CN116084008A - 一种单晶硅拉制用降氧保护装置 - Google Patents
一种单晶硅拉制用降氧保护装置 Download PDFInfo
- Publication number
- CN116084008A CN116084008A CN202310373095.0A CN202310373095A CN116084008A CN 116084008 A CN116084008 A CN 116084008A CN 202310373095 A CN202310373095 A CN 202310373095A CN 116084008 A CN116084008 A CN 116084008A
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- CN
- China
- Prior art keywords
- single crystal
- silicon
- crucible
- tiles
- protection device
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 79
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 79
- 239000001301 oxygen Substances 0.000 title claims abstract description 79
- 229910021421 monocrystalline silicon Inorganic materials 0.000 title claims abstract description 28
- 230000009467 reduction Effects 0.000 title claims abstract description 20
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 56
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 56
- 239000010703 silicon Substances 0.000 claims abstract description 56
- 230000005764 inhibitory process Effects 0.000 claims abstract description 51
- 239000013078 crystal Substances 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 40
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims abstract description 38
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 9
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 9
- 239000010453 quartz Substances 0.000 claims description 6
- 229910002804 graphite Inorganic materials 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052721 tungsten Inorganic materials 0.000 claims description 4
- 239000010937 tungsten Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 229910021382 natural graphite Inorganic materials 0.000 claims description 3
- 230000001629 suppression Effects 0.000 claims 6
- 238000003723 Smelting Methods 0.000 claims 1
- 235000012239 silicon dioxide Nutrition 0.000 description 6
- 229910021419 crystalline silicon Inorganic materials 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/10—Crucibles or containers for supporting the melt
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/30—Mechanisms for rotating or moving either the melt or the crystal
- C30B15/305—Stirring of the melt
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310373095.0A CN116084008B (zh) | 2023-04-10 | 2023-04-10 | 一种单晶硅拉制用降氧保护装置 |
Applications Claiming Priority (1)
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---|---|---|---|
CN202310373095.0A CN116084008B (zh) | 2023-04-10 | 2023-04-10 | 一种单晶硅拉制用降氧保护装置 |
Publications (2)
Publication Number | Publication Date |
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CN116084008A true CN116084008A (zh) | 2023-05-09 |
CN116084008B CN116084008B (zh) | 2023-06-30 |
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CN202310373095.0A Active CN116084008B (zh) | 2023-04-10 | 2023-04-10 | 一种单晶硅拉制用降氧保护装置 |
Country Status (1)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116121848A (zh) * | 2023-04-14 | 2023-05-16 | 苏州晨晖智能设备有限公司 | 一种单晶炉热场降氧保温装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05221781A (ja) * | 1992-02-14 | 1993-08-31 | Mitsubishi Materials Corp | 単結晶引上装置 |
US5392729A (en) * | 1989-09-29 | 1995-02-28 | Osaka Titanium Co., Ltd. | Method of producing silicon single crystal |
JP2009280411A (ja) * | 2008-05-19 | 2009-12-03 | Tokuyama Corp | フッ化金属単結晶体製造用の種結晶体 |
CN205954149U (zh) * | 2016-08-25 | 2017-02-15 | 宁夏中晶半导体材料有限公司 | 一种用于mcz法拉制单晶硅的降氧装置 |
CN113417003A (zh) * | 2021-06-22 | 2021-09-21 | 宁夏中欣晶圆半导体科技有限公司 | 能够降低头部氧含量的大直径单晶硅生产方法及装置 |
CN215404652U (zh) * | 2021-06-22 | 2022-01-04 | 宁夏中欣晶圆半导体科技有限公司 | 能够降低头部氧含量的大直径单晶硅生产装置 |
-
2023
- 2023-04-10 CN CN202310373095.0A patent/CN116084008B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5392729A (en) * | 1989-09-29 | 1995-02-28 | Osaka Titanium Co., Ltd. | Method of producing silicon single crystal |
JPH05221781A (ja) * | 1992-02-14 | 1993-08-31 | Mitsubishi Materials Corp | 単結晶引上装置 |
JP2009280411A (ja) * | 2008-05-19 | 2009-12-03 | Tokuyama Corp | フッ化金属単結晶体製造用の種結晶体 |
CN205954149U (zh) * | 2016-08-25 | 2017-02-15 | 宁夏中晶半导体材料有限公司 | 一种用于mcz法拉制单晶硅的降氧装置 |
CN113417003A (zh) * | 2021-06-22 | 2021-09-21 | 宁夏中欣晶圆半导体科技有限公司 | 能够降低头部氧含量的大直径单晶硅生产方法及装置 |
CN215404652U (zh) * | 2021-06-22 | 2022-01-04 | 宁夏中欣晶圆半导体科技有限公司 | 能够降低头部氧含量的大直径单晶硅生产装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116121848A (zh) * | 2023-04-14 | 2023-05-16 | 苏州晨晖智能设备有限公司 | 一种单晶炉热场降氧保温装置 |
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Address after: 215000, G3-2401, No. 88 Jinjihu Avenue, Suzhou Industrial Park, Suzhou Area, China (Jiangsu) Pilot Free Trade Zone, Suzhou City, Jiangsu Province (This address is not allowed for retail) Patentee after: Suzhou Chenhui Intelligent Equipment Co.,Ltd. Country or region after: China Patentee after: Yunnan Yuze New Energy Co.,Ltd. Address before: G3-2401, No. 88 Jinjihu Avenue, Industrial Park, Suzhou City, Jiangsu Province, 215000 Patentee before: Suzhou Chenhui Intelligent Equipment Co.,Ltd. Country or region before: China Patentee before: Yunnan Yuze Semiconductor Co.,Ltd. |