JP2016092246A - 研磨液及びSiC基板の研磨方法 - Google Patents
研磨液及びSiC基板の研磨方法 Download PDFInfo
- Publication number
- JP2016092246A JP2016092246A JP2014225756A JP2014225756A JP2016092246A JP 2016092246 A JP2016092246 A JP 2016092246A JP 2014225756 A JP2014225756 A JP 2014225756A JP 2014225756 A JP2014225756 A JP 2014225756A JP 2016092246 A JP2016092246 A JP 2016092246A
- Authority
- JP
- Japan
- Prior art keywords
- polishing
- sic substrate
- polishing liquid
- permanganate
- liquid
- 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.)
- Granted
Links
- 238000005498 polishing Methods 0.000 title claims abstract description 200
- 239000007788 liquid Substances 0.000 title claims abstract description 83
- 239000000758 substrate Substances 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 20
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title description 57
- 229910010271 silicon carbide Inorganic materials 0.000 title description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000003002 pH adjusting agent Substances 0.000 claims abstract description 21
- 230000001590 oxidative effect Effects 0.000 claims description 28
- 150000003839 salts Chemical class 0.000 claims description 19
- 239000006061 abrasive grain Substances 0.000 claims description 9
- 239000013078 crystal Substances 0.000 abstract description 16
- 229910017053 inorganic salt Inorganic materials 0.000 abstract description 6
- 230000001629 suppression Effects 0.000 abstract 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 14
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 7
- 239000012286 potassium permanganate Substances 0.000 description 6
- JYLNVJYYQQXNEK-UHFFFAOYSA-N 3-amino-2-(4-chlorophenyl)-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(CN)C1=CC=C(Cl)C=C1 JYLNVJYYQQXNEK-UHFFFAOYSA-N 0.000 description 5
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 4
- 238000007517 polishing process Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 2
- 229910002651 NO3 Inorganic materials 0.000 description 2
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 239000011572 manganese Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 2
- -1 oxo acid salt Chemical class 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 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
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000010979 pH adjustment Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- C09G1/04—Aqueous dispersions
-
- 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
- B24B37/11—Lapping tools
-
- 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
-
- 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 at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System 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
Abstract
Description
4 チャックテーブル
4a 流路
6 保持板
6a 保持面
8 研磨ユニット
10 スピンドル
10a 縦穴
12 ホイールマウント
12a 縦穴
14 研磨ホイール
16 ホイール基台
16a 縦穴
18 研磨パッド
18a 縦穴
20 供給制御装置(供給手段)
22 第1のタンク
24 第2のタンク
11 SiC基板
13 フィルム
15 研磨液
Claims (3)
- SiC基板の研磨に使用される研磨液であって、
過マンガン酸塩、pH調整剤、及び水を含有することを特徴とする研磨液。 - 砥粒を含有する研磨パッド、又は砥粒を含有しない研磨パッドに研磨液を供給すると共に、該研磨パッドをSiC基板に接触させてSiC基板を研磨するSiC基板の研磨方法であって、
過マンガン酸塩、酸化力を有する無機塩類、及び水を含有する第1の研磨液を使用してSiC基板を研磨する第1の研磨工程と、
該第1の研磨工程の後に、過マンガン酸塩、pH調整剤、及び水を含有する第2の研磨液を使用してSiC基板を仕上げ研磨する第2の研磨工程と、
