KR102677112B1 - 저저항 대구경 잉곳 제조장치 - Google Patents
저저항 대구경 잉곳 제조장치 Download PDFInfo
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- KR102677112B1 KR102677112B1 KR1020220056636A KR20220056636A KR102677112B1 KR 102677112 B1 KR102677112 B1 KR 102677112B1 KR 1020220056636 A KR1020220056636 A KR 1020220056636A KR 20220056636 A KR20220056636 A KR 20220056636A KR 102677112 B1 KR102677112 B1 KR 102677112B1
- Authority
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- South Korea
- Prior art keywords
- crucible
- coating film
- single crystal
- silicon
- thickness
- 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.)
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 45
- 239000011248 coating agent Substances 0.000 claims abstract description 75
- 238000000576 coating method Methods 0.000 claims abstract description 75
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 70
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 70
- 239000010703 silicon Substances 0.000 claims abstract description 70
- 239000013078 crystal Substances 0.000 claims abstract description 57
- 239000011261 inert gas Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 30
- 238000007711 solidification Methods 0.000 claims description 16
- 230000008023 solidification Effects 0.000 claims description 16
- 229920001709 polysilazane Polymers 0.000 claims description 12
- 239000010453 quartz Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000003618 dip coating Methods 0.000 claims description 3
- 238000004528 spin coating Methods 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000007740 vapor deposition Methods 0.000 claims description 3
- 238000004090 dissolution Methods 0.000 description 11
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 11
- 230000008018 melting Effects 0.000 description 10
- 238000002844 melting Methods 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 229910052906 cristobalite Inorganic materials 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 229920005591 polysilicon Polymers 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 2
- 229910052790 beryllium Inorganic materials 0.000 description 2
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910021494 β-cristobalite Inorganic materials 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910003814 SiH2NH Inorganic materials 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910000410 antimony oxide Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 229920000592 inorganic polymer Polymers 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- VTRUBDSFZJNXHI-UHFFFAOYSA-N oxoantimony Chemical compound [Sb]=O VTRUBDSFZJNXHI-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
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
- 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
- C30B15/20—Controlling or regulating
-
- 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
-
- 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
- C30B35/00—Apparatus not otherwise provided for, specially adapted for the growth, production or after-treatment of single crystals or of a homogeneous polycrystalline material with defined structure
- C30B35/002—Crucibles or containers
Landscapes
- 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)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Abstract
Description
도 2는 본 발명의 실시예에 따른 저저항 대구경 잉곳 제조장치의 도가니 및 그 주변을 나타낸 단면도,
도 3은 본 발명의 실시예에 따른 저저항 대구경 잉곳 제조장치의 도가니/인상수단의 회전속도 비율에 따른 단결정 고화율을 나타낸 그래프,
도 4는 본 발명의 실시예에 따른 저저항 대구경 잉곳 제조장치의 (불활성 가스 압력)/(챔버 내부 압력)의 비율에 따른 단결정 고화율을 나타낸 그래프,
도 5는 도가니에 인가되는 파워 변화율과 단결정 고화율 관계를 나타낸 그래프이다.
100; 도가니
110; 내부 도가니
120; 코팅막
200; 시드와이어
300; 인상수단
400; 성장챔버
500; 보온수단
600; 회전축
Claims (7)
- 실리콘 용탕이 접하는 내부면에 코팅막이 형성된 도가니;
일단부에 단결정 시드를 구비하는 시드 와이어 또는 성장되는 실리콘 단결정을 이동 및 회전시키는 인상수단;
실리콘 용탕과 일정한 갭을 유지하며 실리콘 용탕의 상부에 위치하는 보온수단; 및
상기 도가니, 시드 와이어, 인상수단을 수용하고 불활성 가스가 유입되는 성장챔버;를 포함하고,
상기 도가니는, 원통형의 상부영역과, 곡면의 하단부를 구비하는 하부영역을 포함하며, 상부영역 내측면의 코팅막의 두께는 하부영역 내측면의 코팅막의 두께보다 소정의 배수로 크고,
상기 도가니는 상기 인상수단 회전속도의 55 내지 60%인 속도로 인상수단과 반대방향으로 회전하는 하고,
상기 불활성 가스가 유입되는 압력은 상기 성장챔버 내부 압력의 4.5 내지 5배이고,
상기 실리콘 단결정 고화율을 80% 이상으로 유지하는 것을 특징으로 하는 저저항 대구경 잉곳 제조장치.
