DE112005001969T5 - Verfahren zur Herstellung von Silicium, Verfahren zur Abtrennung von Silicium aus einer Salzschmelze und Verfahren zur Herstellung von Siliciumtetrafluorid - Google Patents

Verfahren zur Herstellung von Silicium, Verfahren zur Abtrennung von Silicium aus einer Salzschmelze und Verfahren zur Herstellung von Siliciumtetrafluorid Download PDF

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Publication number
DE112005001969T5
DE112005001969T5 DE112005001969T DE112005001969T DE112005001969T5 DE 112005001969 T5 DE112005001969 T5 DE 112005001969T5 DE 112005001969 T DE112005001969 T DE 112005001969T DE 112005001969 T DE112005001969 T DE 112005001969T DE 112005001969 T5 DE112005001969 T5 DE 112005001969T5
Authority
DE
Germany
Prior art keywords
silicon
melt
powder
eutectic
electrolysis
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.)
Withdrawn
Application number
DE112005001969T
Other languages
German (de)
English (en)
Inventor
Alexsander Ivanovich Karelin
Vladimir Alexsandrovich Karelin
Valery Andreevich Kazimirov
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZE POLY PTE. LTD., SINGAPORE, SG
Original Assignee
"GELIOS" LLC
GELIOS LLC
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
Application filed by "GELIOS" LLC, GELIOS LLC filed Critical "GELIOS" LLC
Publication of DE112005001969T5 publication Critical patent/DE112005001969T5/de
Withdrawn legal-status Critical Current

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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
    • C01B33/08—Compounds containing halogen
    • C01B33/107—Halogenated silanes
    • C01B33/10705—Tetrafluoride
    • 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
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B7/00—Halogens; Halogen acids
    • C01B7/19—Fluorine; Hydrogen fluoride
    • C01B7/20—Fluorine
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/245—Fluorine; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/34—Electrolytic production, recovery or refining of metals by electrolysis of melts of metals not provided for in groups C25C3/02 - C25C3/32
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
    • C25C5/04—Electrolytic production, recovery or refining of metal powders or porous metal masses from melts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Silicon Compounds (AREA)
DE112005001969T 2004-08-12 2005-08-01 Verfahren zur Herstellung von Silicium, Verfahren zur Abtrennung von Silicium aus einer Salzschmelze und Verfahren zur Herstellung von Siliciumtetrafluorid Withdrawn DE112005001969T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
RU2004124626/15A RU2272785C1 (ru) 2004-08-12 2004-08-12 Способ получения высокочистого порошка кремния из тетрафторида кремния с одновременным получением элементного фтора, способ отделения кремния от расплава солей, полученные вышеуказанным способом порошок кремния и элементный фтор и способ получения тетрафторида кремния
RU2004124626 2004-08-12
PCT/RU2005/000400 WO2006019334A1 (fr) 2004-08-12 2005-08-01 Procede de production de silicium, procede de separation du silicium et d'une masse de sels en fusion et procede de fabrication du tetrafluorure de silicium

Publications (1)

Publication Number Publication Date
DE112005001969T5 true DE112005001969T5 (de) 2007-07-12

Family

ID=35907667

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112005001969T Withdrawn DE112005001969T5 (de) 2004-08-12 2005-08-01 Verfahren zur Herstellung von Silicium, Verfahren zur Abtrennung von Silicium aus einer Salzschmelze und Verfahren zur Herstellung von Siliciumtetrafluorid

Country Status (7)

