KR100770852B1 - 화학 기계적 평탄화용 그루브형 연마 패드 - Google Patents
화학 기계적 평탄화용 그루브형 연마 패드 Download PDFInfo
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- KR100770852B1 KR100770852B1 KR1020027016049A KR20027016049A KR100770852B1 KR 100770852 B1 KR100770852 B1 KR 100770852B1 KR 1020027016049 A KR1020027016049 A KR 1020027016049A KR 20027016049 A KR20027016049 A KR 20027016049A KR 100770852 B1 KR100770852 B1 KR 100770852B1
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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
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
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- 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
- B24B37/11—Lapping tools
- B24B37/20—Lapping pads for working plane surfaces
- B24B37/26—Lapping pads for working plane surfaces characterised by the shape of the lapping pad surface, e.g. grooved
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- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
- B24D3/02—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent
- B24D3/20—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents the constituent being used as bonding agent and being essentially organic
- B24D3/28—Resins or natural or synthetic macromolecular compounds
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
Description
패드 | T(㎛) | GSQ | GFQ | 저장 탄성률 E' (MPa) 직각방향 | 저장 탄성률 E'(MPa) 평행방향 | 강성 직각방향 | 강성 평행방향 |
얇음 | 1,270 | 0.300 | 0.167 | 337 | 455 | 4.2E13 | 5.7E13 |
두꺼움 | 2,030 | 0.375 | 0.167 | 199 | 418 | 1.0E14 | 2.1E14 |
공구 공급원 | 공구명 | 패드 유형 | 패드 치수 |
Westech | 372,472 | 원형 | 직경 57.2㎝ |
AMAT | Mirra | 원형 | 직경 50.8㎝ |
Strasbaugh | Symphony | 원형 | 직경 71.1 내지 76.2㎝ |
IPEC | 676 | 원형 | 직경 25.4㎝ |
Speedfam | 원형 | 직경 91.4㎝ | |
LAM | Teres | 벨트형 | 30.5㎝×238.8㎝ |
Obsidian | 롤형 | 48.3㎝×762㎝ | |
Ebara | 원형 | 직경 57.2㎝ |
파라미터 | 범위 | 바람직한 범위 | 가장 바람직한 범위 |
두께(㎛) | 250 내지 5,100 | 1,270 내지 5,100 | 2,000 내지 3,600 |
표면 조도, Ra(μ) | 1 내지 9 | 2 내지 7 | 3 내지 5 |
경도(Shore D) | 40 내지 70 | 45 내지 65 | 55 내지 63 |
그루브 깊이(㎛) | 75 내지 2,540 | 375 내지 1,270 | 635 내지 890 |
그루브 폭(㎛) | 125 내지 1.270 | 250 내지 760 | 375 내지 635 |
그루브 피치(㎛) | 500 내지 3,600 | 760 내지 2,280 | 2,000 내지 2,260 |
GSQ | 0.03 내지 1.00 | 0.1 내지 0.7 | 0.2 내지 0.4 |
GFQ | 0.03 내지 0.9 | 0.1 내지 0.4 | 0.2 내지 0.3 |
저장탄성률,E'(MPa)(40℃) | 150 내지 2000 | 150 내지 1500 | 200 내지 800 |
KEL(1/Pa)(40℃) | 100 내지 1000 | 125 내지 850 | 150 내지 400 |
30℃ 및 90℃에서의 E'의 비 | 1.0 내지 4.6 | 1.0 내지 4.0 | 1.0 내지 3.5 |
파라미터 | 패드 1A | 패드 1B | 패드 1C | 패드 2A |
실시예 # | 1A | 1B | 1C | 2 |
표면 조도, Ra(μ) | 10 내지 14 | 2 내지 5 | 유사 IC1000 | 1 내지 4 |
경도(Shore D) | 50 내지 55 | 73 | 29 | 60 내지 65 |
저장 탄성률 E'(MPa)(40℃) | 370 | 926 | 26 | 1580 |
