CN102432020A - 一种太阳能级多晶硅的制造方法 - Google Patents
一种太阳能级多晶硅的制造方法 Download PDFInfo
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- CN102432020A CN102432020A CN2011102686303A CN201110268630A CN102432020A CN 102432020 A CN102432020 A CN 102432020A CN 2011102686303 A CN2011102686303 A CN 2011102686303A CN 201110268630 A CN201110268630 A CN 201110268630A CN 102432020 A CN102432020 A CN 102432020A
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- CN
- China
- Prior art keywords
- silicon
- silicon material
- molten
- grade polysilicon
- furnace
- 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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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 26
- 229920005591 polysilicon Polymers 0.000 title claims abstract description 22
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 43
- 239000010703 silicon Substances 0.000 claims abstract description 43
- 239000002893 slag Substances 0.000 claims abstract description 28
- 239000002210 silicon-based material Substances 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 22
- 238000002844 melting Methods 0.000 claims abstract description 12
- 230000008018 melting Effects 0.000 claims abstract description 12
- 238000007670 refining Methods 0.000 claims abstract description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052796 boron Inorganic materials 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 35
- 239000002245 particle Substances 0.000 claims description 8
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 6
- 229910052698 phosphorus Inorganic materials 0.000 claims description 3
- 239000011574 phosphorus Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 abstract description 18
- 239000002184 metal Substances 0.000 abstract description 18
- 238000010438 heat treatment Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000005272 metallurgy Methods 0.000 description 4
- 238000010894 electron beam technology Methods 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 210000002615 epidermis Anatomy 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 240000003936 Plumbago auriculata Species 0.000 description 1
- 229910003902 SiCl 4 Inorganic materials 0.000 description 1
- GDFCWFBWQUEQIJ-UHFFFAOYSA-N [B].[P] Chemical compound [B].[P] GDFCWFBWQUEQIJ-UHFFFAOYSA-N 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000009854 hydrometallurgy Methods 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- NICDRCVJGXLKSF-UHFFFAOYSA-N nitric acid;trihydrochloride Chemical compound Cl.Cl.Cl.O[N+]([O-])=O NICDRCVJGXLKSF-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 231100000004 severe toxicity Toxicity 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Silicon Compounds (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 201110268630 CN102432020B (zh) | 2011-09-13 | 2011-09-13 | 一种太阳能级多晶硅的制造方法 |
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CN 201110268630 CN102432020B (zh) | 2011-09-13 | 2011-09-13 | 一种太阳能级多晶硅的制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN102432020A true CN102432020A (zh) | 2012-05-02 |
CN102432020B CN102432020B (zh) | 2013-02-27 |
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CN 201110268630 Expired - Fee Related CN102432020B (zh) | 2011-09-13 | 2011-09-13 | 一种太阳能级多晶硅的制造方法 |
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CN (1) | CN102432020B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016351A (zh) * | 2013-12-24 | 2014-09-03 | 福建兴朝阳硅材料股份有限公司 | 一种高效除硼造渣剂,其制备方法及除硼造渣的方法 |
CN104609426A (zh) * | 2015-02-10 | 2015-05-13 | 包头市山晟新能源有限责任公司 | 一种硅提纯工艺中去除硼的方法 |
CN106283185A (zh) * | 2016-08-09 | 2017-01-04 | 浙江恒都光电科技有限公司 | 冶金级高效多晶硅片的制备方法 |
CN106350865A (zh) * | 2016-08-09 | 2017-01-25 | 浙江恒都光电科技有限公司 | 高纯度多晶硅片的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101122047A (zh) * | 2007-09-14 | 2008-02-13 | 李绍光 | 一种太阳能电池用多晶硅制造方法 |
US20100135888A1 (en) * | 2008-12-01 | 2010-06-03 | Fishman Oleg S | Purification of Silicon by Electric Induction Melting and Directional Partial Cooling of the Melt |
CN101955186A (zh) * | 2010-09-19 | 2011-01-26 | 江西盛丰新能源科技有限公司 | 一种物理除硼制备多晶硅的方法 |
CN102173424A (zh) * | 2011-01-31 | 2011-09-07 | 大连理工大学 | 真空感应熔炼去除硅粉中磷及金属杂质的方法及设备 |
-
2011
- 2011-09-13 CN CN 201110268630 patent/CN102432020B/zh not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101122047A (zh) * | 2007-09-14 | 2008-02-13 | 李绍光 | 一种太阳能电池用多晶硅制造方法 |
US20100135888A1 (en) * | 2008-12-01 | 2010-06-03 | Fishman Oleg S | Purification of Silicon by Electric Induction Melting and Directional Partial Cooling of the Melt |
CN101955186A (zh) * | 2010-09-19 | 2011-01-26 | 江西盛丰新能源科技有限公司 | 一种物理除硼制备多晶硅的方法 |
CN102173424A (zh) * | 2011-01-31 | 2011-09-07 | 大连理工大学 | 真空感应熔炼去除硅粉中磷及金属杂质的方法及设备 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104016351A (zh) * | 2013-12-24 | 2014-09-03 | 福建兴朝阳硅材料股份有限公司 | 一种高效除硼造渣剂,其制备方法及除硼造渣的方法 |
CN104016351B (zh) * | 2013-12-24 | 2016-03-30 | 福建兴朝阳硅材料股份有限公司 | 一种高效除硼造渣剂,其制备方法及除硼造渣的方法 |
CN104609426A (zh) * | 2015-02-10 | 2015-05-13 | 包头市山晟新能源有限责任公司 | 一种硅提纯工艺中去除硼的方法 |
CN106283185A (zh) * | 2016-08-09 | 2017-01-04 | 浙江恒都光电科技有限公司 | 冶金级高效多晶硅片的制备方法 |
CN106350865A (zh) * | 2016-08-09 | 2017-01-25 | 浙江恒都光电科技有限公司 | 高纯度多晶硅片的制备方法 |
Also Published As
Publication number | Publication date |
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CN102432020B (zh) | 2013-02-27 |
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