HK68389A - Production of sintered glasses and ceramics - Google Patents

Production of sintered glasses and ceramics Download PDF

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Publication number
HK68389A
HK68389A HK683/89A HK68389A HK68389A HK 68389 A HK68389 A HK 68389A HK 683/89 A HK683/89 A HK 683/89A HK 68389 A HK68389 A HK 68389A HK 68389 A HK68389 A HK 68389A
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HK
Hong Kong
Prior art keywords
soot
glass
metal
diketonate
vapour
Prior art date
Application number
HK683/89A
Other languages
English (en)
French (fr)
Inventor
Stephen Bruce Miller
Ronald Leroy Stewart
David Allen Thompson
Original Assignee
Corning Glass Works
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 Corning Glass Works filed Critical Corning Glass Works
Publication of HK68389A publication Critical patent/HK68389A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/77—Preparation of chelates of aldehydes or ketones
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
    • C03B19/1415—Reactant delivery systems
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/01413—Reactant delivery systems
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/6325—Organic additives based on organo-metallic compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/92—Ketonic chelates
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F3/00—Compounds containing elements of Groups 2 or 12 of the Periodic Table
    • C07F3/003—Compounds containing elements of Groups 2 or 12 of the Periodic Table without C-Metal linkages
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/30—For glass precursor of non-standard type, e.g. solid SiH3F
    • C03B2207/32—Non-halide
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/85—Feeding the burner or the burner-heated deposition site with vapour generated from liquid glass precursors, e.g. directly by heating the liquid
    • C03B2207/87—Controlling the temperature
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/80—Feeding the burner or the burner-heated deposition site
    • C03B2207/90—Feeding the burner or the burner-heated deposition site with vapour generated from solid glass precursors, i.e. by sublimation
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL 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
    • C03C2203/00—Production processes
    • C03C2203/40—Gas-phase processes
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S65/00—Glass manufacturing
    • Y10S65/901—Liquid phase reaction process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Structural Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Glass Compositions (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Reinforced Plastic Materials (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)

Claims (10)

1. Verfahren zur Herstellung eines Glas- oder Keramikartikels durch einen Dampfphasenoxidationsprozeß, wobei verdampfte Glas- oder Keramik-Ausgangs-Verbindungen oxidiert werden, während sie sich in der Dampfphase befinden, um einen aus Oxidpartikeln bestehenden Ruß zu bilden, der als abgeschiedener Ruß eingefangen und durch Erhitzen gesintert wird, um einen von Gasblasen freien, monolithischen selbsttragenden Glas- oder Keramikartikel zu formen, wobei der Artikel eine Zusammensetzung hat, die wenigstens ein modifizierendes Metalloxid, ausgewählt aus den Gruppen IA, IB, IIA, IIB, IIIA, IIIB, IVA, IVB und den seltenen Erden des Periodensystems, einschließt, dadurch gekennzeichnet, daß die verdampfte Ausgangs-Verbindung für wenigstens eines der Metalloxide des Artikels ein β-Diketonat-Komplex des ausgewählten Metalls ist, der einen Dampfdruck von wenigstens 10 mm (Hg) (13.34 Millibar) bei einer Temperatur von nicht über 250°C aufweist und daß der verdampfte β-Diketonat-Komplex in der Dampfphase oxidiert wird, um einen aus Oxidpartikeln bestehenden Ruß des ausgewählten Metalls zu ergeben, der eingefangen und mit dem abgeschiedenen Ruß gesintert wird.
2. Verfahren zur Herstellung eines Lichtwellenleiters umfassend einen Dampfphasenoxidationsprozeß, wobei verdampfte Verbindungen von Glas- oder Keramik-Ausgangs-Verbindungen oxidiert werden, während sie sich in der Dampfphase befinden, um einen aus Partikeln bestehenden Oxidruß zu bilden, und das Glas aus einer Zusammensetzung besteht, die wenigstens ein modifizierendes Metalloxid einschließt, welches aus den Gruppen IA, IB, IIA, IIB, IIIA, IIIB, IVA, IVB und den seltenen Erden des Periodensystems ausgewählt wurde, wobei der Ruß eingefangen und zu klarem Glas konsolidiert und das Glas zu einer Lichtwellenleiter-Faser gezogen wird, dadurch gekennzeichnet, daß die verdampfte Ausgangs-Verbindung für wenigstens eines der Metalloxide des Artikels ein β-Diketonat-Komplex des ausgewählten Metalls ist, der einen Dampfdruck von wenigstens 10 mm (Hg) (13.34 Millibar) bei einer Temperatur von nicht über 250°C aufweist und daß der verdampfte β-Diketonat-Komplex in der Dampfphase oxidiert wird, um einen aus Oxidpartikeln bestehenden Ruß des ausgewählten Metalls zu ergeben, der eingefangen und mit dem abgeschiedenen Ruß gesintert wird.
3. Verfahren nach Anspruch 1 oder 2, wobei das Metall aus Li, Na, Be, Mg, Sc, Y Cu, Hf, Zr, Ti, Zn, Cd, Al, Ga, TI und Ce ausgewählt wird.
4. Verfahren nach einem der Ansprüche 1 bis 3, wobei der β-Diketonat-Komplex einen β-Diketonatliganden mit einem Formelgewicht von wenigstens 153 umfaßt.
5. Verfahren nach einem der Ansprüche 1 bis 4, wobei der β-Diketonatligand von einem fluorierten β-Diketon abgeleitet wird.
6. Verfahren nach einem der Ansprüche 1 bis 4, wobei der β-Diketonatligand ausgewählt wird aus (tfa), (hfa), (thd), (dfhd), (tod) und (fod) Liganden.
7. Verfahren nach einem der Ansprüche 1 bis 6, wobei der β-Diketonat-Komplex ein Addukt mit wenigstens einer Lewis-Base ist.
8. Verfahren nach Anspurch 7, wobei die Lewis-Base Tetrahydrofuran ist.
9. Verfahren nach einem der Ansprüche 1 bis 8, wobei der aus Metalloxidpartikeln bestehende Ruß auf einem rotierenden Dorn eingefangen wird.
10. Verfahren nach einem der Ansprüche 1 bis 9, wobei der eingefangene Ruß vor oder während der Konsolidierung behandelt wird, um Wasser, Kohlenstoff- und/oder Fluorverunreinigungen daraus zu entfernen.
HK683/89A 1982-09-15 1989-08-24 Production of sintered glasses and ceramics HK68389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/418,215 US4501602A (en) 1982-09-15 1982-09-15 Process for making sintered glasses and ceramics

