JP2001523394A - 化学的機械的研摩に用いられる懸濁液用の緩衝液 - Google Patents
化学的機械的研摩に用いられる懸濁液用の緩衝液Info
- Publication number
- JP2001523394A JP2001523394A JP54496398A JP54496398A JP2001523394A JP 2001523394 A JP2001523394 A JP 2001523394A JP 54496398 A JP54496398 A JP 54496398A JP 54496398 A JP54496398 A JP 54496398A JP 2001523394 A JP2001523394 A JP 2001523394A
- Authority
- JP
- Japan
- Prior art keywords
- buffer system
- buffer
- suspension
- mechanical polishing
- chemical mechanical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 57
- 238000005498 polishing Methods 0.000 title claims abstract description 38
- 239000000872 buffer Substances 0.000 title claims abstract description 27
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 239000007853 buffer solution Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 150000003839 salts Chemical class 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 35
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 claims description 28
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 24
- 239000002245 particle Substances 0.000 claims description 18
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 239000000377 silicon dioxide Substances 0.000 claims description 13
- 239000007800 oxidant agent Substances 0.000 claims description 10
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 7
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- -1 aluminum halides Chemical class 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000001704 evaporation Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000003082 abrasive agent Substances 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 abstract description 8
- 239000000243 solution Substances 0.000 abstract description 8
- 235000012431 wafers Nutrition 0.000 abstract description 7
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 12
- 239000002002 slurry Substances 0.000 description 12
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 8
- 239000000203 mixture Substances 0.000 description 8
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 7
- 230000003139 buffering effect Effects 0.000 description 5
- 238000009472 formulation Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- 238000000954 titration curve Methods 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical class [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 150000001860 citric acid derivatives Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 239000008139 complexing agent Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 159000000014 iron salts Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- QGLKJKCYBOYXKC-UHFFFAOYSA-N nonaoxidotritungsten Chemical compound O=[W]1(=O)O[W](=O)(=O)O[W](=O)(=O)O1 QGLKJKCYBOYXKC-UHFFFAOYSA-N 0.000 description 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical class OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L persulfate group Chemical group S(=O)(=O)([O-])OOS(=O)(=O)[O-] JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 150000003009 phosphonic acids Chemical class 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000276 potassium ferrocyanide Substances 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- XOGGUFAVLNCTRS-UHFFFAOYSA-N tetrapotassium;iron(2+);hexacyanide Chemical compound [K+].[K+].[K+].[K+].[Fe+2].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] XOGGUFAVLNCTRS-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910001930 tungsten 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
- H01L21/302—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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/14—Anti-slip materials; Abrasives
- C09K3/1454—Abrasive powders, suspensions and pastes for polishing
- C09K3/1463—Aqueous liquid suspensions
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F3/00—Brightening metals by chemical means