Country Link
US (1) US20070209945A1 (zh)
CN (1) CN101090862B (zh)
DE (1) DE112005001969T5 (zh)
ES (1) ES2319072B1 (zh)
RU (1) RU2272785C1 (zh)
UA (1) UA80662C2 (zh)
WO (1) WO2006019334A1 (zh)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2408533C2 (ru) * 2005-05-13 2011-01-10 Вульф НЕГЕЛЬ Низкотемпературный электролиз расплава кварца
CH703236B1 (fr) * 2007-12-19 2011-12-15 Ecole Polytech Procédé de récupération de silicium dans des déchets de sciage.
CN101736354B (zh) * 2008-11-06 2011-11-16 北京有色金属研究总院 电化学法制备硅纳米粉、硅纳米线和硅纳米管中的一种或几种的方法
US9101896B2 (en) * 2010-07-09 2015-08-11 Sri International High temperature decomposition of complex precursor salts in a molten salt
RU2486290C1 (ru) * 2012-05-10 2013-06-27 Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской Академии наук Способ получения нано- и микроструктурных порошков и/или волокон кристаллического и/или рентгеноаморфного кремния
CN106145127A (zh) * 2015-04-21 2016-11-23 广州凌玮科技股份有限公司 一种中空微球二氧化硅的制备方法
CN105019015A (zh) * 2015-07-09 2015-11-04 上海大学 一种无定型硅材料的电化学制备方法
US10106902B1 (en) 2016-03-22 2018-10-23 Plasma Processes, Llc Zirconium coating of a substrate
CN109037028B (zh) * 2018-06-22 2021-03-02 江苏京尚圆电气集团有限公司 一种硅料清洗方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1080662A (en) * 1912-01-23 1913-12-09 Percy E Donner Triple valve.
US3022233A (en) * 1959-11-18 1962-02-20 Dow Chemical Co Preparation of silicon
SU460326A1 (ru) * 1973-06-19 1975-02-15 Институт общей и неорганической химии Электролит дл получени металлического кремни электролизом из расплавов
US3983012A (en) * 1975-10-08 1976-09-28 The Board Of Trustees Of Leland Stanford Junior University Epitaxial growth of silicon or germanium by electrodeposition from molten salts
US4142947A (en) * 1977-05-12 1979-03-06 Uri Cohen Electrodeposition of polycrystalline silicon from a molten fluoride bath and product
FR2480796A1 (fr) * 1980-04-21 1981-10-23 Extramet Sarl Procede de production de silicium de haute purete par voie electrochimique
RU2046095C1 (ru) * 1991-06-25 1995-10-20 Всероссийский научно-исследовательский институт неорганических материалов им.акад. А.А.Бочвара Способ получения тетрафторида кремния
NO942121L (no) * 1994-06-07 1995-12-08 Jan Stubergh Fremstilling og anordning for fremstilling av silisium-"metall", silumin og aluminium-metall
RU2156220C1 (ru) * 1999-05-26 2000-09-20 Карелин Александр Иванович Способ получения раствора металлического кремния, способ получения металлического кремния из раствора и металлический кремний, полученный на основе этих способов, способ получения керамических материалов и керамический материал, полученный на основе этого способа
NO20010962D0 (no) * 2001-02-26 2001-02-26 Norwegian Silicon Refinery As FremgangsmÕte for fremstilling av silisium med høy renhet ved elektrolyse
UA73847C2 (en) * 2003-09-02 2005-09-15 A method for preparing silicon tetrafluoride, a method for isolation of the silicon tetrafluoride from oxygen and highly volatile admixtures, a method for preparing silicon powder from the silicon tetrafluoride

Also Published As

Publication number Publication date
UA80662C2 (en) 2007-10-10
WO2006019334A1 (fr) 2006-02-23
ES2319072A1 (es) 2009-05-01
US20070209945A1 (en) 2007-09-13
ES2319072B1 (es) 2010-02-16
CN101090862A (zh) 2007-12-19
CN101090862B (zh) 2010-08-11
RU2272785C1 (ru) 2006-03-27

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: ZE POLY PTE. LTD., SINGAPORE, SG

8128 New person/name/address of the agent

Representative=s name: STOFFREGEN, H., DIPL.-PHYS. DR.RER.NAT., PAT.-ANW.

R005 Application deemed withdrawn due to failure to request examination

Effective date: 20120802