JP2023530555A - Cmp温度制御のための装置および方法 - Google Patents
Cmp温度制御のための装置および方法 Download PDFInfo
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- JP2023530555A JP2023530555A JP2022563125A JP2022563125A JP2023530555A JP 2023530555 A JP2023530555 A JP 2023530555A JP 2022563125 A JP2022563125 A JP 2022563125A JP 2022563125 A JP2022563125 A JP 2022563125A JP 2023530555 A JP2023530555 A JP 2023530555A
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- 238000000034 method Methods 0.000 title claims description 20
- 238000005498 polishing Methods 0.000 claims abstract description 183
- 239000012530 fluid Substances 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 31
- 239000002826 coolant Substances 0.000 claims abstract description 22
- 239000000126 substance Substances 0.000 claims abstract description 13
- 238000007517 polishing process Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 27
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000012886 linear function Methods 0.000 claims 1
- 239000007788 liquid Substances 0.000 description 18
- 238000001816 cooling Methods 0.000 description 16
- 239000002002 slurry Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 239000007789 gas Substances 0.000 description 12
- 239000003595 mist Substances 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000003750 conditioning effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
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- 238000006243 chemical reaction Methods 0.000 description 2
- 238000004590 computer program Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
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- 229910003460 diamond Inorganic materials 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
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Images
Classifications
-
- 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
-
- 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
- B24B37/07—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
- B24B37/10—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping
- B24B37/105—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping the workpieces or work carriers being actively moved by a drive, e.g. in a combined rotary and translatory movement
- B24B37/107—Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping the workpieces or work carriers being actively moved by a drive, e.g. in a combined rotary and translatory movement in a rotary movement only, about an axis being stationary during lapping
-
- 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
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
- B24B41/047—Grinding heads for working on plane surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
Claims (19)
- 研磨パッドを保持する回転可能なプラテンと、
研磨プロセスの間、基板を前記研磨パッドの研磨面に対して保持するキャリアと、
加熱された流体またはクーラント流体の供給源、および前記プラテンの上に位置付けられるとともに前記研磨パッドから分離された、前記流体を前記研磨パッド上に送達する、複数の開口部を有するプレナムを含む、温度制御システムであって、前記開口部の少なくともいくつかがそれぞれ、異なる量の前記流体を前記研磨パッド上に送達するように構成された、温度制御システムと
を備える、化学機械研磨装置。 - 前記開口部の前記少なくともいくつかが異なるサイズを有する、請求項1に記載の装置。
- 前記プラテンの回転軸から同じ径方向距離に位置付けられた、少なくとも1対の開口部を備える、請求項1に記載の装置。
- 前記開口部が、前記プラテンの回転軸から径方向距離に沿って不均一に離隔された、請求項1に記載の装置。
- 前記プレナムに沿った第1の複数の径方向位置を含み、前記第1の複数の径方向位置の各位置が少なくとも2つの横方向に分離された開口部を有する、請求項4に記載の装置。