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.TMAH、KOHまたはNaOHよりなる群から選ばれる強塩基の0.5 −10モル水溶液中に3−25重量%のシリカを含む緩衝系。 2.緩衝系の塩を含むことを特徴とする、請求項1の緩衝系。 3.3−25シリカ水溶液を十分混合しつつ、望ましければ加熱下に、9.5 から13のpH範囲で効力のある緩衝液が0.5から10モル/lの下記強塩基 を含むようになる量のTMAH、KOHまたはNaOHよりなる群から選ばれる 強塩基の水溶液で処理することを特徴とする、請求項lまたは請求項1および2 の緩衝系を調製する方法。 4.得られた緩衝液から水を除き、緩衝系の塩を得ることを特徴とする、請求 項3の方法。 5.水を減圧下に蒸発によって除去することを特徴とする、請求項3−4の方 法。 6.緩衝系の塩を次に冷却によって晶出させ得られた結品を分離することを特 徴とする、請求項3の方法。 7.9から13のpHをもつ化学的機械的研摩用のアルカリ性懸濁液を調製す るための請求項1または請求項1および2の緩衝系の使用。 8.珪素または他の金属の表面の化学的機械的研摩用の9.5から13のpH に緩衝されたアルカリ性懸濁液を調製するための請求項1または請求項1および 2の緩衝系の使用。 9.9.5から13のpHに緩衝されまた、研摩剤として、酸化珪素および酸 化アルミニウムよりなる群から選ばれる固体粒子の形の金属酸化物および、望ま しければ、酸化剤と他の添加剤を含む化学的機械的研摩用のアルカリ性懸濁液を 調製するための請求項1または請求項1および2の緩衝系の使用。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19715975 | 1997-04-17 | ||
DE19715975.3 | 1997-04-17 | ||
PCT/EP1998/002209 WO1998047976A1 (de) | 1997-04-17 | 1998-04-15 | Pufferlösungen für suspensionen, verwendbar zum chemisch-mechanischen polieren |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2001523394A true JP2001523394A (ja) | 2001-11-20 |
Family
ID=7826737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54496398A Pending JP2001523394A (ja) | 1997-04-17 | 1998-04-15 | 化学的機械的研摩に用いられる懸濁液用の緩衝液 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6338743B1 (ja) |
EP (1) | EP0975705B1 (ja) |
JP (1) | JP2001523394A (ja) |
AT (1) | ATE214418T1 (ja) |
DE (2) | DE59803338D1 (ja) |
TW (1) | TW420713B (ja) |
WO (1) | WO1998047976A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11302634A (ja) * | 1998-04-24 | 1999-11-02 | Hiroaki Tanaka | 研磨用組成物及び研磨加工方法 |
JP2001319900A (ja) * | 2000-05-10 | 2001-11-16 | Toshiba Ceramics Co Ltd | 半導体基板の研磨方法 |
US7005382B2 (en) | 2002-10-31 | 2006-02-28 | Jsr Corporation | Aqueous dispersion for chemical mechanical polishing, chemical mechanical polishing process, production process of semiconductor device and material for preparing an aqueous dispersion for chemical mechanical polishing |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19836831B4 (de) * | 1998-08-13 | 2006-01-19 | Siltronic Ag | Poliermittel zum Polieren von Halbleiterscheiben |
FR2789998B1 (fr) * | 1999-02-18 | 2005-10-07 | Clariant France Sa | Nouvelle composition de polissage mecano-chimique d'une couche en un materiau conducteur d'aluminium ou d'alliage d'aluminium |
JP2001118815A (ja) * | 1999-10-22 | 2001-04-27 | Speedfam Co Ltd | 半導体ウェーハエッジ研磨用研磨組成物及び研磨加工方法 |
DE10022649B4 (de) * | 2000-04-28 | 2008-06-19 | Qimonda Ag | Polierflüssigkeit und Verfahren zur Strukturierung von Metalloxiden |
JP4435391B2 (ja) * | 2000-08-04 | 2010-03-17 | 扶桑化学工業株式会社 | コロイド状シリカスラリー |
KR100398141B1 (ko) * | 2000-10-12 | 2003-09-13 | 아남반도체 주식회사 | 화학적 기계적 연마 슬러리 조성물 및 이를 이용한반도체소자의 제조방법 |
DE10060697B4 (de) | 2000-12-07 | 2005-10-06 | Siltronic Ag | Doppelseiten-Polierverfahren mit reduzierter Kratzerrate und Vorrichtung zur Durchführung des Verfahrens |
KR100445499B1 (ko) * | 2001-07-23 | 2004-08-21 | 제일모직주식회사 | 반도체 디바이스의 산화막 연마용 cmp 슬러리 |
US7094696B2 (en) * | 2002-02-21 | 2006-08-22 | Optical Etc Inc. | Method for TMAH etching of CMOS integrated circuits |
DE10241300A1 (de) * | 2002-09-04 | 2004-03-18 | Merck Patent Gmbh | Ätzpasten für Siliziumoberflächen und -schichten |
DE10247201A1 (de) * | 2002-10-10 | 2003-12-18 | Wacker Siltronic Halbleitermat | Verfahren zur Herstellung einer polierten Siliciumscheibe |
GB0307648D0 (en) | 2003-04-02 | 2003-05-07 | Benoist Girard Sas | Greater trochanter re-attachment device |
JP2005251266A (ja) * | 2004-03-03 | 2005-09-15 | Shin Etsu Chem Co Ltd | 磁気記録媒用基板体およびその製造方法 |
DE102006008689B4 (de) * | 2006-02-24 | 2012-01-26 | Lanxess Deutschland Gmbh | Poliermittel und dessen Verwendung |
TW200842970A (en) * | 2007-04-26 | 2008-11-01 | Mallinckrodt Baker Inc | Polysilicon planarization solution for planarizing low temperature poly-silicon thin filim panels |
