WO2010037694A3 - Herstellung von solar-silicium aus siliciumdioxid - Google Patents

Herstellung von solar-silicium aus siliciumdioxid Download PDF

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Publication number
WO2010037694A3
WO2010037694A3 PCT/EP2009/062487 EP2009062487W WO2010037694A3 WO 2010037694 A3 WO2010037694 A3 WO 2010037694A3 EP 2009062487 W EP2009062487 W EP 2009062487W WO 2010037694 A3 WO2010037694 A3 WO 2010037694A3
Authority
WO
WIPO (PCT)
Prior art keywords
silicon
solar
silicon oxide
production
grade
Prior art date
Application number
PCT/EP2009/062487
Other languages
English (en)
French (fr)
Other versions
WO2010037694A2 (de
Inventor
Hartwig Rauleder
Ekkehard MÜH
Mustafa Siray
Peter Nagler
Bodo Frings
Ingrid Lunt-Rieg
Alfons Karl
Christian Panz
Thomas Groth
Guido Stochniol
Matthias Rochnia
Jürgen Erwin LANG
Oliver Wolf
Rudolf Schmitz
Bernd Nowitzki
Dietmar Wewers
Original Assignee
Evonik Degussa Gmbh
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to JP2011529514A priority Critical patent/JP2012504100A/ja
Priority to AU2009299906A priority patent/AU2009299906A1/en
Priority to EA201100572A priority patent/EA201100572A1/ru
Priority to US13/121,761 priority patent/US20110262336A1/en
Priority to BRPI0919505-0A priority patent/BRPI0919505A2/pt
Priority to CN2009801387095A priority patent/CN102171141A/zh
Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Priority to NZ591317A priority patent/NZ591317A/xx
Priority to EP09783454A priority patent/EP2334598A2/de
Priority to CA2739041A priority patent/CA2739041A1/en
Publication of WO2010037694A2 publication Critical patent/WO2010037694A2/de
Publication of WO2010037694A3 publication Critical patent/WO2010037694A3/de
Priority to ZA2011/02326A priority patent/ZA201102326B/en

Links

Classifications

    • 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
    • C01B33/021—Preparation
    • C01B33/023—Preparation by reduction of silica or free silica-containing material
    • C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/90—Carbides
    • C01B32/914—Carbides of single elements
    • C01B32/956—Silicon carbide
    • C01B32/963—Preparation from compounds containing silicon
    • C01B32/97—Preparation from SiO or SiO2
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00274—Sequential or parallel reactions; Apparatus and devices for combinatorial chemistry or for making arrays; Chemical library technology
    • B01J2219/00277—Apparatus
    • B01J2219/00279—Features relating to reactor vessels
    • B01J2219/00331—Details of the reactor vessels

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Silicon Compounds (AREA)

Abstract

Die Erfindung betrifft ein Gesamtverfahren zur Herstellung von reinem Silicium, das als Solarsilicium geeignet ist, umfassend die Reduktion eines, durch saure Fällung aus wässriger Lösung eines in wässriger Phase gelöstem Siliciumoxids, gereinigtem Siliciumoxids mit einer oder mehreren reinen Kohlenstoffquellen, insbesondere wird das gereinigte Siliciumoxid durch Fällung eines in wässriger Phase gelöstem Siliciumoxids in einem Säuerungsmittel erhalten. Ferner betrifft die Erfindung eine Formulierung enthaltend einen Aktivator, sowie eine Vorrichtung zur Herstellung von Silicium, einen Reaktor und Elektroden.
PCT/EP2009/062487 2008-09-30 2009-09-28 Herstellung von solar-silicium aus siliciumdioxid WO2010037694A2 (de)

Priority Applications (10)

