JP2012519969A - ナノダイヤモンドを用いた化学機械平坦化 - Google Patents
ナノダイヤモンドを用いた化学機械平坦化 Download PDFInfo
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- C01B21/00—Nitrogen; Compounds thereof
- C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
- C01B21/0632—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with gallium, indium or thallium
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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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table 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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- 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 potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table 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
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/30625—With simultaneous mechanical treatment, e.g. mechanico-chemical polishing
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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
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- 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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- C09K3/00—Materials not provided for elsewhere
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- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
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- C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
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- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
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Abstract
Description
Claims (53)
- 窒化ガリウム用の化学機械研摩スラリーであって、
少なくとも約80重量%の水と、
前記水中に分散され、約5重量%以下の量で存在する超分散性ダイヤモンド(UDD)と、
前記スラリーのpHを少なくとも約8.0に調整するのに有効な量のpH調整剤と
を含み、
前記化学機械研摩スラリーが、約5.0Å以下のGaN表面等級を有する、化学機械研摩スラリー。 - 化学機械研摩スラリーであって、
少なくとも約80重量%の水と、
前記水中に分散され、約5重量%以下の量で存在する超分散性ダイヤモンド(UDD)と、
約10重量%以下の量の酸化剤と
を含み、
前記化学機械研摩スラリーが、約5Å以下のGaN表面等級を有する、化学機械研摩スラリー。 - 化学機械研摩スラリーであって、
少なくとも約80重量%の水と、
前記水中に分散され、約5重量%以下の量で存在する超分散性ダイヤモンド(UDD)と、
約1000ppm以下の量の錯化剤と
を含み、
前記化学機械研摩スラリーが、約5Å以下のGaN表面等級を有する、化学機械研摩スラリー。 - 前記化学機械研摩スラリーが、少なくとも約10Å/分のGaN除去等級を有する、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 前記化学機械研摩スラリーが、実質上シリカ粒子を含まない、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 前記UDDが、約10.0nm以下の平均一次粒径を有する、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 前記UDDが、約150m2/g〜約400m2/gの表面積を有する、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 前記UDDが、約2.6g/m3〜約3.2g/m3の密度を有する、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 錯化剤をさらに含む、請求項1または2に記載の化学機械研摩スラリー。
- 前記錯化剤がクエン酸を含む、請求項9に記載の化学機械研摩スラリー。
