KR20150014961A - 슬러리, 연마액 세트, 연마액, 기체의 연마 방법 및 기체 - Google Patents
슬러리, 연마액 세트, 연마액, 기체의 연마 방법 및 기체 Download PDFInfo
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- KR20150014961A KR20150014961A KR1020147034838A KR20147034838A KR20150014961A KR 20150014961 A KR20150014961 A KR 20150014961A KR 1020147034838 A KR1020147034838 A KR 1020147034838A KR 20147034838 A KR20147034838 A KR 20147034838A KR 20150014961 A KR20150014961 A KR 20150014961A
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- South Korea
- Prior art keywords
- polishing
- liquid
- abrasive grains
- polished
- mass
- Prior art date
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Abstract
Description
도 2는 첨가제를 첨가했을 때에 지립이 응집되는 모습을 도시하는 모식도이다.
도 3은 첨가제를 첨가했을 때에 지립이 응집하는 모습을 도시하는 모식도이다.
A2 : 튜브각 Rmin : 최소 반경
Rmax : 최대 반경 Rav : 평균 반경
Claims (26)
- 지립과 물을 함유하는 슬러리이며,
상기 지립이, 4가 금속 원소의 수산화물을 포함하고, 또한, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 400nm의 광에 대하여 흡광도 1.00 이상 1.50 미만을 부여하는 것이며, 또한, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액을 원심 가속도 1.59×105G로 50분 원심 분리했을 때에 불휘발분 함량 300ppm 이상의 액상을 부여하는 것인, 슬러리. - 제1항에 있어서, 상기 지립이, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 500nm의 광에 대하여 광투과율 50%/cm 이상을 부여하는 것인, 슬러리.
- 제1항 또는 제2항에 있어서, 상기 지립이, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 500nm의 광에 대하여 광투과율 95%/cm 이상을 부여하는 것인, 슬러리.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 지립이, 상기 지립의 함유량을 0.0065질량%로 조정한 수분산액에서 파장 290nm의 광에 대하여 흡광도 1.000 이상을 부여하는 것인, 슬러리.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 지립이, 상기 지립의 함유량을 0.0065질량%로 조정한 수분산액에서 파장 450 내지 600nm의 광에 대하여 흡광도 0.010 이하를 부여하는 것인, 슬러리.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 상기 4가 금속 원소의 수산화물이 4가 금속 원소의 염과 알칼리원을 반응시켜서 얻어지는 것인, 슬러리.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 상기 4가 금속 원소가 4가 세륨인, 슬러리.
- 제1 액과 제2 액을 혼합하여 연마액이 되도록 상기 연마액의 구성 성분이 상기 제1 액과 상기 제2 액으로 나누어서 보존되며, 상기 제1 액이 제1항 내지 제7항 중 어느 한 항에 기재된 슬러리이고, 상기 제2 액이 첨가제와 물을 포함하는, 연마액 세트.
- 제8항에 있어서, 상기 첨가제가 비닐알코올 중합체 및 당해 비닐알코올 중합체의 유도체로 이루어지는 군에서 선택되는 적어도 1종인, 연마액 세트.
- 제8항 또는 제9항에 있어서, 상기 첨가제의 함유량이 연마액 전체 질량 기준으로 0.01질량% 이상인, 연마액 세트.
- 지립과 첨가제와 물을 함유하는 연마액이며,
상기 지립이, 4가 금속 원소의 수산화물을 포함하고, 또한, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 400nm의 광에 대하여 흡광도 1.00 이상 1.50 미만을 부여하는 것이며, 또한, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액을 원심 가속도 1.59×105G로 50분 원심 분리했을 때에 불휘발분 함량 300ppm 이상의 액상을 부여하는 것인, 연마액. - 제11항에 있어서, 상기 지립이, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 500nm의 광에 대하여 광투과율 50%/cm 이상을 부여하는 것인, 연마액.
- 제11항 또는 제12항에 있어서, 상기 지립이, 상기 지립의 함유량을 1.0질량%로 조정한 수분산액에서 파장 500nm의 광에 대하여 광투과율 95%/cm 이상을 부여하는 것인, 연마액.
