JP2008528309A - 低圧研磨のための多層研磨パッド - Google Patents
低圧研磨のための多層研磨パッド Download PDFInfo
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- JP2008528309A JP2008528309A JP2007553196A JP2007553196A JP2008528309A JP 2008528309 A JP2008528309 A JP 2008528309A JP 2007553196 A JP2007553196 A JP 2007553196A JP 2007553196 A JP2007553196 A JP 2007553196A JP 2008528309 A JP2008528309 A JP 2008528309A
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- Prior art keywords
- polishing
- layer
- thickness
- backing layer
- polishing pad
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Classifications
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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
- B24B37/013—Devices or means for detecting lapping completion
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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
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/046—Lapping machines or devices; Accessories designed for working plane surfaces using electric current
-
- 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
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/205—Lapping pads for working plane surfaces provided with a window for inspecting the surface of the work being lapped
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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
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/22—Lapping pads for working plane surfaces characterised by a multi-layered structure
-
- 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
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/26—Lapping pads for working plane surfaces characterised by the shape of the lapping pad surface, e.g. grooved
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D11/00—Constructional features of flexible abrasive materials; Special features in the manufacture of such materials
- B24D11/02—Backings, e.g. foils, webs, mesh fabrics
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
【選択図】 図3C
Description
Claims (22)
- 研磨面と、第一厚みと、第一圧縮性と、約40から80のショアD硬さとを有する研磨層であって、該研磨層が厚み不均一性を有する前記研磨層と、
該研磨層に固定された裏打ち層であって、該裏打ち層が該第一厚み以下の第二厚みを有し、且つ該第一圧縮性より大きい第二圧縮性を有する、前記裏打ち層と、
を備え、
ここで、該第一厚みと第一圧縮性と第二厚みと第二圧縮性が、1.5psi以下の加圧下で該研磨層の厚み不均一性より該研磨面がゆがむようなものである、
研磨パッド。 - 該第二厚みが、該第一厚みにほぼ等しい、請求項1記載の研磨パッド。
- 裏打ち層の硬さが、約1から10のショアAである、請求項1記載の研磨パッド。
- 該裏打ち層の第二厚みが約30〜90ミルである、請求項1記載の研磨パッド。
- 該研磨層に対向する側の該裏打ち層に固定された導電性シートを更に備えている、請求項1記載の研磨パッド。
- 該研磨層における光透過部分と、該光透過部分と整列した該裏打ち層内に形成されたアパーチャと、該研磨層に対向する該裏打ち層の側の光透過接着層であって、該接着層が該裏打ち層上の該アパーチャにかかっている前記接着層と、を更に備えている、請求項1記載の研磨パッド。
- 裏打ち層と該研磨層との間に液体-不浸透性透明シートを更に備えている、請求項1記載の研磨パッド。
- 該研磨層の外縁が、該裏打ち層の外縁に覆いかぶさっている、請求項1記載の研磨パッド。
- 該裏打ち層が、1.5psi以下の加圧で、2ミル以上の該第二厚みと第二圧縮性の積を有する、請求項1記載の研磨パッド。
- 該裏打層が、ポリウレタン、ポリエーテル又はポリシリコーンの発泡体を含む、請求項1記載の研磨パッド。
- 研磨面を有する研磨層と、
該研磨層における固体光透過部分と、
該研磨面に対向する該研磨層の側の裏打ち層であって、該裏打ち層が光透過部分と整列したアパーチャを有する、前記裏打ち層と、
該研磨層に対向する該裏打ち層の側の光透過接着層であって、該接着層が該裏打ち層上の該アパーチャにかかっている前記接着層と、
を備えている研磨パッド。 - 該接着層が該裏打層に隣接する、請求項11記載の研磨パッド。
- 該裏打ち層に対向する該接着層の側に導電層を更に備えている、請求項11記載の研磨パッド。
- 該接着層が、両面接着テープを備えている、請求項11記載の研磨パッド。
- 該接着層が、ポリエチレンテレフタレート膜を備えている、請求項11記載の研磨パッド。
- 研磨面を有する研磨層と、
該研磨面と対向する該研磨層の側の裏打層と、
を備え、ここで、該研磨層の外縁が該裏打層の外縁に覆いかぶさっている、研磨パッド。 - 該研磨層と裏打ち層がほぼ円形であり、該裏打ち層の直径が該研磨層の直径未満である、請求項16記載の研磨パッド。
- 該研磨層の該外縁が約1/4インチだけ該裏打ち層の該外縁に覆いかぶさっている、請求項16記載の研磨パッド。
- 基板処理装置において:
パッド支持体と;
