KR100479416B1 - 화학기계적 연마용 슬러리의 제조방법 - Google Patents
화학기계적 연마용 슬러리의 제조방법 Download PDFInfo
- Publication number
- KR100479416B1 KR100479416B1 KR10-2002-0029947A KR20020029947A KR100479416B1 KR 100479416 B1 KR100479416 B1 KR 100479416B1 KR 20020029947 A KR20020029947 A KR 20020029947A KR 100479416 B1 KR100479416 B1 KR 100479416B1
- Authority
- KR
- South Korea
- Prior art keywords
- slurry
- chemical mechanical
- mechanical polishing
- abrasive
- polishing
- Prior art date
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 100
- 238000005498 polishing Methods 0.000 title abstract description 55
- 239000000126 substance Substances 0.000 title abstract description 35
- 238000004519 manufacturing process Methods 0.000 title abstract description 10
- 239000000654 additive Substances 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000000996 additive effect Effects 0.000 claims abstract description 22
- 239000011148 porous material Substances 0.000 claims abstract description 5
- 229910021642 ultra pure water Inorganic materials 0.000 claims description 15
- 239000012498 ultrapure water Substances 0.000 claims description 15
- 239000003381 stabilizer Substances 0.000 claims description 12
- 238000001914 filtration Methods 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 63
- 239000011229 interlayer Substances 0.000 abstract description 9
- 238000001471 micro-filtration Methods 0.000 abstract description 4
- 239000006185 dispersion Substances 0.000 description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 26
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 10
- 150000002500 ions Chemical class 0.000 description 10
- 239000002202 Polyethylene glycol Substances 0.000 description 8
- 229920001223 polyethylene glycol Polymers 0.000 description 8
- 229920001451 polypropylene glycol Polymers 0.000 description 8
- 239000003513 alkali Substances 0.000 description 7
- 239000003517 fume Substances 0.000 description 7
- 239000010410 layer Substances 0.000 description 7
- 238000007517 polishing process Methods 0.000 description 7
- 239000000377 silicon dioxide Substances 0.000 description 7
- 238000010494 dissociation reaction Methods 0.000 description 6
- 230000005593 dissociations Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 229910021485 fumed silica Inorganic materials 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 235000011187 glycerol Nutrition 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 4
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 4
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 4
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 4
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 4
- YPJMOVVQKBFRNH-UHFFFAOYSA-N 1-(9-ethylcarbazol-3-yl)-n-(pyridin-2-ylmethyl)methanamine Chemical compound C=1C=C2N(CC)C3=CC=CC=C3C2=CC=1CNCC1=CC=CC=N1 YPJMOVVQKBFRNH-UHFFFAOYSA-N 0.000 description 3
- 101100464779 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) CNA1 gene Proteins 0.000 description 3
- 239000002585 base Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000003082 abrasive agent Substances 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 230000006399 behavior Effects 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- -1 silicon ions Chemical class 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004438 BET method Methods 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- 101000737979 Schizosaccharomyces pombe (strain 972 / ATCC 24843) Charged multivesicular body protein 7 Proteins 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 125000003709 fluoroalkyl group Chemical class 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000036314 physical performance Effects 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001698 pyrogenic effect Effects 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- H01L21/31—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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (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)
- Materials Engineering (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
구 분 | 1.0 ㎛ 이상 | 2.0 ㎛ 이상 | 3.0 ㎛ 이상 |
여 과 전 | 51573 | 9332 | 5118 |
실시예1 CMP 5-3-1 | 856 | 211 | 89 |
실시예2 CMP 5-1-3 | 1205 | 89 | 50 |
실시예3 CMP 3-1-5 | 1626 | 233 | 98 |
비교예1 CMP 3-1 | 2785 | 475 | 266 |
비교예2 CMP 1-1 | 1281 | 417 | 220 |
실시예4 CMP 5-1-3-3 | 1073 | 121 | 92 |
구 분 | R/R | WIWNU | HTH | 마이크로스크래치 |
실 시 예 | 4283 | 3.33 | 103 | 2.0 |
A 사 | 4230 | 3.66 | 110 | 2.9 |
B 사 | 4340 | 4.13 | 105 | 20.0 |
Claims (12)
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 초순수에 연마제를 투입하는 단계;상기 초순수와 연마제를 예비혼합하여 슬러리를 형성하는 단계;상기 슬러리를 10,000 내지 20,000 Psi 범위에서 고압 분산시키는 단계;상기 고압 분산된 슬러리에 안정제를 첨가하여 슬러리를 안정화하는 단계;상기 슬러리에 분자량이 10,000이하인 비이온성 첨가제를 첨가하는 단계; 및상기 슬러리를 평균 포아 크기가 각기 1.0 ㎛, 3.0 ㎛ 및 5.0 ㎛인 서로 다른 필터들을 조합하여 연속하여 정밀 여과하는 단계를 포함하는 화학기계적 연마용 슬러리의 제조방법.
