KR101142000B1 - 정전척 - Google Patents
정전척 Download PDFInfo
- Publication number
- KR101142000B1 KR101142000B1 KR1020067027690A KR20067027690A KR101142000B1 KR 101142000 B1 KR101142000 B1 KR 101142000B1 KR 1020067027690 A KR1020067027690 A KR 1020067027690A KR 20067027690 A KR20067027690 A KR 20067027690A KR 101142000 B1 KR101142000 B1 KR 101142000B1
- Authority
- KR
- South Korea
- Prior art keywords
- electrostatic chuck
- wafer
- mounting surface
- aluminum nitride
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
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Classifications
-
- 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
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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
- H01L21/683—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
-
- 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
Landscapes
- 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)
- Container, Conveyance, Adherence, Positioning, Of Wafer (AREA)
- Jigs For Machine Tools (AREA)
Abstract
Description
Claims (17)
- 한 쌍의 주면을 구비하고, 그 한쪽 주면을 웨이퍼를 탑재하는 탑재면으로 하는 판상체와, 그 판상체의 다른 쪽 주면 또는 내부에 설치된 흡착용 전극으로 구성되는 정전척에 있어서,상기 판상체에 관통되도록 형성된 적어도 한개의 가스 도입용 관통공과, 서로 이간된 복수의 볼록부에 의하여 상기 탑재면 위에 형성되고 또한 상기 관통공과 연통되도록 형성된 가스유로와, 상기 판상체 외주에 형성된 환형벽부를 구비하며,상기 볼록부의 평면 형상이 4개의 변과 그 4개의 변을 연결하는 호형부로 이루어지며, 상기 볼록부가 상기 탑재면 상에 똑같이 형성되어 이루어지는 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 볼록부가 격자모양으로 배열되어 있는 것을 특징으로 하는 정전척.
- 삭제
- 제1항에 있어서, 상기 가스유로 저면의 산술 평균 거칠기(Ra)가 2㎛이하인 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 환형벽부 폭이 0.5~10㎜이고, 상기 볼록부의 대변 간격이 1.5~10㎜임과 아울러, 상기 볼록부 및 상기 환형벽부 최상면의 총면적이 상기 탑재면 면적의 50~80%이고, 또한 상기 가스유로 저면으로부터 상기 볼록부 최상면까지의 거리가 10~100㎛인 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 관통공은 상기 탑재면 중심에 1개와 그 중심에 대한 동심원상에 여러개 형성되어 있는 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 환형벽부를 탑재면의 최외주와 내측에 구비하고, 최외주의 환형벽부와 내측 환형벽부 사이에 복수의 관통공을 구비하고, 내측 환형벽부의 내측에 관통공을 더 구비하는 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 판상체의 최대 직경이 180~500㎜이고, 상기 관통공은 직경이 0.1~5㎜이고 4~100개 구비되어 있는 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 판상체의 다른 쪽 주면에 열교환 부재가 설치된 것을 특징으로 하는 정전척.
- 제9항에 있어서, 상기 열교환 부재가 금속판으로 구성되는 것을 특징으로 하 는 정전척.
- 제1항에 있어서, 상기 판상체는 알루미나 또는 질화알루미늄을 함유하는 소결체로 구성되는 것을 특징으로 하는 정전척.
- 제1항에 있어서, 상기 판상체가 질화알루미늄을 함유하는 유전체로 구성되며, 상기 전극으로부터 상기 탑재면까지의 평균거리가 0.015cm이상이고, 상기 전극과 상기 탑재면 사이의 유전체층의 체적 고유 저항값과 상기 평균거리의 곱이 1×107~5×1016Ω?㎠임과 아울러, 상기 유전체층을 형성하는 질화알루미늄의 평균입경이 1~20㎛이고, 또한 상기 유전체층의 겉보기 기공율이 1%이하인 것을 특징으로 하는 정전척.
- 제12항에 있어서, 상기 유전체층에는 입자내 기공과 입계 기공이 존재하고, 입계 기공의 평균 직경이 질화알루미늄의 평균 결정입경보다 작은 것을 특징으로 하는 정전척.
