KR100704220B1 - 산화이트륨 소결체, 산화 이트륨 소결체를 이용한 세라믹부재, 및 산화이트륨 소결체의 제조 방법 - Google Patents
산화이트륨 소결체, 산화 이트륨 소결체를 이용한 세라믹부재, 및 산화이트륨 소결체의 제조 방법 Download PDFInfo
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- KR100704220B1 KR100704220B1 KR1020060014566A KR20060014566A KR100704220B1 KR 100704220 B1 KR100704220 B1 KR 100704220B1 KR 1020060014566 A KR1020060014566 A KR 1020060014566A KR 20060014566 A KR20060014566 A KR 20060014566A KR 100704220 B1 KR100704220 B1 KR 100704220B1
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- yttrium
- base
- sintered body
- sintered compact
- electrode
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- 239000000919 ceramic Substances 0.000 title claims description 56
- 238000004519 manufacturing process Methods 0.000 title claims description 32
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 title 3
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims abstract description 154
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- 238000010438 heat treatment Methods 0.000 claims description 60
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- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 35
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- C04B35/505—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on rare-earth compounds based on yttrium oxide
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- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/785—Submicron sized grains, i.e. from 0,1 to 1 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
- C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
- C04B2235/9669—Resistance against chemicals, e.g. against molten glass or molten salts
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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
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/687—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches
- H01L21/68714—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support
- H01L21/68757—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using mechanical means, e.g. chucks, clamps or pinches the wafers being placed on a susceptor, stage or support characterised by a coating or a hardness or a material
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Abstract
Description
Claims (18)
- 질화규소를 5 내지 40 체적% 함유하는 것인 산화이트륨 소결체.
- 제1항에 있어서, 상기 질화규소의 평균 입자 크기는 0.01 내지 5.0 μm인 것인산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 굽힘 강도가 250 MPa 이상인 것인 산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 파괴 인성이 1.5 MPa·m1/2 이상인 것인 산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 상대 밀도가 98 % 이상인 것인 산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 실온에서의 체적 저항률이 1×1015 Ω·cm 이상인 것인 산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 비유전율이 10 이상인 것인 산화이트륨 소결체.
- 제1항 또는 제2항에 있어서, 핫프레스법에 의해 소결되는 것인 산화이트륨 소결체.
- 적어도 일부로서 질화규소를 5 내지 40 체적% 함유하는 산화이트륨 소결체를 포함하는 기부와, 이 기부에 매설된 금속 부재를 포함하는 세라믹 부재.
- 제9항에 있어서, 상기 금속 부재를 급전 부재에 접속시키기 위한 단자와,상기 세라믹 부재에 매설되고, 상기 금속 부재 및 상기 단자와 접합하여, 상기 금속 부재와 상기 단자를 접속시키는 접속 부재를 구비하는 것인 세라믹 부재.
- 제10항에 있어서, 상기 접속 부재의 금속 부재와의 접합면과 상기 단자와의 접합면의 거리는 1 mm 이상인 것인 세라믹 부재.
- 제9항 내지 제11항 중 어느 한 항에 있어서, 상기 금속 부재는 정전 전극을 포함하고,상기 세라믹 부재는 기부와, 이 기부상에 형성된 상기 정전 전극과, 이 정전 전극상에 형성된 유전체층을 구비하는 정전 척을 포함하며,상기 기부와 상기 유전체층 중 적어도 하나는 상기 산화이트륨 소결체로 형 성되는 것인 세라믹 부재.
- 제12항에 있어서, 상기 기부는 상기 산화이트륨 소결체로 형성되고,상기 유전체층은 순도가 99.9 중량% 이상이며, 비유전율이 10 이상인 고유전율 산화이트륨 소결체로 형성되는 것인 세라믹 부재.
- 제9항 내지 제11항 중 어느 한 항에 있어서, 상기 금속 부재는 저항 발열체를 포함하고,상기 세라믹 부재는 기부와, 이 기부에 매설된 상기 저항 발열체를 구비하는 전기 히터를 포함하며,상기 기부 중 적어도 일부는 상기 산화이트륨 소결체로 형성되어 있는 것인 세라믹 부재.
- 제9항 내지 제11항 중 어느 한 항에 있어서, 상기 금속 부재는 RF 전극을 포함하고,상기 세라믹 부재는 기부와, 이 기부에 매설된 상기 RF 전극을 구비하는 서셉터를 포함하며,상기 기부 중 적어도 일부는 상기 산화이트륨 소결체로 형성되는 것인 세라믹 부재.
- 반도체 제조용 세라믹 부재로서,적어도 부식성 가스에 노출되는 부분이 질화규소를 5 내지 40 체적% 함유하는 산화이트륨 소결체로 형성되는 것인 세라믹 부재.
- 질화규소 5 내지 40 체적%와 산화이트륨을 함유하는 원료 분말을 준비하는 원료 분말 준비 단계와,상기 원료 분말을 이용하여 성형체를 제조하는 성형체 제조 단계와,상기 성형체를 불활성 가스 분위기 중에서 1500 내지 2000 ℃로 소결하는 성형체 소결 단계를 포함하는 산화이트륨 소결체의 제조 방법.
- 제17항에 있어서, 상기 성형체 소결 단계는 핫프레스법을 포함하는 것인 산화이트륨 소결체의 제조 방법.
