IT958964B - Procedimento per la produzione di ossidi finemente suddivisi - Google Patents

Procedimento per la produzione di ossidi finemente suddivisi

Info

Publication number
IT958964B
IT958964B IT68644/72A IT6864472A IT958964B IT 958964 B IT958964 B IT 958964B IT 68644/72 A IT68644/72 A IT 68644/72A IT 6864472 A IT6864472 A IT 6864472A IT 958964 B IT958964 B IT 958964B
Authority
IT
Italy
Prior art keywords
procedure
production
finely divided
divided oxides
oxides
Prior art date
Application number
IT68644/72A
Other languages
English (en)
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Application granted granted Critical
Publication of IT958964B publication Critical patent/IT958964B/it

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
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22—Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • 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
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
IT68644/72A 1971-10-28 1972-05-24 Procedimento per la produzione di ossidi finemente suddivisi IT958964B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2153671A DE2153671C3 (de) 1971-10-28 1971-10-28 Verfahren zur Herstellung von feinstteiliger Oxide des Siliciums

Publications (1)

Publication Number Publication Date
IT958964B true IT958964B (it) 1973-10-30

Family

ID=5823596

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68644/72A IT958964B (it) 1971-10-28 1972-05-24 Procedimento per la produzione di ossidi finemente suddivisi

Country Status (14)