- 제12항에 있어서, 상기 유전체층의 입계 기공의 비율(Sg)과 입자내 기공의 비율(Sc)의 비(Sg/Sc)가 1.0이하인 것을 특징으로 하는 정전척.
- 제12항에 있어서, 상기 유전체층은 질화알루미늄을 함유하고, 또한 3a족 금속 산화물을 0.2~15질량% 함유하는 것을 특징으로 하는 정전척.
- 제15항에 있어서, 상기 3a족 금속이 세륨인 것을 특징으로 하는 정전척.
- 제12항에 있어서, 상기 질화알루미늄으로 구성된 판형 세라믹스체는 0.2~200MPa의 비산화성 분위기 중에서 1800~1900℃이하의 온도로 0.5~20시간 이내 유지하고 소결시켜 얻어지는 것을 특징으로 하는 정전척.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004190462A JP4666960B2 (ja) | 2004-06-28 | 2004-06-28 | 静電チャック |
| JP2004190461A JP4540407B2 (ja) | 2004-06-28 | 2004-06-28 | 静電チャック |
| JPJP-P-2004-00190461 | 2004-06-28 | ||
| JPJP-P-2004-00190462 | 2004-06-28 | ||
| PCT/JP2005/011743 WO2006001425A1 (ja) | 2004-06-28 | 2005-06-27 | 静電チャック |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20070032966A KR20070032966A (ko) | 2007-03-23 |
| KR101142000B1 true KR101142000B1 (ko) | 2012-05-17 |
Family
ID=35781860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020067027690A Expired - Fee Related KR101142000B1 (ko) | 2004-06-28 | 2005-06-27 | 정전척 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US7586734B2 (ko) |
| KR (1) | KR101142000B1 (ko) |
| CN (1) | CN100470756C (ko) |
| TW (1) | TWI267940B (ko) |
| WO (1) | WO2006001425A1 (ko) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020118104A1 (en) * | 2018-12-07 | 2020-06-11 | Applied Materials, Inc. | Electrostatic chuck with improved thermal coupling for temperature sensitive processes |
| KR20230008343A (ko) | 2021-07-07 | 2023-01-16 | 주식회사 시에스언리밋 | 정전척 캐리어 |
| KR20230008342A (ko) | 2021-07-07 | 2023-01-16 | 주식회사 시에스언리밋 | 반도체 웨이퍼 지지장치의 정전척용 전원회로 |
| KR20230172838A (ko) | 2022-06-16 | 2023-12-26 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어의 제조방법 |
| KR20230172837A (ko) | 2022-06-16 | 2023-12-26 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어 |
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| TW200631123A (en) * | 2005-02-03 | 2006-09-01 | Shinetsu Polymer Co | Fixation carrier, production method of fixation carrier, use method of fixation carrier, and substrate reception container |
| US8226769B2 (en) * | 2006-04-27 | 2012-07-24 | Applied Materials, Inc. | Substrate support with electrostatic chuck having dual temperature zones |
| JP4937724B2 (ja) * | 2006-12-15 | 2012-05-23 | 東京エレクトロン株式会社 | 基板載置台、基板載置台の製造方法、基板処理装置、流体供給機構 |
| TWD135511S1 (zh) * | 2008-10-03 | 2010-06-21 | 日本碍子股份有限公司 | 靜電夾頭 |
| KR101007534B1 (ko) * | 2008-11-05 | 2011-01-14 | 주식회사 테스 | 반도체 제조장치 및 이를 이용한 실리콘 산화막 건식 식각 방법 |
| KR20110093904A (ko) * | 2008-11-25 | 2011-08-18 | 엠 큐브드 테크놀로지스, 인크. | 정전 척 |
| CN102265390B (zh) * | 2008-12-25 | 2014-10-15 | 株式会社爱发科 | 静电卡盘用卡板的制造方法 |
| JP5470601B2 (ja) * | 2009-03-02 | 2014-04-16 | 新光電気工業株式会社 | 静電チャック |
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| JP1549880S (ko) * | 2015-08-06 | 2016-05-23 | ||
| JP1550115S (ko) * | 2015-08-18 | 2016-05-23 | ||
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| TWI734739B (zh) * | 2016-02-10 | 2021-08-01 | 美商恩特葛瑞斯股份有限公司 | 具有改善粒子效能的晶圓接觸表面突出輪廓 |
| US10340171B2 (en) | 2016-05-18 | 2019-07-02 | Lam Research Corporation | Permanent secondary erosion containment for electrostatic chuck bonds |