- 前記プレナムに沿った第2の複数の径方向位置を含み、前記第2の複数の径方向位置の各位置が単一の開口部を有する、請求項5に記載の装置。
- 前記開口部のサイズおよび前記開口部の径方向間隔が、前記研磨パッド上への前記流体流の質量流量が前記プラテンの回転軸からの径方向距離の関数であるようなものである、請求項1に記載の装置。
- 前記質量流量が、前記プラテンの前記回転軸からの径方向距離の非線形関数である、請求項7に記載の装置。
- 前記質量流量が、前記プラテンの前記回転軸からの径方向距離の単調に増加する関数である、請求項7に記載の装置。
- 前記質量流量が、前記プラテンの前記回転軸からの径方向距離の放物線的に増加する関数である、請求項9に記載の装置。
- 前記流体が加熱されたガスを含む、請求項1に記載の装置。
- 前記ガスが蒸気を含む、請求項11に記載の装置。
- 前記温度制御システムが、クーラント源、および前記プラテンの上に位置付けられるとともに前記研磨パッドから分離された、前記クーラントを前記研磨パッド上に送達する、第2の複数の第2の開口部を有する第2のプレナムを含み、前記第2の開口部の少なくともいくつかがそれぞれ、異なる量の前記クーラントを前記研磨パッド上に送達するように構成された、請求項11に記載の装置。
- 研磨パッドを保持するプラテンと、
研磨プロセスの間、基板を前記研磨パッドの研磨面に対して保持するキャリアと、
加熱された流体の供給源、および前記プラテンの上に位置付けられた、加熱されたガスをプレナムから前記研磨パッド上に送達する、複数の開口部を含む、温度制御システムであって、前記プレナムに沿った第1の複数の径方向位置がそれぞれ、少なくとも2つの横方向に分離された開口部を有し、前記プレナムに沿った第2の複数の径方向位置がそれぞれ単一の開口部を有する、温度制御システムと
を備える、化学機械研磨装置。 - 前記温度制御システムが、クーラント源、および前記プラテンの上に位置付けられるとともに前記研磨パッドから分離された、前記クーラントを前記研磨パッド上に送達する、第2の複数の開口部を有する第2のプレナムを含み、前記第2のプレナムに沿った第1の複数の径方向位置がそれぞれ、少なくとも2つの横方向に分離された第2の開口部を有し、前記プレナムに沿った第2の複数の径方向位置がそれぞれ単一の第2の開口部を有する、請求項14に記載の装置。
- 研磨パッドを保持する回転可能なプラテンと、
研磨プロセスの間、基板を前記研磨パッドの研磨面に対して保持するキャリアと、
加熱された流体の供給源、および前記プラテンの上に位置付けられるとともに前記研磨パッドから分離された、加熱された流体を前記研磨パッド上に送達する、複数の開口部を有するプレナムを含む、温度制御システムであって、前記開口部の位置およびサイズが、前記複数の開口部を通る前記加熱された流体の質量流量が、前記プラテンの回転軸からの距離に伴って実質的に放物線的に増加するようなものである、温度制御システムと
を備える、化学機械研磨装置。 - 基板の研磨の間、第1の研磨パッドの径方向温度プロファイルを測定することと、
前記径方向温度プロファイルの不均一性を補償する質量流プロファイルを提供する開口部のパターンを決定することと、
前記パターンで配置された開口部を有するベースプレートを得ることと、
化学機械研磨システムの温度制御システムのアーム内に前記ベースプレートを設置して、前記複数の開口部が前記プラテンの上に位置付けられたプレナムを形成することと、
前記流体が前記複数の開口部を通して第2の研磨パッド上に流れるようにして加熱またはクーラント流体源を前記プレナムに供給しながら、前記化学機械研磨システムの前記第2の研磨パッドを用いて基板を研磨することと
を含む、研磨を制御する方法。 - 前記ベースプレートを得ることが、前記ベースプレートを製造することを含む、請求項17に記載の方法。
- 前記ベースプレートを得ることが、複数の前もって製造されたベースプレートから前記ベースプレートを選択することを含む、請求項17に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US202063046411P | 2020-06-30 | 2020-06-30 | |
US63/046,411 | 2020-06-30 | ||
PCT/US2021/039691 WO2022006160A1 (en) | 2020-06-30 | 2021-06-29 | Apparatus and method for cmp temperature control |
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JP2023530555A true JP2023530555A (ja) | 2023-07-19 |
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JP2022563125A Pending JP2023530555A (ja) | 2020-06-30 | 2021-06-29 | Cmp温度制御のための装置および方法 |
Country Status (6)
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US (2) | US11919123B2 (ja) |
JP (1) | JP2023530555A (ja) |
KR (1) | KR20220156633A (ja) |
CN (1) | CN115461193A (ja) |
TW (3) | TW202412998A (ja) |
WO (1) | WO2022006160A1 (ja) |
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US20230339072A1 (en) | 2022-04-20 | 2023-10-26 | Sk Enpulse Co., Ltd. | Conditioning device and method for controlling the conditioning device |
US20240042570A1 (en) * | 2022-08-02 | 2024-02-08 | Applied Materials, Inc. | Cleaning of cmp temperature control system |
CN117260429B (zh) * | 2023-11-22 | 2024-02-02 | 铭扬半导体科技(合肥)有限公司 | 一种抛光设备的控制方法 |
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CN115461193A (zh) | 2022-12-09 |
WO2022006160A1 (en) | 2022-01-06 |
KR20220156633A (ko) | 2022-11-25 |
US20240157504A1 (en) | 2024-05-16 |
TWI793658B (zh) | 2023-02-21 |
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US11919123B2 (en) | 2024-03-05 |
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