- 前記錯化剤が、約1000ppm以下の量で存在する、請求項9に記載の化学機械研摩スラリー。
- 前記錯化剤が、約500ppm以上の量で存在する、請求項9に記載の化学機械研摩スラリー。
- 前記化学機械研摩スラリーが不動態化剤をさらに含む、請求項1〜3のいずれか一項に記載の化学機械研摩スラリー。
- 前記不動態化剤が、約500ppm以下の量で存在する、請求項13に記載の化学機械研摩スラリー。
- 前記不動態化剤が、約50ppm以上の量で存在する、請求項13に記載の化学機械研摩スラリー。
- 前記不動態化剤が、1,2,4トリアゾールを含む、請求項13に記載の化学機械研摩スラリー。
- 前記化学機械研摩スラリーが酸化剤をさらに含む、請求項1または3に記載の化学機械研摩スラリー。
- 前記酸化剤が、次亜塩素酸ナトリウムを含む、請求項17に記載の化学機械研摩スラリー。
- 前記酸化剤が、過硫酸アンモニウムを含む、請求項17に記載の化学機械研摩スラリー。
- 前記酸化剤が、過酸化水素を含む、請求項17に記載の化学機械研摩スラリー。
- 前記酸化剤が、約10重量%以下の量で存在する、請求項17に記載の化学機械研摩スラリー。
- pH調整剤をさらに含む、請求項2または3に記載の化学機械研摩スラリー。
- 前記pH調整剤が、水酸化カリウムを含む、請求項22に記載の化学機械研摩スラリー。
- 前記化学機械研摩スラリーが、少なくとも約8.0のpHを有する、請求項2または3に記載の化学機械研摩スラリー。
- 前記化学機械研摩スラリーが、約6.9以下のpHを有する、請求項2または3に記載の化学機械研摩スラリー。
- 前記スラリーの前記pHを調整するために酸をさらに含む、請求項25に記載の化学機械研摩スラリー。
- III−V族基板の化学機械研摩方法であって、
前記III−V族基板の表面に、超分散性ダイヤモンド(UDD)および少なくとも約80重量%の水を含む化学機械研摩スラリーと、研摩パッドとを適用するステップ、および
前記III−V族基板の前記表面を前記化学機械研摩スラリーおよび前記研摩パッドにより少なくとも約10Å/分の材料除去速度で研摩して、約5.0Å以下のRaを達成するステップ
を含む、方法。 - SiC基板の化学機械研摩方法であって、
前記SiC基板の表面に、超分散性ダイヤモンド(UDD)および少なくとも約80重量%の水を含む化学機械研摩スラリーと、研摩パッドとを適用するステップ、および
前記SiC基板の前記表面を前記化学機械研摩スラリーにより少なくとも約2.5Å/分の材料除去速度で研摩して、約5.0Å以下のRaを達成するステップ
を含む、方法。 - 前記化学機械研摩スラリーが、約5.0Å以下のGaN表面等級を有する、請求項27または58に記載の方法。
- 前記化学機械研摩スラリーが、少なくとも約10.0ÅのGaN除去等級を有する、請求項27または58に記載の方法。
- 前記化学機械研摩スラリーが、実質上シリカ粒子を含まない、請求項27または58に記載の方法。
- 前記UDDが、約5.0重量%以下の量で存在する、請求項27に記載の方法。
- 前記UDDが、約10.0nm以下の平均一次粒径を有する、請求項27または58に記載の方法。
- 前記UDDが、約150m2/g〜約400m2/gの表面積を有する、請求項27または58に記載の方法。
- 前記UDDが、約2.6g/m3〜約3.2g/m3の密度を有する、請求項27または58に記載の方法。
- 前記化学機械研摩スラリーが錯化剤をさらに含む、請求項27または58に記載の方法。
- 前記錯化剤がクエン酸を含む、請求項36に記載の方法。
- 前記錯化剤が、約1000ppm以下の量で存在する、請求項36に記載の方法。
- 前記化学機械研摩スラリーが不動態化剤をさらに含む、請求項27または58に記載の方法。
- 前記不動態化剤が、約500ppm以下の量で存在する、請求項39に記載の方法。
- 前記不動態化剤が、1,2,4トリアゾールを含む、請求項39に記載の方法。
- 前記化学機械研摩スラリーがpH調整剤をさらに含む、請求項27または58に記載の方法。
- 前記pH調整剤が、前記化学機械研摩スラリーを少なくとも約8.0のpHに調整するのに有効な量で存在する、請求項42に記載の方法。
- 前記pH調整剤が水酸化カリウムを含む、請求項42に記載の方法。
- 前記化学機械研摩スラリーが、約6.9以下のpHを有する、請求項42に記載の方法。
- 前記化学機械研摩スラリーが酸化剤をさらに含む、請求項27または58に記載の方法。
- 前記酸化剤が、次亜塩素酸ナトリウムを含む、請求項46に記載の方法。
- 前記酸化剤が、過硫酸アンモニウムを含む、請求項46に記載の方法。
- 前記酸化剤が、過酸化水素を含む、請求項46に記載の方法。
- 前記酸化剤が、約10重量%以下の量で存在する、請求項46に記載の方法。
- 前記III−V族基板が、AlxGayInzN(ただしx+y+z=1)を含む、請求項57に記載の方法。
- 前記III−V族基板が、窒化ガリウムを含む、請求項43に記載の方法。
- 前記III−V族基板が、ヒ化ガリウムを含む、請求項43に記載の方法。
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US15996209P | 2009-03-13 | 2009-03-13 | |
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PCT/US2010/027250 WO2010105240A2 (en) | 2009-03-13 | 2010-03-12 | Chemical mechanical planarization using nanodiamond |
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US (2) | US8980113B2 (ja) |
EP (2) | EP3708631A1 (ja) |
JP (1) | JP5576409B2 (ja) |
