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DE59606530D1 - Granules based on pyrogenic silicon dioxide, process for their production and their use - Google Patents

Granules based on pyrogenic silicon dioxide, process for their production and their use

Info

Publication number
DE59606530D1
DE59606530D1 DE59606530T DE59606530T DE59606530D1 DE 59606530 D1 DE59606530 D1 DE 59606530D1 DE 59606530 T DE59606530 T DE 59606530T DE 59606530 T DE59606530 T DE 59606530T DE 59606530 D1 DE59606530 D1 DE 59606530D1
Authority
DE
Germany
Prior art keywords
production
silicon dioxide
pyrogenic silicon
granules based
granules
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 - Lifetime
Application number
DE59606530T
Other languages
German (de)
Inventor
Dr Deller
Helmfried Krause
Dr Meyer
Dr Kerner
Dr Hartmann
Dr Lansink-Rotgerink
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Degussa Huels AG
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 GmbH, Degussa Huels AG filed Critical Degussa GmbH
Application granted granted Critical
Publication of DE59606530D1 publication Critical patent/DE59606530D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3081—Treatment with organo-silicon compounds
    • 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
    • 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
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/08—Silica
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/613—10-100 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/61—Surface area
    • B01J35/615—100-500 m2/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/635—0.5-1.0 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/63—Pore volume
    • B01J35/638—Pore volume more than 1.0 ml/g
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64—Pore diameter
    • B01J35/647—2-50 nm
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/66—Pore distribution
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3009—Physical treatment, e.g. grinding; treatment with ultrasonic vibrations
    • C09C1/3027—Drying, calcination
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3009—Physical treatment, e.g. grinding; treatment with ultrasonic vibrations
    • C09C1/3036—Agglomeration, granulation, pelleting
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/31—Density
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B01J35/31—Density
    • B01J35/32—Bulk density
    • 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
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
DE59606530T 1995-02-04 1996-01-29 Granules based on pyrogenic silicon dioxide, process for their production and their use Expired - Lifetime DE59606530D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19503717 1995-02-04
DE19601415A DE19601415A1 (en) 1995-02-04 1996-01-17 Granules based on pyrogenic silicon dioxide, process for their production and their use

Publications (1)

Publication Number Publication Date
DE59606530D1 true DE59606530D1 (en) 2001-04-12

Family

ID=7753205

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19601415A Ceased DE19601415A1 (en) 1995-02-04 1996-01-17 Granules based on pyrogenic silicon dioxide, process for their production and their use
DE59606530T Expired - Lifetime DE59606530D1 (en) 1995-02-04 1996-01-29 Granules based on pyrogenic silicon dioxide, process for their production and their use

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19601415A Ceased DE19601415A1 (en) 1995-02-04 1996-01-17 Granules based on pyrogenic silicon dioxide, process for their production and their use

Country Status (2)

Country Link
KR (1) KR100190472B1 (en)
DE (2) DE19601415A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19936478A1 (en) * 1999-08-03 2001-02-15 Degussa Sintered materials
DE10109484A1 (en) * 2001-02-28 2002-09-12 Degussa Surface-modified, doped, pyrogenic oxides
DE10114484C2 (en) * 2001-03-24 2003-10-16 Heraeus Quarzglas Process for the production of a composite material with an SiO¶2¶ content of at least 99% by weight, and use of the composite material obtained by the process
DE10145162A1 (en) 2001-09-13 2003-04-10 Wacker Chemie Gmbh Silylated silica with low levels of silicon-bonded hydroxy groups useful in toners, developers, charge control agents and flow improvers for powder systems and in crosslinkable polymer and resin compositions
EP1308422A1 (en) 2001-10-30 2003-05-07 Degussa AG A method of producing glass of optical qualitiy
EP1700828A1 (en) 2005-03-09 2006-09-13 Degussa AG Method for producing ultra-high purity, optical quality, glass articles
EP1700832A1 (en) 2005-03-09 2006-09-13 Degussa AG A method of producing glass of optical quality
SI1700831T1 (en) 2005-03-09 2008-04-30 Gegussa Novara Technology Spa Process for the production of monoliths by means of the sol-gel process
EP1700830A1 (en) 2005-03-09 2006-09-13 Novara Technology S.R.L. Process for the production of monoliths by means of the invert sol-gel process
DE102005061965A1 (en) 2005-12-23 2007-07-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Oxidic agglomerate particles, useful e.g. in the production of lacquers, colors, ink, coating systems, flame protection systems and/or electrical rheologic liquids, comprises agglomerated oxidic nano-scale primary particles
DE102007031633A1 (en) 2007-07-06 2009-01-08 Evonik Degussa Gmbh Process for the preparation of high purity silica granules
EP2011769A1 (en) 2007-07-06 2009-01-07 Evonik Degussa GmbH Sintered, high-purity granulate containing silicon dioxide
DE102007049158A1 (en) 2007-10-13 2009-04-16 Evonik Degussa Gmbh Use of high-purity fused silica granules with a low BET surface for the production of high-quality glass products, e.g. optical fibres, crucibles, lenses, diffraction gratings, insulators and industrial apparatus
EP2088128B1 (en) 2007-12-10 2015-04-08 Cristal Materials Corporation Method for the production of glassy monoliths via the sol-gel process
KR101439216B1 (en) * 2009-08-07 2014-09-11 파나소닉 주식회사 Method for producing fine mesoporous silica particles, fine mesoporous silica particles, liquid dispersion of fine mesoporous silica particles, composition containing fine mesoporous silica particles, and molded article containing fine mesoporous silica particles
DE102011004532A1 (en) 2011-02-22 2012-08-23 Evonik Degussa Gmbh High purity silica granules for quartz glass applications
DE102011087385A1 (en) 2011-11-30 2013-06-06 Evonik Degussa Gmbh Granules based on titanium dioxide particles with high mechanical stability

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3611449A1 (en) * 1986-04-05 1987-10-15 Degussa BASIC MATERIAL FOR THE PRODUCTION OF CERAMIC MATERIALS

Also Published As

Publication number Publication date
KR960031342A (en) 1996-09-17
KR100190472B1 (en) 1999-06-01
DE19601415A1 (en) 1996-08-08

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Legal Events

Date Code Title Description
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA AG, 40474 DUESSELDORF, DE

8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: DEGUSSA GMBH, 40474 DUESSELDORF, DE

8327 Change in the person/name/address of the patent owner

Owner name: EVONIK DEGUSSA GMBH, 40474 DUESSELDORF, DE