JP6537473B2 - 被処理体を処理する方法 - Google Patents
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- 238000012545 processing Methods 0.000 title claims description 307
- 238000000034 method Methods 0.000 title claims description 108
- 239000007789 gas Substances 0.000 claims description 188
- 238000005530 etching Methods 0.000 claims description 85
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 76
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 73
- 230000008569 process Effects 0.000 claims description 65
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 claims description 46
- 230000003667 anti-reflective effect Effects 0.000 claims description 35
- 239000000463 material Substances 0.000 claims description 23
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 20
- 125000003277 amino group Chemical group 0.000 claims description 18
- 238000010926 purge Methods 0.000 claims description 13
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 11
- 229910001882 dioxygen Inorganic materials 0.000 claims description 11
- 230000009477 glass transition Effects 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000010408 film Substances 0.000 description 309
- 230000001681 protective effect Effects 0.000 description 121
- 239000010410 layer Substances 0.000 description 65
- 229910052710 silicon Inorganic materials 0.000 description 17
- 239000010703 silicon Substances 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 16
- 239000002245 particle Substances 0.000 description 15
- 229910052760 oxygen Inorganic materials 0.000 description 14
- 239000001301 oxygen Substances 0.000 description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 13
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 13
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 12
- 229910052739 hydrogen Inorganic materials 0.000 description 11
- 239000001257 hydrogen Substances 0.000 description 11
- 239000003507 refrigerant Substances 0.000 description 11
- 239000000758 substrate Substances 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 7
- 230000010354 integration Effects 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 7
- 101100001471 Schizosaccharomyces pombe (strain 972 / ATCC 24843) alm1 gene Proteins 0.000 description 6
- 229910004298 SiO 2 Inorganic materials 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 5
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- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 4
- 229910052731 fluorine Inorganic materials 0.000 description 4
- 239000011737 fluorine Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 238000000206 photolithography Methods 0.000 description 4
- 238000001020 plasma etching Methods 0.000 description 4
- 239000002243 precursor Substances 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 238000012546 transfer Methods 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 229910052756 noble gas Inorganic materials 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000007261 regionalization Effects 0.000 description 3
- -1 silicon halide Chemical class 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- MROCJMGDEKINLD-UHFFFAOYSA-N dichlorosilane Chemical compound Cl[SiH2]Cl MROCJMGDEKINLD-UHFFFAOYSA-N 0.000 description 2
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- 235000011194 food seasoning agent Nutrition 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 2
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- KSFBTBXTZDJOHO-UHFFFAOYSA-N diaminosilicon Chemical compound N[Si]N KSFBTBXTZDJOHO-UHFFFAOYSA-N 0.000 description 1
- PZPGRFITIJYNEJ-UHFFFAOYSA-N disilane Chemical compound [SiH3][SiH3] PZPGRFITIJYNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical group 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000000962 organic group Chemical group 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- VEDJZFSRVVQBIL-UHFFFAOYSA-N trisilane Chemical compound [SiH3][SiH2][SiH3] VEDJZFSRVVQBIL-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
-
- 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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32431—Constructional details of the reactor
- H01J37/3244—Gas supply means
- H01J37/32449—Gas control, e.g. control of the gas flow
-
- 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
