JP6659368B2 - 洗浄装置、基板処理装置、および基板処理方法 - Google Patents
洗浄装置、基板処理装置、および基板処理方法 Download PDFInfo
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- 238000004140 cleaning Methods 0.000 title claims description 178
- 239000000758 substrate Substances 0.000 title claims description 128
- 238000012545 processing Methods 0.000 title claims description 12
- 238000003672 processing method Methods 0.000 title claims description 5
- 238000005192 partition Methods 0.000 claims description 95
- 238000012546 transfer Methods 0.000 claims description 77
- 238000005498 polishing Methods 0.000 claims description 59
- 239000007788 liquid Substances 0.000 claims description 52
- 238000000638 solvent extraction Methods 0.000 claims description 4
- 238000005406 washing Methods 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 description 24
- 230000032258 transport Effects 0.000 description 15
- 239000000126 substance Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000011109 contamination Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 235000012431 wafers Nutrition 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
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- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
- H01L21/6719—Apparatus for manufacturing or treating in a plurality of work-stations characterized by the construction of the processing chambers, e.g. modular processing chambers
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- H01L21/67155—Apparatus for manufacturing or treating in a plurality of work-stations
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- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
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- 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
- H01L21/67051—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for wet cleaning or washing using mainly spraying means, e.g. nozzles
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Description
本発明の他の態様は、基板を洗浄するための洗浄室と、前記洗浄室に隣接し、前記基板を搬送するための搬送室と、前記洗浄室と前記搬送室とを区画する隔壁と、前記隔壁に固定された樋と、前記樋の底部に接続された排出管とを備え、前記隔壁には、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成されており、前記樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、前記樋は、前記樋の前記底部から上方に延びる堤防壁を有しており、前記堤防壁は、前記隔壁に向かって長さ方向の中央部が湾曲しており、前記隔壁は、前記堤防壁と前記隔壁とが最も近接する位置において開口する開口部を有しており、前記開口部は、閉塞部材によって閉塞されており、かつ前記開口部は前記閉塞部材と前記樋との間に位置していることを特徴とする洗浄装置である。
本発明の好ましい態様は、前記樋は、前記隔壁の一方の側端に接続された一方の壁および前記隔壁の他方の側端に接続された他方の壁に接続されていることを特徴とする。
本発明のさらに他の態様は、基板を洗浄するための洗浄室と、前記洗浄室に隣接し、前記基板を搬送するための搬送室と、前記洗浄室と前記搬送室とを区画し、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成された隔壁と、前記隔壁に固定され、かつ前記搬送室に配置された第1樋と、一端が前記第1樋の底部に接続された排出管と、前記第2通過口の下方に位置する第2樋と、を備え、前記第1樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、前記第1樋は、前記第1樋の前記底部から上方に延び、かつ前記隔壁に向かって長さ方向の中央部が湾曲する堤防壁を有しており、前記排出管の他端は、前記第2樋内に位置していることを特徴とする洗浄装置である。
