JP6644881B2 - 高アスペクト比フィーチャ向けの乾燥プロセス - Google Patents
高アスペクト比フィーチャ向けの乾燥プロセス Download PDFInfo
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- JP6644881B2 JP6644881B2 JP2018517344A JP2018517344A JP6644881B2 JP 6644881 B2 JP6644881 B2 JP 6644881B2 JP 2018517344 A JP2018517344 A JP 2018517344A JP 2018517344 A JP2018517344 A JP 2018517344A JP 6644881 B2 JP6644881 B2 JP 6644881B2
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- 238000012545 processing Methods 0.000 claims description 184
- 239000000758 substrate Substances 0.000 claims description 118
- 239000002904 solvent Substances 0.000 claims description 77
- 239000007788 liquid Substances 0.000 claims description 65
- 238000000034 method Methods 0.000 claims description 59
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical group CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 15
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- ATHHXGZTWNVVOU-UHFFFAOYSA-N N-methylformamide Chemical compound CNC=O ATHHXGZTWNVVOU-UHFFFAOYSA-N 0.000 description 2
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- CYSGHNMQYZDMIA-UHFFFAOYSA-N 1,3-Dimethyl-2-imidazolidinon Chemical compound CN1CCN(C)C1=O CYSGHNMQYZDMIA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
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- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 230000006837 decompression 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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- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- 238000007704 wet chemistry method Methods 0.000 description 1
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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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02046—Dry cleaning only
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02101—Cleaning only involving supercritical fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0021—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by liquid gases or supercritical fluids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/14—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects using gases or vapours other than air or steam, e.g. inert gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02043—Cleaning before device manufacture, i.e. Begin-Of-Line process
- H01L21/02052—Wet cleaning only
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02041—Cleaning
- H01L21/02057—Cleaning during device manufacture
- H01L21/0206—Cleaning during device manufacture during, before or after processing of insulating layers
- H01L21/02063—Cleaning during device manufacture during, before or after processing of insulating layers the processing being the formation of vias or contact holes
-
- 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
- H01L21/67005—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
- H01L21/67034—Apparatus for fluid treatment for cleaning followed by drying, rinsing, stripping, blasting or the like for drying
-
- 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
- H01L21/67005—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
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- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Optics & Photonics (AREA)
- Cleaning Or Drying Semiconductors (AREA)
Description
半導体デバイスの洗浄においては、多くの場合、液体及び固体の汚染物質を基板の表面から除去し、ひいては表面を清浄にしておくことが望ましい。湿式洗浄プロセスは概して、水性洗浄溶液などの洗浄液の使用を伴う。基板の湿式洗浄後には、多くの場合、洗浄チャンバ内の基板の表面から洗浄液を除去することが望ましい。
Claims (16)
- 処理チャンバに溶媒を供給することと、
前記処理チャンバに、デバイス側が下になる配向で基板を供給することと、
閉じられた前記処理チャンバの中で移動可能に配置され且つアクチュエータにより上昇位置から処理位置へ移動するように構成された移動可能なバッフルプレートを、前記基板の直近に位置付けることと、
前記処理チャンバに液体CO2を供給し、かつ、前記液体CO2を前記溶媒と混合させることと、
