JP2007520062A - 酸化型の金属類の化学機械研磨 - Google Patents
酸化型の金属類の化学機械研磨 Download PDFInfo
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- JP2007520062A JP2007520062A JP2006549348A JP2006549348A JP2007520062A JP 2007520062 A JP2007520062 A JP 2007520062A JP 2006549348 A JP2006549348 A JP 2006549348A JP 2006549348 A JP2006549348 A JP 2006549348A JP 2007520062 A JP2007520062 A JP 2007520062A
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- Prior art keywords
- metal
- chemical mechanical
- substrate
- mechanical polishing
- polishing
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- 150000003839 salts Chemical class 0.000 claims abstract description 22
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims abstract description 18
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- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000006174 pH buffer Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229960003742 phenol Drugs 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003003 phosphines Chemical class 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 description 1
- 238000006303 photolysis reaction Methods 0.000 description 1
- 230000015843 photosynthesis, light reaction Effects 0.000 description 1
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 1
- FHMDYDAXYDRBGZ-UHFFFAOYSA-N platinum tin Chemical compound [Sn].[Pt] FHMDYDAXYDRBGZ-UHFFFAOYSA-N 0.000 description 1
- ZONODCCBXBRQEZ-UHFFFAOYSA-N platinum tungsten Chemical compound [W].[Pt] ZONODCCBXBRQEZ-UHFFFAOYSA-N 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000003608 radiolysis reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 125000001174 sulfone group Chemical group 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 235000015523 tannic acid Nutrition 0.000 description 1
- LRBQNJMCXXYXIU-NRMVVENXSA-N tannic acid Chemical compound OC1=C(O)C(O)=CC(C(=O)OC=2C(=C(O)C=C(C=2)C(=O)OC[C@@H]2[C@H]([C@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)[C@@H](OC(=O)C=3C=C(OC(=O)C=4C=C(O)C(O)=C(O)C=4)C(O)=C(O)C=3)O2)OC(=O)C=2C=C(OC(=O)C=3C=C(O)C(O)=C(O)C=3)C(O)=C(O)C=2)O)=C1 LRBQNJMCXXYXIU-NRMVVENXSA-N 0.000 description 1
- 229940033123 tannic acid Drugs 0.000 description 1
- 229920002258 tannic acid Polymers 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 1
- 150000003899 tartaric acid esters Chemical class 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
-
- 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
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/32115—Planarisation
- H01L21/3212—Planarisation by chemical mechanical polishing [CMP]
-
- 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
-
- 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
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- ing And Chemical Polishing (AREA)
Abstract
Description
Claims (30)
- 酸化型の金属を含む基板を研磨するための方法であって、該方法が
(a)酸化型の金属を含む基板を提供し、
