ATE472510T1 - Pyrogenes sio2 und dispersion desselben - Google Patents

Pyrogenes sio2 und dispersion desselben

Info

Publication number
ATE472510T1
ATE472510T1 AT03782417T AT03782417T ATE472510T1 AT E472510 T1 ATE472510 T1 AT E472510T1 AT 03782417 T AT03782417 T AT 03782417T AT 03782417 T AT03782417 T AT 03782417T AT E472510 T1 ATE472510 T1 AT E472510T1
Authority
AT
Austria
Prior art keywords
burner
less
gas
powder
dispersion
Prior art date
Application number
AT03782417T
Other languages
English (en)
Inventor
Martin Moerters
Helmut Mangold
Monika Oswald
Kai Schumacher
Heinz Lach
Gerrit Schneider
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
Application filed by Evonik Degussa Gmbh filed Critical Evonik Degussa Gmbh
Application granted granted Critical
Publication of ATE472510T1 publication Critical patent/ATE472510T1/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C03GLASS; MINERAL OR SLAG WOOL
    • C03CCHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00Glass compositions
    • C03C3/04Glass compositions containing silica
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50Mixing liquids with solids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B82NANOTECHNOLOGY
    • B82YSPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00Nanotechnology for materials or surface science, e.g. nanocomposites
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/141Preparation of hydrosols or aqueous dispersions
    • C01B33/1415Preparation of hydrosols or aqueous dispersions by suspending finely divided silica in water
    • C01B33/1417Preparation of hydrosols or aqueous dispersions by suspending finely divided silica in water an aqueous dispersion being obtained
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/14Colloidal silica, e.g. dispersions, gels, sols
    • C01B33/146After-treatment of sols
    • C01B33/148Concentration; Drying; Dehydration; Stabilisation; Purification
    • C01B33/1485Stabilisation, e.g. prevention of gelling; Purification
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183Preparation 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
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/50Agglomerated particles
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/62Submicrometer sized, i.e. from 0.1-1 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/64Nanometer sized, i.e. from 1-100 nanometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/10Solid density
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/12Surface area
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/22Rheological behaviour as dispersion, e.g. viscosity, sedimentation stability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Composite Materials (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Silicon Compounds (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Colloid Chemistry (AREA)
  • Medicinal Preparation (AREA)
AT03782417T 2002-12-17 2003-12-16 Pyrogenes sio2 und dispersion desselben ATE472510T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10258857A DE10258857A1 (de) 2002-12-17 2002-12-17 Pyrogen hergestelltes Siliciumdioxid und Dispersion hiervon
PCT/EP2003/014322 WO2004054929A1 (en) 2002-12-17 2003-12-16 Pyrogenic silicon dioxide and a dispersion thereof

Publications (1)

Publication Number Publication Date
ATE472510T1 true ATE472510T1 (de) 2010-07-15

Family

ID=32477701

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03782417T ATE472510T1 (de) 2002-12-17 2003-12-16 Pyrogenes sio2 und dispersion desselben

Country Status (9)

