KR102382812B1 - 실리콘웨이퍼의 연마방법 - Google Patents
실리콘웨이퍼의 연마방법 Download PDFInfo
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- KR102382812B1 KR102382812B1 KR1020197031133A KR20197031133A KR102382812B1 KR 102382812 B1 KR102382812 B1 KR 102382812B1 KR 1020197031133 A KR1020197031133 A KR 1020197031133A KR 20197031133 A KR20197031133 A KR 20197031133A KR 102382812 B1 KR102382812 B1 KR 102382812B1
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- 238000005498 polishing Methods 0.000 title claims abstract description 192
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 36
- 239000010703 silicon Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000004744 fabric Substances 0.000 claims abstract description 88
- 239000007864 aqueous solution Substances 0.000 claims abstract description 21
- 239000006061 abrasive grain Substances 0.000 claims abstract description 13
- 238000007517 polishing process Methods 0.000 claims abstract description 11
- 229920000642 polymer Polymers 0.000 claims abstract description 10
- 235000012431 wafers Nutrition 0.000 claims description 39
- 239000000498 cooling water Substances 0.000 claims description 7
- 230000003746 surface roughness Effects 0.000 abstract description 17
- 239000003082 abrasive agent Substances 0.000 abstract description 3
- 239000002002 slurry Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 5
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 description 4
- 239000004354 Hydroxyethyl cellulose Substances 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000008119 colloidal silica Substances 0.000 description 4
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000004745 nonwoven fabric Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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Classifications
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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
- H01L21/02002—Preparing wafers
- H01L21/02005—Preparing bulk and homogeneous wafers
- H01L21/02008—Multistep processes
- H01L21/0201—Specific process step
- H01L21/02024—Mirror polishing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/005—Control means for lapping machines or devices
- B24B37/015—Temperature control
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09G—POLISHING COMPOSITIONS; SKI WAXES
- C09G1/00—Polishing compositions
- C09G1/02—Polishing compositions containing abrasives or grinding agents
-
- 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
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
-
- 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
- H01L21/31051—Planarisation of the insulating layers
-
- 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
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- 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
-
- 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
- H01L22/20—Sequence of activities consisting of a plurality of measurements, corrections, marking or sorting steps
- H01L22/26—Acting in response to an ongoing measurement without interruption of processing, e.g. endpoint detection, in-situ thickness measurement
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
[도 2] 본 발명의 실리콘웨이퍼의 연마방법에 있어서 이용할 수 있는 편면연마기의 일 예를 나타내는 개략도이다.
[도 3] ΔESFQRmax와 표면거칠기와의 트레이드오프의 관계를 나타내는 그래프이다.
Claims (3)
- 정반에 첩부한 연마포 상에 지립을 포함하는 알칼리수용액을 공급하면서, 상기 연마포에 연마헤드가 유지하는 실리콘웨이퍼의 표면을 슬라이딩접촉시켜 연마하는 제1 연마공정, 및, 상기 연마포에 지립을 포함하지 않고 고분자폴리머를 포함하는 알칼리수용액을 공급하면서, 상기 연마포에 상기 실리콘웨이퍼의 표면을 슬라이딩접촉시켜 연마하는 제2 연마공정을 갖는 실리콘웨이퍼의 연마방법으로서,
상기 제2 연마공정 중의 상기 연마포의 표면온도를, 상기 제1 연마공정 중의 상기 연마포의 표면온도보다 2℃ 이상 높아지도록, 상기 연마포의 표면온도를 제어하여 상기 실리콘웨이퍼의 연마를 행하는 것을 특징으로 하는 실리콘웨이퍼의 연마방법. - 제1항에 있어서,
