JP2000038573A - 半導体装置用金属膜研磨スラリ― - Google Patents
半導体装置用金属膜研磨スラリ―Info
- Publication number
- JP2000038573A JP2000038573A JP11515899A JP11515899A JP2000038573A JP 2000038573 A JP2000038573 A JP 2000038573A JP 11515899 A JP11515899 A JP 11515899A JP 11515899 A JP11515899 A JP 11515899A JP 2000038573 A JP2000038573 A JP 2000038573A
- Authority
- JP
- Japan
- Prior art keywords
- polishing
- slurry
- alumina
- metal film
- accelerator
- 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.)
- Withdrawn
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 74
- 239000002002 slurry Substances 0.000 title claims abstract description 37
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 22
- 239000002184 metal Substances 0.000 title claims abstract description 22
- 239000004065 semiconductor Substances 0.000 title claims abstract description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000002245 particle Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000010419 fine particle Substances 0.000 claims description 29
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000001354 calcination Methods 0.000 abstract description 5
- PVNIIMVLHYAWGP-UHFFFAOYSA-N Niacin Chemical compound OC(=O)C1=CC=CN=C1 PVNIIMVLHYAWGP-UHFFFAOYSA-N 0.000 abstract description 4
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 abstract description 3
- 229910017604 nitric acid Inorganic materials 0.000 abstract description 3
- 239000007800 oxidant agent Substances 0.000 abstract description 3
- BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 abstract description 2
- BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 abstract description 2
- XMPZTFVPEKAKFH-UHFFFAOYSA-P ceric ammonium nitrate Chemical compound [NH4+].[NH4+].[Ce+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O XMPZTFVPEKAKFH-UHFFFAOYSA-P 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract description 2
- 235000011090 malic acid Nutrition 0.000 abstract description 2
- 239000001630 malic acid Substances 0.000 abstract description 2
- 229960003512 nicotinic acid Drugs 0.000 abstract description 2
- 235000001968 nicotinic acid Nutrition 0.000 abstract description 2
- 239000011664 nicotinic acid Substances 0.000 abstract description 2
- 229910001593 boehmite Inorganic materials 0.000 abstract 1
- VYLVYHXQOHJDJL-UHFFFAOYSA-K cerium trichloride Chemical compound Cl[Ce](Cl)Cl VYLVYHXQOHJDJL-UHFFFAOYSA-K 0.000 abstract 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 abstract 1
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(III) nitrate Inorganic materials [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 abstract 1
- 238000010298 pulverizing process Methods 0.000 description 8
- 235000012431 wafers Nutrition 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 6
- 239000010410 layer Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 6
- 229910052721 tungsten Inorganic materials 0.000 description 6
- 239000010937 tungsten Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910001680 bayerite Inorganic materials 0.000 description 4
- 239000010949 copper Substances 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