- 제1항에 있어서,
상기 도가니는 석영을 포함하여 형성되고,
상기 코팅막은 폴리실라잔을 포함하는 것을 특징으로 하는 저저항 대구경 잉곳 제조장치.
- 제1항에 있어서,
상기 코팅막은 0.02 내지 0.2mm의 두께를 가지는 것을 특징으로 하는 저저항 대구경 잉곳 제조장치.
- 제 1 항에 있어서,
상기 도가니는, 내측면의 코팅막이 다층으로 이루어진 것을 특징으로 하는 저저항 대구경 잉곳 제조장치.
- 제1항에 있어서,
상기 코팅막은 브러싱, 딥코팅, 스핀코팅, 스프레잉 또는 기상증착 중 선택된 하나의 방법으로 형성되는 것을 특징으로 하는 저저항 대구경 잉곳 제조장치.
- 삭제
- 삭제
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220056636A KR102677112B1 (ko) | 2022-05-09 | 2022-05-09 | 저저항 대구경 잉곳 제조장치 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020220056636A KR102677112B1 (ko) | 2022-05-09 | 2022-05-09 | 저저항 대구경 잉곳 제조장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20230157088A KR20230157088A (ko) | 2023-11-16 |
| KR102677112B1 true KR102677112B1 (ko) | 2024-06-20 |
Family
ID=88964876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020220056636A Active KR102677112B1 (ko) | 2022-05-09 | 2022-05-09 | 저저항 대구경 잉곳 제조장치 |
Country Status (1)
| Country | Link |
|---|---|
| KR (1) | KR102677112B1 (ko) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150114284A1 (en) * | 2013-04-08 | 2015-04-30 | Shin-Etsu Quartz Products Co., Ltd. | Silica container for pulling single crystal silicon and method for manufacturing the same |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI223012B (en) * | 1999-05-28 | 2004-11-01 | Shinetsu Handotai Kk | CZ silicon single crystal and wafer doped with gallium and method for producing them |
| ES2306141T3 (es) * | 2004-04-29 | 2008-11-01 | Vesuvius Crucible Company | Crisol para la cristalizacion de silicio. |
| KR100846632B1 (ko) * | 2006-12-28 | 2008-07-16 | 주식회사 실트론 | 실리콘 단결정의 제조방법, 그리고 그 방법으로 제조된실리콘 단결정 잉곳 및 웨이퍼 |
| FR2964117B1 (fr) * | 2010-08-27 | 2012-09-28 | Commissariat Energie Atomique | Creuset pour la solidification de lingot de silicium |
| KR102571434B1 (ko) | 2016-12-28 | 2023-08-29 | 오씨아이 주식회사 | 실리카 도가니 내벽에 질화규소를 코팅하는 방법 |
| KR20180117760A (ko) | 2017-04-19 | 2018-10-30 | 오씨아이 주식회사 | 실리카 도가니 내벽에 질화규소를 코팅하는 방법 |
| JP2019151494A (ja) * | 2018-02-28 | 2019-09-12 | 株式会社Sumco | シリカガラスルツボ |
-
2022
- 2022-05-09 KR KR1020220056636A patent/KR102677112B1/ko active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150114284A1 (en) * | 2013-04-08 | 2015-04-30 | Shin-Etsu Quartz Products Co., Ltd. | Silica container for pulling single crystal silicon and method for manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230157088A (ko) | 2023-11-16 |
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