ES8606828A1 - Procedimiento para la fabricacion de tetrafluoruro de sili- cio - Google Patents

Procedimiento para la fabricacion de tetrafluoruro de sili- cio

Info

Publication number
ES8606828A1
ES8606828A1 ES542159A ES542159A ES8606828A1 ES 8606828 A1 ES8606828 A1 ES 8606828A1 ES 542159 A ES542159 A ES 542159A ES 542159 A ES542159 A ES 542159A ES 8606828 A1 ES8606828 A1 ES 8606828A1
Authority
ES
Spain
Prior art keywords
tetrafluoride
producing
fluoride
silicium
silicon tetrafluoride
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.)
Expired
Application number
ES542159A
Other languages
English (en)
Other versions
ES542159A0 (es
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.)
D Swarovski KG
Original Assignee
D Swarovski KG
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 D Swarovski KG filed Critical D Swarovski KG
Publication of ES8606828A1 publication Critical patent/ES8606828A1/es
Publication of ES542159A0 publication Critical patent/ES542159A0/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
    • C10B33/00—Discharging devices; Coke guides
    • C10B33/08—Pushers, e.g. rams
    • 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
    • C01B33/08—Compounds containing halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Silicon Compounds (AREA)
  • Treating Waste Gases (AREA)
  • Silicon Polymers (AREA)

Abstract

PROCEDIMIENTO PARA LA FABRICACION DE TETRAFLUORURO DE SILICIO. COMPRENDE: A) HIDROLIZAR CON AGUA GASES QUE CONTIENEN FLUORURO DE SILICIO EN LOS QUE LA PROPORCION SI/F DEBE ESTAR ENTRE 1/4 Y 1/5, EN UN DEPURADOR DE GASES DE DESPERDICIO (2); B) AGITAR VIOLENTAMENTE EN RECIPIENTES AGITADORES RESISTENTES A LA CORROSION (3) EL HIDROLIZADO OBTENIDO EN A) CON FLUORURO SODICO, FLUORURO POTASICO O FLUORURO BARICO EN SUSPENSION, PARA OBTENER HEXAFLUOROSILICATOS; C) SEPARAR EN (6) Y SECAR EL HEXAFLUOROSILICATO OBTENIDO EN (3); D) DESCOMPONER TERMICAMENTE EN (8) EL PRODUCTO DE C) PARA OBTENER TETRAFLUORURO DE SILICIO DE PUREZA MAYOR AL 90% EN VOLUMEN Y FLUORURO METALICO, MANTENIENDO UNA PRESION DE 0,1 A 500 MBAR Y UNA TEMPERATURA ENTRE 400 Y 800JC; Y E) RECICLAR EL FLUORURO METALICO OBTENIDO EN D). SU UTILIZACION ES MULTIPLE: TRATAMIENTO DE PIEZAS DE HORMIGON, ETC.
ES542159A 1984-09-05 1985-04-11 Procedimiento para la fabricacion de tetrafluoruro de sili- cio Expired ES8606828A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3432678A DE3432678C2 (de) 1984-09-05 1984-09-05 Verfahren zur Herstellung von Siliciumtetrafluorid

Publications (2)

Publication Number Publication Date
ES8606828A1 true ES8606828A1 (es) 1986-05-01
ES542159A0 ES542159A0 (es) 1986-05-01

Family

ID=6244730

Family Applications (1)

Application Number Title Priority Date Filing Date
ES542159A Expired ES8606828A1 (es) 1984-09-05 1985-04-11 Procedimiento para la fabricacion de tetrafluoruro de sili- cio

Country Status (12)