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 150000007524 organic acids Chemical class 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- VXAUWWUXCIMFIM-UHFFFAOYSA-M aluminum;oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Al+3] VXAUWWUXCIMFIM-UHFFFAOYSA-M 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- QZRHHEURPZONJU-UHFFFAOYSA-N iron(2+) dinitrate nonahydrate Chemical compound O.O.O.O.O.O.O.O.O.[Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O QZRHHEURPZONJU-UHFFFAOYSA-N 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- VCNAMBGKEDPVGQ-UHFFFAOYSA-J azane;cerium(4+);hydrogen sulfate;dihydrate Chemical compound [NH4+].[NH4+].[NH4+].[NH4+].O.O.[Ce+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O VCNAMBGKEDPVGQ-UHFFFAOYSA-J 0.000 description 1
- 239000003637 basic solution Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
- 239000012964 benzotriazole Substances 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- OZECDDHOAMNMQI-UHFFFAOYSA-H cerium(3+);trisulfate Chemical compound [Ce+3].[Ce+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O OZECDDHOAMNMQI-UHFFFAOYSA-H 0.000 description 1
- BBLKWSIOIYLDHV-UHFFFAOYSA-J cerium(4+);tetrachloride Chemical compound Cl[Ce](Cl)(Cl)Cl BBLKWSIOIYLDHV-UHFFFAOYSA-J 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010908 decantation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002296 dynamic light scattering Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000174 gluconic acid Substances 0.000 description 1
- 235000012208 gluconic acid Nutrition 0.000 description 1
- 229960002449 glycine Drugs 0.000 description 1
- 235000013905 glycine and its sodium salt Nutrition 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- -1 nitric acid Chemical class 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid Chemical compound NS(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 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
- 239000004034 viscosity adjusting agent Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- B24B37/04—Lapping machines or devices; Accessories designed for working plane surfaces
- B24B37/042—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor
- B24B37/044—Lapping machines or devices; Accessories designed for working plane surfaces operating processes therefor characterised by the composition of the lapping agent
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (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)
- Mechanical Treatment Of Semiconductor (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11515899A JP2000038573A (ja) | 1998-05-19 | 1999-04-22 | 半導体装置用金属膜研磨スラリ― |
| US09/313,356 US6475407B2 (en) | 1998-05-19 | 1999-05-18 | Composition for polishing metal on semiconductor wafer and method of using same |
| TW088108083A TWI238849B (en) | 1998-05-19 | 1999-05-18 | Composition for polishing metal on semiconductor wafer and method of using same |
| KR1019990017816A KR100328308B1 (ko) | 1998-05-19 | 1999-05-18 | 반도체 웨이퍼 상의 금속을 연마하기 위한 조성물 및 그의 이용방법 |
| US09/672,776 US6770218B1 (en) | 1998-05-19 | 2000-09-29 | Composition for polishing metal on semiconductor wafer and method of using same |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13693498 | 1998-05-19 | ||
| JP10-136934 | 1998-05-19 | ||
| JP11515899A JP2000038573A (ja) | 1998-05-19 | 1999-04-22 | 半導体装置用金属膜研磨スラリ― |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000038573A true JP2000038573A (ja) | 2000-02-08 |
| JP2000038573A5 JP2000038573A5 (enExample) | 2006-07-13 |
