CN101941698A - 电子束熔炼高效去除硅中杂质磷的方法及装置 - Google Patents
电子束熔炼高效去除硅中杂质磷的方法及装置 Download PDFInfo
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- CN101941698A CN101941698A CN 201010259593 CN201010259593A CN101941698A CN 101941698 A CN101941698 A CN 101941698A CN 201010259593 CN201010259593 CN 201010259593 CN 201010259593 A CN201010259593 A CN 201010259593A CN 101941698 A CN101941698 A CN 101941698A
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- Prior art keywords
- silicon
- electron beam
- rod
- heater
- phosphorus
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- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 74
- 239000010703 silicon Substances 0.000 title claims abstract description 74
- 238000010894 electron beam technology Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 48
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 238000002844 melting Methods 0.000 title claims abstract description 25
- 230000008018 melting Effects 0.000 title claims abstract description 25
- 239000011574 phosphorus Substances 0.000 title claims abstract description 17
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 17
- 239000012535 impurity Substances 0.000 title abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 73
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910052802 copper Inorganic materials 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 15
- 230000000694 effects Effects 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 7
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011575 calcium Substances 0.000 claims abstract description 6
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920005591 polysilicon Polymers 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000007769 metal material Substances 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000009471 action Effects 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 abstract description 2
- 238000010923 batch production Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000746 purification Methods 0.000 abstract 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 238000005272 metallurgy Methods 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229910000077 silane Inorganic materials 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000005979 thermal decomposition reaction Methods 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002210 silicon-based material Substances 0.000 description 2
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 2
- 239000005052 trichlorosilane Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910003638 H2SiF6 Inorganic materials 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910003910 SiCl4 Inorganic materials 0.000 description 1
- 229910004014 SiF4 Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- WRXVIGIHVLRVPC-UHFFFAOYSA-N silane trichlorosilane Chemical compound [SiH4].Cl[SiH](Cl)Cl WRXVIGIHVLRVPC-UHFFFAOYSA-N 0.000 description 1
- FDNAPBUWERUEDA-UHFFFAOYSA-N silicon tetrachloride Chemical compound Cl[Si](Cl)(Cl)Cl FDNAPBUWERUEDA-UHFFFAOYSA-N 0.000 description 1
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- ZEFWRWWINDLIIV-UHFFFAOYSA-N tetrafluorosilane;dihydrofluoride Chemical compound F.F.F[Si](F)(F)F ZEFWRWWINDLIIV-UHFFFAOYSA-N 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010102595935A CN101941698B (zh) | 2010-08-17 | 2010-08-17 | 电子束熔炼高效去除硅中杂质磷的方法及装置 |
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CN2010102595935A CN101941698B (zh) | 2010-08-17 | 2010-08-17 | 电子束熔炼高效去除硅中杂质磷的方法及装置 |
Publications (2)
Publication Number | Publication Date |
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CN101941698A true CN101941698A (zh) | 2011-01-12 |
CN101941698B CN101941698B (zh) | 2012-08-29 |
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CN2010102595935A Expired - Fee Related CN101941698B (zh) | 2010-08-17 | 2010-08-17 | 电子束熔炼高效去除硅中杂质磷的方法及装置 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102139880A (zh) * | 2011-05-16 | 2011-08-03 | 大连隆田科技有限公司 | 一种电子束造渣熔炼去除多晶硅中杂质硼的方法 |
CN105755293A (zh) * | 2014-12-18 | 2016-07-13 | 北京有色金属研究总院 | 一种真空电子束熔炼炉的竖直进料系统 |
CN108754072A (zh) * | 2018-05-29 | 2018-11-06 | 昆明理工大学 | 一种不锈钢脱磷方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070077191A1 (en) * | 2005-08-16 | 2007-04-05 | Norichika Yamauchi | Method and apparatus for refining silicon using an electron beam |
CN101289188A (zh) * | 2008-05-30 | 2008-10-22 | 大连理工大学 | 去除多晶硅中杂质磷和金属杂质的方法及装置 |
CN101318655A (zh) * | 2008-06-19 | 2008-12-10 | 大连理工大学 | 一种去除多晶硅中杂质磷的方法及装置 |
-
2010
- 2010-08-17 CN CN2010102595935A patent/CN101941698B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070077191A1 (en) * | 2005-08-16 | 2007-04-05 | Norichika Yamauchi | Method and apparatus for refining silicon using an electron beam |
CN101289188A (zh) * | 2008-05-30 | 2008-10-22 | 大连理工大学 | 去除多晶硅中杂质磷和金属杂质的方法及装置 |
CN101318655A (zh) * | 2008-06-19 | 2008-12-10 | 大连理工大学 | 一种去除多晶硅中杂质磷的方法及装置 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102139880A (zh) * | 2011-05-16 | 2011-08-03 | 大连隆田科技有限公司 | 一种电子束造渣熔炼去除多晶硅中杂质硼的方法 |
CN102139880B (zh) * | 2011-05-16 | 2013-07-31 | 青岛隆盛晶硅科技有限公司 | 一种电子束造渣熔炼去除多晶硅中杂质硼的方法 |
CN105755293A (zh) * | 2014-12-18 | 2016-07-13 | 北京有色金属研究总院 | 一种真空电子束熔炼炉的竖直进料系统 |
CN105755293B (zh) * | 2014-12-18 | 2018-02-23 | 北京有色金属研究总院 | 一种真空电子束熔炼炉的竖直进料系统 |
CN108754072A (zh) * | 2018-05-29 | 2018-11-06 | 昆明理工大学 | 一种不锈钢脱磷方法 |
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CN101941698B (zh) | 2012-08-29 |
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Owner name: QINGDAO LONGSHENG CRYSTAL SILICONE TECHNOLOGY CO., Free format text: FORMER OWNER: DALIAN LONGTIAN TECH. CO., LTD. Effective date: 20120405 |
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Free format text: CORRECT: ADDRESS; FROM: 116025 DALIAN, LIAONING PROVINCE TO: 266000 QINGDAO, SHANDONG PROVINCE |
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Effective date of registration: 20120405 Address after: Pudong solar energy industry base in Jimo city of Shandong Province, Qingdao City, 266000 Applicant after: Qingdao Longsheng Crystalline Silicon Science & Technology Co., Ltd. Address before: Dalian high tech park, 116025 Liaoning province Lixian street 32B-508 Applicant before: Dalian Longtian Tech. Co., Ltd. |
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Effective date of registration: 20160505 Address after: Dalian high tech Industrial Park in Liaoning province 116025 Lixian Street No. 32 Building B room 508-2 Patentee after: Dalian Longsheng Technology Co., Ltd. Address before: Pudong solar energy industry base in Jimo city of Shandong Province, Qingdao City, 266000 Patentee before: Qingdao Longsheng Crystalline Silicon Science & Technology Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20120829 Termination date: 20170817 |