TW538120B - Colloidal polishing of fused silica - Google Patents
Colloidal polishing of fused silica Download PDFInfo
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- TW538120B TW538120B TW089115373A TW89115373A TW538120B TW 538120 B TW538120 B TW 538120B TW 089115373 A TW089115373 A TW 089115373A TW 89115373 A TW89115373 A TW 89115373A TW 538120 B TW538120 B TW 538120B
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 238000005498 polishing Methods 0.000 title claims abstract description 45
- 239000005350 fused silica glass Substances 0.000 title abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 35
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000000243 solution Substances 0.000 claims abstract description 9
- 239000007864 aqueous solution Substances 0.000 claims abstract description 8
- 239000008119 colloidal silica Substances 0.000 claims abstract description 8
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 8
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 8
- 239000004575 stone Substances 0.000 claims description 34
- 239000011521 glass Substances 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 9
- 230000003746 surface roughness Effects 0.000 claims description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 230000002079 cooperative effect Effects 0.000 claims description 4
- 239000011159 matrix material Substances 0.000 claims description 4
- 239000012459 cleaning agent Substances 0.000 claims description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052861 titanite Inorganic materials 0.000 claims description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical group [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- 239000000428 dust Substances 0.000 claims 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 239000010437 gem Substances 0.000 claims 1
- 229910001751 gemstone Inorganic materials 0.000 claims 1
- -1 oxidized oxide Substances 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 claims 1
- 229920002635 polyurethane Polymers 0.000 claims 1
- 239000002689 soil Substances 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- 239000003513 alkali Substances 0.000 abstract description 3
- 239000000499 gel Substances 0.000 description 17
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 239000003082 abrasive agent Substances 0.000 description 5
- 229910000449 hafnium oxide Inorganic materials 0.000 description 4
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 4
- 238000004377 microelectronic Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000001000 micrograph Methods 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 description 1
- 241000907663 Siproeta stelenes Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- WBJINCZRORDGAQ-UHFFFAOYSA-N formic acid ethyl ester Natural products CCOC=O WBJINCZRORDGAQ-UHFFFAOYSA-N 0.000 description 1