Country Link
US (1) US7722849B2 (de)
EP (1) EP1572587B1 (de)
JP (1) JP4280712B2 (de)
KR (1) KR101030873B1 (de)
CN (1) CN1330570C (de)
AT (1) ATE472510T1 (de)
AU (1) AU2003290058A1 (de)
DE (2) DE10258857A1 (de)
WO (1) WO2004054929A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004036602A1 (de) * 2004-07-28 2006-03-23 Degussa Ag Hochgefüllte, wässerige Metalloxid-Dispersion
DE102005001410A1 (de) 2005-01-12 2006-07-20 Degussa Ag Pyrogen hergestelltes Siliciumdioxidpulver und Dispersion hiervon
DE102005001409A1 (de) * 2005-01-12 2006-07-20 Degussa Ag Pyrogen hergestelltes Siliciumdioxidpulver und dieses Pulver enthaltene Silikondichtmasse
EP1700830A1 (de) 2005-03-09 2006-09-13 Novara Technology S.R.L. Prozess für die Herstellung von Monolithen mittels eines Sol-Gel Prozesses
EP1700828A1 (de) * 2005-03-09 2006-09-13 Degussa AG Verfahren zur Herstellung von Glaskörpern ultrahoher Reinheit und optischer Qualität
SI1700831T1 (sl) 2005-03-09 2008-04-30 Gegussa Novara Technology Spa Postopek za proizvodnjo monolitov s pomocjo sol-gel postopka
EP1700832A1 (de) 2005-03-09 2006-09-13 Degussa AG Verfahren zur Herstellung von Glas optischer Qualität
EP1700824A1 (de) 2005-03-09 2006-09-13 Degussa AG Granulate basierend auf pyrogen hergestelles silicon dioxid, sowie Verfahren zu deren Herstellung und Verwendung dergleichen
EP1700829A1 (de) * 2005-03-09 2006-09-13 Degussa AG Verfahren zum Herstellen eines Glasmonolithes mittels eines Sol-Gel-Verfahrens
EP1717202A1 (de) * 2005-04-29 2006-11-02 Degussa AG Sinterwerkstoffe aus Siliciumdioxid
DE102006005093A1 (de) * 2006-02-04 2007-08-09 Degussa Ag Siliciumdioxid und Polycarboxylatether enthaltende Dispersion
DE102006030002A1 (de) * 2006-06-29 2008-01-03 Wacker Chemie Ag Herstellung pyrogener Metalloxide in temperierten Reaktionskammern
DE102006054156A1 (de) 2006-11-16 2008-05-21 Wacker Chemie Ag Pyrogene Kieselsäure hergestellt in einer Produktions-Anlage mit großer Kapazität
ATE497483T1 (de) * 2007-05-21 2011-02-15 Evonik Degussa Gmbh Pyrogen hergestelltes siliciumdioxid mit niedriger verdickungswirkung
EP2088128B1 (de) 2007-12-10 2015-04-08 Cristal Materials Corporation Verfahren zur Herstellung von Glasmonolithen über das Sol-Gel-Verfahren
EP2618339A3 (de) * 2010-03-12 2013-10-30 General Cable Technologies Corporation Kabel mit Isolierung mit Mikrooxidpartikeln
DE102013206266A1 (de) * 2013-04-10 2014-10-16 Wacker Chemie Ag Vernetzbare Massen auf der Basis von Organosiliciumverbindungen
CN103712951B (zh) * 2013-12-31 2016-03-09 清华大学深圳研究生院 一种基于三维结构纳米阵列生物芯片的制备方法及其应用
TWI794149B (zh) 2015-12-18 2023-03-01 德商何瑞斯廓格拉斯公司 石英玻璃粉粒、不透明成型體及彼等之製備方法
TWI840318B (zh) 2015-12-18 2024-05-01 德商何瑞斯廓格拉斯公司 石英玻璃體、光導、施照體、成型體及製備彼等之方法及矽組分之用途
EP3390290B1 (de) 2015-12-18 2023-03-15 Heraeus Quarzglas GmbH & Co. KG Herstellung eines opaken quarzglaskörpers
EP3390303B1 (de) 2015-12-18 2024-02-07 Heraeus Quarzglas GmbH & Co. KG Herstellung von quarzglaskörpern mit taupunktkontrolle im schmelzofen
KR20180095879A (ko) 2015-12-18 2018-08-28 헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지 상승된 온도에서 탄소-도핑된 실리카 과립을 처리하여 실리카 과립의 알칼리 토금속 함량의 감소
US11492285B2 (en) 2015-12-18 2022-11-08 Heraeus Quarzglas Gmbh & Co. Kg Preparation of quartz glass bodies from silicon dioxide granulate
EP3390296B1 (de) 2015-12-18 2024-09-04 Heraeus Quarzglas GmbH & Co. KG Herstellung eines quarzglaskörpers in einem mehrkammerofen
EP3390308B1 (de) 2015-12-18 2024-08-28 Heraeus Quarzglas GmbH & Co. KG Glasfasern aus quarzglas mit geringem oh-, cl- und al-gehalt
KR20180095622A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지 내화성 금속으로 제조된 용융 도가니에서 실리카 유리 제품의 제조
TWI808933B (zh) 2015-12-18 2023-07-21 德商何瑞斯廓格拉斯公司 石英玻璃體、二氧化矽顆粒、光導、施照體、及成型體及其製備方法
DE102017203998A1 (de) * 2017-03-10 2017-06-01 Wacker Chemie Ag Verfahren zur Herstellung von pyrogener Kieselsäure
WO2024165387A1 (en) 2023-02-10 2024-08-15 Evonik Operations Gmbh Process for manufacturing oxides

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Publication number Priority date Publication date Assignee Title
DE2620737C2 (de) 1976-05-11 1982-07-29 Wacker-Chemie GmbH, 8000 München Verfahren zum Herstellen von hochdispersem Siliciumdioxid
JPH01234319A (ja) * 1988-03-16 1989-09-19 Nippon Steel Chem Co Ltd 球状シリカの製造方法
DE19530339A1 (de) 1995-08-18 1997-02-20 Degussa Pyrogene Kieselsäure, Verfahren zu ihrer Herstellung und Verwendung
DE19756840A1 (de) * 1997-01-23 1998-07-30 Degussa Pyrogene Oxide und Verfahren zu ihrer Herstellung
DE19807700A1 (de) * 1998-02-24 1999-08-26 Degussa Fällungskieselsäuregranulate
DE19953029A1 (de) * 1999-11-04 2001-05-17 Degussa Polyester
EP1148026B1 (de) * 2000-04-12 2016-08-10 Evonik Degussa GmbH Dispersionen
EP1182168B1 (de) 2000-08-21 2004-05-12 Degussa AG Pyrogen hergestelltes Siliciumdioxid
US6679945B2 (en) * 2000-08-21 2004-01-20 Degussa Ag Pyrogenically prepared silicon dioxide
DE10326049A1 (de) 2003-06-10 2004-12-30 Degussa Ag Flammenhydrolytisch hergestelltes Siliciumdioxid, Verfahren zu seiner Herstellung und Verwendung

Also Published As

Publication number Publication date
WO2004054929A1 (en) 2004-07-01
US20080045411A1 (en) 2008-02-21
KR101030873B1 (ko) 2011-04-22
CN1726170A (zh) 2006-01-25
EP1572587B1 (de) 2010-06-30
AU2003290058A1 (en) 2004-07-09
JP4280712B2 (ja) 2009-06-17
JP2006509712A (ja) 2006-03-23
DE10258857A1 (de) 2004-07-08
US7722849B2 (en) 2010-05-25
CN1330570C (zh) 2007-08-08
KR20050091725A (ko) 2005-09-15
DE60333223D1 (de) 2010-08-12
EP1572587A1 (de) 2005-09-14

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