KR100444239B1 - 복합화 입자의 제조 방법, 이 방법에 의해 제조되는복합화 입자 및 이 복합화 입자를 함유하는 화학 기계연마용 수계 분산체, 및 화학 기계 연마용 수계 분산체의제조 방법 - Google Patents
복합화 입자의 제조 방법, 이 방법에 의해 제조되는복합화 입자 및 이 복합화 입자를 함유하는 화학 기계연마용 수계 분산체, 및 화학 기계 연마용 수계 분산체의제조 방법 Download PDFInfo
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- KR100444239B1 KR100444239B1 KR10-2000-0069187A KR20000069187A KR100444239B1 KR 100444239 B1 KR100444239 B1 KR 100444239B1 KR 20000069187 A KR20000069187 A KR 20000069187A KR 100444239 B1 KR100444239 B1 KR 100444239B1
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Abstract
Description
중합체 입자 | 무기 입자 | |||||||
(a) | (b) | (c) | (d) | 알루미나 | 티타니아 | 세리아 | ||
pH | 2.1 | -12 | -20 | 16 | -8 | 36 | 22 | 2 |
5.5 | -30 | -25 | 12 | -15 | 30 | 3 | -30 | |
12 | -40 | -34 | 8 | -16 | -25 | -40 | -55 |
Claims (36)
- 중합체 입자 표면의 적어도 일부에 1종 이상의 무기 입자를 부착시켜 예비 입자를 형성하고, 상기 예비 입자 존재하에 유기 규소 화합물 및 유기 금속 화합물중 적어도 하나를 중축합시키는 것을 특징으로 하는, 복합화 입자의 제조 방법.
- 제1항에 있어서, 상기 중합체 입자에 대한 상기 무기 입자의 부착이 연결용 화합물을 통해 수행되는 것인 복합화 입자의 제조 방법.
- 삭제
- 삭제
- 제2항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 상기 중합체 입자가 카르복실기, 그의 음이온, 술폰산기 및 그의 음이온 중 하나 이상을 갖는 것인 복합화 입자의 제조 방법.
- 제2항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 음성 계면 활성제 및 음성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 복합화 입자의 제조 방법.
- 삭제
- 제2항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 상기 중합체 입자가 아미노기 및 그의 양이온 중 하나 이상을 갖는 것인 복합화 입자의 제조 방법.
- 제2항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 양성 계면 활성제 및 양성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 복합화 입자의 제조 방법.
- 제1항에 있어서, 상기 무기 입자가 정전기력에 의해 상기 중합체 입자에 부착된 복합화 입자의 제조 방법.
- 삭제
- 제10항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 상기 중합체 입자가 카르복실기, 그의 음이온, 술폰산기 및 그의 음이온 중 하나 이상을 갖는 것인 복합화 입자의 제조 방법.
- 제10항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 음성 계면활성제 및 음성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 복합화 입자의 제조 방법.
- 삭제
- 제10항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 상기 중합체 입자가 아미노기 및 그의 양이온 중 하나 이상을 갖는 것인 복합화 입자의 제조 방법.
- 제10항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 양성 계면 활성제 및 양성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 복합화 입자의 제조 방법.
- 제1항에 있어서, 상기 복합화 입자가, 상기 중합체 입자의 표면에 복수의 상기 무기 입자가 부착되어 형성된 것인 복합화 입자의 제조 방법.
- 삭제
- 삭제
- 제2 또는 10항에 기재한 방법에 의해 제조되는 것을 특징으로 하는 복합화 입자.
- 제2 또는 10항에 기재한 방법에 의해 제조되는 복합화 입자를 함유하는 것을 특징으로 하는 화학 기계 연마용 수계 분산체.
- 중합체 입자와, 그 중합체 입자의 제타 전위와 동 부호의 제타 전위에 있는 무기 입자를 혼합하고, 그 후 이들을 함유하는 수계 분산체의 pH를, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되게 변화시켜 상기 중합체 입자 및 상기 무기 입자를 포함하는 복합 입자를 형성하고, 반도체 장치의 피가공막의 연마에 사용되는 화학 기계 연마용 수계 분산체를 제조하는 것을 특징으로 하는, 화학 기계 연마용 수계 분산체의 제조 방법.
- 삭제
- 제22항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 상기 중합체 입자가 카르복실기, 그의 음이온, 술폰산기 및 그의 음이온 중 하나 이상을 갖는 것인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제22항에 있어서, 상기 무기 입자가 알루미나, 티타니아 및 세리아 중 하나 이상이고, 음성 계면 활성제 및 음성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 화학 기계 연마용 수계 분산체의 제조 방법.
- 삭제
- 제22항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 상기 중합체 입자가 아미노기 및 그의 양이온 중 하나 이상을 갖는 화학 기계 연마용 수계 분산체의 제조 방법.
- 제22항에 있어서, 상기 무기 입자가 실리카 및 지르코니아 중 하나 이상이고, 양성 계면 활성제 및 양성 수용성 고분자 중 하나 이상이 상기 중합체 입자에 흡착 또는 화학 결합되어 있는 화학 기계 연마용 수계 분산체의 제조 방법.
- 삭제
- 삭제
- 제22항에 있어서, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되도록 변화시킨 경우의 pH의 각 제타 전위의 차가 24 mV 이상인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제24항에 있어서, 상기 무기 입자가 알루미나 입자이고, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되도록 변화시킨 경우의 pH가 3 내지 8인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제24항에 있어서, 상기 무기 입자가 티타니아 입자이고, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되도록 변화시킨 경우의 pH가 3 내지 5인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제27항에 있어서, 상기 무기 입자가 실리카 입자이고, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되도록 변화시킨 경우의 pH가 3 내지 10인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제27항에 있어서, 상기 무기 입자가 지르코니아 입자이고, 상기 중합체 입자의 제타 전위와 상기 무기 입자의 제타 전위가 역부호가 되도록 변화시킨 경우의 pH가 4 내지 10인 화학 기계 연마용 수계 분산체의 제조 방법.
- 제22항에 있어서, 상기 중합체 입자의 평균 입자 크기(Sp)와 상기 무기 입자의 평균 입자 크기(Si)와의 비 (Sp/Si)가 1.5 내지 150이고, 상기 무기 입자가 피복되어 있는 면적은 상기 중합체 입자의 표면적의 20 % 이상인 화학 기계 연마용 수계 분산체의 제조 방법.
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JP33150499A JP4151178B2 (ja) | 1999-11-22 | 1999-11-22 | 化学機械研磨用水系分散体の製造方法 |
JP99-331505 | 1999-11-22 | ||
JP33150599A JP4151179B2 (ja) | 1999-11-22 | 1999-11-22 | 複合粒子の製造方法及びこの方法により製造される複合粒子並びに複合粒子を含有する化学機械研磨用水系分散体 |
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KR100444239B1 true KR100444239B1 (ko) | 2004-08-11 |
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US (1) | US6582761B1 (ko) |
EP (2) | EP1243611B1 (ko) |
KR (1) | KR100444239B1 (ko) |
DE (2) | DE60015479T2 (ko) |
TW (1) | TW534917B (ko) |
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US6582761B1 (en) | 2003-06-24 |
EP1104778A3 (en) | 2002-08-21 |
DE60015479T2 (de) | 2005-10-27 |
TW534917B (en) | 2003-06-01 |
EP1104778B1 (en) | 2004-11-03 |
EP1243611A1 (en) | 2002-09-25 |
EP1243611B1 (en) | 2006-02-08 |
DE60025959T2 (de) | 2006-10-19 |
EP1104778A2 (en) | 2001-06-06 |
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