Family
ID=26453731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11515899A Withdrawn JP2000038573A (ja) | 1998-05-19 | 1999-04-22 | 半導体装置用金属膜研磨スラリ― |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2000038573A (enExample) |
| KR (1) | KR100328308B1 (enExample) |
| TW (1) | TWI238849B (enExample) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001047358A (ja) * | 1999-05-28 | 2001-02-20 | Nissan Chem Ind Ltd | 研磨用組成物 |
| KR100444308B1 (ko) * | 2001-12-29 | 2004-08-16 | 주식회사 하이닉스반도체 | 반도체 소자의 형성 방법 |
| KR100447975B1 (ko) * | 2001-12-28 | 2004-09-10 | 주식회사 하이닉스반도체 | 씨엠피용 슬러리, 그 제조방법 및 이를 이용한 씨엠피 처리방법 |
| KR100535074B1 (ko) * | 2001-06-26 | 2005-12-07 | 주식회사 하이닉스반도체 | 루테늄의 화학 기계적 연마용 슬러리 및 이를 이용한연마공정 |
| KR100638317B1 (ko) * | 2004-07-28 | 2006-10-25 | 주식회사 케이씨텍 | 연마용 슬러리 및 이의 제조 방법 및 기판 연마 방법 |
| KR100649807B1 (ko) * | 2001-06-29 | 2006-11-24 | 주식회사 하이닉스반도체 | 루테늄 티타늄 나이트라이드의 화학 기계적 연마용 슬러리및 이를 이용한 연마공정 |
| KR100799965B1 (ko) * | 2000-07-08 | 2008-02-01 | 에포크 머티리얼 컴퍼니, 리미티드 | 화학-기계적 연마제 조성물 및 연마 방법 |
| WO2009151120A1 (ja) * | 2008-06-13 | 2009-12-17 | 株式会社 フジミインコーポレーテッド | アルミニウム酸化物粒子及びそれを含有する研磨用組成物 |
| WO2011136387A1 (ja) * | 2010-04-28 | 2011-11-03 | 株式会社バイコウスキージャパン | サファイア研磨用スラリー、及びサファイアの研磨方法 |
| US8062547B2 (en) | 2005-06-03 | 2011-11-22 | K.C. Tech Co., Ltd. | CMP slurry, preparation method thereof and method of polishing substrate using the same |
-
1999
- 1999-04-22 JP JP11515899A patent/JP2000038573A/ja not_active Withdrawn
- 1999-05-18 KR KR1019990017816A patent/KR100328308B1/ko not_active Expired - Fee Related
- 1999-05-18 TW TW088108083A patent/TWI238849B/zh not_active IP Right Cessation
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001047358A (ja) * | 1999-05-28 | 2001-02-20 | Nissan Chem Ind Ltd | 研磨用組成物 |
| KR100799965B1 (ko) * | 2000-07-08 | 2008-02-01 | 에포크 머티리얼 컴퍼니, 리미티드 | 화학-기계적 연마제 조성물 및 연마 방법 |
| KR100535074B1 (ko) * | 2001-06-26 | 2005-12-07 | 주식회사 하이닉스반도체 | 루테늄의 화학 기계적 연마용 슬러리 및 이를 이용한연마공정 |
| KR100649807B1 (ko) * | 2001-06-29 | 2006-11-24 | 주식회사 하이닉스반도체 | 루테늄 티타늄 나이트라이드의 화학 기계적 연마용 슬러리및 이를 이용한 연마공정 |
| KR100447975B1 (ko) * | 2001-12-28 | 2004-09-10 | 주식회사 하이닉스반도체 | 씨엠피용 슬러리, 그 제조방법 및 이를 이용한 씨엠피 처리방법 |
| US6797624B2 (en) | 2001-12-29 | 2004-09-28 | Hynix Semiconductor Inc. | Solution for ruthenium chemical mechanical planarization |
| KR100444308B1 (ko) * | 2001-12-29 | 2004-08-16 | 주식회사 하이닉스반도체 | 반도체 소자의 형성 방법 |
| KR100638317B1 (ko) * | 2004-07-28 | 2006-10-25 | 주식회사 케이씨텍 | 연마용 슬러리 및 이의 제조 방법 및 기판 연마 방법 |
| US8062547B2 (en) | 2005-06-03 | 2011-11-22 | K.C. Tech Co., Ltd. | CMP slurry, preparation method thereof and method of polishing substrate using the same |
| WO2009151120A1 (ja) * | 2008-06-13 | 2009-12-17 | 株式会社 フジミインコーポレーテッド | アルミニウム酸化物粒子及びそれを含有する研磨用組成物 |
| JP5204226B2 (ja) * | 2008-06-13 | 2013-06-05 | 株式会社フジミインコーポレーテッド | アルミニウム酸化物粒子及びそれを含有する研磨用組成物 |
| WO2011136387A1 (ja) * | 2010-04-28 | 2011-11-03 | 株式会社バイコウスキージャパン | サファイア研磨用スラリー、及びサファイアの研磨方法 |
| CN102869478A (zh) * | 2010-04-28 | 2013-01-09 | 日本百考基株式会社 | 蓝宝石研磨用浆液和蓝宝石的研磨方法 |
| JP5919189B2 (ja) * | 2010-04-28 | 2016-05-18 | 株式会社バイコウスキージャパン | サファイア研磨用スラリー、及びサファイアの研磨方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100328308B1 (ko) | 2002-03-16 |
| KR19990088368A (ko) | 1999-12-27 |
| TWI238849B (en) | 2005-09-01 |
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