KEL(1/Pa)(40℃) | 243 | 108 | 766 | 33 |
30℃ 및 90℃에서의 E'의 비 | 5.2 | 6.4 | 7.5 | 11.8 |
실시예 # | 3A | 3B | 3C | 3D |
유형 | 충전되지 않음 | 충전되지 않음 | 충전되지 않음 | 충전됨 |
ADIPRENE | LF1950A | LF950A | LF700D | LF751D |
EXPANCEL 551DE | 0 | 0 | 0 | 2중량% |
경도(Shore D)_ | 40 | 50 | 70 | 59 |
저장 탄성률 E'(MPa)(40℃) | 120 | 122 | 533 | 452 |
KEL(1/Pa)(40℃) | 714 | 666 | 285 | 121 |
30℃ 및 90℃에서의 E'의 비 | 1.3 | 1.1 | 2.5 | 2.7 |
주 1: ADIPRENE LF는 톨루엔 디이소시아네이트계 프리폴리머(제조원: Uniroyal Chemical Company Inc.)이다 |
실시예 | ||||
조성 | 4A | 4B | 4C | 4D |
폴리아민(Eq. Wt. 425) | 24.71 | 18.42 | 18.43 | 34.84 |
폴리아민(Eq. Wt. 220) | 24.71 | 30.05 | 30.56 | 24.39 |
폴리프로필렌 글리콜(Eq. Wt. 1000) | 21.18 | 20.77 | ||
폴리프로필렌 글리콜(Eq. Wt. 2100) | 21.12 | 10.45 | ||
MDI(Eq. Wt. 144.5) | 29.39 | 30.77 | 29.59 | 30.33 |
경도(Shore D) | 52 | 51 | 57 | 60 |
저장 탄성률 E'(Mpa)(40℃) | 196 | 214 | 657 | 690 |
KEL(1/Pa)(40℃) | 517 | 418 | 208 | 199 |
30℃ 및 90℃에서의 E' 비 | 4.6 | 4.1 | 4.2 | 3.4 |
표준화된 구리 제거 속도 | 0.713 | 0.648 | 0.616 | 0.919 |
(숫자는 각 성분의 중량%를 나타낸다) |
형태 크기 및 유형에 대한 디싱(A) | |||||
패드 유형 | 10μ 라인 | 25μ 라인 | 100μ 라인 | 본드 패드 | 결함 수 |
조절 | 1037 | 1589 | 2197 | 2009 | 14760 |
성형 패드 | 455 | 589 | 775 | 392 | 265 |
실시예 | ||||||
조성 | 5A | 5B | 5C | 5D | 5E | 5F |
폴리에테르계 TPU(명칭상 경도 65D)(중량%) | 100 | 80 | 80 | 75 | 60 | 60 |
폴리에스테르계 TPU(명칭상 경도 45D)(중량%) | - | 25 | 20 | 20 | ||
4μ 탄산칼슘(중량%) | - | 20 | 20 | |||
10μ 탄산칼슘(중량%) | - | 20 | 20 | |||
저장 탄성률 E'(MPa)(40℃) | 204 | 567 | 299 | 416 | 309 | 452 |
KEL(1/Pa)(40℃) | 547 | 167 | 394 | 168 | 269 | 170 |
30℃ 및 90℃에서의 E' 비 | 2.4 | 1.7 | 2.2 | 1.6 | 1.8 | 1.6 |
형태 크기 및 유형에 대한 디싱(A) | ||||
패드 유형 | 10μ 라인 | 25μ 라인 | 100μ 라인 | 본드 패드 |
조절 | 1037 | 1589 | 2197 | 2009 |
압출 패드 | 750 | 923 | 1338 | 641 |
파라미터 | 범위 | 바람직한 범위 | 가장 바람직한 범위 | 최적값 |
두께(㎛) | 250 내지 5,100 | 1,270 내지 5,100 | 2,000 내지 3,600 | 2,300 |
그루브 깊이(㎛) | 75 내지 2,540 | 375 내지 1,270 | 635 내지 890 | 760 |
그루브 폭(㎛) | 125 내지 1,270 | 250 내지 760 | 375 내지 635 | 500 |
그루브 피치(㎛) | 500 내지 3,600 | 760 내지 2,280 | 2.000 내지 2,260 | 2,150 |
GSQ | 0.03 내지 1.00 | 0.1 내지 0.7 | 0.2 내지 0.4 | 0.333 |
GFQ | 0.03 내지 0.9 | 0.1 내지 0.4 | 0.2 내지 0.3 | 0.235 |
Claims (11)
- 반도체 장치 또는 이의 전구체 표면의 평탄화용 수안정성(hydrolytic stable) 연마 패드에 있어서, 상기 패드가KEL= tanδ*1012/[E'*(1+(tanδ)2)](여기서, E'은 파스칼 단위이고, tanδ=E"/E'이며, E' 및 E"는 각각 저장 탄성률과 손실 탄성률을 나타낸다)를 이용하여 10라디언/sec의 진동수에서 동적 기계적 분석방법을 사용하여 측정한 경우, 1 내지 4.6의 30℃ 및 90℃에서의 저장 탄성률(E') 비, 100 내지 1000(l/Pa, 40℃)의 에너지 손실률(KEL), 및 2000 MPa 이하의 40℃에서의 저장 탄성률 E'를 갖는 표면 평탄화용 연마층, 및하나 이상의 그루브(groove)를 갖는 그루브 패턴을 포함하는 매크로-조직(macro-texture)을 포함하며, 그루브 패턴에서 그루브 깊이가 75 내지 2,540㎛, 그루브 폭이 125 내지 1,270㎛, 그루브 피치가 500 내지 3,600㎛이며, 그루브 패턴이 동심형, 나선형, 크로스-해치형, X-Y 격자, 6각형, 3각형, 분차원형 또는 이들의 조합인 연마 패드.