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| CN114695047B (zh) * | 2020-12-29 | 2025-10-14 | 中微半导体设备(上海)股份有限公司 | 静电吸盘、下电极组件及等离子体处理装置 |
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| CN115142050B (zh) * | 2022-09-05 | 2022-11-25 | 拓荆科技(北京)有限公司 | 真空吸附加热盘及装置 |
| US12327749B2 (en) * | 2022-09-21 | 2025-06-10 | Intel Corporation | Carrier chuck and methods of forming and using thereof |
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| US6399143B1 (en) * | 1996-04-09 | 2002-06-04 | Delsys Pharmaceutical Corporation | Method for clamping and electrostatically coating a substrate |
| JP2002170868A (ja) | 2000-11-30 | 2002-06-14 | Kyocera Corp | 静電チャック |
| JP4312394B2 (ja) | 2001-01-29 | 2009-08-12 | 日本碍子株式会社 | 静電チャックおよび基板処理装置 |
| JP4094262B2 (ja) | 2001-09-13 | 2008-06-04 | 住友大阪セメント株式会社 | 吸着固定装置及びその製造方法 |
-
2005
- 2005-06-27 US US11/571,347 patent/US7586734B2/en not_active Expired - Fee Related
- 2005-06-27 CN CNB2005800290751A patent/CN100470756C/zh not_active Expired - Fee Related
- 2005-06-27 WO PCT/JP2005/011743 patent/WO2006001425A1/ja not_active Ceased
- 2005-06-27 TW TW094121434A patent/TWI267940B/zh not_active IP Right Cessation
- 2005-06-27 KR KR1020067027690A patent/KR101142000B1/ko not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6028762A (en) | 1996-01-31 | 2000-02-22 | Kyocera Corporation | Electrostatic chuck |
| US5986874A (en) | 1997-06-03 | 1999-11-16 | Watkins-Johnson Company | Electrostatic support assembly having an integral ion focus ring |
| US20040117977A1 (en) | 2000-12-05 | 2004-06-24 | Yasuji Hiramatsu | Ceramic substrate for semiconductor manufacturing and inspecting devices, and method of manufacturing the ceramic substrate |
| US20040055709A1 (en) | 2002-09-19 | 2004-03-25 | Applied Materials, Inc. | Electrostatic chuck having a low level of particle generation and method of fabricating same |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020118104A1 (en) * | 2018-12-07 | 2020-06-11 | Applied Materials, Inc. | Electrostatic chuck with improved thermal coupling for temperature sensitive processes |
| KR20230008343A (ko) | 2021-07-07 | 2023-01-16 | 주식회사 시에스언리밋 | 정전척 캐리어 |
| KR20230008342A (ko) | 2021-07-07 | 2023-01-16 | 주식회사 시에스언리밋 | 반도체 웨이퍼 지지장치의 정전척용 전원회로 |
| KR20230172838A (ko) | 2022-06-16 | 2023-12-26 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어의 제조방법 |
| KR20230172837A (ko) | 2022-06-16 | 2023-12-26 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어 |
| KR20240058804A (ko) | 2022-06-16 | 2024-05-03 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어의 구조화한 도전층 제조방법 |
| KR20240064593A (ko) | 2022-06-16 | 2024-05-13 | 주식회사 시에스언리밋 | 쌍극형 정전척 캐리어 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20080037194A1 (en) | 2008-02-14 |
| CN100470756C (zh) | 2009-03-18 |
| TW200625501A (en) | 2006-07-16 |
| CN101010791A (zh) | 2007-08-01 |
| US7586734B2 (en) | 2009-09-08 |
| WO2006001425A1 (ja) | 2006-01-05 |
| TWI267940B (en) | 2006-12-01 |
| KR20070032966A (ko) | 2007-03-23 |
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