CN1282231C - 一种直拉硅片的内吸杂工艺 - Google Patents
一种直拉硅片的内吸杂工艺 Download PDFInfo
- Publication number
- CN1282231C CN1282231C CN 200410053864 CN200410053864A CN1282231C CN 1282231 C CN1282231 C CN 1282231C CN 200410053864 CN200410053864 CN 200410053864 CN 200410053864 A CN200410053864 A CN 200410053864A CN 1282231 C CN1282231 C CN 1282231C
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- CN
- China
- Prior art keywords
- heat
- heat treating
- technology
- single crystal
- temperature
- 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.)
- Expired - Fee Related
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 39
- 239000010703 silicon Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 24
- 239000012535 impurity Substances 0.000 title claims abstract description 23
- 230000009885 systemic effect Effects 0.000 title claims description 17
- 238000010438 heat treatment Methods 0.000 claims abstract description 22
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000013078 crystal Substances 0.000 claims abstract description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims abstract description 6
- 229910052786 argon Inorganic materials 0.000 claims abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 10
- 239000001301 oxygen Substances 0.000 claims description 10
- 229910052760 oxygen Inorganic materials 0.000 claims description 10
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000004321 preservation Methods 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract description 14
- 238000005516 engineering process Methods 0.000 abstract description 14
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 abstract 1
- 229910001873 dinitrogen Inorganic materials 0.000 abstract 1
- 229910001882 dioxygen Inorganic materials 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 235000012431 wafers Nutrition 0.000 description 23
- 238000003776 cleavage reaction Methods 0.000 description 8
- 230000007017 scission Effects 0.000 description 8
- 238000009826 distribution Methods 0.000 description 7
- 238000000137 annealing Methods 0.000 description 6
- 230000000802 nitrating effect Effects 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005247 gettering Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- VJTAZCKMHINUKO-UHFFFAOYSA-M chloro(2-methoxyethyl)mercury Chemical compound [Cl-].COCC[Hg+] VJTAZCKMHINUKO-UHFFFAOYSA-M 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Images
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- Crystals, And After-Treatments Of Crystals (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410053864 CN1282231C (zh) | 2004-08-17 | 2004-08-17 | 一种直拉硅片的内吸杂工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410053864 CN1282231C (zh) | 2004-08-17 | 2004-08-17 | 一种直拉硅片的内吸杂工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1588628A CN1588628A (zh) | 2005-03-02 |
CN1282231C true CN1282231C (zh) | 2006-10-25 |
Family
ID=34602993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200410053864 Expired - Fee Related CN1282231C (zh) | 2004-08-17 | 2004-08-17 | 一种直拉硅片的内吸杂工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1282231C (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103144024B (zh) * | 2011-12-06 | 2015-08-12 | 有研半导体材料有限公司 | 使用高温热处理的300mm硅抛光片制造工艺 |
CN113089092B (zh) * | 2019-12-23 | 2022-09-09 | 比亚迪股份有限公司 | 一种硅片的制备方法和一种硅片、一种电池片 |
-
2004
- 2004-08-17 CN CN 200410053864 patent/CN1282231C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1588628A (zh) | 2005-03-02 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hangzhou Lion Microelectronics Co., Ltd. Assignor: Zhejiang University Contract fulfillment period: 2008.10.22 to 2013.1.22 Contract record no.: 2008330002047 Denomination of invention: Systemic impurity process for vertical pulling silicon sheet Granted publication date: 20061025 License type: Exclusive license Record date: 20081117 |
|
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hangzhou Lion Microelectronics Co., Ltd. Assignor: Zhejiang University Contract fulfillment period: 2008.10.22 to 2013.1.31 Contract record no.: 2008330002616 Denomination of invention: Systemic impurity process for vertical pulling silicon sheet Granted publication date: 20061025 License type: Exclusive license Record date: 20081215 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.22 TO 2013.1.31; CHANGE OF CONTRACT Name of requester: HANGZHOU LEONE ELECTRONICS CO., LTD. Effective date: 20081215 Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.10.22 TO 2013.1.22; CHANGE OF CONTRACT Name of requester: HANGZHOU LEONE ELECTRONICS CO., LTD. Effective date: 20081117 |
|
EM01 | Change of recordation of patent licensing contract |
Change date: 20111223 Contract record no.: 2008330002047 Assignee after: Hangzhou Lion Microelectronics Co., Ltd. Assignee before: Hangzhou Lion Microelectronics Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061025 Termination date: 20200817 |
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CF01 | Termination of patent right due to non-payment of annual fee |