KR (2) | KR101346009B1 (ja) |
CN (1) | CN102341473B (ja) |
CA (1) | CA2755122C (ja) |
MY (1) | MY158571A (ja) |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106147617A (zh) * | 2015-04-28 | 2016-11-23 | 天津诺邦科技有限公司 | 一种多晶金刚石水基抛光液及其制备方法 |
JP2017075220A (ja) * | 2015-10-14 | 2017-04-20 | 株式会社ダイセル | Cmp用研磨材組成物 |
JP2017179220A (ja) * | 2016-03-31 | 2017-10-05 | 株式会社フジミインコーポレーテッド | 研磨用組成物 |
JP2018182120A (ja) * | 2017-04-17 | 2018-11-15 | 株式会社ダイセル | GaN基板のCMP用研磨材組成物 |
JP2019535146A (ja) * | 2016-09-23 | 2019-12-05 | サン−ゴバン セラミックス アンド プラスティクス,インコーポレイティド | 化学的機械的平坦化スラリーおよびその形成方法 |
JP2020011895A (ja) * | 2017-09-08 | 2020-01-23 | 住友電気工業株式会社 | 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005034301A1 (ja) * | 2003-09-25 | 2005-04-14 | Matsushita Electric Industrial Co., Ltd. | 窒化物半導体素子およびその製造方法 |
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WO2013168047A1 (en) * | 2012-05-07 | 2013-11-14 | Basf Se | Process for manufacture of semiconductor devices |
EP2662885A1 (en) | 2012-05-07 | 2013-11-13 | Basf Se | A process for the manufacture of semiconductor devices comprising the chemical mechanical polishing (cmp) of iii-v material in the presence of a cmp composition comprising a compound containing an n-heterocycle |
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US9646841B1 (en) | 2015-10-14 | 2017-05-09 | International Business Machines Corporation | Group III arsenide material smoothing and chemical mechanical planarization processes |
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EP3475375B1 (en) | 2016-06-22 | 2023-11-15 | CMC Materials, Inc. | Polishing composition comprising an amine-containing surfactant |
WO2018190780A1 (en) * | 2017-04-12 | 2018-10-18 | Ozyegin Universitesi | Chemical mechanical planarization of gallium nitride |
GB2584372B (en) * | 2018-02-22 | 2022-04-13 | Massachusetts Inst Technology | Method of reducing semiconductor substrate surface unevenness |
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EP3816259A4 (en) * | 2019-09-17 | 2021-10-13 | AGC Inc. | ABRASIVE AGENT, GLASS GRINDING PROCESS AND GLASS PRODUCTION PROCESS |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003507566A (ja) * | 1999-08-24 | 2003-02-25 | ロデール ホールディングス インコーポレイテッド | 絶縁体及び金属のcmp用組成物及びそれに関する方法 |
JP2004178777A (ja) * | 2002-11-26 | 2004-06-24 | Nihon Micro Coating Co Ltd | テクスチャ加工用研磨スラリー及び方法 |
JP2004311575A (ja) * | 2003-04-03 | 2004-11-04 | Rodel Nitta Co | 半導体基板用研磨組成物及びこれを用いた半導体基板製造方法 |
WO2005109481A1 (ja) * | 2004-05-11 | 2005-11-17 | Nitta Haas Incorporated | 研磨組成物および基板の研磨方法 |