CN101372560B (zh) * | 2008-10-15 | 2011-06-15 | 中国科学院上海微***与信息技术研究所 | 一种化学机械抛光用磨料及其制备方法 |
DE102009058436A1 (de) | 2009-12-16 | 2011-01-20 | Siltronic Ag | Verfahren zur beidseitigen Politur einer Halbleiterscheibe |
DE102010013520B4 (de) | 2010-03-31 | 2013-02-07 | Siltronic Ag | Verfahren zur beidseitigen Politur einer Halbleiterscheibe |
KR101219266B1 (ko) * | 2010-08-13 | 2013-01-18 | 박지선 | 대퇴골 소전자와 주위를 견고하게 고정시켜서 인공 고관절 치환술이 가능할 수 있도록 안정적으로 보강하는 소전자 고정 장치 |
DE102017209344A1 (de) | 2017-06-01 | 2017-08-03 | Carl Zeiss Smt Gmbh | Poliermittelsuspension zum chemisch-mechanischen Polieren und Verfahren zu deren Herstellung |
CN113718328B (zh) * | 2021-11-04 | 2022-02-11 | 山东裕航特种合金装备有限公司 | 一种船用铝合金铸件的表面处理方法 |
Family Cites Families (12)
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US3715842A (en) * | 1970-07-02 | 1973-02-13 | Tizon Chem Corp | Silica polishing compositions having a reduced tendency to scratch silicon and germanium surfaces |
US4260396A (en) * | 1978-01-16 | 1981-04-07 | W. R. Grace & Co. | Compositions for polishing silicon and germanium |
US4462188A (en) * | 1982-06-21 | 1984-07-31 | Nalco Chemical Company | Silica sol compositions for polishing silicon wafers |
US5226930A (en) * | 1988-06-03 | 1993-07-13 | Monsanto Japan, Ltd. | Method for preventing agglomeration of colloidal silica and silicon wafer polishing composition using the same |
US5230833A (en) * | 1989-06-09 | 1993-07-27 | Nalco Chemical Company | Low sodium, low metals silica polishing slurries |
US5139571A (en) * | 1991-04-24 | 1992-08-18 | Motorola, Inc. | Non-contaminating wafer polishing slurry |
JPH0963996A (ja) * | 1995-08-29 | 1997-03-07 | Nippon Steel Corp | シリコンウェハの研磨方法 |
DE69611653T2 (de) * | 1995-11-10 | 2001-05-03 | Tokuyama Corp., Tokuya | Poliersuspensionen und Verfahren zu ihrer Herstellung |
JP2738392B1 (ja) * | 1996-11-05 | 1998-04-08 | 日本電気株式会社 | 半導体装置の研磨装置及び研磨方法 |
SG54606A1 (en) * | 1996-12-05 | 1998-11-16 | Fujimi Inc | Polishing composition |
US6019806A (en) * | 1998-01-08 | 2000-02-01 | Sees; Jennifer A. | High selectivity slurry for shallow trench isolation processing |
US6114249A (en) * | 1998-03-10 | 2000-09-05 | International Business Machines Corporation | Chemical mechanical polishing of multiple material substrates and slurry having improved selectivity |
-
1998
- 1998-04-15 AT AT98919271T patent/ATE214418T1/de not_active IP Right Cessation
- 1998-04-15 EP EP98919271A patent/EP0975705B1/de not_active Expired - Lifetime
- 1998-04-15 US US09/403,098 patent/US6338743B1/en not_active Expired - Fee Related
- 1998-04-15 WO PCT/EP1998/002209 patent/WO1998047976A1/de active IP Right Grant
- 1998-04-15 JP JP54496398A patent/JP2001523394A/ja active Pending
- 1998-04-15 DE DE59803338T patent/DE59803338D1/de not_active Expired - Lifetime
- 1998-04-16 TW TW087105810A patent/TW420713B/zh not_active IP Right Cessation
- 1998-04-17 DE DE19817087A patent/DE19817087A1/de not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11302634A (ja) * | 1998-04-24 | 1999-11-02 | Hiroaki Tanaka | 研磨用組成物及び研磨加工方法 |
JP2001319900A (ja) * | 2000-05-10 | 2001-11-16 | Toshiba Ceramics Co Ltd | 半導体基板の研磨方法 |
US7005382B2 (en) | 2002-10-31 | 2006-02-28 | Jsr Corporation | Aqueous dispersion for chemical mechanical polishing, chemical mechanical polishing process, production process of semiconductor device and material for preparing an aqueous dispersion for chemical mechanical polishing |
Also Published As
Publication number | Publication date |
---|---|
EP0975705A1 (de) | 2000-02-02 |
TW420713B (en) | 2001-02-01 |
DE19817087A1 (de) | 1998-11-05 |
US6338743B1 (en) | 2002-01-15 |
ATE214418T1 (de) | 2002-03-15 |
DE59803338D1 (de) | 2002-04-18 |
EP0975705B1 (de) | 2002-03-13 |
WO1998047976A1 (de) | 1998-10-29 |
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