KR20090122172A - 화학 기계 연마용 수계 분산체 및 반도체 장치의 화학 기계 연마 방법 - Google Patents
화학 기계 연마용 수계 분산체 및 반도체 장치의 화학 기계 연마 방법 Download PDFInfo
- Publication number
- KR20090122172A KR20090122172A KR1020097007704A KR20097007704A KR20090122172A KR 20090122172 A KR20090122172 A KR 20090122172A KR 1020097007704 A KR1020097007704 A KR 1020097007704A KR 20097007704 A KR20097007704 A KR 20097007704A KR 20090122172 A KR20090122172 A KR 20090122172A
- Authority
- KR
- South Korea
- Prior art keywords
- acid
- polishing
- chemical mechanical
- mechanical polishing
- film
- 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.)
- Granted
Links
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Images
Classifications
-
- 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
-
- 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]
-
- 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
- H01L21/31—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
- H01L21/31053—Planarisation of the insulating layers involving a dielectric removal step
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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Abstract
Description
Claims (4)
- (A) 10 nm 내지 100 nm의 평균 입경을 갖는 콜로이달 실리카를 0.1 내지 4 질량%,(B) 인산일암모늄, 인산이암모늄 및 황산수소암모늄 중에서 선택되는 1종 이상을 0.1 내지 3 질량%포함하고,상기 (A) 성분과 상기 (B) 성분의 질량비 (A)/(B)는 1 내지 3이고, 또한 pH는 4 내지 5이고, 폴리실리콘막, 실리콘 질화막 및 실리콘 산화막 중에서 선택되는 2종 이상으로 형성되는 피연마면을 동시에 연마하기 위한 화학 기계 연마용 수계 분산체.
- 제1항에 있어서, 추가로, 질산, 황산, 탄산, 락트산, 포름산, 벤조산, 시트르산, 타르타르산, 말산, 말론산, 푸마르산, 말레산, 숙신산, 옥살산, 프탈산, 아디프산, 세박산 및 이들의 암모늄염 중에서 선택되는 1종 이상을 포함하는, 화학 기계 연마용 수계 분산체.
- 제1항 또는 제2항에 있어서, 실리콘 산화막에 대한 폴리실리콘막의 연마 속도비(폴리실리콘막/실리콘 산화막) 및 실리콘 산화막에 대한 실리콘 질화막의 연마 속도비(실리콘 질화막/실리콘 산화막)이 0.9 내지 1.1인, 화학 기계 연마용 수계 분산체.
- 제1항 내지 제3항 중 어느 한 항에 기재된 화학 기계 연마용 수계 분산체를 이용하여, 폴리실리콘막, 실리콘 질화막 및 실리콘 산화막 중에서 선택되는 2종 이상으로 형성되는 피연마면을 동시에 연마하는, 반도체 장치의 화학 기계 연마 방법.
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JP2007074537A JP4614981B2 (ja) | 2007-03-22 | 2007-03-22 | 化学機械研磨用水系分散体および半導体装置の化学機械研磨方法 |
JPJP-P-2007-074537 | 2007-03-22 |
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KR20090122172A true KR20090122172A (ko) | 2009-11-26 |
KR101473501B1 KR101473501B1 (ko) | 2014-12-16 |
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KR1020097007704A Active KR101473501B1 (ko) | 2007-03-22 | 2008-02-20 | 화학 기계 연마용 수계 분산체 및 반도체 장치의 화학 기계 연마 방법 |
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US (1) | US20090325383A1 (ko) |
EP (1) | EP2128893A4 (ko) |
JP (1) | JP4614981B2 (ko) |
KR (1) | KR101473501B1 (ko) |
CN (1) | CN101542690B (ko) |
TW (1) | TWI435381B (ko) |
WO (1) | WO2008114563A1 (ko) |
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- 2008-02-20 WO PCT/JP2008/052802 patent/WO2008114563A1/ja active Application Filing
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JP4614981B2 (ja) | 2011-01-19 |
TW200839864A (en) | 2008-10-01 |
EP2128893A1 (en) | 2009-12-02 |
JP2008235652A (ja) | 2008-10-02 |
KR101473501B1 (ko) | 2014-12-16 |
CN101542690A (zh) | 2009-09-23 |
TWI435381B (zh) | 2014-04-21 |
EP2128893A4 (en) | 2011-05-18 |
WO2008114563A1 (ja) | 2008-09-25 |
US20090325383A1 (en) | 2009-12-31 |
CN101542690B (zh) | 2011-08-17 |
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