- 제1항에 있어서, 상기 연마층이, 10라디언/sec의 진동수에서 동적 기계적 분석방법을 사용하여 측정한 경우, 1 내지 4.0의 30℃ 및 90℃에서의 저장 탄성률(E') 비, 125 내지 850(l/Pa, 40℃) 범위의 에너지 손실률(KEL), 및 150-1500 MPa의 40℃에서의 저장 탄성률 E'를 갖는 것인 연마 패드.
- 제1항에 있어서, 상기 연마층이, 10라디언/sec의 진동수의 동적 기계적 분석방법을 사용하여 측정한 경우, 1 내지 3.5의 30℃ 및 90℃에서의 저장 탄성률(E') 비, 150 내지 400(l/Pa, 40℃) 범위의 에너지 손실률(KEL), 및 200-800 MPa의 40℃에서의 저장 탄성률 E'를 갖는 것인 연마 패드.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 그루브 패턴이 그루브 강성 계수(GSQ) 0.03 내지 1.0 및 그루브 유동 계수(GFQ) 0.03 내지 0.9를 제공하는 연마 패드.단, GSQ=그루브 깊이(D)/상부 패드 두께(T)이고, GFQ=그루브 횡단면적(Ga)/피치 횡단면적(Pa)이며, 여기서 Ga= D × W, Pa= D × P, P= L + W이다 (D는 그루브 깊이, W는 그루브 폭, L은 랜드 영역의 폭, P는 피치임).
- 제1항 내지 제3항 중 어느 한 항에 있어서, 충전제를 함유하는 연마 패드.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 폴리우레탄을 함유하는 연마 패드.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 충전되지 않은 연마 패드.
- 제7항에 있어서, 폴리우레탄을 함유하는 연마 패드.
- 제1항에 있어서, 경도가 40 내지 70 Shore D인 연마 패드.
- 제2항에 있어서, 경도가 45 내지 65 Shore D인 연마 패드.
- 제3항에 있어서, 경도가 55 내지 63 Shore D인 연마 패드.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US20793800P | 2000-05-27 | 2000-05-27 | |
US60/207,938 | 2000-05-27 | ||
US22209900P | 2000-07-28 | 2000-07-28 | |
US60/222,099 | 2000-07-28 | ||
PCT/US2001/016870 WO2001091972A1 (en) | 2000-05-27 | 2001-05-24 | Grooved polishing pads for chemical mechanical planarization |
Publications (2)
Publication Number | Publication Date |
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KR20030005405A KR20030005405A (ko) | 2003-01-17 |
KR100770852B1 true KR100770852B1 (ko) | 2007-10-26 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020027016049A KR100770852B1 (ko) | 2000-05-27 | 2001-05-24 | 화학 기계적 평탄화용 그루브형 연마 패드 |
KR1020027015966A KR100571449B1 (ko) | 2000-05-27 | 2001-05-24 | 화학 기계적 평탄화용 연마 패드 |
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KR1020027015966A KR100571449B1 (ko) | 2000-05-27 | 2001-05-24 | 화학 기계적 평탄화용 연마 패드 |
Country Status (6)
Country | Link |
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EP (2) | EP1284842B1 (ko) |
JP (12) | JP4615813B2 (ko) |
KR (2) | KR100770852B1 (ko) |
DE (2) | DE60109601T2 (ko) |
TW (2) | TW508284B (ko) |
WO (2) | WO2001091971A1 (ko) |
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