KR100662546B1 - 실리콘 웨이퍼의 표면 품질을 개선하는 연마용 슬러리 조성물 및 이를 이용한 연마방법 - Google Patents
실리콘 웨이퍼의 표면 품질을 개선하는 연마용 슬러리 조성물 및 이를 이용한 연마방법 Download PDFInfo
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- KR100662546B1 KR100662546B1 KR1020050018492A KR20050018492A KR100662546B1 KR 100662546 B1 KR100662546 B1 KR 100662546B1 KR 1020050018492 A KR1020050018492 A KR 1020050018492A KR 20050018492 A KR20050018492 A KR 20050018492A KR 100662546 B1 KR100662546 B1 KR 100662546B1
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- Prior art keywords
- polishing
- chelating agent
- slurry composition
- acid
- acetic acid
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- Expired - Lifetime
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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
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/042—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor
- B24B37/044—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor characterised by the composition of the lapping agent
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
- C01B33/021—Preparation
- C01B33/023—Preparation by reduction of silica or free silica-containing material
-
- 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
-
- 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
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
-
- 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
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
Claims (9)
- 초순수, 콜로이드 실리카, pH 조절제, 수용성 증점제로 이루어지는 실리콘 웨이퍼 연마용 슬러리 조성물에 있어서, 상기 조성물에 아세트산계의 킬레이트제와 인산계 킬레이트제 중 적어도 어느 하나의 킬레이트제를 포함하며, 상기 아세트산계 킬레이트제는 에틸렌디아민테트라아세트산의 염, 디에틸렌트리아민펜타아세트산의 염, N-(히드록시에틸)에틸렌디아민트리아세트산의 염, 니트릴로트리아세트산의 염으로 이루어진 군에서 선택되는 어느 하나 또는 둘 이상의 혼합물이고, 상기 인산계 킬레이트제는 에틸렌디아민테트라(메틸렌 포스포닉산)의 나트륨염, 에틸렌디아민테트라(메틸렌 포스포닉산)의 암모늄염, 아미노트리(메틸렌포스포닉산) 및 디에틸렌트리아민-펜타(메틸렌 포스포닉산)으로 이루어진 군에서 선택되는 어느 하나 또는 둘 이상의 혼합물인 것을 특징으로 하는 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 아세트산계의 킬레이트제와 상기 인산계 킬레이트제를 동시에 사용하는 것을 특징으로 하는 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 수용성 증점제는 무게평균 분자량이 1,000,000~4,000,000인 수용성 셀룰로오스인 것을 특징으로 하는 연마용 슬러리 조성물.
- 삭제
- 삭제
- 제 1항에 있어서, 상기 킬레이트제로 아세트산계 킬레이트제를 포함할 시에는 슬러리 조성물 총중량에 대하여 0.001 ∼ 0.5중량%를 사용하고, 상기 킬레이트제로 인산계 킬레이트제를 포함할 시에는 슬러리 조성물 총중량에 대하여 0.0002 ∼ 5중량%를 사용하는 것을 특징으로 하는 연마용 슬러리 조성물.
- 제 2항에 있어서, 상기 인산계 킬레이트제의 사용량은 상기 아세트산계 킬레이트제의 사용량에 대하여 중량기준으로 0.2~10배인 것을 특징으로 하는 연마용 슬러리 조성물.
- 제 2항에 있어서, 상기 아세트산계 킬레이트제는 Na4EDTA, Na2EDTA, (NH4)4EDTA, (NH4)2EDTA 중의 어느 하나이고, 상기 인산계 킬레이트제는 에틸렌디아민테트라(메틸렌 포스포닉산)의 나트륨염[Sodium salt of ethylenediamine tetra(methylene phosphonic acid)] 또는 에틸렌디아민테트라(메틸렌 포스포닉산)의 암모늄염[Ammonium salt of ethylenediaminetetra(methylene -phosphonic acid)]인 것을 특징으로 하는 연마용 슬러리 조성물.
