CN102719890B - 利用单晶硅棒开方边皮铸造大晶粒多晶硅的方法 - Google Patents
利用单晶硅棒开方边皮铸造大晶粒多晶硅的方法 Download PDFInfo
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- CN102719890B CN102719890B CN201210179283.1A CN201210179283A CN102719890B CN 102719890 B CN102719890 B CN 102719890B CN 201210179283 A CN201210179283 A CN 201210179283A CN 102719890 B CN102719890 B CN 102719890B
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- 239000013078 crystal Substances 0.000 title claims abstract description 24
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 14
- 239000010703 silicon Substances 0.000 title claims abstract description 14
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000005266 casting Methods 0.000 title abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 8
- 239000002019 doping agent Substances 0.000 claims abstract description 7
- 229920005591 polysilicon Polymers 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910002804 graphite Inorganic materials 0.000 claims description 9
- 239000010439 graphite Substances 0.000 claims description 9
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 8
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 6
- 229910052796 boron Inorganic materials 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 6
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000002210 silicon-based material Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000006243 chemical reaction Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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- Crystals, And After-Treatments Of Crystals (AREA)
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CN201210179283.1A CN102719890B (zh) | 2012-06-02 | 2012-06-02 | 利用单晶硅棒开方边皮铸造大晶粒多晶硅的方法 |
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CN201210179283.1A CN102719890B (zh) | 2012-06-02 | 2012-06-02 | 利用单晶硅棒开方边皮铸造大晶粒多晶硅的方法 |
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CN102719890A CN102719890A (zh) | 2012-10-10 |
CN102719890B true CN102719890B (zh) | 2015-07-15 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104769166A (zh) * | 2012-08-17 | 2015-07-08 | Gtat公司 | 从坩埚中的种晶生长硅铸锭的系统和方法及其中所使用的种晶的制造 |
CN102828231A (zh) * | 2012-09-13 | 2012-12-19 | 英利集团有限公司 | 类单晶铸锭籽晶体的制作方法及类单晶铸锭的制作方法 |
CN103510157B (zh) * | 2013-10-09 | 2016-03-02 | 青岛隆盛晶硅科技有限公司 | 一种高效铸锭的诱导长晶工艺 |
CN111748841B (zh) * | 2019-03-26 | 2021-08-20 | 赛维Ldk太阳能高科技(新余)有限公司 | 一种用于铸造单晶硅的籽晶铺设方法及应用 |
CN111745844B (zh) * | 2019-03-26 | 2022-08-23 | 新余赛维铸晶技术有限公司 | 边皮籽晶及其制备方法和应用 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101864594A (zh) * | 2010-06-10 | 2010-10-20 | 晶海洋半导体材料(东海)有限公司 | 一种准单晶硅的铸锭方法 |
CN102242394A (zh) * | 2011-06-15 | 2011-11-16 | 安阳市凤凰光伏科技有限公司 | 铸造法生产类似单晶硅锭投炉硅料和晶种摆放方法 |
CN102400219A (zh) * | 2011-11-30 | 2012-04-04 | 东海晶澳太阳能科技有限公司 | 一种硼-镓共掺准单晶硅及其制备方法 |
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- 2012-06-02 CN CN201210179283.1A patent/CN102719890B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101864594A (zh) * | 2010-06-10 | 2010-10-20 | 晶海洋半导体材料(东海)有限公司 | 一种准单晶硅的铸锭方法 |
CN102242394A (zh) * | 2011-06-15 | 2011-11-16 | 安阳市凤凰光伏科技有限公司 | 铸造法生产类似单晶硅锭投炉硅料和晶种摆放方法 |
CN102400219A (zh) * | 2011-11-30 | 2012-04-04 | 东海晶澳太阳能科技有限公司 | 一种硼-镓共掺准单晶硅及其制备方法 |
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Effective date of registration: 20190311 Address after: 212200 Ganglong Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Meike Silicon Energy Co., Ltd. Address before: 212211 Huantai Industrial Park, Youfang Town, Yangzhong City, Zhenjiang City, Jiangsu Province Patentee before: Zhenjiang Huantai Silicon Technology Co., Ltd. |
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Denomination of invention: Method for casting large-grained polycrystalline silicon by utilizing silicon single crystal rod evolution flaw piece Effective date of registration: 20191113 Granted publication date: 20150715 Pledgee: China Everbright Bank, Limited by Share Ltd, Nanjing branch Pledgor: Jiangsu Meike Silicon Energy Co., Ltd. Registration number: Y2019320000280 |
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Address after: 212200 No. 198 Guangming Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee after: Jiangsu Meike Solar Energy Technology Co., Ltd Address before: 212200 No. 198 Guangming Road, Yangzhong Economic Development Zone, Zhenjiang City, Jiangsu Province Patentee before: Jiangsu Meike Solar Energy Technology Co., Ltd |
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