前記溶媒を置換するために、前記処理チャンバの容積を上回る量の追加の液体CO2を前記処理チャンバに供給することと、
前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることと、
前記処理チャンバを等温減圧し、かつ、前記処理チャンバからガス状CO2を排気することによって、前記基板を乾燥させることとを含む、基板処理方法。 - 前記溶媒が液体CO2と混和性である、請求項1に記載の方法。
- 前記処理チャンバに超臨界CO2を供給することを更に含む、請求項1に記載の方法。
- 前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることが、前記処理チャンバに超臨界CO2を供給することを含む、請求項1に記載の方法。
- 前記溶媒がアセトンであり、前記基板を少なくとも部分的に浸漬するよう設定された量の前記溶媒が前記処理チャンバに提供される、請求項4に記載の方法。
- 前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることが、前記処理チャンバの処理空間を、1分間未満で20°Cから50°Cに加熱することを更に含む、請求項4に記載の方法。
- 処理チャンバに、液体CO2と混和性の溶媒を供給することと、
前記処理チャンバに、デバイス側が下になる配向で基板を供給することと、
閉じられた前記処理チャンバの中で移動可能に配置され且つアクチュエータにより上昇位置から処理位置へ移動するように構成された移動可能なバッフルプレートを、前記基板の直近に位置付けることと、
前記処理チャンバに超臨界CO2を供給し、かつ、前記超臨界CO2を前記溶媒と混合させることと、
前記溶媒を置換するために、前記処理チャンバの容積を上回る量の追加の超臨界CO2を前記処理チャンバに供給することと、
前記処理チャンバを等温減圧し、かつ、前記処理チャンバからガス状CO2を排気することによって、前記基板を乾燥させることとを含む、基板処理方法。 - 前記バッフルプレートが、アクチュエータによって、前記処理チャンバの中で上昇し下降する、請求項7に記載の方法。
- 前記処理チャンバに超臨界CO2を供給することによって、前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることを更に含む、請求項7に記載の方法。
- 前記溶媒がアセトンであり、前記基板を少なくとも部分的に浸漬するよう設定された量の前記溶媒が前記処理チャンバに提供される、請求項7に記載の方法。
- 前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることが、前記処理チャンバの処理空間を、1分間未満で20°Cから50°Cに加熱することを更に含む、請求項9に記載の方法。
- 前記基板を乾燥させることが、液体CO2を生成することなく超臨界CO2をガス状CO 2 に転換させることを含む、請求項7に記載の方法。
- 処理チャンバに、液体CO2と混和性の溶媒を供給することと、
前記処理チャンバに、デバイス側が下になる配向で基板を供給することと、
閉じられた前記処理チャンバの中で移動可能に配置され且つアクチュエータにより上昇位置から処理位置へ移動するように構成された移動可能なバッフルプレートを、前記基板の直近に位置付けることと、
前記処理チャンバに液体CO2を供給し、かつ、前記液体CO2を前記溶媒と混合させることと、
前記溶媒を置換するために、前記処理チャンバの容積を上回る量の追加の液体CO2を前記処理チャンバに供給することと、
前記処理チャンバに超臨界CO2が供給されている間に、前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることと、
前記処理チャンバを等温減圧し、かつ、前記処理チャンバからガス状CO2を排気することによって、前記基板を乾燥させることとを含む、基板処理方法。 - 前記溶媒がアセトンであり、前記基板を少なくとも部分的に浸漬するよう設定された量の前記溶媒が前記処理チャンバに提供される、請求項13に記載の方法。
- 前記処理チャンバに超臨界CO2が供給されている間に、前記処理チャンバ内で前記液体CO2を超臨界CO2に移相させることが、前記処理チャンバの処理空間を、1分間未満で20°Cから50°Cに加熱することを含む、請求項14に記載の方法。
- 前記処理チャンバは、前記処理チャンバの本体の中に配置され且つ前記処理チャンバの一部を分割してライナを形成する断熱要素を有する、請求項14に記載の方法。
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Application Number | Priority Date | Filing Date | Title |
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US201562236913P | 2015-10-04 | 2015-10-04 | |
US62/236,913 | 2015-10-04 | ||
PCT/US2016/051480 WO2017062135A1 (en) | 2015-10-04 | 2016-09-13 | Drying process for high aspect ratio features |
Publications (3)
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JP2018531511A JP2018531511A (ja) | 2018-10-25 |
JP2018531511A6 JP2018531511A6 (ja) | 2018-12-13 |
JP6644881B2 true JP6644881B2 (ja) | 2020-02-12 |
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US (1) | US10777405B2 (ja) |
JP (1) | JP6644881B2 (ja) |
KR (1) | KR102054605B1 (ja) |
CN (1) | CN108140546B (ja) |
TW (1) | TWI695744B (ja) |
WO (1) | WO2017062135A1 (ja) |
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KR20200056515A (ko) * | 2018-11-14 | 2020-05-25 | 삼성전자주식회사 | 기판 건조 방법, 포토레지스트 현상 방법, 그들을 포함하는 포토리소그래피 방법, 및 기판 건조 장치 |
JP2022523709A (ja) | 2019-01-29 | 2022-04-26 | ラム リサーチ コーポレーション | 基板の環境に敏感な表面のための犠牲保護層 |
KR102300931B1 (ko) | 2019-08-14 | 2021-09-13 | 세메스 주식회사 | 기판 처리 방법 및 장치 |
JP7353227B2 (ja) * | 2020-03-30 | 2023-09-29 | 株式会社Screenホールディングス | 基板処理方法 |
KR102665933B1 (ko) | 2020-05-12 | 2024-05-20 | 램 리써치 코포레이션 | 자극-반응성 폴리머 막의 제어된 열화 |
US11287185B1 (en) | 2020-09-09 | 2022-03-29 | Stay Fresh Technology, LLC | Freeze drying with constant-pressure and constant-temperature phases |
KR20240069795A (ko) * | 2021-09-27 | 2024-05-20 | 램 리써치 코포레이션 | 자극 반응성 폴리머들 (stimulus responsive polymers) 을 사용하는 희생적 브레이싱, 표면 보호 및 큐-시간 관리를 위한 방법들 및 제제들 |
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