JP2006310362A (ja) * | 2005-04-26 | 2006-11-09 | Sumitomo Electric Ind Ltd | Iii族窒化物結晶の表面処理方法、iii族窒化物結晶基板、エピタキシャル層付iii族窒化物結晶基板および半導体デバイス |
JP2008138097A (ja) * | 2006-12-01 | 2008-06-19 | Nihon Micro Coating Co Ltd | 硬質結晶基板研磨方法及び油性研磨スラリー |
Family Cites Families (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1767920A1 (de) * | 1967-07-03 | 1971-10-07 | Allied Chem | Verfahren zur Herstellung einer stabilen Diamantdispersion |
RU2051092C1 (ru) | 1991-12-25 | 1995-12-27 | Научно-производственное объединение "Алтай" | Алмазсодержащее вещество и способ его получения |
US6258137B1 (en) | 1992-02-05 | 2001-07-10 | Saint-Gobain Industrial Ceramics, Inc. | CMP products |
RU2041165C1 (ru) | 1993-02-12 | 1995-08-09 | Научно-производственное объединение "Алтай" | Алмазоуглеродное вещество и способ его получения |
US5846122A (en) * | 1995-04-25 | 1998-12-08 | Lucent Technologies Inc. | Method and apparatus for polishing metal-soluble materials such as diamond |
JP2000015560A (ja) | 1998-06-30 | 2000-01-18 | Okamoto Machine Tool Works Ltd | 研磨剤スラリーおよびその製造方法 |
KR100277968B1 (ko) | 1998-09-23 | 2001-03-02 | 구자홍 | 질화갈륨 기판 제조방법 |
US6258721B1 (en) * | 1999-12-27 | 2001-07-10 | General Electric Company | Diamond slurry for chemical-mechanical planarization of semiconductor wafers |
US6242351B1 (en) * | 1999-12-27 | 2001-06-05 | General Electric Company | Diamond slurry for chemical-mechanical planarization of semiconductor wafers |
US6596079B1 (en) | 2000-03-13 | 2003-07-22 | Advanced Technology Materials, Inc. | III-V nitride substrate boule and method of making and using the same |
US20020062600A1 (en) * | 2000-08-11 | 2002-05-30 | Mandigo Glenn C. | Polishing composition |
JP2002284600A (ja) | 2001-03-26 | 2002-10-03 | Hitachi Cable Ltd | 窒化ガリウム結晶基板の製造方法及び窒化ガリウム結晶基板 |
US6488767B1 (en) | 2001-06-08 | 2002-12-03 | Advanced Technology Materials, Inc. | High surface quality GaN wafer and method of fabricating same |
JP4245310B2 (ja) * | 2001-08-30 | 2009-03-25 | 忠正 藤村 | 分散安定性に優れたダイヤモンド懸濁水性液、このダイヤモンドを含む金属膜及びその製造物 |
JP3748410B2 (ja) | 2001-12-27 | 2006-02-22 | 株式会社東芝 | 研磨方法及び半導体装置の製造方法 |
US6776696B2 (en) * | 2002-10-28 | 2004-08-17 | Planar Solutions Llc | Continuous chemical mechanical polishing process for polishing multiple conductive and non-conductive layers on semiconductor wafers |
JP4363890B2 (ja) | 2003-04-30 | 2009-11-11 | 共栄社化学株式会社 | 水系研磨加工液 |
KR100550491B1 (ko) | 2003-05-06 | 2006-02-09 | 스미토모덴키고교가부시키가이샤 | 질화물 반도체 기판 및 질화물 반도체 기판의 가공 방법 |
JP4380294B2 (ja) * | 2003-10-29 | 2009-12-09 | 日立電線株式会社 | Iii−v族窒化物系半導体基板 |
US7323256B2 (en) | 2003-11-13 | 2008-01-29 | Cree, Inc. | Large area, uniformly low dislocation density GaN substrate and process for making the same |