Application Number Priority Date Filing Date Title
AU2009299906A AU2009299906A1 (en) 2008-09-30 2009-09-28 Production of solar-grade silicon from silicon dioxide
EA201100572A EA201100572A1 (ru) 2008-09-30 2009-09-28 Получение кремния для солнечных батарей из диоксида кремния
US13/121,761 US20110262336A1 (en) 2008-09-30 2009-09-28 Production of solar-grade silicon from silicon dioxide
BRPI0919505-0A BRPI0919505A2 (pt) 2008-09-30 2009-09-28 produção de sílicio de grau solar a partir de dióxido de silício
CN2009801387095A CN102171141A (zh) 2008-09-30 2009-09-28 由二氧化硅制备太阳能级硅
JP2011529514A JP2012504100A (ja) 2008-09-30 2009-09-28 二酸化珪素からのソーラーグレードシリコンの製造
NZ591317A NZ591317A (en) 2008-09-30 2009-09-28 Production of solar-grade silicon from silicon dioxide
EP09783454A EP2334598A2 (de) 2008-09-30 2009-09-28 Herstellung von solar-silicium aus siliciumdioxid
CA2739041A CA2739041A1 (en) 2008-09-30 2009-09-28 Production of solar-grade silicon from silicon dioxide
ZA2011/02326A ZA201102326B (en) 2008-09-30 2011-03-29 Production of solar-grade silicon from silicon dioxide

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102008042502.8 2008-09-30
DE102008042502 2008-09-30
US11082708P 2008-11-03 2008-11-03
US61/110,827 2008-11-03

Publications (2)

Publication Number Publication Date
WO2010037694A2 WO2010037694A2 (de) 2010-04-08
WO2010037694A3 true WO2010037694A3 (de) 2011-01-13

Family

ID=41528527

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/062487 WO2010037694A2 (de) 2008-09-30 2009-09-28 Herstellung von solar-silicium aus siliciumdioxid

Country Status (11)

Country Link
US (1) US20110262336A1 (de)
EP (1) EP2334598A2 (de)
JP (1) JP2012504100A (de)
KR (1) KR20110076907A (de)
CN (1) CN102171141A (de)
AU (1) AU2009299906A1 (de)
CA (1) CA2739041A1 (de)
EA (1) EA201100572A1 (de)
NZ (1) NZ591317A (de)
WO (1) WO2010037694A2 (de)
ZA (1) ZA201102326B (de)