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JP2005038209A JP4648030B2 (ja) | 2005-02-15 | 2005-02-15 | イットリア焼結体、セラミックス部材、及び、イットリア焼結体の製造方法 |
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JP (1) | JP4648030B2 (ko) |
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JP4796354B2 (ja) * | 2005-08-19 | 2011-10-19 | 日本碍子株式会社 | 静電チャック及びイットリア焼結体の製造方法 |
JP5016303B2 (ja) * | 2006-12-13 | 2012-09-05 | 日本特殊陶業株式会社 | 静電チャック及び静電チャック装置 |
WO2008088071A1 (ja) * | 2007-01-17 | 2008-07-24 | Toto Ltd. | セラミック部材および耐蝕性部材 |
US7833924B2 (en) * | 2007-03-12 | 2010-11-16 | Ngk Insulators, Ltd. | Yttrium oxide-containing material, component of semiconductor manufacturing equipment, and method of producing yttrium oxide-containing material |
JP4858319B2 (ja) * | 2007-06-07 | 2012-01-18 | 住友電気工業株式会社 | ウェハ保持体の電極接続構造 |
KR20090049992A (ko) * | 2007-11-14 | 2009-05-19 | 니뽄 가이시 가부시키가이샤 | 기판 유지체 |
JP5363132B2 (ja) * | 2008-02-13 | 2013-12-11 | 日本碍子株式会社 | 酸化イットリウム材料、半導体製造装置用部材及び酸化イットリウム材料の製造方法 |
JP5117891B2 (ja) * | 2008-03-11 | 2013-01-16 | 日本碍子株式会社 | 酸化イットリウム材料、半導体製造装置用部材及び酸化イットリウム材料の製造方法 |
JP5117892B2 (ja) * | 2008-03-13 | 2013-01-16 | 日本碍子株式会社 | 酸化イットリウム材料及び半導体製造装置用部材 |
JP5268476B2 (ja) * | 2008-07-29 | 2013-08-21 | 日本特殊陶業株式会社 | 静電チャック |
JP5189928B2 (ja) * | 2008-08-18 | 2013-04-24 | 日本碍子株式会社 | セラミックス部材の作成方法及び静電チャック |
JP5185025B2 (ja) * | 2008-08-29 | 2013-04-17 | 太平洋セメント株式会社 | セラミックス部材 |
JP2010114351A (ja) * | 2008-11-10 | 2010-05-20 | Ngk Spark Plug Co Ltd | 静電チャック装置 |
JP5481137B2 (ja) * | 2008-11-21 | 2014-04-23 | 日本特殊陶業株式会社 | 窒化珪素・メリライト複合焼結体 |
JP5972630B2 (ja) * | 2011-03-30 | 2016-08-17 | 日本碍子株式会社 | 静電チャックの製法 |
WO2013094934A1 (en) * | 2011-12-21 | 2013-06-27 | Lg Innotek Co., Ltd. | Method of fabricating silicon carbide powder |
JP6049509B2 (ja) * | 2012-03-28 | 2016-12-21 | 日本碍子株式会社 | セラミックヒーター、ヒーター電極及びセラミックヒーターの製法 |
KR101757793B1 (ko) | 2014-03-10 | 2017-07-14 | 스미토모 오사카 세멘토 가부시키가이샤 | 유전체 재료 및 정전 척 장치 |
KR101661114B1 (ko) * | 2015-03-04 | 2016-09-29 | 주)에코텍코리아 | 산화알루미늄과 산화지르코늄이 첨가된 고인성 산화이트륨 소결체의 제조 방법 |
JP7111522B2 (ja) * | 2018-06-25 | 2022-08-02 | 日本特殊陶業株式会社 | 静電チャック |
WO2020045432A1 (ja) * | 2018-08-29 | 2020-03-05 | 京セラ株式会社 | 静電チャックおよび静電チャックの製造方法 |
US10665493B1 (en) * | 2018-11-06 | 2020-05-26 | Mikro Mesa Technology Co., Ltd. | Micro device electrostatic chuck |
KR101965895B1 (ko) * | 2018-11-08 | 2019-04-04 | 주식회사 케이에스엠컴포넌트 | 정전 척 및 그 제조 방법 |
JP6699765B2 (ja) * | 2019-01-29 | 2020-05-27 | 住友電気工業株式会社 | ウェハ保持体 |
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KR102624914B1 (ko) * | 2021-03-19 | 2024-01-15 | 주식회사 아모센스 | 정전 척, 이를 포함하는 정전 척 히터 및 반도체 유지장치 |
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US4883776A (en) * | 1988-01-27 | 1989-11-28 | The Dow Chemical Company | Self-reinforced silicon nitride ceramic of high fracture toughness and a method of preparing the same |
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DE102006000068B4 (de) | 2014-03-13 |
DE102006000068A1 (de) | 2006-09-07 |
JP2006225185A (ja) | 2006-08-31 |
US7375046B2 (en) | 2008-05-20 |
KR20060092109A (ko) | 2006-08-22 |
TWI301829B (en) | 2008-10-11 |
US20060199722A1 (en) | 2006-09-07 |
TW200633945A (en) | 2006-10-01 |
JP4648030B2 (ja) | 2011-03-09 |
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