- YBMRDBCBODYGJE-UHFFFAOYSA-N germanium oxide Inorganic materials O=[Ge]=O YBMRDBCBODYGJE-UHFFFAOYSA-N 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- JYTUFVYWTIKZGR-UHFFFAOYSA-N holmium oxide Inorganic materials [O][Ho]O[Ho][O] JYTUFVYWTIKZGR-UHFFFAOYSA-N 0.000 description 1
- OWCYYNSBGXMRQN-UHFFFAOYSA-N holmium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ho+3].[Ho+3] OWCYYNSBGXMRQN-UHFFFAOYSA-N 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 229910003449 rhenium oxide Inorganic materials 0.000 description 1
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 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
- 210000002268 wool Anatomy 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/70—Nanostructure
- Y10S977/773—Nanoparticle, i.e. structure having three dimensions of 100 nm or less
- Y10S977/775—Nanosized powder or flake, e.g. nanosized catalyst
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S977/00—Nanotechnology
- Y10S977/84—Manufacture, treatment, or detection of nanostructure
- Y10S977/888—Shaping or removal of materials, e.g. etching
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Surface Treatment Of Glass (AREA)
Description
538120 A7 ----------B7 五、發明説明(丨) 發明領域: 本發明係關於利用膠凝體石夕石在高_下對縣石夕石 進行拋光之方法。 發明背景: ,膠凝體作為拋光材料對玻璃以及微電子業界最終零件 製造馳當地重要,石以及礬土膠凝體通常使用作7為抛 光各種微電子材料(銅,鎢,轉),以及錦场凝體通常使 用作為向品質玻璃表面之處理過程。 對熔融矽石產生高品質光學表面主要問題包含去除先 別研磨處理過程遺留下表面及次表面之損壞,以及產生相 當小高度之外形(Ra通常小於5埃)。對於主要以機械方式 為導向之研磨劑例如為锆石以及礬土,最終表面修飾由研 磨劑顆粒尺寸以及形態決定出。對於化學—機械方式之拋 光研磨劑例如為鈽以及鐵氧化物,防止形成殘餘損壞可藉 由對研磨劑顆粒加熱處理至硬度與玻璃相當而達成。基於 : 該理由,鈽氧化物自1940來即選擇作為玻璃拋光應用之主 v 要研磨劑。 膠/旋體%石出現作為拋光研磨劑為二倍時間。膠凝體 蛵矽石具有球體形態以及顆粒尺寸廣泛地變化。因而,其刮 | 除較軟材料時將產生一些問題。藉由在水中混合膠凝體矽 | 石以拋光例如為鋁及矽之材料,金屬表面產生水解以及使 | 膠凝體矽石之研磨特性去除反應作用層,同時與底下表面 | 相互作用減為最低程度。對於微電子領域,材料去除能夠 ^ 藉由使用高pH值溶液而加速,金屬會在鹼性環境下溶解。
I Ί _____ 本紙張尺度適用( CNS ) A4規^7^297^- 538120 A7 五、發明説明(2 ) 對於玻璃拋光,pH通常加以調整為酸性以防止玻璃表 面溶解。產生該過程部份係由於不同的破璃受到侵蝕以及 形成相當廣泛形式之反應層。 藉由在相當低pH值下拋光玻璃,玻璃表面並不受到侵 蝕,但是具有機會與鈽氧化物研磨劑產生化學作用以及促 使在控制情況下被去除。 詳細說明: 本务明係關於應用驗金屬膠凝體石夕石處理過程以進行 拋光熔融矽石。優先地,矽石溶液調整至pH高於1(^拋光 熔融矽石表面將使表面修飾度小於2埃如。優先地,表面修 飾度約為1埃Ra。 ’ 夕 經濟部中央標準局員工消費合作社印製 雖然在中性以及酸性環境中膠凝體矽石能夠利用混合 產物應用於特定不同之玻璃,本發明藉由利用調整邱值高 於10之膠凝體矽石對熔融矽石在控制情況下進行拋光而1 提 供高度拋光表面之處理過程。藉由使用傳統研磨劑首先將 玻璃拋光至表面修飾度低於1〇埃,在第二拋光步驟中使用 膠凝體矽石藉由合併鹼金屬溶液之表面腐蝕及藉由球體膠 ’旋體石夕石去除持續形成水合物表面層而達成表面品質之改 善。我們亦發現優先地使用小顆粒尺寸之膠凝體矽石。與 在較低pH值下玻璃作膠凝體矽石拋光作比較,玻璃表面溶 解度以及膠凝體溶液穩定性將阻礙以及防止表面修飾達到 顯著之改善。該修飾規範之關鍵在於需要去除先前膠凝體 拋光步驟中表面以及次表面受到之損壞。除此,在膠Y疑體' 矽石拋光過程中必需使用柔軟拋光片以防止在膠凝體研磨 538120 A7 發明説明(j 拋光過程中堅硬拋光片與玻璃表面接觸時受到損壞。 本發明處理過程主要重點在於微電子應用方面之市場 上可利用之膠凝體矽石拋光研磨劑。 所最終對矽石基質拋光之方法包含下列步驟:提供矽石 基質,利用至少一種金屬氧化物研磨劑水溶液對基質表面 拋光至表面粗糙度Ra在6至1〇埃範圍内;以及利用膠凝體矽 石鹼性水溶液對基質表面拋光至表面粗糙度以為5埃或更 小。優先地,第-拋光步驟將基質表面抛光至表面粗键度
