KR101799139B1 - 마스크층의 에칭률 및 선택도를 높이기 위한 시스템 및 방법 - Google Patents
마스크층의 에칭률 및 선택도를 높이기 위한 시스템 및 방법 Download PDFInfo
- Publication number
- KR101799139B1 KR101799139B1 KR1020137028696A KR20137028696A KR101799139B1 KR 101799139 B1 KR101799139 B1 KR 101799139B1 KR 1020137028696 A KR1020137028696 A KR 1020137028696A KR 20137028696 A KR20137028696 A KR 20137028696A KR 101799139 B1 KR101799139 B1 KR 101799139B1
- Authority
- KR
- South Korea
- Prior art keywords
- etch
- steam
- phosphoric acid
- substrate
- selectivity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000000873 masking effect Effects 0.000 title description 2
- 238000012545 processing Methods 0.000 claims abstract description 142
- 238000000034 method Methods 0.000 claims abstract description 139
- 239000000758 substrate Substances 0.000 claims abstract description 114
- 239000000203 mixture Substances 0.000 claims abstract description 95
- 230000008569 process Effects 0.000 claims abstract description 93
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000005530 etching Methods 0.000 claims abstract description 78
- 238000009835 boiling Methods 0.000 claims abstract description 65
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 30
- 239000010703 silicon Substances 0.000 claims abstract description 27
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 24
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 194
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 97
- 239000000243 solution Substances 0.000 claims description 58
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 57
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 43
- 238000004519 manufacturing process Methods 0.000 claims description 27
- 239000000377 silicon dioxide Substances 0.000 claims description 25
- 239000007864 aqueous solution Substances 0.000 claims description 20
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 90
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 20
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 16
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 15
- 230000006870 function Effects 0.000 description 15
- 238000010586 diagram Methods 0.000 description 14
- 230000001276 controlling effect Effects 0.000 description 13
- 230000004907 flux Effects 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 11
- 235000012239 silicon dioxide Nutrition 0.000 description 10
- 238000001704 evaporation Methods 0.000 description 9
- 230000008020 evaporation Effects 0.000 description 9
- 239000002253 acid Substances 0.000 description 7
- 230000000875 corresponding effect Effects 0.000 description 7
- 238000012993 chemical processing Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 238000012546 transfer Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 229910002601 GaN Inorganic materials 0.000 description 4
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 4
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 238000010801 machine learning Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 229910004298 SiO 2 Inorganic materials 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000002596 correlated effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 238000000059 patterning Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
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- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000012421 spiking Methods 0.000 description 2
- 235000012431 wafers Nutrition 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K13/00—Etching, surface-brightening or pickling compositions
- C09K13/04—Etching, surface-brightening or pickling compositions containing an inorganic acid
-
- 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
- H01L21/30604—Chemical etching
- H01L21/30612—Etching of AIIIBV compounds
-
- 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
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/6708—Apparatus for fluid treatment for etching for wet etching using mainly spraying means, e.g. nozzles
-
- 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
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
- H01L21/67086—Apparatus for fluid treatment for etching for wet etching with the semiconductor substrates being dipped in baths or vessels
-
- 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
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67253—Process monitoring, e.g. flow or thickness monitoring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/10—Measuring as part of the manufacturing process
- H01L22/12—Measuring as part of the manufacturing process for structural parameters, e.g. thickness, line width, refractive index, temperature, warp, bond strength, defects, optical inspection, electrical measurement of structural dimensions, metallurgic measurement of diffusions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Weting (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/076,272 US20120248061A1 (en) | 2011-03-30 | 2011-03-30 | Increasing masking layer etch rate and selectivity |
| PCT/US2012/031738 WO2013101274A1 (en) | 2011-03-30 | 2012-03-31 | Increasing masking layer etch rate and selectivity |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20140130622A KR20140130622A (ko) | 2014-11-11 |
