JP7090468B2 - 基板処理装置および基板処理方法 - Google Patents
基板処理装置および基板処理方法 Download PDFInfo
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- 238000003672 processing method Methods 0.000 title claims description 12
- 239000007788 liquid Substances 0.000 claims description 250
- 239000000758 substrate Substances 0.000 claims description 169
- 238000011282 treatment Methods 0.000 claims description 121
- 238000000034 method Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 3
- 235000012431 wafers Nutrition 0.000 description 159
- 239000007789 gas Substances 0.000 description 74
- 230000004048 modification Effects 0.000 description 20
- 238000012986 modification Methods 0.000 description 20
- 230000032258 transport Effects 0.000 description 17
- 238000010586 diagram Methods 0.000 description 14
- 230000007246 mechanism Effects 0.000 description 13
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 12
- 238000005192 partition Methods 0.000 description 12
- 230000001629 suppression Effects 0.000 description 7
- 238000011084 recovery Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000012487 rinsing solution Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
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Description
最初に、図1を参照しながら、実施形態に係る基板処理システム1の概略構成について説明する。図1は、実施形態に係る基板処理システム1の概略構成を示す模式図である。以下では、位置関係を明確にするために、互いに直交するX軸、Y軸およびZ軸を規定し、Z軸正方向を鉛直上向き方向とする。
次に、処理ユニット16の概要について、図2および図3を参照しながら説明する。図2は、実施形態に係る処理ユニット16の構成を示す上面図であり、図3は、図2におけるA-A線断面図である。なお、理解の容易のため、図3ではウェハWが搬入された状態を示すとともに、リードスクリュー54の図示を省略している。
つづいて、図4A~図4Dを参照しながら、実施形態に係る液処理の詳細について説明する。図4A~図4Dは、実施形態に係る液処理の一工程を示す模式図(1)~(4)である。
つづいて、図6~図9Cを参照しながら、実施形態にかかる処理ユニット16の各種変形例について説明する。図6は、実施形態の変形例1に係る処理ユニット16の構成を示す上面図である。
つづいて、図10および図11を参照しながら、実施形態に係る液処理の詳細について説明する。図10は、実施形態に係る液処理全体の処理手順を示すフローチャートである。
L 処理液
1 基板処理システム
16 処理ユニット(基板処理装置の一例)
17 基板搬送装置
20 筐体
21 搬入出口
30 基板処理部
31 基板保持部
32 支柱部
33 液受けカップ
34 回収カップ
40 隔壁部
41 天板部
41a 貫通孔
41b 凸部
42 側壁部
43 隙間埋め部
44 ガス供給部
45 流入抑制部
50 液供給部
51 処理液ノズル
53 アーム
55 スキャン天板
A1 第1空間
A2 第2空間
Claims (9)
- 基板を保持する基板保持部と、
前記基板保持部に保持された前記基板に向かい合って設けられ、少なくとも前記基板の中心に対向する位置にスリット状の貫通孔が形成される天板部と、
前記基板保持部と前記天板部との間の空間に雰囲気を調整する雰囲気調整ガスを供給するガス供給部と、
前記基板を処理する処理液を前記基板に吐出する処理液ノズルと、
前記処理液ノズルを保持し、前記処理液ノズルからスリット状の前記貫通孔を介して前記処理液を吐出する処理位置と前記基板より外方の待機位置との間で移動させるアームと、
スリット状の前記貫通孔を覆うように配置され、前記処理液ノズルと同期して前記基板上でスキャンされるスキャン天板と、
を備える基板処理装置。 - 前記天板部は、前記基板と前記天板部との間の空間に前記貫通孔を経由して前記雰囲気調整ガスとは異なるガスが流入することを抑制する流入抑制部を有する請求項1に記載の基板処理装置。
- 前記基板保持部が複数並んで設けられ、
前記天板部は、複数の前記基板保持部を覆うように配置され、複数の前記基板保持部上で回動可能である請求項1または2に記載の基板処理装置。 - 前記天板部は、前記基板に向かって突出する凸部を有し、
前記凸部の外径は、前記基板の外径より大きい請求項1~3のいずれか一つに記載の基板処理装置。 - 前記基板保持部の外縁部を取り囲むように配置され、液処理された前記処理液を受ける液受けカップをさらに備え、
前記液受けカップの内径は、前記凸部の外径より大きい請求項4に記載の基板処理装置。 - 基板を保持する基板保持部と前記基板保持部と向かい合って設けられる天板部との間の空間に雰囲気を調整する雰囲気調整ガスを供給する工程と、
前記基板保持部で前記基板を保持する工程と、
前記天板部に形成されたスリット状の貫通孔を用いて前記基板に処理液を供給して液処理する工程と、
前記処理液を吐出する処理液ノズルをスリット状の前記貫通孔に挿通する工程と、
前記処理液ノズルを、スリット状の前記貫通孔を覆うように配置されるスキャン天板と同期させて前記基板上でスキャンさせる工程と、
を含む基板処理方法。 - 前記基板保持部に保持された前記基板に前記天板部を近接させる工程をさらに含む請求項6に記載の基板処理方法。
- 前記液処理する工程は、前記天板部と前記基板との間を前記処理液で満たす請求項6または7に記載の基板処理方法。
- 請求項6~8のいずれか一つに記載の基板処理方法をコンピュータに実行させる、プログラムを記憶した記憶媒体。
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