- 제11항 내지 제13항 중 어느 한 항에 있어서, 상기 지립이, 상기 지립의 함유량을 0.0065질량%로 조정한 수분산액에서 파장 290nm의 광에 대하여 흡광도 1.000 이상을 부여하는 것인, 연마액.
- 제11항 내지 제14항 중 어느 한 항에 있어서, 상기 지립이, 상기 지립의 함유량을 0.0065질량%로 조정한 수분산액에서 파장 450 내지 600nm의 광에 대하여 흡광도 0.010 이하를 부여하는 것인, 연마액.
- 제11항 내지 제15항 중 어느 한 항에 있어서, 상기 4가 금속 원소의 수산화물이 4가 금속 원소의 염과 알칼리원을 반응시켜서 얻어지는 것인, 연마액.
- 제11항 내지 제16항 중 어느 한 항에 있어서, 상기 4가 금속 원소가 4가 세륨인, 연마액.
- 제11항 내지 제17항 중 어느 한 항에 있어서, 상기 첨가제가 비닐알코올 중합체 및 당해 비닐알코올 중합체의 유도체로 이루어지는 군에서 선택되는 적어도 1종인, 연마액.
- 제11항 내지 제18항 중 어느 한 항에 있어서, 상기 첨가제의 함유량이 연마액 전체 질량 기준으로 0.01질량% 이상인, 연마액.
- 표면에 피연마 재료를 갖는 기체(基體)의 상기 피연마 재료를 연마 패드에 대향하도록 배치하는 공정과,
상기 연마 패드와 상기 피연마 재료 사이에 제1항 내지 제7항 중 어느 한 항에 기재된 슬러리를 공급하여, 상기 피연마 재료의 적어도 일부를 연마하는 공정을 갖는, 기체의 연마 방법. - 표면에 피연마 재료를 갖는 기체의 상기 피연마 재료를 연마 패드에 대향하도록 배치하는 공정과,
제8항 내지 제10항 중 어느 한 항에 기재된 연마액 세트에서의 상기 제1 액과 상기 제2 액을 혼합하여 상기 연마액을 얻는 공정과,
상기 연마 패드와 상기 피연마 재료 사이에 상기 연마액을 공급하여, 상기 피연마 재료의 적어도 일부를 연마하는 공정을 갖는, 기체의 연마 방법. - 표면에 피연마 재료를 갖는 기체의 상기 피연마 재료를 연마 패드에 대향하도록 배치하는 공정과,
제8항 내지 제10항 중 어느 한 항에 기재된 연마액 세트에서의 상기 제1 액과 상기 제2 액을 각각 상기 연마 패드와 상기 피연마 재료 사이에 공급하여, 상기 피연마 재료의 적어도 일부를 연마하는 공정을 갖는, 기체의 연마 방법. - 표면에 피연마 재료를 갖는 기체의 상기 피연마 재료를 연마 패드에 대향하도록 배치하는 공정과,
상기 연마 패드와 상기 피연마 재료 사이에 제11항 내지 제19항 중 어느 한 항에 기재된 연마액을 공급하여, 상기 피연마 재료의 적어도 일부를 연마하는 공정을 갖는, 기체의 연마 방법. - 제20항 내지 제23항 중 어느 한 항에 있어서, 상기 피연마 재료가 산화규소를 포함하는, 연마 방법.
- 제20항 내지 제24항 중 어느 한 항에 있어서, 상기 피연마 재료의 표면에 요철이 형성되어 있는, 연마 방법.
- 제20항 내지 제25항 중 어느 한 항에 기재된 연마 방법에 의해 연마된, 기체.
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TWI576400B (zh) | 2017-04-01 |
US9932497B2 (en) | 2018-04-03 |
JPWO2013175856A1 (ja) | 2016-01-12 |
TW201402733A (zh) | 2014-01-16 |
JP5943073B2 (ja) | 2016-06-29 |
CN104334675A (zh) | 2015-02-04 |
KR102034331B1 (ko) | 2019-10-18 |
SG11201407029XA (en) | 2014-12-30 |
CN104334675B (zh) | 2016-10-26 |
US20150140904A1 (en) | 2015-05-21 |
WO2013175856A1 (ja) | 2013-11-28 |
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