| KR101799139B1 true KR101799139B1 (ko) | 2017-11-17 |
Family
ID=46925858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020137028696A Active KR101799139B1 (ko) | 2011-03-30 | 2012-03-31 | 마스크층의 에칭률 및 선택도를 높이기 위한 시스템 및 방법 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20120248061A1 (enExample) |
| JP (1) | JP6081442B2 (enExample) |
| KR (1) | KR101799139B1 (enExample) |
| TW (1) | TWI505350B (enExample) |
| WO (1) | WO2013101274A1 (enExample) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10062586B2 (en) | 2013-07-26 | 2018-08-28 | Tokyo Electron Limited | Chemical fluid processing apparatus and chemical fluid processing method |
| TWI629720B (zh) | 2015-09-30 | 2018-07-11 | 東京威力科創股份有限公司 | 用於濕蝕刻製程之溫度的動態控制之方法及設備 |
| JP6645900B2 (ja) * | 2016-04-22 | 2020-02-14 | キオクシア株式会社 | 基板処理装置および基板処理方法 |
| JP6732546B2 (ja) * | 2016-06-09 | 2020-07-29 | 東京エレクトロン株式会社 | 基板液処理装置、基板液処理方法および記憶媒体 |
| JP6972121B2 (ja) | 2016-10-05 | 2021-11-24 | マジック リープ, インコーポレイテッドMagic Leap, Inc. | 不均一回折格子の加工 |
| US10551749B2 (en) | 2017-01-04 | 2020-02-04 | Kla-Tencor Corporation | Metrology targets with supplementary structures in an intermediate layer |
| KR102517333B1 (ko) * | 2018-12-21 | 2023-04-03 | 삼성전자주식회사 | 습식 식각 시스템 운전 방법 및 관련된 시스템 |
| JP7413113B2 (ja) * | 2020-03-24 | 2024-01-15 | 株式会社Screenホールディングス | 処理液温調方法、基板処理方法、処理液温調装置、及び、基板処理システム |
| CN111785623B (zh) * | 2020-06-15 | 2022-11-04 | 上海华虹宏力半导体制造有限公司 | 湿法刻蚀方法 |
| US12237158B2 (en) * | 2020-11-24 | 2025-02-25 | Applied Materials, Inc. | Etch feedback for control of upstream process |
| KR102858800B1 (ko) * | 2020-12-24 | 2025-09-12 | 세메스 주식회사 | 기판 처리 장치 및 기판 처리 방법 |
| US11709477B2 (en) | 2021-01-06 | 2023-07-25 | Applied Materials, Inc. | Autonomous substrate processing system |
| US20230062572A1 (en) * | 2021-08-30 | 2023-03-02 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of manufacturing semiconductor device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080035609A1 (en) | 2003-12-30 | 2008-02-14 | Ismail Kashkoush | System And Method for Selective Etching Of Silicon Nitride During Substrate Processing |
| US20080283090A1 (en) | 2007-05-18 | 2008-11-20 | Dekraker David | Process for treatment of substrates with water vapor or steam |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3709749A (en) * | 1969-12-01 | 1973-01-09 | Fujitsu Ltd | Method of etching insulating films |
| US4092211A (en) * | 1976-11-18 | 1978-05-30 | Northern Telecom Limited | Control of etch rate of silicon dioxide in boiling phosphoric acid |
| JPH0810684B2 (ja) * | 1989-02-17 | 1996-01-31 | 山形日本電気株式会社 | 半導体装置の製造装置 |
| JPH0350724A (ja) * | 1989-07-19 | 1991-03-05 | Hitachi Ltd | ウエットエッチング装置 |
| JPH06140380A (ja) * | 1992-10-28 | 1994-05-20 | Sanyo Electric Co Ltd | エッチング装置 |
| JP2605594B2 (ja) * | 1993-09-03 | 1997-04-30 | 日本電気株式会社 | 半導体装置の製造方法 |
| US5885903A (en) * | 1997-01-22 | 1999-03-23 | Micron Technology, Inc. | Process for selectively etching silicon nitride in the presence of silicon oxide |
| JPH10214813A (ja) * | 1997-01-31 | 1998-08-11 | Matsushita Electron Corp | 半導体ウェーハの洗浄方法および洗浄装置 |
| US6037273A (en) * | 1997-07-11 | 2000-03-14 | Applied Materials, Inc. | Method and apparatus for insitu vapor generation |
| US6117351A (en) * | 1998-04-06 | 2000-09-12 | Micron Technology, Inc. | Method for etching dielectric films |
| US20070289732A1 (en) * | 2004-03-11 | 2007-12-20 | Pillion John E | Apparatus for conditioning the temperature of a fluid |
| JP4471131B2 (ja) * | 2007-02-19 | 2010-06-02 | セイコーエプソン株式会社 | 処理装置および半導体装置の製造方法 |
| WO2012078580A1 (en) * | 2010-12-10 | 2012-06-14 | Fsi International, Inc. | Process for selectively removing nitride from substrates |
| US9257292B2 (en) * | 2011-03-30 | 2016-02-09 | Tokyo Electron Limited | Etch system and method for single substrate processing |
| JP6146109B2 (ja) * | 2013-04-26 | 2017-06-14 | 新日鐵住金株式会社 | 粘結補填材の選択方法及びそれを利用した高強度コークスの製造方法 |
-
2011
- 2011-03-30 US US13/076,272 patent/US20120248061A1/en not_active Abandoned
-
2012
- 2012-03-30 TW TW101111457A patent/TWI505350B/zh not_active IP Right Cessation
- 2012-03-31 JP JP2014502891A patent/JP6081442B2/ja active Active
- 2012-03-31 WO PCT/US2012/031738 patent/WO2013101274A1/en not_active Ceased
- 2012-03-31 KR KR1020137028696A patent/KR101799139B1/ko active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080035609A1 (en) | 2003-12-30 | 2008-02-14 | Ismail Kashkoush | System And Method for Selective Etching Of Silicon Nitride During Substrate Processing |
| US20080283090A1 (en) | 2007-05-18 | 2008-11-20 | Dekraker David | Process for treatment of substrates with water vapor or steam |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6081442B2 (ja) | 2017-02-15 |
| US20120248061A1 (en) | 2012-10-04 |
| TWI505350B (zh) | 2015-10-21 |
| JP2014510417A (ja) | 2014-04-24 |
| TW201250817A (en) | 2012-12-16 |
| WO2013101274A1 (en) | 2013-07-04 |
| KR20140130622A (ko) | 2014-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20131030 Patent event code: PA01051R01D Comment text: International Patent Application |
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