CN102369158B - 生产高纯硅的方法 - Google Patents

生产高纯硅的方法 Download PDF

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Publication number
CN102369158B
CN102369158B CN201080011131.XA CN201080011131A CN102369158B CN 102369158 B CN102369158 B CN 102369158B CN 201080011131 A CN201080011131 A CN 201080011131A CN 102369158 B CN102369158 B CN 102369158B
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CN
China
Prior art keywords
silicon
leaching step
aqueous solution
heat treatment
calcium
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CN201080011131.XA
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English (en)
Chinese (zh)
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CN102369158A (zh
Inventor
K·泽艾特
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Norway Solar Energy Co
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Elkem Solar AS
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Publication of CN102369158A publication Critical patent/CN102369158A/zh
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    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/037—Purification
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
CN201080011131.XA 2009-09-23 2010-09-09 生产高纯硅的方法 Active CN102369158B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO20093054A NO331026B1 (no) 2009-09-23 2009-09-23 Fremgangsmate for fremstilling av hoyrent silisium
NO20093054 2009-09-23
PCT/NO2010/000332 WO2011037473A1 (en) 2009-09-23 2010-09-09 Method for producing high purity silicon

Publications (2)

Publication Number Publication Date
CN102369158A CN102369158A (zh) 2012-03-07
CN102369158B true CN102369158B (zh) 2014-05-14

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ID=43796046

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201080011131.XA Active CN102369158B (zh) 2009-09-23 2010-09-09 生产高纯硅的方法

Country Status (10)

Country Link
US (1) US8920761B2 (enExample)
EP (1) EP2480497B1 (enExample)
CN (1) CN102369158B (enExample)
BR (1) BRPI1005443B1 (enExample)
CA (1) CA2744802C (enExample)
ES (1) ES2627503T3 (enExample)
IN (1) IN2012DN01681A (enExample)
MY (1) MY166519A (enExample)
NO (1) NO331026B1 (enExample)
WO (1) WO2011037473A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102642838B (zh) * 2012-04-28 2014-10-15 中国科学院福建物质结构研究所 采用火法冶金与湿法冶金连用技术提纯高纯硅材料的方法
TWI542544B (zh) 2012-06-25 2016-07-21 希利柯爾材料股份有限公司 純化矽之方法
EP2864252A1 (en) 2012-06-25 2015-04-29 Silicor Materials Inc. Method for purifying silicon
NO339608B1 (no) 2013-09-09 2017-01-09 Elkem Solar As Multikrystallinske silisiumingoter, silisiummasterlegering, fremgangsmåte for å øke utbyttet av multikrystallinske silisiumingoter for solceller
CN106629735B (zh) * 2016-12-09 2018-12-04 成都斯力康科技股份有限公司 一种适用于硅厂的智能控制配料分离系统
CN110508552A (zh) * 2019-09-27 2019-11-29 江苏美科硅能源有限公司 一种表面附氧化物的原生硅料的处理方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885364A (en) * 1955-05-31 1959-05-05 Columbia Broadcasting Syst Inc Method of treating semiconducting materials for electrical devices
US4379777A (en) * 1980-10-15 1983-04-12 Universite De Sherbrooke Purification of metallurgical grade silicon
US4539194A (en) * 1983-02-07 1985-09-03 Elkem A/S Method for production of pure silicon
US4643833A (en) * 1984-05-04 1987-02-17 Siemens Aktiengesellschaft Method for separating solid reaction products from silicon produced in an arc furnace
US4828814A (en) * 1985-03-13 1989-05-09 Sri International Process for purification of solid material
CN1409691A (zh) * 1999-12-08 2003-04-09 埃尔凯姆公司 冶金级硅的精炼

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1100218B (it) * 1978-11-09 1985-09-28 Montedison Spa Procedimento per la purificazione di silicio
CA1289333C (en) * 1986-03-07 1991-09-24 Angel Sanjurjo Process for purification of solid material
US5648042A (en) * 1995-10-10 1997-07-15 Centorr/Vacuum Industries, Inc High-temperature belt furnace apparatus and method of using same

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2885364A (en) * 1955-05-31 1959-05-05 Columbia Broadcasting Syst Inc Method of treating semiconducting materials for electrical devices
US4379777A (en) * 1980-10-15 1983-04-12 Universite De Sherbrooke Purification of metallurgical grade silicon
US4539194A (en) * 1983-02-07 1985-09-03 Elkem A/S Method for production of pure silicon
US4643833A (en) * 1984-05-04 1987-02-17 Siemens Aktiengesellschaft Method for separating solid reaction products from silicon produced in an arc furnace
US4828814A (en) * 1985-03-13 1989-05-09 Sri International Process for purification of solid material
CN1409691A (zh) * 1999-12-08 2003-04-09 埃尔凯姆公司 冶金级硅的精炼

Also Published As

Publication number Publication date
BRPI1005443A2 (pt) 2016-03-08
CN102369158A (zh) 2012-03-07
NO20093054A1 (no) 2011-03-24
US8920761B2 (en) 2014-12-30
EP2480497A1 (en) 2012-08-01
WO2011037473A1 (en) 2011-03-31
CA2744802A1 (en) 2011-03-31
CA2744802C (en) 2017-01-03
BRPI1005443B1 (pt) 2020-08-11
IN2012DN01681A (enExample) 2015-06-05
EP2480497B1 (en) 2017-03-15
MY166519A (en) 2018-07-05
US20110250118A1 (en) 2011-10-13
NO331026B1 (no) 2011-09-12
EP2480497A4 (en) 2016-06-15
ES2627503T3 (es) 2017-07-28

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Address after: Kristiansand

Patentee after: Norway solar energy Co.

Address before: Oslo, Norway

Patentee before: ELKEM SOLAR A/S