Ra為8埃。優先地,更進一步拋光步驟將基質表面拋光至表 面粗糙度Ra為2埃或更小。 : 乂 、金屬氧化物研磨劑為礬土,鈦土,錯石,氧化鍺,石夕石 或氧化鈽。優先地,金屬氧化物研磨劑為鈽氧化物。 通常,膠凝體矽石之水溶液加緩衝劑調整邱至8至丨2範 圍。優先地,膠凝體矽石水溶液調整緩衝邱在1〇至12範圍。 膠凝體料平均齡尺寸為5〇nm或更小。通常,顆粒 尺寸在10至50_請_及優先地在·5Qnm範圍内、。人 們了 ~顆粒尺寸以及表面積尺寸應大於零。 經濟部中央標準扃員工消費合作社印製 义在-項實施例中,膠凝體石夕石作為清潔劑以及去除先 則,光步驟殘留之任何研磨劑。例如,膠凝财石能夠去 除第一抛光步驟殘留之任何氧化鈽。 通系石夕石基質由石夕石,熔融石夕酸鹽,或其玻璃製造出。 優先地,石夕石基質為熔融石夕石。 堅硬抛光片使用於第一抛光步驟中以及柔軟拋光片使 用更進-步處理過程中。優先地,堅硬抛^為膨鬆聚氨基 本纸張尺度適用中 538120 A7 ________ B7 五、發明説明(十) 甲酸乙醋以及柔軟抛光片為細毛氨基甲酸乙醋。 範例: 熔融矽石玻璃試樣經由機器研磨以及層疊處理以形成 具有最小次表面損壞之平坦表面。使用氧化鈽研磨劑(Ferro
Coloration,Product Code 482)以及堅硬拋光片(Rodel Incorporated,Product Code 丽C-14B)之第一拋光步驟 適用於母一試樣,其產生表面修飾埃(表1) ^第二抛光 使用之研磨劑通常為市場可取得膠凝體矽石(Cab〇t
Corporation,Product Code A2095)。膠凝體矽石表面積 為200平方米/公克或更小。溶液調整至邱為1〇,以及與柔 軟拋光片(Rodel Incorporated, Code 204)共同使用。使 用原子顯微鏡量測到最終表面修飾之粗糙度此小於2埃(表 2)。 · … 底下表1顧示出弟一拋光步驟使用氧化鈽對容融石夕石表 面拋光之原子顯微圖。 表1影像統計 影像Z範圍 47.947nm 影像平均 -0.0002nm 影像Rms(Rci) 1. 636nm 經濟部中央標準局員工消費合作社印製 影像Ra 1. 034nm(10· 34埃) 底下表2顯不出弟二以及最終抛光步驟在p}}為l〇-下 使用膠凝體矽石對熔融矽石表面拋光之原子顯微圖。溶融 矽石表面粗糙度為1.73埃。 表2影像統計 本紙張尺度·巾咖家標準(CNS ) A4規格(21ΌΧ297公楚) 五、發明説明(ξ ) 影像Z範圍 5. 179nm 影像平均 -0· 〇〇〇〇5nm 影像 Rms(Rq) (Π73ηη](1·73 埃) 衫像 Ra 0.135nm ^如出在pH為丨0溶液切凝财石舰辦石抛 埃之微細表祕飾為有效的。顧細表面修飾 热法在較低録顧體扣雜刊成,此由於在低姆 下玻璃為低,谷解度。數據顯示出市場上可利轉凝體石夕石 拋光研磨麵《子倾為扣的。使歸凝财石擴散 至pH為10對熔_石進行拋光配合在第二拋光步驟中使用 擴放之,袼將產生過去業界無法達成之超級拋光表面。 z範圍為抛光表面上波峰與波谷之比值。崎粗糙度 之均方根。Ra為平均_度。主要量雕為Ra。 除了這些實施例,熟知此技術者能夠了解許多變化及 改變。這些變化及改變並不會脫離下列申請專利範圍界定 出本發明之精神及範圍。
Claims (1)
- 經濟部中央標準局員工消費合作社印製 538120 Α8 Β8 C8、申清專利範圍 祕石«之方法,其包含下列步驟·· ^供石夕石基質; 至夕—種金屬氧化物研磨劑之水溶液對基質表面進 订取先抛光絲面减舰為6至_内;以及 =用膠凝财石驗性水溶液對基f表面作更進—步抛光 、面粗(度以為5埃或更小,其巾膠凝體珍石顆粒尺 50nm或更小。 2·依據申π專利範圍第丨項之方法,其中最先抛光步驟將基 質表面拋光至表面粗糙度如為8埃。 3. 依據申請專利範圍第㈣之方法,其中更進一步抛光步驟 將基質表面拋光至表面粗繞度以為2埃或更小。 4. 依據申請專利範圍第㈣之方法,其中金屬氧化物研 為礬土,鈦土,結石,氧化錯,矽石,或氧化飾。 5·依據申請專利範圍第丨項之方法,其中金屬氧化物研磨劑 為氧化鋅。 6.依據申請專利範圍第㈣之方法,其中膠凝體石夕石粉塵 溶液緩衝至pH在8至12範圍内。 土 7·依據中請專纖®第1項之方法,其巾膠凝财石粉塵 溶液緩衝至pH在10至12範圍内。 土 8·依據申請專利範圍第1項之方法,其中膠凝體石夕石粉塵 溶液緩衝至pH在10至11範圍内。 9. 依據申請專利範圍第1項之方法,其中矽石基質由矽石 熔融矽酸鹽,或其玻璃所構成。 ’ 10. 依據申請專利範圍第1項之方法,其中矽石基質為熔融 本紙張尺度適用中國國家標!rr^Ns) Μ規;297公 ..-------------^----------IT--------r (請先閱讀背面之注意事項再填寫本頁) 7 _ - -...... - 1··_____ 8538120 經濟部中央標準局員工消費合作社印製 Α8 Β8 C8 D8 申請專利範圍 矽石。 11_依射請專觸圍約敎方法,其帽先拋 用堅硬拋光片。 K ϋ據申請專利範_u項之方法,其中堅硬拋 聚氨基甲酸乙酯。 13. 依據申請專利範圍第择之方法,其中更進 驟使用柔軟拋光片。 尤步 14. 依據申請專利範圍第13項之方法 毛氨基甲酸乙酯。 π乃马細 依射請專利範_項之方法,其帽凝财石為球 7據申請專利範_4項之方法,其中球體膠凝 2驗性歸麵任何表面舰以及絲«表面上任何 連繽性地形成之水合物表面。 17·依據申請專·圍第㈣之方法,其帽凝财石平 顆粒尺寸在10至5〇nm範圍内。 18_依據申請專利範圍第旧之方法,其中膠凝體石夕石平均 顆粒尺寸在20至50nm範圍内。 19.依據申請專利範圍第丨項之方法,其中膠凝體石夕石呈 表面積為200平方米/公克或更小。 20·依據申請專利範圍第!項之方法,其中更進一步拋光步 驟將基質表面抛光至表面積粗糙度如為丨埃至2埃。7 21_依據申請專利範圍第1項之方法,其中包含在利用膠凝 體石夕石進行更進-步拋光前移除基質表面以及次表面損壞 心紙張尺度適财國國家鄉(CNS)Α4^·^ι()χ297& )538120 A8 B8 C8 D8 申明專利範圍 之步驟 22·依據申請專利範圍第丨項之方法,其中膠凝體矽石作為 清潔劑以及去除先前拋光步驟殘留之研磨劑。 23_依據申請專利範圍第1項之方法,其中膠凝體矽石作為 清潔劑以及去除最先拋光步驟殘留之金屬氧化物研磨劑'。 (請先閲讀背面之注意事項再填寫本頁) 彳· -ΰ 經濟部中央標準局員工消費合作社印製 私紙張尺度適用中國國家標準(CNS ) A4規格(210X297公釐)
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US09/364,143 US6322425B1 (en) | 1999-07-30 | 1999-07-30 | Colloidal polishing of fused silica |