- 제 1항 내지 제 3항, 제 6항 내지 제 8항 중 어느 한 항의 연마용 슬러리 조성물로 싱글 웨이퍼(Single Wafer) 연마기 또는 멀티 웨이퍼(Multi Wafer) 연마기를 사용하여 실리콘 웨이퍼의 연마를 수행하는 것을 특징으로 하는 실리콘 웨이퍼 연마 방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050018492A KR100662546B1 (ko) | 2005-03-07 | 2005-03-07 | 실리콘 웨이퍼의 표면 품질을 개선하는 연마용 슬러리 조성물 및 이를 이용한 연마방법 |
PCT/KR2005/004655 WO2006095958A1 (en) | 2005-03-07 | 2005-12-30 | Polishing slurry composition for improving surface quality of silicon wafer and method for polishing silicon wafer using the same |
EP05822837A EP1856224B1 (en) | 2005-03-07 | 2005-12-30 | Polishing slurry composition for improving surface quality of silicon wafer and method for polishing silicon wafer using the same |
JP2008500606A JP2008532329A (ja) | 2005-03-07 | 2005-12-30 | シリコンウエハの表面品質を改善する研磨用スラリー組成物、及びそれを用いたシリコンウエハの研磨方法 |
US11/367,406 US7601273B2 (en) | 2005-03-07 | 2006-03-06 | Polishing slurry composition and method of using the same |
TW095107418A TWI349690B (en) | 2005-03-07 | 2006-03-06 | Polishing slurry composition and method of using the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050018492A KR100662546B1 (ko) | 2005-03-07 | 2005-03-07 | 실리콘 웨이퍼의 표면 품질을 개선하는 연마용 슬러리 조성물 및 이를 이용한 연마방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060097786A KR20060097786A (ko) | 2006-09-18 |
KR100662546B1 true KR100662546B1 (ko) | 2006-12-28 |
Family
ID=36943135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050018492A Expired - Lifetime KR100662546B1 (ko) | 2005-03-07 | 2005-03-07 | 실리콘 웨이퍼의 표면 품질을 개선하는 연마용 슬러리 조성물 및 이를 이용한 연마방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7601273B2 (ko) |
EP (1) | EP1856224B1 (ko) |
JP (1) | JP2008532329A (ko) |
KR (1) | KR100662546B1 (ko) |
TW (1) | TWI349690B (ko) |
WO (1) | WO2006095958A1 (ko) |
Cited By (1)
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US8247326B2 (en) * | 2008-07-10 | 2012-08-21 | Cabot Microelectronics Corporation | Method of polishing nickel-phosphorous |
CN101638557A (zh) * | 2008-08-01 | 2010-02-03 | 安集微电子(上海)有限公司 | 一种化学机械抛光液 |
WO2011017154A2 (en) * | 2009-07-28 | 2011-02-10 | Sunsonix, Inc. | Silicon wafer sawing fluid and process for the use thereof |
US8815110B2 (en) * | 2009-09-16 | 2014-08-26 | Cabot Microelectronics Corporation | Composition and method for polishing bulk silicon |
US8697576B2 (en) * | 2009-09-16 | 2014-04-15 | Cabot Microelectronics Corporation | Composition and method for polishing polysilicon |
US8883034B2 (en) * | 2009-09-16 | 2014-11-11 | Brian Reiss | Composition and method for polishing bulk silicon |
JP5680846B2 (ja) * | 2009-12-04 | 2015-03-04 | 株式会社Sumco | エピタキシャルウェーハの製造方法 |
KR101417833B1 (ko) * | 2010-07-08 | 2014-08-06 | 가부시키가이샤 사무코 | 실리콘 웨이퍼의 연마 방법 |
US8273142B2 (en) * | 2010-09-02 | 2012-09-25 | Cabot Microelectronics Corporation | Silicon polishing compositions with high rate and low defectivity |
US20130302984A1 (en) * | 2011-01-26 | 2013-11-14 | Fujimi Incorporated | Polishing composition, polishing method using same, and substrate production method |
CN102585766A (zh) * | 2011-12-29 | 2012-07-18 | 湖州师范学院 | 一种用于硅单晶片的表面研磨组合物 |
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-
2005
- 2005-03-07 KR KR1020050018492A patent/KR100662546B1/ko not_active Expired - Lifetime
- 2005-12-30 JP JP2008500606A patent/JP2008532329A/ja active Pending
- 2005-12-30 WO PCT/KR2005/004655 patent/WO2006095958A1/en active Application Filing
- 2005-12-30 EP EP05822837A patent/EP1856224B1/en active Active
-
2006
- 2006-03-06 US US11/367,406 patent/US7601273B2/en active Active
- 2006-03-06 TW TW095107418A patent/TWI349690B/zh active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US10428242B2 (en) | 2017-03-29 | 2019-10-01 | Samsung Electronics Co., Ltd. | Slurry composition for chemical mechanical polishing |
Also Published As
Publication number | Publication date |
---|---|
EP1856224A1 (en) | 2007-11-21 |
TW200636030A (en) | 2006-10-16 |
US7601273B2 (en) | 2009-10-13 |
EP1856224A4 (en) | 2010-07-07 |
WO2006095958A1 (en) | 2006-09-14 |
KR20060097786A (ko) | 2006-09-18 |
TWI349690B (en) | 2011-10-01 |
US20060196850A1 (en) | 2006-09-07 |
EP1856224B1 (en) | 2011-08-10 |
JP2008532329A (ja) | 2008-08-14 |
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