Publications (1)

Publication Number Publication Date
HK68389A true HK68389A (en) 1989-09-01

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ID=23657179

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Application Number Title Priority Date Filing Date
HK683/89A HK68389A (en) 1982-09-15 1989-08-24 Production of sintered glasses and ceramics

Country Status (17)

Country Link
US (1) US4501602A (de)
EP (1) EP0103448B1 (de)
JP (1) JPS59131537A (de)
KR (1) KR910000717B1 (de)
AT (1) ATE38655T1 (de)
AU (1) AU561448B2 (de)
BR (1) BR8304945A (de)
CA (1) CA1222664A (de)
DE (1) DE3378466D1 (de)
DK (1) DK159257C (de)
FI (1) FI77011C (de)
HK (1) HK68389A (de)
IL (1) IL69704A (de)
IN (1) IN161334B (de)
MX (1) MX168564B (de)
NO (1) NO156938C (de)
SG (1) SG15389G (de)

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AU1898583A (en) 1984-03-22
DK159257C (da) 1991-03-11
EP0103448A2 (de) 1984-03-21
US4501602A (en) 1985-02-26
IL69704A (en) 1991-12-12
DK418483D0 (da) 1983-09-14
FI77011B (fi) 1988-09-30
FI77011C (fi) 1989-01-10
DK418483A (da) 1984-03-16
DK159257B (da) 1990-09-24
DE3378466D1 (en) 1988-12-22
IN161334B (de) 1987-11-14
IL69704A0 (en) 1983-12-30
NO833305L (no) 1984-03-16
NO156938B (no) 1987-09-14
MX168564B (es) 1993-05-31
SG15389G (en) 1989-06-09
NO156938C (no) 1987-12-23
JPH0372575B2 (de) 1991-11-19
FI833283A0 (fi) 1983-09-14
KR910000717B1 (ko) 1991-01-31
EP0103448B1 (de) 1988-11-17
KR840006179A (ko) 1984-11-22
CA1222664A (en) 1987-06-09
BR8304945A (pt) 1984-04-24
FI833283L (fi) 1984-03-16
ATE38655T1 (de) 1988-12-15
AU561448B2 (en) 1987-05-07
JPS59131537A (ja) 1984-07-28
EP0103448A3 (en) 1984-10-10

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