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02296—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer
- H01L21/02299—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment
- H01L21/02312—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment treatment by exposure to a gas or vapour
- H01L21/02315—Forming insulating materials on a substrate characterised by the treatment performed before or after the formation of the layer pre-treatment treatment by exposure to a gas or vapour treatment by exposure to a plasma
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
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- Condensed Matter Physics & Semiconductors (AREA)
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- Microelectronics & Electronic Packaging (AREA)
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- Chemical & Material Sciences (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Analytical Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Drying Of Semiconductors (AREA)
- Plasma Technology (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Description
Claims (10)
- 被処理体を処理する方法であって、
プラズマ処理装置の処理容器内にアミノシラン系ガスを含む第1のガスを供給する第1工程と、
前記第1工程の実行後に前記処理容器内の空間をパージする第2工程と、
前記第2工程の実行後に前記処理容器内で酸素ガスを含む第2のガスのプラズマを生成する第3工程と、
前記第3工程の実行後に前記処理容器内の空間をパージする第4工程と、
を含むシーケンスを繰り返し実行し前記処理容器内にシリコン酸化膜を形成する形成工程と、
前記被処理体を前記処理容器内に収容する前に行う準備工程と、
前記処理容器内に収容された前記被処理体に対しエッチング処理を行う処理工程と、
を備え、
前記準備工程は、前記処理工程の前に行われ、
前記形成工程は、前記準備工程において実行され、且つ、前記処理工程において実行され、
前記第1工程は、前記第1のガスのプラズマを生成しない、
方法。 - 前記第1のガスは、モノアミノシランを含む、請求項1に記載の方法。
- 前記第1のガスのアミノシラン系ガスは、1〜3個のケイ素原子を有するアミノシランを含む、請求項1に記載の方法。
- 前記第1のガスのアミノシラン系ガスは、1〜3個のアミノ基を有するアミノシランを含む、請求項1または請求項3に記載の方法。
- 前記処理工程の後であって前記被処理体を前記処理容器から搬出した後に、該処理容器内にあるシリコン酸化膜を除去する工程を更に備える、
請求項1〜請求項4の何れか一項に記載の方法。 - 前記被処理体は、被エッチング層と、該被エッチング層上に設けられた有機膜とを備え、
前記処理工程は、前記処理容器内で発生させたプラズマによって、前記有機膜をエッチングする工程を備え、
前記形成工程は、前記処理工程においては前記有機膜をエッチングする前記工程の前に実行され、
前記有機膜をエッチングする前記工程の前までに前記処理容器内において形成される前記シリコン酸化膜の膜の厚みは、該有機膜をエッチングする該工程の終了までに該シリコン酸化膜のうちエッチングされ除去される膜の厚みよりも厚い、
請求項1〜請求項5の何れか一項に記載の方法。 - 前記有機膜をエッチングする前記工程の前までに前記処理容器内において形成される前記シリコン酸化膜の膜の厚みは、前記被エッチング層の膜の厚みよりも薄い、
請求項6に記載の方法。 - 前記被処理体は、被エッチング層と、該被エッチング層上に設けられた有機膜とを備え、
前記処理工程は、前記処理容器内で発生させたプラズマによって、前記有機膜をエッチングする工程を備え、
前記形成工程は、前記処理工程においては前記有機膜をエッチングする前記工程の前に実行され、
前記有機膜上には、第1マスクが設けられており、
前記処理工程は、前記処理容器内で発生させたプラズマによってその上にレジストマスクを有する反射防止膜をエッチングする工程であって該反射防止膜から前記第1マスクを形成する該工程を更に含み、
前記有機膜をエッチングする前記工程は、前記反射防止膜をエッチングする前記工程の後に実行され、
前記処理工程において、前記形成工程は、前記反射防止膜をエッチングする前記工程と前記有機膜をエッチングする前記工程との間に実行され、
前記処理工程は、前記形成工程と前記有機膜をエッチングする前記工程との間において、前記処理容器内で発生させたプラズマによって、該形成工程によって形成された前記シリコン酸化膜のうち該有機膜の表面上の領域を除去する工程を更に含む、
請求項1〜請求項7の何れか一項に記載の方法。 - 前記被処理体は、被エッチング層と、該被エッチング層上に設けられた有機膜と、該有機膜上に設けられた反射防止膜とを備え、
前記処理工程は、前記処理容器内で発生させたプラズマによって、前記有機膜をエッチングする工程を備え、
前記形成工程は、前記処理工程においては前記有機膜をエッチングする前記工程の前に実行され、
前記反射防止膜上には、第1マスクが設けられており、
前記処理工程は、
前記形成工程によって前記第1マスク上および前記反射防止膜上に前記シリコン酸化膜が形成された後に前記処理容器内で発生させたプラズマによって該シリコン酸化膜のうち該反射防止膜の上の領域と該第1マスクの上面の上の領域とを除去する工程であって該シリコン酸化膜のうち該第1マスクの側面の上の領域に基づく第2マスクを形成する該工程と、
前記処理容器内で発生させたプラズマによって、前記第1マスクを除去する工程と、
前記処理容器内で発生させたプラズマによって、前記反射防止膜をエッチングする工程と、
を含み、
前記有機膜をエッチングする前記工程は、前記反射防止膜をエッチングする前記工程の後に実行され、該有機膜から構成される第3マスクを形成する、
請求項1〜請求項7の何れか一項に記載の方法。 - 前記形成工程が前記処理工程において実行される場合において、前記第1工程における前記被処理体の温度は、摂氏0度以上であり、且つ、前記第1マスクに含まれる材料のガラス転移温度以下である、
請求項8または請求項9に記載の方法。
Priority Applications (4)
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CN201610873459.1A CN107026081B (zh) | 2015-10-06 | 2016-09-30 | 对被处理体进行处理的方法 |
US15/284,635 US9721766B2 (en) | 2015-10-06 | 2016-10-04 | Method for processing target object |
TW105131997A TWI709996B (zh) | 2015-10-06 | 2016-10-04 | 被處理體之處理方法 |
KR1020160128933A KR102626138B1 (ko) | 2015-10-06 | 2016-10-06 | 피처리체의 처리 방법 |
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KR (1) | KR102626138B1 (ja) |
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TW (1) | TWI709996B (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7071175B2 (ja) * | 2017-04-18 | 2022-05-18 | 東京エレクトロン株式会社 | 被処理体を処理する方法 |
KR102582762B1 (ko) * | 2017-05-11 | 2023-09-25 | 주성엔지니어링(주) | 기판 처리 방법 및 그를 이용한 유기 발광 소자 제조 방법 |
JP6877290B2 (ja) * | 2017-08-03 | 2021-05-26 | 東京エレクトロン株式会社 | 被処理体を処理する方法 |
JP7145031B2 (ja) * | 2017-12-25 | 2022-09-30 | 東京エレクトロン株式会社 | 基板を処理する方法、プラズマ処理装置、及び基板処理装置 |
CN110010464B (zh) * | 2017-12-25 | 2023-07-14 | 东京毅力科创株式会社 | 处理基板的方法 |
JP2019114692A (ja) | 2017-12-25 | 2019-07-11 | 東京エレクトロン株式会社 | 成膜方法 |
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