本発明のさらに他の態様は、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成された隔壁によって搬送室と区画された洗浄室内で、基板を洗浄し、前記洗浄室内で洗浄された基板を前記搬送室に搬送し、洗浄液が付着した基板を搬送ロボットが保持して前記搬送室内で方向転換し、遠心力によって飛び散った前記洗浄液を、前記隔壁に固定され、かつ前記搬送室に配置された樋で受け止め、前記樋に受け止められた洗浄液を前記樋の底部に接続された排出管を通じて排出し、前記樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、前記樋は、前記樋の前記底部から上方に延び、かつ前記基板を保持した搬送ロボットが前記搬送室内で鉛直方向に移動しても接触しないように前記隔壁に向かって湾曲する堤防壁を有していることを特徴とする基板処理方法である。
図1は、基板処理装置の全体構成を示す平面図である。図1に示すように、基板処理装置は、略矩形状のハウジング10と、多数のウェハなどの基板を収容する基板カセットが載置されるロードポート12を備えている。ロードポート12は、ハウジング10に隣接して配置されている。ハウジング10の内部には、研磨部(研磨装置)14、洗浄部(洗浄装置)15、およびこれら研磨部14および洗浄部15の動作を制御する制御部(制御装置)30が配置されている。研磨部14は、複数(本実施形態では4つ)の研磨ユニット14a〜14dを備えている。
12 ロードポート
14 研磨部(研磨装置)
15 洗浄部(洗浄装置)
14a〜14d 研磨ユニット
16 第1洗浄室
17 第1搬送室
18 第2洗浄室
19 第2搬送室
20 乾燥室
21A,21B 一次洗浄モジュール
22A,22B 二次洗浄モジュール
23A,23B 乾燥モジュール
24 研磨テーブル
24a 研磨パッド
25 トップリング
26 研磨液供給ノズル
29 トップリングシャフト
30 制御部(制御装置)
31 搬送ロボット
32 基板搬送ユニット
35 第1搬送ロボット
36 第2搬送ロボット
40,41,42,43 隔壁
40a,40b 側端
40c 開口部
40d 背面
40e 正面
45 第1通過口
46 第2通過口
47 第3通過口
51,61 樋
51a,61b 底部
51b,61b 連通孔
51c 堤防壁
52,62 排出管
54 内壁
55 外壁
56 閉塞部材
71,72,73,74 保持ローラー
77,78 ロールスポンジ
80,81 洗浄具回転装置
82 昇降駆動機構
85 上側洗浄液供給ノズル
87 上側薬液供給ノズル
89 ガイドレール
Claims (7)
- 基板を洗浄するための洗浄室と、
前記洗浄室に隣接し、前記基板を搬送するための搬送室と、
前記洗浄室と前記搬送室とを区画する隔壁と、
前記隔壁に固定され、かつ前記搬送室に配置された樋と、
前記樋の底部に接続された排出管とを備え、
前記隔壁には、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成されており、
前記樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、
前記樋は、前記樋の前記底部から上方に延び、かつ前記隔壁に向かって長さ方向の中央部が湾曲する堤防壁を有していることを特徴とする洗浄装置。 - 前記樋の底部は水平方向に対して傾斜しており、
前記排出管は、前記樋の前記底部の最も低い位置に接続されており、かつ前記第2通過口の下方まで延びていることを特徴とする請求項1に記載の洗浄装置。 - 基板を洗浄するための洗浄室と、
前記洗浄室に隣接し、前記基板を搬送するための搬送室と、
前記洗浄室と前記搬送室とを区画する隔壁と、
前記隔壁に固定された樋と、
前記樋の底部に接続された排出管とを備え、
前記隔壁には、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成されており、
前記樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、
前記樋は、前記樋の前記底部から上方に延びる堤防壁を有しており、
前記堤防壁は、前記隔壁に向かって長さ方向の中央部が湾曲しており、
前記隔壁は、前記堤防壁と前記隔壁とが最も近接する位置において開口する開口部を有しており、
前記開口部は、閉塞部材によって閉塞されており、かつ前記開口部は前記閉塞部材と前記樋との間に位置していることを特徴とする洗浄装置。 - 前記樋は、前記隔壁の一方の側端に接続された一方の壁および前記隔壁の他方の側端に接続された他方の壁に接続されていることを特徴とする請求項1乃至3のいずれか一項に記載の洗浄装置。
- 基板を洗浄するための洗浄室と、
前記洗浄室に隣接し、前記基板を搬送するための搬送室と、
前記洗浄室と前記搬送室とを区画し、第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成された隔壁と、
前記隔壁に固定され、かつ前記搬送室に配置された第1樋と、
一端が前記第1樋の底部に接続された排出管と、
前記第2通過口の下方に位置する第2樋と、を備え、
前記第1樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、
前記第1樋は、前記第1樋の前記底部から上方に延び、かつ前記隔壁に向かって長さ方向の中央部が湾曲する堤防壁を有しており、
前記排出管の他端は、前記第2樋内に位置していることを特徴とする洗浄装置。 - 基板を研磨する研磨装置と、
研磨された前記基板を洗浄する請求項1乃至5のいずれか一項に記載の洗浄装置とを備えたことを特徴とする基板処理装置。 - 第1通過口と、前記第1通過口の下方に位置する第2通過口とが形成された隔壁によって搬送室と区画された洗浄室内で、基板を洗浄し、
前記洗浄室内で洗浄された基板を前記搬送室に搬送し、
洗浄液が付着した基板を搬送ロボットが保持して前記搬送室内で方向転換し、
遠心力によって飛び散った前記洗浄液を、前記隔壁に固定され、かつ前記搬送室に配置された樋で受け止め、
前記樋に受け止められた洗浄液を前記樋の底部に接続された排出管を通じて排出し、
前記樋は、前記第1通過口と前記第2通過口との間に位置しており、かつ前記隔壁の一方の側端から他方の側端まで延びており、
前記樋は、前記樋の前記底部から上方に延び、かつ前記基板を保持した搬送ロボットが前記搬送室内で鉛直方向に移動しても接触しないように前記隔壁に向かって湾曲する堤防壁を有していることを特徴とする基板処理方法。
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