(b)該基板の一部を化学機械研磨システムと接触させ、該化学機械研磨システムは、
(i)研磨材、研磨パッド及びこれらの組み合わせからなる群から選択される研磨構成要素、
(ii)3−ヒドロキシ−4−ピロン類、α−ヒドロキシ−γ−ブチロラクトン類、ボラン、水素化ホウ素類、ジアルキルアミンボラン、ホルムアルデヒド、ギ酸、水素、ヒドロキノン類、ヒドロキシルアミン、次亜リン酸、トリヒドロキシベンゼン類、溶媒和電子、亜硫酸及びこれらの塩、並びにこれらの混合物からなる群から選択される還元剤、並びに
(iii)液体キャリア
を含み、並びに
(c)該基板を研磨するために酸化型の該金属の少なくとも一部を薄く削る
段階を含む方法。 - 前記酸化型が、酸化物、窒化物、ホウ化物、硫化物及びこれらの混合物からなる群から選択される、請求項1に記載の方法。
- 前記酸化型が酸化物であり、酸化型の前記金属がMxOyの分子式を有していて、Mが前記金属を表し、かつx及びyが整数を表していてyがx以上である、請求項2に記載の方法。
- 前記金属がタンタルである、請求項2に記載の方法。
- 前記金属が、白金、イリジウム、ルテニウム、ロジウム、パラジウム、銀、オスミウム、金及びこれらの組み合わせからなる群から選択される貴金属である、請求項2に記載の方法。
- 酸化型の前記金属が酸化イリジウムである、請求項5に記載の方法。
- 前記還元剤が、ジメチルアミンボラン、ギ酸、ヒドロキノン、ヒドロキノンスルホン酸、ヒドロキシルアミン、次亜リン酸、トリヒドロキシベンゼン類及びこれらの塩、並びにこれらの組み合わせからなる群から選択される、請求項6に記載の方法。
- 前記化学機械研磨システムが前記液体キャリア中に懸濁した研磨材を含み、該研磨材が、アルミナ、シリカ、セリア、ジルコニア、チタニア、ゲルマニア及びこれらが共形成した生成物、並びにこれらの組み合わせからなる群から選択される金属酸化物を含む、請求項7に記載の方法。
- 前記研磨材が、シリカ、ヒュームドアルミナ、又はこれらの組み合わせを含む、請求項8に記載の方法。
- 前記研磨材が、α−アルミナを含む、請求項8に記載の方法。
- 前記金属がタンタルである、請求項1に記載の方法。
- 前記金属が、白金、イリジウム、ルテニウム、ロジウム、パラジウム、銀、オスミウム、金及びこれらの組み合わせからなる群から選択される貴金属である、請求項1に記載の方法。
- 前記化学機械研磨システムが、前記液体キャリア中に懸濁した研磨材を含み、該研磨材が、アルミナ、シリカ、セリア、ジルコニア、チタニア、ゲルマニア及びこれらが共形成した生成物、並びにこれらの組み合わせからなる群から選択される金属酸化物を含む、請求項12に記載の方法。
- 前記研磨材が、シリカ、ヒュームドアルミナ、又はこれらの組み合わせを含む、請求項13に記載の方法。
- 前記研磨材がα−アルミナを含む、請求項13に記載の方法。
- 前記化学機械研磨システムが、前記液体キャリア中に懸濁した研磨材を含む、請求項1に記載の方法。
- 前記研磨材が、アルミナ、シリカ、セリア、ジルコニア、チタニア、ゲルマニア及びこれらが共形成した生成物、並びにこれらの組み合わせからなる群から選択される金属酸化物を含む、請求項16に記載の方法。
- 前記研磨材が、シリカ、ヒュームドアルミナ、又はこれらの組み合わせを含む、請求項17に記載の方法。
- 前記研磨材がα−アルミナを含む、請求項17に記載の方法。
- 前記還元剤が、ジメチルアミンボラン、ギ酸、ヒドロキノン、ヒドロキノンスルホン酸、ヒドロキシルアミン、次亜リン酸、トリヒドロキシベンゼン類及びこれらの塩、並びにこれらの組み合わせからなる群から選択される、請求項1に記載の方法。
- 前記化学機械研磨システムが、前記液体キャリア及びその中に溶解又は懸濁した構成要素の質量に対して0.1〜5質量%の還元剤を含む、請求項1に記載の方法。
- 前記化学機械研磨システムが研磨材を含み、該研磨材が研磨パッドに固定されている、請求項1に記載の方法。
- 前記液体キャリアが水を含む、請求項1に記載の方法。
- 前記化学機械研磨システムがさらに錯形成剤を含む、請求項1に記載の方法。
- 前記化学機械研磨システムがさらにpHバッファー剤を含む、請求項1に記載の方法。
- 前記化学機械研磨システムがさらに界面活性剤を含む、請求項1に記載の方法。
- 酸化型の金属を含む基板を研磨するための方法であって、該方法が、
(a)酸化型の金属を含む基板を提供し、
(b)該基板の一部を化学機械研磨システムと接触させ、該化学機械研磨システムは、
(i)研磨材、研磨パッド及びこれらの組み合わせからなる群から選択される研磨構成要素、
(ii)液体キャリア及びその中に溶解又は懸濁した構成要素の質量に対して0.1〜1質量%の還元剤であって、該還元剤が、3−ヒドロキシ−4−ピロン類、α−ヒドロキシ−γ−ブチロラクトン類、アスコルビン酸、ボラン、水素化ホウ素類、ジアルキルアミンボラン、ホルムアルデヒド、ギ酸、水素、ヒドロキノン類、ヒドロキシルアミン、次亜リン酸、トリヒドロキシベンゼン類、溶媒和電子、亜硫酸及びこれらの塩、並びにこれらの混合物からなる群から選択されるもの、並びに
(iii)該液体キャリア
を含み、並びに
(c)該基板を研磨するために酸化型の該金属の少なくとも一部を薄く削る
段階を含む方法。 - 前記化学機械研磨システムが、前記液体キャリア及びその中に溶解又は懸濁した構成要素の質量に対して0.1〜0.5質量%の還元剤を含む、請求項27に記載の方法。
- 酸化型の金属を含む基板を研磨するための方法であって、該方法が、
(a)酸化型の金属を含む基板を提供し、
(b)該基板の一部を化学機械研磨システムと接触させ、該化学機械研磨システムは、
(i)研磨材、研磨パッド及びこれらの組み合わせからなる群から選択される研磨構成要素、
(ii)3−ヒドロキシ−4−ピロン類、α−ヒドロキシ−γ−ブチロラクトン類、ボラン、水素化ホウ素類、ジアルキルアミンボラン、ホルムアルデヒド、ギ酸、水素、ヒドロキノン類、ヒドロキシルアミン、次亜リン酸、酸化型の該金属の標準酸化還元電位よりも低い標準酸化還元電位を有する金属又は酸化状態の金属イオン、トリヒドロキシベンゼン類、溶媒和電子、亜硫酸及びこれらの塩、並びにこれらの混合物からなる群から選択される還元剤、並びに
(iii)液体キャリア
を含むが、該研磨システムは酸化剤を含まず、並びに
(c)該基板を研磨するために酸化型の該金属の少なくとも一部を薄く削る
段階を含む方法。 - 酸化型の金属を含む基板を研磨するための方法であって、該方法が、
(a)酸化型の金属を含む基板を提供し、
(b)該基板の一部を化学機械研磨システムと接触させ、該化学機械研磨システムは、
