静電チャック |
KR20220124252A (ko) * | 2020-08-21 | 2022-09-13 | 니뽄 도쿠슈 도교 가부시키가이샤 | 접합체, 유지 장치, 및 정전 척 |
JP7318615B2 (ja) * | 2020-09-11 | 2023-08-01 | トヨタ自動車株式会社 | 電力変換装置 |
US11410869B1 (en) * | 2021-02-22 | 2022-08-09 | Applied Materials, Inc. | Electrostatic chuck with differentiated ceramics |
JP7499955B2 (ja) | 2022-06-30 | 2024-06-14 | 日本碍子株式会社 | 半導体製造装置用部材 |
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