を含むことを特徴とするSiC基板の研磨方法。 - SiC基板を保持するチャックテーブルと、
前記研磨パッドと、
前記第1の研磨液及び前記第2の研磨液をそれぞれ貯留するタンクと、
該タンクに貯留された該第1の研磨液及び該第2の研磨液の一方を選択的に供給する供給手段と、を備える研磨装置を用い、
該第1の研磨工程では、該第1の研磨液を供給し、
該第2の研磨工程では、第1の研磨液に替えて第2の研磨液を供給することを特徴とする請求項2記載のSiC基板の研磨方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014225756A JP6448314B2 (ja) | 2014-11-06 | 2014-11-06 | 研磨液及びSiC基板の研磨方法 |
TW104131595A TWI655282B (zh) | 2014-11-06 | 2015-09-24 | Grinding method of SiC substrate |
KR1020150150182A KR102363562B1 (ko) | 2014-11-06 | 2015-10-28 | 연마액 및 SiC 기판의 연마 방법 |
CN201510713069.3A CN105583696B (zh) | 2014-11-06 | 2015-10-28 | SiC基板的研磨方法 |
US14/927,752 US9994739B2 (en) | 2014-11-06 | 2015-10-30 | Polishing liquid and method of polishing SiC substrate |
DE102015221391.9A DE102015221391A1 (de) | 2014-11-06 | 2015-11-02 | POLIERFLÜSSIGKEIT UND VERFAHREN ZUM POLIEREN EINES SiC-SUBSTRATS |
Applications Claiming Priority (1)
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---|---|---|---|
JP2014225756A JP6448314B2 (ja) | 2014-11-06 | 2014-11-06 | 研磨液及びSiC基板の研磨方法 |
Publications (2)
Publication Number | Publication Date |
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JP2016092246A true JP2016092246A (ja) | 2016-05-23 |
JP6448314B2 JP6448314B2 (ja) | 2019-01-09 |
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JP2014225756A Active JP6448314B2 (ja) | 2014-11-06 | 2014-11-06 | 研磨液及びSiC基板の研磨方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9994739B2 (ja) |
JP (1) | JP6448314B2 (ja) |
KR (1) | KR102363562B1 (ja) |
CN (1) | CN105583696B (ja) |
DE (1) | DE102015221391A1 (ja) |
TW (1) | TWI655282B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019186323A (ja) * | 2018-04-05 | 2019-10-24 | 株式会社ディスコ | SiC基板の研磨方法 |
WO2023054386A1 (ja) * | 2021-09-30 | 2023-04-06 | 株式会社フジミインコーポレーテッド | 研磨用組成物 |
WO2023054385A1 (ja) * | 2021-09-30 | 2023-04-06 | 株式会社フジミインコーポレーテッド | 研磨用組成物 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6928675B2 (ja) | 2017-05-25 | 2021-09-01 | 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Saint−Gobain Ceramics And Plastics, Inc. | セラミック材料の化学機械研磨のための酸化流体 |
CN112029417A (zh) * | 2020-09-30 | 2020-12-04 | 常州时创新材料有限公司 | 一种用于碳化硅cmp的抛光组合物及其制备方法 |
CN114410226A (zh) * | 2022-01-27 | 2022-04-29 | 中国科学院上海微系统与信息技术研究所 | 一种抛光液及其制备方法和应用 |
CN117381552B (zh) * | 2023-12-04 | 2024-03-01 | 湖南戴斯光电有限公司 | 一种光学镜片超光滑抛光的抛光方法及抛光装置 |
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- 2015-10-28 CN CN201510713069.3A patent/CN105583696B/zh active Active
- 2015-10-28 KR KR1020150150182A patent/KR102363562B1/ko active IP Right Grant
- 2015-10-30 US US14/927,752 patent/US9994739B2/en active Active
- 2015-11-02 DE DE102015221391.9A patent/DE102015221391A1/de active Pending
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Also Published As
Publication number | Publication date |
---|---|
DE102015221391A1 (de) | 2016-05-12 |
KR20160054403A (ko) | 2016-05-16 |
KR102363562B1 (ko) | 2022-02-16 |
US9994739B2 (en) | 2018-06-12 |
TWI655282B (zh) | 2019-04-01 |
US20160130475A1 (en) | 2016-05-12 |
CN105583696A (zh) | 2016-05-18 |
CN105583696B (zh) | 2019-11-19 |
JP6448314B2 (ja) | 2019-01-09 |
TW201619343A (zh) | 2016-06-01 |
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