研磨パッド支持体によって保持される処理パッドであって、該処理パッドが、
外面、第一厚み、第一圧縮性と、約40から80のショアD硬さ、厚み不均一性を備えた被覆層と、該被覆層に固定された裏打ち層であって、該裏打ち層が該第一厚み以下の第二厚みを有し且つ該第一圧縮性より大きい第二圧縮性を有する、前記裏打ち層と、を有し、ここで、該第一厚みと第一圧縮性と第二厚みと第二圧縮性が、1.5psi以下の加圧下で該被覆層の該厚み不均一性より研磨表面がゆがむようなものである、前記処理パッドと;
該研磨パッドと接触して基板を保持するキャリアヘッドと;
処理液の供給部と;
該パッド支持体と該キャリアヘッドの少なくとも1つに接続して該処理パッドと該基板との間に相対運動を引き起こすモータと;
を備えている、前記基板処理装置。 - 該基板と接触するように位置する電極と、該処理液と接触する陰極と、該電極と該陰極との間に結合してバイアスを生成させる電源と、を更に備えている、請求項19記載の装置。
- 化学機械的処理方法であって:
基板を研磨パッドの研磨層の研磨面と接触させるステップであって、該研磨層が、研磨面と、第一厚みと、第一圧縮性と、約40から80のショアD硬さと、厚み不均一性とを有し、該第一厚み以下の第二厚みを有し且つ該第一圧縮性より大きい第二圧縮性を有する裏打ち層に固定されている、前記ステップと;
該研磨面に研磨液を供給するステップと;
該基板と該研磨面との間に相対運動を生成させるステップと;
基板に圧力を加えて、1.5psi以下の加圧で該研磨パッドに向かって基板を押圧するステップと;
を含み、
ここで、該第一厚みと第一圧縮性と第二厚みと第二圧縮性が、該加圧下で該研磨層の該厚み不均一性より該研磨表面がゆがむようなものである、前記方法。 - 研磨液を供給するスッテプが、電解液を供給するステップを含み、該方法が、該電解液に曝される陰極と基板との間にバイアスを加えるステップを更に含む、請求項21記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US11/043,361 US8066552B2 (en) | 2003-10-03 | 2005-01-26 | Multi-layer polishing pad for low-pressure polishing |
PCT/US2006/002599 WO2006081286A2 (en) | 2005-01-26 | 2006-01-24 | Multi-layer polishing pad for low-pressure polishing |
Publications (2)
Publication Number | Publication Date |
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JP2008528309A true JP2008528309A (ja) | 2008-07-31 |
JP2008528309A5 JP2008528309A5 (ja) | 2009-02-26 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007553196A Pending JP2008528309A (ja) | 2005-01-26 | 2006-01-26 | 低圧研磨のための多層研磨パッド |
Country Status (5)
Country | Link |
---|---|
US (2) | US8066552B2 (ja) |
JP (1) | JP2008528309A (ja) |
CN (2) | CN101107095B (ja) |
TW (1) | TWI321141B (ja) |
WO (1) | WO2006081286A2 (ja) |
Cited By (5)
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JP2010201547A (ja) * | 2009-03-03 | 2010-09-16 | Fujibo Holdings Inc | 研磨パッド |
JP2011228358A (ja) * | 2010-04-15 | 2011-11-10 | Toyo Tire & Rubber Co Ltd | 研磨パッド |
JP2013535810A (ja) * | 2010-07-08 | 2013-09-12 | ネクスプラナー コーポレイション | 半導体基板を研磨するための軟質研磨パッド |
JP2015517926A (ja) * | 2012-06-04 | 2015-06-25 | ネクスプラナー コーポレイション | 透明下地層の上方に開口部または開放部を有する研磨表面層を伴う研磨パッド |
KR20180064550A (ko) * | 2015-11-03 | 2018-06-14 | 캐보트 마이크로일렉트로닉스 코포레이션 | 기반 층 및 그에 부착된 윈도우를 갖는 연마 패드 |
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JP2010201547A (ja) * | 2009-03-03 | 2010-09-16 | Fujibo Holdings Inc | 研磨パッド |
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JP2015517926A (ja) * | 2012-06-04 | 2015-06-25 | ネクスプラナー コーポレイション | 透明下地層の上方に開口部または開放部を有する研磨表面層を伴う研磨パッド |
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JP2018533489A (ja) * | 2015-11-03 | 2018-11-15 | キャボット マイクロエレクトロニクス コーポレイション | 基礎層及びこれに取付けられた窓を有する研磨パッド |
JP7000320B2 (ja) | 2015-11-03 | 2022-01-19 | シーエムシー マテリアルズ,インコーポレイティド | 基礎層及びこれに取付けられた窓を有する研磨パッド |
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Also Published As
Publication number | Publication date |
---|---|
CN101143432A (zh) | 2008-03-19 |
US20050221723A1 (en) | 2005-10-06 |
CN101107095B (zh) | 2011-07-20 |
TWI321141B (en) | 2010-03-01 |
TW200628518A (en) | 2006-08-16 |
WO2006081286A8 (en) | 2007-08-30 |
US20100267318A1 (en) | 2010-10-21 |
WO2006081286A2 (en) | 2006-08-03 |
CN101143432B (zh) | 2011-09-21 |
US8066552B2 (en) | 2011-11-29 |
CN101107095A (zh) | 2008-01-16 |
WO2006081286A3 (en) | 2006-12-14 |
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