상기 연마포의 표면온도의 제어를, 상기 연마포의 표면온도를 적외선에 의해 취득하면서 행하는 것을 특징으로 하는 실리콘웨이퍼의 연마방법. - 제1항 또는 제2항에 있어서,
상기 연마포의 표면온도의 제어를, 상기 정반의 회전수, 상기 정반에 흐르는 냉각수의 유량 및 온도 중 적어도 어느 하나를 제어함으로써 행하는 것을 특징으로 하는 실리콘웨이퍼의 연마방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017085270A JP6635088B2 (ja) | 2017-04-24 | 2017-04-24 | シリコンウエーハの研磨方法 |
JPJP-P-2017-085270 | 2017-04-24 | ||
PCT/JP2018/010367 WO2018198583A1 (ja) | 2017-04-24 | 2018-03-16 | シリコンウエーハの研磨方法 |
Publications (2)
Publication Number | Publication Date |
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KR20190142338A KR20190142338A (ko) | 2019-12-26 |
KR102382812B1 true KR102382812B1 (ko) | 2022-04-05 |
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KR1020197031133A Active KR102382812B1 (ko) | 2017-04-24 | 2018-03-16 | 실리콘웨이퍼의 연마방법 |
Country Status (8)
Country | Link |
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US (1) | US10913137B2 (ko) |
JP (1) | JP6635088B2 (ko) |
KR (1) | KR102382812B1 (ko) |
CN (1) | CN110546740B (ko) |
DE (1) | DE112018001605B4 (ko) |
SG (1) | SG11201909787SA (ko) |
TW (1) | TWI754025B (ko) |
WO (1) | WO2018198583A1 (ko) |
Families Citing this family (8)
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JP6635088B2 (ja) * | 2017-04-24 | 2020-01-22 | 信越半導体株式会社 | シリコンウエーハの研磨方法 |
DE112019004610T5 (de) * | 2018-09-14 | 2021-09-02 | Sumco Corporation | Waferhochglanzabschrägverfahren, verfahren zur herstellung von wafern und wafer |
JP7467188B2 (ja) | 2020-03-24 | 2024-04-15 | キオクシア株式会社 | Cmp方法及びcmp用洗浄剤 |
CN111618707A (zh) * | 2020-05-20 | 2020-09-04 | 清华大学 | 晶圆磨削方法及晶圆磨削系统 |
CN112405330B (zh) * | 2020-12-08 | 2021-09-07 | 杭州众硅电子科技有限公司 | 一种抛光装置 |
CN112652526A (zh) * | 2020-12-14 | 2021-04-13 | 西安奕斯伟硅片技术有限公司 | 一种硅片抛光方法和硅片 |
JP7543977B2 (ja) | 2021-05-10 | 2024-09-03 | 株式会社Sumco | 研磨条件決定用相関関係式の作成方法、研磨条件の決定方法および半導体ウェーハの製造方法 |
US20240332026A1 (en) * | 2023-03-28 | 2024-10-03 | Taiwan Semiconductor Manufacturing Company, Ltd. | Substrate grinding tool and methods of operation |
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2017
- 2017-04-24 JP JP2017085270A patent/JP6635088B2/ja active Active
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2018
- 2018-03-16 CN CN201880026667.5A patent/CN110546740B/zh active Active
- 2018-03-16 US US16/603,886 patent/US10913137B2/en active Active
- 2018-03-16 SG SG11201909787S patent/SG11201909787SA/en unknown
- 2018-03-16 KR KR1020197031133A patent/KR102382812B1/ko active Active
- 2018-03-16 WO PCT/JP2018/010367 patent/WO2018198583A1/ja active Application Filing
- 2018-03-16 DE DE112018001605.6T patent/DE112018001605B4/de active Active
- 2018-03-19 TW TW107109260A patent/TWI754025B/zh active
Patent Citations (4)
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US20020002029A1 (en) | 2000-06-02 | 2002-01-03 | Norio Kimura | Polishing method and apparatus |
JP2011042536A (ja) | 2009-08-21 | 2011-03-03 | Sumco Corp | エピタキシャルシリコンウェーハの製造方法 |
JP2014180753A (ja) | 2013-03-19 | 2014-09-29 | Siltronic Ag | 半導体材料ウェハを研磨するための方法 |
JP2016204187A (ja) | 2015-04-20 | 2016-12-08 | 信越半導体株式会社 | エピタキシャルウェーハの製造方法 |
Also Published As
Publication number | Publication date |
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TWI754025B (zh) | 2022-02-01 |
SG11201909787SA (en) | 2019-11-28 |
TW201839837A (zh) | 2018-11-01 |
DE112018001605T5 (de) | 2020-01-16 |
DE112018001605B4 (de) | 2024-10-17 |
KR20190142338A (ko) | 2019-12-26 |
WO2018198583A1 (ja) | 2018-11-01 |
US10913137B2 (en) | 2021-02-09 |
CN110546740B (zh) | 2023-05-26 |
JP6635088B2 (ja) | 2020-01-22 |
CN110546740A (zh) | 2019-12-06 |
JP2018186118A (ja) | 2018-11-22 |
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