KR100740898B1 - 절연막 연마 속도를 증가시킨 cmp 연마용 슬러리 조성물 - Google Patents
절연막 연마 속도를 증가시킨 cmp 연마용 슬러리 조성물 Download PDFInfo
- Publication number
- KR100740898B1 KR100740898B1 KR1020050066317A KR20050066317A KR100740898B1 KR 100740898 B1 KR100740898 B1 KR 100740898B1 KR 1020050066317 A KR1020050066317 A KR 1020050066317A KR 20050066317 A KR20050066317 A KR 20050066317A KR 100740898 B1 KR100740898 B1 KR 100740898B1
- Authority
- KR
- South Korea
- Prior art keywords
- polishing
- slurry composition
- ammonium
- cmp
- metal oxide
- 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.)
- Expired - Lifetime
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Classifications
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- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
Claims (9)
- 탈이온수, 금속산화물 미분말, 수산화암모늄, 사급알킬암모늄 염기, 암모늄염을 포함하는 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 탈이온수를 용매로 하며, 금속산화물 미분말 0.1 내지 50 중량%, 수산화 암모늄 0.2 내지 3 중량%, 사급알킬암모늄 염기 0.01 내지 2 중량%, 암모늄염 0.01 내지 5 중량% 를 포함하는 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 금속산화물은 실리카(SiO2), 알루미나(Al2O3), 세리아(CeO2), 지르코니아(ZrO2), 타이타니아(TiO2)로 이루어진 군에서 선택된 하나 이상의 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 금속 산화물의 일차 입자 크기는 10 ~ 70㎚이고, 비표면적 100~300 ㎡/g 인 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 암모늄염은 황산암모늄, 질산암모늄, 인산암모늄, 및 탄산암모늄으로 이루어진 군에서 선택된 것임을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 삭제
- 제 1항에 있어서, 상기 CMP 연마용 슬러리 조성물의 pH는 10.5~12인 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 사급알킬암모늄 염기에 부착된 알킬기의 탄소수가 3 이내인 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
- 제 1항에 있어서, 상기 사급알킬암모늄 염기가 테트라메틸암모늄 하이드록사이드(TMAH)인 것을 특징으로 하는 CMP 연마용 슬러리 조성물.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020050066317A KR100740898B1 (ko) | 2005-07-21 | 2005-07-21 | 절연막 연마 속도를 증가시킨 cmp 연마용 슬러리 조성물 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020050066317A KR100740898B1 (ko) | 2005-07-21 | 2005-07-21 | 절연막 연마 속도를 증가시킨 cmp 연마용 슬러리 조성물 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20070011771A KR20070011771A (ko) | 2007-01-25 |
KR100740898B1 true KR100740898B1 (ko) | 2007-07-19 |
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Application Number | Title | Priority Date | Filing Date |
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KR1020050066317A Expired - Lifetime KR100740898B1 (ko) | 2005-07-21 | 2005-07-21 | 절연막 연마 속도를 증가시킨 cmp 연마용 슬러리 조성물 |
Country Status (1)
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KR (1) | KR100740898B1 (ko) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6514862B2 (en) | 2000-10-16 | 2003-02-04 | Samsung Electronics Co. Ltd. | Wafer polishing slurry and chemical mechanical polishing (CMP) method using the same |
KR20030043198A (ko) * | 2001-11-27 | 2003-06-02 | 제일모직주식회사 | 절연층 연마용 슬러리 조성물 |
KR20050061110A (ko) * | 2003-12-18 | 2005-06-22 | 제일모직주식회사 | 반도체 웨이퍼 후면 연마용 슬러리 조성물 |
KR20050096014A (ko) * | 2004-03-29 | 2005-10-05 | 한화석유화학 주식회사 | 반도체 얕은 트렌치 소자 분리 공정용 화학적 기계적 연마슬러리 |
-
2005
- 2005-07-21 KR KR1020050066317A patent/KR100740898B1/ko not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6514862B2 (en) | 2000-10-16 | 2003-02-04 | Samsung Electronics Co. Ltd. | Wafer polishing slurry and chemical mechanical polishing (CMP) method using the same |
KR20030043198A (ko) * | 2001-11-27 | 2003-06-02 | 제일모직주식회사 | 절연층 연마용 슬러리 조성물 |
KR20050061110A (ko) * | 2003-12-18 | 2005-06-22 | 제일모직주식회사 | 반도체 웨이퍼 후면 연마용 슬러리 조성물 |
KR20050096014A (ko) * | 2004-03-29 | 2005-10-05 | 한화석유화학 주식회사 | 반도체 얕은 트렌치 소자 분리 공정용 화학적 기계적 연마슬러리 |
Also Published As
Publication number | Publication date |
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KR20070011771A (ko) | 2007-01-25 |
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