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EP2678293A1 (de) 2011-02-25 2014-01-01 Evonik Degussa GmbH VERFAHREN ZUR HERSTELLUNG VON SiO2-FORMKÖRPERN
DE102011004753A1 (de) 2011-02-25 2012-08-30 Evonik Degussa Gmbh Verfahren zum Aufreinigen von Silicium
DE102011006406A1 (de) 2011-03-30 2012-10-04 Evonik Degussa Gmbh Verfahren zur Herstellung von SiO2-Formkörpern
DE102011004748A1 (de) 2011-02-25 2012-08-30 Evonik Degussa Gmbh Verfahren zur Herstellung von SiO2-Formkörpern
JP5797086B2 (ja) * 2011-11-01 2015-10-21 太平洋セメント株式会社 高純度炭化珪素粉末の製造方法
DE102012202590A1 (de) 2012-02-21 2013-08-22 Evonik Degussa Gmbh Verfahren zur Herstellung von hochreinen Halbmetallen
DE102012202589A1 (de) 2012-02-21 2013-08-22 Evonik Degussa Gmbh Einsatz für einen Schmelztiegel
DE102012202587A1 (de) 2012-02-21 2013-08-22 Evonik Degussa Gmbh Verfahren zur Herstellung von hochreinem SiO2
DE102012202586A1 (de) 2012-02-21 2013-08-22 Evonik Degussa Gmbh Verfahren zur Herstellung von Silizium über carbothermische Reduktion von Siliciumoxid mit Kohlenstoff in einem Schmelzofen
WO2013156406A1 (en) 2012-04-17 2013-10-24 Evonik Degussa Gmbh Process for electrochemical processing of a concentrated aqueous carbohydrate solution and apparatus for performing the process
JP5178939B1 (ja) 2012-07-11 2013-04-10 和宏 永田 マイクロ波によるシリコンの製造方法及びマイクロ波還元炉
DE102012213021A1 (de) 2012-07-25 2014-01-30 Evonik Degussa Gmbh Formkörper umfassend Siliziumdioxid
CN106755132A (zh) * 2017-03-24 2017-05-31 黑龙江中丹建业生物能源有限公司 生产纤维素乙醇的压块秸秆制作方法
CN108110085A (zh) * 2017-12-15 2018-06-01 浙江晶科能源有限公司 一种抑制晶体硅电池光致衰减的方法
CN109738507B (zh) * 2019-01-28 2022-03-04 哈尔滨工业大学（威海） 一种基于热解-质谱技术的微塑料检测装置及方法
WO2020221419A1 (de) * 2019-04-29 2020-11-05 Wacker Chemie Ag Verfahren zur abtrennung von silicium aus schlacke
DE102019211921A1 (de) * 2019-08-08 2021-02-11 Schmid Silicon Technology Gmbh Verfahren und Vorrichtung zur Erzeugung siliziumhaltiger Materialien
CN111874912A (zh) * 2020-07-06 2020-11-03 安徽凤砂矿业集团有限公司 一种石英砂及其提纯方法
CN112038597B (zh) * 2020-08-25 2021-10-12 浙江锂宸新材料科技有限公司 一种多孔石墨与多孔硅复合负极材料及其制备方法和应用
CN112174157B (zh) * 2020-10-21 2022-06-07 承德莹科精细化工股份有限公司 一种利用含锰硅胶低温制备水玻璃溶液的方法
EP4245722A1 (de) * 2022-03-14 2023-09-20 Industriekeramik Hochrhein GmbH Verfahren und vorrichtung zur sic-herstellung
CN115448602B (zh) * 2022-09-28 2023-11-28 河南省高新技术实业有限公司 一种由花岗岩废料制备微晶玻璃的方法
CN116285554B (zh) * 2023-03-13 2023-09-29 华南农业大学 一种耐冲击的透明超疏水涂层的制备方法

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GB1003061A (en) * 1960-11-01 1965-09-02 Gen Electric Method of making silicon carbide
GB2046232A (en) * 1979-04-11 1980-11-12 Dow Corning Production of solar-cell grade silicon
DE3221675A1 (de) * 1982-04-15 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Lichtbogenofen zur herstellung von silicium
EP0272380A2 (de) * 1986-11-21 1988-06-29 Degussa Aktiengesellschaft Fällungskieselsäuren, Verfahren zu ihrer Herstellung und Verwendung
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GB2046232A (en) * 1979-04-11 1980-11-12 Dow Corning Production of solar-cell grade silicon
DE3221675A1 (de) * 1982-04-15 1983-10-27 Siemens AG, 1000 Berlin und 8000 München Lichtbogenofen zur herstellung von silicium
EP0272380A2 (de) * 1986-11-21 1988-06-29 Degussa Aktiengesellschaft Fällungskieselsäuren, Verfahren zu ihrer Herstellung und Verwendung
US4973462A (en) * 1987-05-25 1990-11-27 Kawatetsu Mining Company, Ltd. Process for producing high purity silica
US5009703A (en) * 1990-08-13 1991-04-23 Dow Corning Corporation Silicon smelting process in direct current furnace
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WO2007106860A2 (en) * 2006-03-15 2007-09-20 Reaction Sciences, Inc. Method for making silicon for solar cells and other applications

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Also Published As

Publication number Publication date
WO2010037694A2 (de) 2010-04-08
JP2012504100A (ja) 2012-02-16
CA2739041A1 (en) 2010-04-08
KR20110076907A (ko) 2011-07-06
ZA201102326B (en) 2011-12-28
US20110262336A1 (en) 2011-10-27
EA201100572A1 (ru) 2011-10-31
NZ591317A (en) 2013-02-22
AU2009299906A1 (en) 2010-04-08
EP2334598A2 (de) 2011-06-22
CN102171141A (zh) 2011-08-31

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