- 삭제
- 삭제
- 삭제
- 제 7 항에 있어서, 상기 슬러리를 정밀 여과하는 단계에서는 용융방사 부직섬유상 구조를 갖는 필터를 사용하는 것을 특징으로 하는 화학기계적 연마용 슬러리의 제조방법.
- 삭제
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0029947A KR100479416B1 (ko) | 2002-05-29 | 2002-05-29 | 화학기계적 연마용 슬러리의 제조방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0029947A KR100479416B1 (ko) | 2002-05-29 | 2002-05-29 | 화학기계적 연마용 슬러리의 제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030092315A KR20030092315A (ko) | 2003-12-06 |
KR100479416B1 true KR100479416B1 (ko) | 2005-03-30 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR10-2002-0029947A KR100479416B1 (ko) | 2002-05-29 | 2002-05-29 | 화학기계적 연마용 슬러리의 제조방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100479416B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102303440B1 (ko) | 2020-10-13 | 2021-09-17 | 이호수 | 고순도 수계 화학첨가제의 제조방법 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000015560A (ja) * | 1998-06-30 | 2000-01-18 | Okamoto Machine Tool Works Ltd | 研磨剤スラリーおよびその製造方法 |
JP2000160138A (ja) * | 1998-12-01 | 2000-06-13 | Fujimi Inc | 研磨用組成物 |
KR20000074300A (ko) * | 1999-05-19 | 2000-12-15 | 유현식 | 연마용 조성물 |
KR20010052718A (ko) * | 1998-06-10 | 2001-06-25 | 콘래드 캐딩 | 금속 cmp에서 광택화를 위한 조성물 및 방법 |
US6319096B1 (en) * | 1999-11-15 | 2001-11-20 | Cabot Corporation | Composition and method for planarizing surfaces |
KR20020040636A (ko) * | 2000-11-24 | 2002-05-30 | 가네꼬 히사시 | 화학적 기계적 연마용 슬러리 |
KR20030050026A (ko) * | 2001-12-18 | 2003-06-25 | 백운규 | 화학기계적 연마용 슬러리, 이들 슬러리의 제조방법 및이들 슬러리를 이용한 화학기계적 연마방법 |
-
2002
- 2002-05-29 KR KR10-2002-0029947A patent/KR100479416B1/ko active IP Right Grant
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20010052718A (ko) * | 1998-06-10 | 2001-06-25 | 콘래드 캐딩 | 금속 cmp에서 광택화를 위한 조성물 및 방법 |
JP2000015560A (ja) * | 1998-06-30 | 2000-01-18 | Okamoto Machine Tool Works Ltd | 研磨剤スラリーおよびその製造方法 |
JP2000160138A (ja) * | 1998-12-01 | 2000-06-13 | Fujimi Inc | 研磨用組成物 |
KR20000074300A (ko) * | 1999-05-19 | 2000-12-15 | 유현식 | 연마용 조성물 |
US6319096B1 (en) * | 1999-11-15 | 2001-11-20 | Cabot Corporation | Composition and method for planarizing surfaces |
KR20020040636A (ko) * | 2000-11-24 | 2002-05-30 | 가네꼬 히사시 | 화학적 기계적 연마용 슬러리 |
KR20030050026A (ko) * | 2001-12-18 | 2003-06-25 | 백운규 | 화학기계적 연마용 슬러리, 이들 슬러리의 제조방법 및이들 슬러리를 이용한 화학기계적 연마방법 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102303440B1 (ko) | 2020-10-13 | 2021-09-17 | 이호수 | 고순도 수계 화학첨가제의 제조방법 |
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KR20030092315A (ko) | 2003-12-06 |
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