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TW538120B true TW538120B (en) | 2003-06-21 |
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EP (1) | EP1072666A3 (zh) |
JP (1) | JP2001077065A (zh) |
KR (1) | KR20010015468A (zh) |
TW (1) | TW538120B (zh) |
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US7229927B1 (en) * | 1999-11-23 | 2007-06-12 | Corning Incorporated | Semiconductor processing silica soot abrasive slurry method for integrated circuit microelectronics |
US6585567B1 (en) * | 2001-08-31 | 2003-07-01 | Koninklijke Philips Electronics N.V. | Short CMP polish method |
US20030077982A1 (en) * | 2001-09-28 | 2003-04-24 | Hoya Corporation | Method of producing a glass substrate for a magnetic recording medium and method of producing a magnetic recording medium |
JP4713064B2 (ja) * | 2002-06-05 | 2011-06-29 | Hoya株式会社 | 情報記録媒体用ガラス基板の製造方法及びその製造方法で製造された情報記録媒体用ガラス基板 |
US7010939B2 (en) * | 2002-06-05 | 2006-03-14 | Hoya Corporation | Glass substrate for data recording medium and manufacturing method thereof |
JP4659338B2 (ja) * | 2003-02-12 | 2011-03-30 | Hoya株式会社 | 情報記録媒体用ガラス基板の製造方法並びにそれに使用する研磨パッド |
US20040216388A1 (en) * | 2003-03-17 | 2004-11-04 | Sharad Mathur | Slurry compositions for use in a chemical-mechanical planarization process |
US20090258187A1 (en) * | 2008-04-10 | 2009-10-15 | Michael Donavon Brady | Protective coating for glass manufacturing and processing into articles |
KR101581469B1 (ko) * | 2009-09-23 | 2015-12-31 | 주식회사 엘지실트론 | 웨이퍼 연마방법 |
US8595929B2 (en) * | 2010-10-21 | 2013-12-03 | Siemens Energy, Inc. | Repair of a turbine engine surface containing crevices |
JP5979872B2 (ja) * | 2011-01-31 | 2016-08-31 | 花王株式会社 | 磁気ディスク基板の製造方法 |
JP5979871B2 (ja) * | 2011-03-09 | 2016-08-31 | 花王株式会社 | 磁気ディスク基板の製造方法 |
CN107088791B (zh) * | 2017-03-21 | 2019-05-21 | 中国人民解放军国防科学技术大学 | 熔石英表面纳米级损伤前驱体的钝化工艺 |
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-
1999
- 1999-07-30 US US09/364,143 patent/US6322425B1/en not_active Expired - Fee Related
-
2000
- 2000-05-26 EP EP00111335A patent/EP1072666A3/en not_active Withdrawn
- 2000-07-28 JP JP2000228833A patent/JP2001077065A/ja not_active Abandoned
- 2000-07-28 KR KR1020000043767A patent/KR20010015468A/ko not_active Application Discontinuation
- 2000-07-29 TW TW089115373A patent/TW538120B/zh not_active IP Right Cessation
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2001
- 2001-09-24 US US09/962,028 patent/US6616718B2/en not_active Expired - Fee Related
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US20020028639A1 (en) | 2002-03-07 |
JP2001077065A (ja) | 2001-03-23 |
EP1072666A3 (en) | 2001-11-21 |
EP1072666A2 (en) | 2001-01-31 |
US6616718B2 (en) | 2003-09-09 |
US6322425B1 (en) | 2001-11-27 |
KR20010015468A (ko) | 2001-02-26 |
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