Country Link
US (1) US4615872A (es)
EP (1) EP0173793A3 (es)
JP (1) JPS6168315A (es)
KR (1) KR860002419A (es)
CA (1) CA1220322A (es)
DD (1) DD236511A5 (es)
DE (1) DE3432678C2 (es)
DK (1) DK133585A (es)
ES (1) ES8606828A1 (es)
FI (1) FI75330C (es)
IN (1) IN162367B (es)
NO (1) NO851213L (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8614539D0 (en) * 1986-06-14 1986-07-23 Renishaw Plc Coordinate positioning apparatus
US5165534A (en) * 1989-11-13 1992-11-24 Lauren Kaufman Packaging cases incorporating elevating mechanism for displaying contents
US5242670A (en) * 1992-07-02 1993-09-07 Gehringer Ronald C Method for hydrofluoric acid digestion of silica/alumina matrix material for the production of silicon tetrafluoride, aluminum fluoride and other residual metal fluorides and oxides
US5918106A (en) * 1998-06-05 1999-06-29 Starmet Corp. Method for producing uranium oxide and a non-radioactive fluorine compound from uranium tetrafluoride and a solid oxide compound
US5901338A (en) * 1998-06-05 1999-05-04 Starmet Corporation Method for producing uranium oxide and silicon tetrafluoride from uranium tetrafluoride, silicon, and a gaseous oxide
US5888468A (en) * 1998-06-05 1999-03-30 Starmet Corp. Method for producing silicon tetrafluoride from uranium tetrafluoride
US6096281A (en) * 1999-03-29 2000-08-01 Starmet Corporation Method for producing uranium oxide from uranium oxyfluoride
US6033642A (en) * 1999-03-29 2000-03-07 Starmet Corporation Method for producing silicon tetrafluoride from uranium oxyfluoride
US6086836A (en) * 1999-03-29 2000-07-11 Starmet Corporation Method for producing uranium oxide from uranium oxyfluoride and silicon
JP3909385B2 (ja) * 2001-07-12 2007-04-25 昭和電工株式会社 テトラフルオロシランの製造方法およびその用途
US7666379B2 (en) * 2001-07-16 2010-02-23 Voltaix, Inc. Process and apparatus for removing Bronsted acid impurities in binary halides
JP4014451B2 (ja) * 2001-09-11 2007-11-28 セントラル硝子株式会社 四フッ化珪素の製造法
TW200512159A (en) * 2003-09-25 2005-04-01 Showa Denko Kk Method for producing tetrafluorosilane
US20110101273A1 (en) * 2005-09-16 2011-05-05 Robert Rewick Process and Composition for Making Rare Earth Doped Particles and Methods of Using Them
KR100831060B1 (ko) 2006-12-29 2008-05-20 대일개발 주식회사 실리콘이 함유된 반도체 에칭 폐액의 재생방법
US8709370B2 (en) * 2008-08-28 2014-04-29 Sri International Method and system for producing fluoride gas and fluorine-doped glass or ceramics
CN102317201B (zh) * 2008-12-17 2014-08-13 Memc电子材料有限公司 用于在流化床反应器中由氟硅酸盐生产四氟化硅的方法和体系
RU2549415C2 (ru) * 2012-12-05 2015-04-27 Открытое акционерное общество "Ведущий научно-исследовательский институт химической технологии" (ОАО "ВНИИХТ") Способ получения тетрафторида кремния и октаоксида триурана из тетрафторида урана
DE102013104398A1 (de) * 2013-04-30 2014-10-30 Spawnt Private S.À.R.L. Verfahren zur Herstellung von Siliziumtetrafluorid
CN114380304B (zh) * 2022-01-21 2023-05-30 云南磷化集团有限公司 一种对氟硝基苯用原料氟化钾的短流程制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD67408A (es) *
US1247165A (en) * 1917-03-17 1917-11-20 Karl F Stahl Method of making sodium silicofluorid.
US2833628A (en) * 1954-06-09 1958-05-06 Grace W R & Co Manufacture of silicon tetrafluoride
US2933374A (en) * 1955-03-29 1960-04-19 Gen Electric Process of treating fluorosilanes to form monosilane
GB1254785A (en) * 1968-03-28 1971-11-24 Degussa A process for the production of silicon tetrahalides
US3674431A (en) * 1970-07-01 1972-07-04 Cities Service Co Generation of silicon tetrafluoride
US3969485A (en) * 1971-10-28 1976-07-13 Flemmert Goesta Lennart Process for converting silicon-and-fluorine-containing waste gases into silicon dioxide and hydrogen fluoride
US4262409A (en) * 1978-04-24 1981-04-21 Robroy Industries Cable connector
US4282196A (en) * 1979-10-12 1981-08-04 Bell Telephone Laboratories, Incorporated Method of preparing optical fibers of silica

Also Published As

Publication number Publication date
DK133585D0 (da) 1985-03-25
FI75330B (fi) 1988-02-29
JPS6168315A (ja) 1986-04-08
FI75330C (fi) 1988-06-09
CA1220322A (en) 1987-04-14
DD236511A5 (de) 1986-06-11
DE3432678A1 (de) 1986-04-17
ES542159A0 (es) 1986-05-01
IN162367B (es) 1988-05-14
DK133585A (da) 1986-03-06
FI851215L (fi) 1986-03-06
KR860002419A (ko) 1986-04-26
US4615872A (en) 1986-10-07
EP0173793A3 (de) 1989-03-22
NO851213L (no) 1986-03-06
EP0173793A2 (de) 1986-03-12
DE3432678C2 (de) 1986-11-20
FI851215A0 (fi) 1985-03-26

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