(i)研磨材、研磨パッド及びこれらの組み合わせからなる群から選択される研磨構成要素であって、該研磨構成要素がα−アルミナとヒュームドアルミナの混合物を含まないもの、
(ii)3−ヒドロキシ−4−ピロン類、α−ヒドロキシ−γ−ブチロラクトン類、ボラン、水素化ホウ素類、ジアルキルアミンボラン、ホルムアルデヒド、ギ酸、水素、ヒドロキノン類、ヒドロキシルアミン、次亜リン酸、亜リン酸、酸化型の該金属の標準酸化還元電位よりも低い標準酸化還元電位を有する金属又は酸化状態の金属イオン、トリヒドロキシベンゼン類、溶媒和電子、亜硫酸及びこれらの塩、並びにこれらの混合物からなる群から選択される還元剤、並びに
(iii)液体キャリア
を含み、並びに
(c)該基板を研磨するために酸化型の該金属の少なくとも一部を薄く削る
段階を含む方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/753,138 US7288021B2 (en) | 2004-01-07 | 2004-01-07 | Chemical-mechanical polishing of metals in an oxidized form |
US10/753,138 | 2004-01-07 | ||
PCT/US2005/000140 WO2005068572A2 (en) | 2004-01-07 | 2005-01-05 | Chemical-mechanical polishing of metals in an oxidized form |
Publications (2)
Publication Number | Publication Date |
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JP2007520062A true JP2007520062A (ja) | 2007-07-19 |
JP4773370B2 JP4773370B2 (ja) | 2011-09-14 |
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JP2006549348A Expired - Fee Related JP4773370B2 (ja) | 2004-01-07 | 2005-01-05 | 酸化型の金属類の化学機械研磨 |
Country Status (7)
Country | Link |
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US (1) | US7288021B2 (ja) |
EP (1) | EP1709130A2 (ja) |
JP (1) | JP4773370B2 (ja) |
KR (1) | KR101104575B1 (ja) |
CN (1) | CN1906262B (ja) |
TW (1) | TWI293909B (ja) |
WO (1) | WO2005068572A2 (ja) |
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WO2010067844A1 (ja) * | 2008-12-11 | 2010-06-17 | 日立化成工業株式会社 | Cmp用研磨液及びこれを用いた研磨方法 |
JP2012519234A (ja) * | 2009-02-26 | 2012-08-23 | ピーピーティー リサーチ,インク. | 腐食防止組成物 |
US8592317B2 (en) | 2010-05-07 | 2013-11-26 | Hitachi Chemical Co., Ltd. | Polishing solution for CMP and polishing method using the polishing solution |
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US20090107851A1 (en) * | 2007-10-10 | 2009-04-30 | Akira Kodera | Electrolytic polishing method of substrate |
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US8853082B2 (en) * | 2009-12-28 | 2014-10-07 | Hitachi Chemical Company, Ltd. | Polishing liquid for CMP and polishing method using the same |
US8610280B2 (en) | 2011-09-16 | 2013-12-17 | Micron Technology, Inc. | Platinum-containing constructions, and methods of forming platinum-containing constructions |
KR101943704B1 (ko) * | 2016-06-27 | 2019-01-29 | 삼성에스디아이 주식회사 | 금속막용 cmp 슬러리 조성물 및 연마 방법 |
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Also Published As
Publication number | Publication date |
---|---|
TWI293909B (en) | 2008-03-01 |
CN1906262B (zh) | 2011-01-26 |
TW200531786A (en) | 2005-10-01 |
KR101104575B1 (ko) | 2012-01-11 |
WO2005068572A2 (en) | 2005-07-28 |
US20050148290A1 (en) | 2005-07-07 |
CN1906262A (zh) | 2007-01-31 |
US7288021B2 (en) | 2007-10-30 |
JP4773370B2 (ja) | 2011-09-14 |
WO2005068572A3 (en) | 2006-02-02 |
KR20060123437A (ko) | 2006-12-01 |
EP1709130A2 (en) | 2006-10-11 |
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