Country Link
US (1) US3954945A (it)
JP (1) JPS5638521B2 (it)
AT (1) AT326085B (it)
BE (1) BE790704A (it)
CH (1) CH582623A5 (it)
DD (1) DD98451A5 (it)
DE (1) DE2153671C3 (it)
FR (1) FR2158172B1 (it)
GB (1) GB1412472A (it)
IT (1) IT958964B (it)
NL (1) NL7202620A (it)
NO (1) NO136291C (it)
SE (1) SE386880B (it)
SU (1) SU464991A3 (it)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2533925C3 (de) * 1975-07-30 1980-12-11 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von feinstteiligen Oxiden von Metallen und/oder des Siliciums
US4181532A (en) * 1975-10-22 1980-01-01 United Kingdom Atomic Energy Authority Production of colloidal dispersions
US4048290A (en) * 1976-01-28 1977-09-13 Cabot Corporation Process for the production of finely-divided metal and metalloid oxides
DE2620737C2 (de) * 1976-05-11 1982-07-29 Wacker-Chemie GmbH, 8000 München Verfahren zum Herstellen von hochdispersem Siliciumdioxid
NL7707961A (nl) * 1977-07-18 1979-01-22 Stamicarbon Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde.
NL7707960A (nl) * 1977-07-18 1979-01-22 Stamicarbon Werkwijze ter bereiding van poreus, zuiver siliciumdioxyde.
DE2849851C3 (de) * 1978-11-17 1981-11-05 Degussa Ag, 6000 Frankfurt Verfahren zur pyrogenen Herstellung von feinstteiligem Oxid eines Metalls und/oder eines Metalloids
DE2904199A1 (de) * 1979-02-05 1980-08-07 Degussa Verfahren zur gelenkten herstellung von kieselsaeure mittels flammenhydrolyse
DE2909815C2 (de) * 1979-03-13 1984-11-22 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von hochdispersem Siliciumdioxid
DE2923064A1 (de) * 1979-06-07 1980-12-11 Degussa Verfahren zur herstellung feinstteiliger oxide von metallen
DE2923182A1 (de) * 1979-06-08 1980-12-18 Degussa Verfahren zur pyrogenen herstellung von feinstteiligem oxid eines matalls und/oder eines metalloids
US4259311A (en) * 1979-07-24 1981-03-31 The United States Of America As Represented By The Secretary Of The Interior Decomposition of AlCl3.6H2 O in H2 atmosphere
DE2931810A1 (de) * 1979-08-06 1981-02-19 Degussa Temperaturstabilisiertes siliciumdioxid-mischoxid, das verfahren zu seiner herstellung und verwendung
US4519999A (en) * 1980-03-31 1985-05-28 Union Carbide Corporation Waste treatment in silicon production operations
US4292290A (en) * 1980-04-16 1981-09-29 Cabot Corporation Process for the production of finely-divided metal and metalloid oxides
DE3016010C2 (de) * 1980-04-25 1985-01-10 Degussa Ag, 6000 Frankfurt Verfahren zur pyrogenen Herstellung von Kieselsäure
DE3101720C2 (de) * 1981-01-21 1982-11-04 Degussa Ag, 6000 Frankfurt Verfahren zur Entfernung von Halogen aus den Reaktionsabgasen bei der pyrogenen Herstellung von Siliciumdioxid
DE3203743A1 (de) * 1982-02-04 1983-08-04 Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen Verfahren zur aufbereitung von bei der siliciumherstellung anfallenden abgasen
DE3223454A1 (de) * 1982-06-23 1983-12-29 Wacker-Chemie GmbH, 8000 München Verfahren zur herstellung von pyrogenerzeugter kieselsaeure mit verstaerkter verdickungswirkung
IT1161200B (it) * 1983-02-25 1987-03-18 Montedison Spa Processo e apparecchio per la preparazione di particelle di ossidi metallici monodisperse, sferiche, non aggregate e di dimensione inferiore al micron
CH658237A5 (en) * 1983-08-25 1986-10-31 Fuji Photo Film Co Ltd Pyrogenic process and device for manufacturing highly conducting tin oxide powder
US4555389A (en) * 1984-04-27 1985-11-26 Toyo Sanso Co., Ltd. Method of and apparatus for burning exhaust gases containing gaseous silane
US4801437A (en) * 1985-12-04 1989-01-31 Japan Oxygen Co., Ltd. Process for treating combustible exhaust gases containing silane and the like
CA1327342C (en) * 1987-11-30 1994-03-01 James Kelly Kindig Process for beneficiating particulate solids
US5123836A (en) * 1988-07-29 1992-06-23 Chiyoda Corporation Method for the combustion treatment of toxic gas-containing waste gas
DE69120090T2 (de) * 1990-11-13 1996-12-05 Cabot Corp Verfahren zur reduzierung freier halogene in abgasen
US5217703A (en) * 1991-08-28 1993-06-08 United Technologies Corporation Method of manufacture of iron oxide particles
DE4228711A1 (de) * 1992-08-28 1994-03-03 Degussa Silicium-Aluminium-Mischoxid
US5340560A (en) * 1993-04-30 1994-08-23 General Electric Company Method for making fumed silica having a reduced aggregate size and product
DE4322804A1 (de) * 1993-07-08 1995-01-12 Wacker Chemie Gmbh Verfahren zur Herstellung von hochdisperser Kieselsäure und Vorrichtung zur Durchführung des Verfahrens
US6193795B1 (en) 1993-08-02 2001-02-27 Degussa Corporation Low structure pyrogenic hydrophilic and hydrophobic metallic oxides, production and use
AU2364195A (en) * 1994-05-03 1995-11-29 Ulrich Research & Consulting, Inc. Method of producing fumed silica
US5698177A (en) * 1994-08-31 1997-12-16 University Of Cincinnati Process for producing ceramic powders, especially titanium dioxide useful as a photocatalyst
US6524548B1 (en) 1994-12-17 2003-02-25 Degussa Ag Zirconium dioxide powder, method of its production and use
DE4445205A1 (de) * 1994-12-17 1996-06-20 Degussa Zirkondioxidpulver, Verfahren zu seiner Herstellung und Verwendung
JP3409294B2 (ja) * 1996-01-25 2003-05-26 株式会社豊田中央研究所 酸化物粉末の製造方法
DE19650500A1 (de) * 1996-12-05 1998-06-10 Degussa Dotierte, pyrogen hergestellte Oxide
DE19756840A1 (de) * 1997-01-23 1998-07-30 Degussa Pyrogene Oxide und Verfahren zu ihrer Herstellung
US7384680B2 (en) * 1997-07-21 2008-06-10 Nanogram Corporation Nanoparticle-based power coatings and corresponding structures
US6387531B1 (en) 1998-07-27 2002-05-14 Nanogram Corporation Metal (silicon) oxide/carbon composite particles
US6290735B1 (en) 1997-10-31 2001-09-18 Nanogram Corporation Abrasive particles for surface polishing
US20090075083A1 (en) * 1997-07-21 2009-03-19 Nanogram Corporation Nanoparticle production and corresponding structures
US6099798A (en) * 1997-10-31 2000-08-08 Nanogram Corp. Ultraviolet light block and photocatalytic materials
US20090255189A1 (en) * 1998-08-19 2009-10-15 Nanogram Corporation Aluminum oxide particles
US20060147369A1 (en) * 1997-07-21 2006-07-06 Neophotonics Corporation Nanoparticle production and corresponding structures
US6106798A (en) * 1997-07-21 2000-08-22 Nanogram Corporation Vanadium oxide nanoparticles
US6726990B1 (en) 1998-05-27 2004-04-27 Nanogram Corporation Silicon oxide particles
US5938979A (en) * 1997-10-31 1999-08-17 Nanogram Corporation Electromagnetic shielding
JP3750728B2 (ja) * 2000-12-05 2006-03-01 信越化学工業株式会社 微細シリカの製造方法
JP4154563B2 (ja) * 2001-07-23 2008-09-24 信越化学工業株式会社 シリカ含有複合酸化物球状微粒子及びその製造方法
DE10258858A1 (de) * 2002-12-17 2004-08-05 Degussa Ag Pyrogen hergestelltes Siliciumdioxid
US7910081B2 (en) * 2006-04-28 2011-03-22 Cabot Corporation Process for the production of fumed silica
CN103333526A (zh) * 2007-01-03 2013-10-02 内诺格雷姆公司 基于硅/锗的纳米颗粒油墨、掺杂型颗粒、用于半导体应用的印刷和方法
CN104507868B (zh) * 2012-08-01 2018-02-09 俄铝工程技术中心有限责任公司 生产氧化铝的方法
CN104925817B (zh) * 2013-12-20 2018-03-20 贵州万方铝化科技开发有限公司 纳米级二氧化硅的制备方法
CN106241821B (zh) * 2016-07-21 2018-07-03 宜昌南玻硅材料有限公司 一种纳米级气相法白炭黑原料的混合装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE900339C (de) * 1951-07-05 1953-12-21 Degussa Verfahren und Vorrichtung zur Herstellung von kolloidaler Kieselsaeure in Aerogelform
DE974974C (de) * 1953-07-19 1961-06-22 Degussa Verfahren zur Herstellung von feinverteilten Oxyden
AT195893B (de) * 1953-12-15 1958-02-25 Degussa Verfahren zur Herstellung von Mischoxyden
US2990249A (en) * 1958-10-09 1961-06-27 Degussa Process of preparing finely divided oxides by hydrolysis
US3573945A (en) * 1965-07-06 1971-04-06 Ppg Industries Inc Process for improving pigmentary metal oxides
US3468689A (en) * 1965-08-09 1969-09-23 Ppg Industries Inc Process for preparing improved titanium dioxide