US7118813B2 (en) | 2003-11-14 | 2006-10-10 | Cree, Inc. | Vicinal gallium nitride substrate for high quality homoepitaxy |
US7255810B2 (en) * | 2004-01-09 | 2007-08-14 | Cabot Microelectronics Corporation | Polishing system comprising a highly branched polymer |
CN1560161A (zh) * | 2004-03-01 | 2005-01-05 | 长沙矿冶研究院 | 一种水基纳米金刚石抛光液及其制造方法 |
CN1985306A (zh) | 2004-07-12 | 2007-06-20 | 昭和电工株式会社 | 纹理加工用组合物 |
US20060108325A1 (en) | 2004-11-19 | 2006-05-25 | Everson William J | Polishing process for producing damage free surfaces on semi-insulating silicon carbide wafers |
JP4525353B2 (ja) | 2005-01-07 | 2010-08-18 | 住友電気工業株式会社 | Iii族窒化物基板の製造方法 |
US20070039246A1 (en) * | 2005-08-17 | 2007-02-22 | Zhendong Liu | Method for preparing polishing slurry |
JP2007075948A (ja) | 2005-09-14 | 2007-03-29 | Mitsubishi Heavy Ind Ltd | 研磨板及びその製造方法ならびにラッピング装置及びラッピング方法 |
JP4936424B2 (ja) * | 2005-10-31 | 2012-05-23 | 日本ミクロコーティング株式会社 | 研磨材及びその製造方法 |
US7867467B2 (en) | 2005-12-30 | 2011-01-11 | Federal State Institution “Federal Agency for Legal Protection of Military, Special and Dual Use Intellectual Activity Results” Under Ministry of Justics of the Russian Federation | Nanodiamond and a method for the production thereof |
US7241206B1 (en) | 2006-02-17 | 2007-07-10 | Chien-Min Sung | Tools for polishing and associated methods |
JP2007273492A (ja) | 2006-03-30 | 2007-10-18 | Mitsubishi Electric Corp | 窒化物半導体装置およびその製造方法 |
JP2007299979A (ja) * | 2006-05-01 | 2007-11-15 | Sumitomo Electric Ind Ltd | Iii族窒化物結晶の表面処理方法およびiii族窒化物結晶基板 |
JP2008066355A (ja) | 2006-09-05 | 2008-03-21 | Sumitomo Electric Ind Ltd | 3族窒化物基板の製造方法、3族窒化物基板、エピタキシャル層付き3族窒化物基板、3族窒化物デバイス、エピタキシャル層付き3族窒化物基板の製造方法、および3族窒化物デバイスの製造方法。 |
JP4838703B2 (ja) * | 2006-12-26 | 2011-12-14 | 富士電機株式会社 | 磁気記録媒体用ディスク基板の製造方法、磁気記録媒体用ディスク基板、磁気記録媒体の製造方法、磁気記録媒体、及び磁気記録装置 |
FR2917232B1 (fr) * | 2007-06-06 | 2009-10-09 | Soitec Silicon On Insulator | Procede de fabrication d'une structure pour epitaxie sans zone d'exclusion. |
WO2009017734A1 (en) * | 2007-07-31 | 2009-02-05 | Aspt, Inc. | Slurry containing multi-oxidizer and nano-sized diamond abrasive for tungsten cmp |
US8980113B2 (en) * | 2009-03-13 | 2015-03-17 | Saint-Gobain Ceramics & Plastics, Inc. | Chemical mechanical planarization using nanodiamond |
-
2010
- 2010-03-12 US US12/723,606 patent/US8980113B2/en active Active
- 2010-03-12 CA CA2755122A patent/CA2755122C/en not_active Expired - Fee Related
- 2010-03-12 KR KR1020117022837A patent/KR101346009B1/ko active IP Right Grant
- 2010-03-12 EP EP20167117.9A patent/EP3708631A1/en not_active Withdrawn
- 2010-03-12 KR KR1020137025786A patent/KR101508917B1/ko active IP Right Grant
- 2010-03-12 MY MYPI2011004179A patent/MY158571A/en unknown
- 2010-03-12 WO PCT/US2010/027250 patent/WO2010105240A2/en active Application Filing
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-
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- 2015-02-06 US US14/615,477 patent/US9343321B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003507566A (ja) * | 1999-08-24 | 2003-02-25 | ロデール ホールディングス インコーポレイテッド | 絶縁体及び金属のcmp用組成物及びそれに関する方法 |
JP2004178777A (ja) * | 2002-11-26 | 2004-06-24 | Nihon Micro Coating Co Ltd | テクスチャ加工用研磨スラリー及び方法 |
JP2004311575A (ja) * | 2003-04-03 | 2004-11-04 | Rodel Nitta Co | 半導体基板用研磨組成物及びこれを用いた半導体基板製造方法 |
WO2005109481A1 (ja) * | 2004-05-11 | 2005-11-17 | Nitta Haas Incorporated | 研磨組成物および基板の研磨方法 |
JP2006310362A (ja) * | 2005-04-26 | 2006-11-09 | Sumitomo Electric Ind Ltd | Iii族窒化物結晶の表面処理方法、iii族窒化物結晶基板、エピタキシャル層付iii族窒化物結晶基板および半導体デバイス |
JP2008138097A (ja) * | 2006-12-01 | 2008-06-19 | Nihon Micro Coating Co Ltd | 硬質結晶基板研磨方法及び油性研磨スラリー |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106147617A (zh) * | 2015-04-28 | 2016-11-23 | 天津诺邦科技有限公司 | 一种多晶金刚石水基抛光液及其制备方法 |
JP2017075220A (ja) * | 2015-10-14 | 2017-04-20 | 株式会社ダイセル | Cmp用研磨材組成物 |
JP2017179220A (ja) * | 2016-03-31 | 2017-10-05 | 株式会社フジミインコーポレーテッド | 研磨用組成物 |
WO2017170061A1 (ja) * | 2016-03-31 | 2017-10-05 | 株式会社フジミインコーポレーテッド | 研磨用組成物 |
JP2019535146A (ja) * | 2016-09-23 | 2019-12-05 | サン−ゴバン セラミックス アンド プラスティクス,インコーポレイティド | 化学的機械的平坦化スラリーおよびその形成方法 |
JP2018182120A (ja) * | 2017-04-17 | 2018-11-15 | 株式会社ダイセル | GaN基板のCMP用研磨材組成物 |
JP2020011895A (ja) * | 2017-09-08 | 2020-01-23 | 住友電気工業株式会社 | 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法 |
JP7036095B2 (ja) | 2017-09-08 | 2022-03-15 | 住友電気工業株式会社 | 炭化珪素エピタキシャル基板および炭化珪素半導体装置の製造方法 |
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KR20130116382A (ko) | 2013-10-23 |
EP2406341B1 (en) | 2020-04-29 |
JP5576409B2 (ja) | 2014-08-20 |
US9343321B2 (en) | 2016-05-17 |
CA2755122C (en) | 2016-05-31 |
KR101346009B1 (ko) | 2013-12-31 |
MY158571A (en) | 2016-10-14 |
EP2406341A4 (en) | 2014-05-07 |
WO2010105240A2 (en) | 2010-09-16 |
KR20110122216A (ko) | 2011-11-09 |
US20150155181A1 (en) | 2015-06-04 |
CN102341473B (zh) | 2014-06-18 |
CA2755122A1 (en) | 2010-09-16 |
EP3708631A1 (en) | 2020-09-16 |
US20100233880A1 (en) | 2010-09-16 |
WO2010105240A3 (en) | 2011-01-13 |
KR101508917B1 (ko) | 2015-04-07 |
CN102341473A (zh) | 2012-02-01 |
EP2406341A2 (en) | 2012-01-18 |
US8980113B2 (en) | 2015-03-17 |
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