Also Published As

Publication number Publication date
FR2158172A1 (it) 1973-06-15
DE2153671B2 (de) 1981-07-30
FR2158172B1 (it) 1977-04-01
JPS5638521B2 (it) 1981-09-07
NL7202620A (it) 1973-05-02
DE2153671A1 (de) 1973-05-17
AT326085B (de) 1975-11-25
NO136291B (it) 1977-05-09
US3954945A (en) 1976-05-04
ATA915972A (de) 1975-02-15
JPS4885498A (it) 1973-11-13
DD98451A5 (it) 1973-06-20
SU464991A3 (ru) 1975-03-25
DE2153671C3 (de) 1982-06-09
SE386880B (sv) 1976-08-23
BE790704A (fr) 1973-02-15
CH582623A5 (it) 1976-12-15
NO136291C (no) 1977-08-17
GB1412472A (en) 1975-11-05

Similar Documents

Publication Publication Date Title
IT958964B (it) Procedimento per la produzione di ossidi finemente suddivisi
IT973901B (it) Procedimento per la produzione di alogenidrine
IT958044B (it) Procedimento per la produzione di politiobisfenoli
IT958021B (it) Procedimento per la fabbricazione di ammoniaca
IT948290B (it) Procedimento catalitico per la produzione di n buteni
AR197310A1 (es) Procedimiento para la produccion de hetacefalexina
IT958641B (it) Procedimento per la produzione diretta di acciaio
IT956409B (it) Procedimento per la produzione di lattami
IT965464B (it) Procedimento per la produzione di composti dicianovinilic
IT957992B (it) Procedimento per la produzione di ipofosfiti
IT957888B (it) Procedimento per la produzione di polietilene finemente suddiviso
IT958608B (it) Procedimento per la produzione di co polialchenameri
IT950237B (it) Procedimento per la produzione di trimetilopropano
IT947739B (it) Produzione di ferriti
IT957874B (it) Procedimento per la produzione di polietilene finemente suddiviso
IT959796B (it) Procedimento per la produzione di lattami
IT966300B (it) Procedimento per la produzione di i, i diantrachinonili
IL40180A (en) The production of beta-chloroethyltrichlorosilane
IT954404B (it) Procedimento per la produzione di o amminobenzonitrili
IT961345B (it) Procedimento per la produzione di cianoacetil carbammati
IT1045446B (it) Procedimento per la produzione di antrachinone
IT966907B (it) Procedimento per la produzione di alchil crisantemati
IT1045691B (it) Prcedimento per la produczione di nitrilo triacetonitrile
IT1045669B (it) Procedimento per la produzione di penicillammina
IT953937B (it) Procedimento per la produzione di dioli vicinali