BR9707515A - Estoque de alimentac o de formac o de sílica dopada com germânio e processo - Google Patents

Estoque de alimentac o de formac o de sílica dopada com germânio e processo

Info

Publication number
BR9707515A
BR9707515A BR9707515A BR9707515A BR9707515A BR 9707515 A BR9707515 A BR 9707515A BR 9707515 A BR9707515 A BR 9707515A BR 9707515 A BR9707515 A BR 9707515A BR 9707515 A BR9707515 A BR 9707515A
Authority
BR
Brazil
Prior art keywords
germanium
doped silica
supply stock
silica forming
forming supply
Prior art date
Application number
BR9707515A
Other languages
English (en)
Inventor
Jeffery L Blackwell
Lisa A Tietz
Carlton Truesdale
Original Assignee
Corning Inc
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 Inc filed Critical Corning Inc
Publication of BR9707515A publication Critical patent/BR9707515A/pt

Links

Classifications

    • 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
    • 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]
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03605—Highest refractive index not on central axis
    • G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
    • G02B6/0365—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - - +
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/20—Specific substances in specified ports, e.g. all gas flows specified
    • 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
    • C03B2207/36—Fuel or oxidant details, e.g. flow rate, flow rate ratio, fuel additives
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2207/00—Glass deposition burners
    • C03B2207/36—Fuel or oxidant details, e.g. flow rate, flow rate ratio, fuel additives
    • C03B2207/38—Fuel combinations or non-standard fuels, e.g. H2+CH4, ethane
    • 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
    • C03B2207/81—Constructional details of the feed line, e.g. heating, insulation, material, manifolds, filters
    • 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
    • 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
    • C03C2201/30—Doped silica-based glasses containing metals
    • C03C2201/31—Doped silica-based glasses containing metals containing germanium
    • 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
BR9707515A 1996-12-16 1997-12-04 Estoque de alimentac o de formac o de sílica dopada com germânio e processo BR9707515A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1590596P 1996-12-16 1996-12-16
PCT/US1997/023123 WO1998027140A1 (en) 1996-12-16 1997-12-04 Germanium doped silica forming feedstock and method

Publications (1)

Publication Number Publication Date
BR9707515A true BR9707515A (pt) 1999-07-27

Family

ID=21774274

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9707515A BR9707515A (pt) 1996-12-16 1997-12-04 Estoque de alimentac o de formac o de sílica dopada com germânio e processo

Country Status (8)

Country Link
US (1) US6376010B1 (pt)
EP (1) EP0888398A4 (pt)
JP (1) JP2001524064A (pt)
KR (1) KR19990082608A (pt)
CN (1) CN1211264A (pt)
AU (1) AU5798798A (pt)
BR (1) BR9707515A (pt)
WO (1) WO1998027140A1 (pt)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2274478A1 (en) * 1996-12-16 1998-06-25 Corning Incorporated Organometallics for lightwave optical circuit applications
CA2295684A1 (en) * 1997-07-21 1999-01-28 Corning Incorporated Methods and apparatus for producing low flow rates of feedstock vapors
AU4003500A (en) * 1999-02-22 2000-09-14 Corning Incorporated Laser optimized multimode fiber and method for use with laser and led sources and system employing same
US6438303B1 (en) 1999-02-22 2002-08-20 Corning Incorporated Laser optimized multimode fiber and method for use with laser and LED sources and system employing same
US6434309B1 (en) 1999-02-22 2002-08-13 Corning Incorporated Laser optimized multimode fiber and method for use with laser and LED sources and system employing same
US7326500B1 (en) * 2000-01-04 2008-02-05 University Of Central Florida Research Foundation, Inc. Sensitization of photo-thermo-refractive glass to visible radiation by two-step illumination
US6418756B1 (en) 2000-01-28 2002-07-16 Corning Incorporated Method of making planar waveguides using low flow rates of feedstock vapors from a gas and liquid mixture
WO2001073486A2 (en) * 2000-03-30 2001-10-04 Corning Incorporated Dispersion slope compensating optical waveguide fiber
US6732551B2 (en) * 2001-05-04 2004-05-11 Corning Incorporated Method and feedstock for making silica
US7609743B2 (en) * 2004-04-27 2009-10-27 University Of Central Florida Research Foundation, Inc. Volume Bragg lasers based on high efficiency diffractive elements in photo-thermo-refractive glass
US7887633B2 (en) * 2008-06-16 2011-02-15 Calisolar, Inc. Germanium-enriched silicon material for making solar cells
US8758507B2 (en) * 2008-06-16 2014-06-24 Silicor Materials Inc. Germanium enriched silicon material for making solar cells
JP5381946B2 (ja) * 2010-09-21 2014-01-08 住友電気工業株式会社 ガラス母材の製造方法
US20120276291A1 (en) * 2011-04-28 2012-11-01 Bird Chester D Methods and Apparatuses for Reducing Gelation of Glass Precursor Materials During Vaporization
DE102018118771B4 (de) * 2018-08-02 2022-07-07 Leoni Kabel Gmbh Verfahren und Vorrichtung zum reproduzierbaren Erzeugen einer Preform für die Glasfaserherstellung
CN108947231A (zh) * 2018-08-27 2018-12-07 江苏亨通光导新材料有限公司 光纤预制棒芯的制备方法及装置
JP7058627B2 (ja) * 2019-06-11 2022-04-22 信越化学工業株式会社 光ファイバ用多孔質ガラス母材の製造装置および製造方法
WO2021146074A1 (en) * 2020-01-15 2021-07-22 Corning Incorporated Method of making optical fiber preforms from organic silica and germania precursors

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934061A (en) 1972-03-30 1976-01-20 Corning Glass Works Method of forming planar optical waveguides
US4203553A (en) 1977-06-27 1980-05-20 Corning Glass Works Ribbon burner
DE2909815C2 (de) 1979-03-13 1984-11-22 Wacker-Chemie GmbH, 8000 München Verfahren zur Herstellung von hochdispersem Siliciumdioxid
US4425146A (en) 1979-12-17 1984-01-10 Nippon Telegraph & Telephone Public Corporation Method of making glass waveguide for optical circuit
DE3016010C2 (de) 1980-04-25 1985-01-10 Degussa Ag, 6000 Frankfurt Verfahren zur pyrogenen Herstellung von Kieselsäure
JPS578506A (en) 1980-06-18 1982-01-16 Nippon Telegr & Teleph Corp <Ntt> Formation of optical guide
EP0099440B1 (en) 1982-07-26 1986-05-07 Battelle Memorial Institute A method for making a doped polysiloxane gel and the conversion thereof into glass forms
US4501602A (en) 1982-09-15 1985-02-26 Corning Glass Works Process for making sintered glasses and ceramics
JPS6090305A (ja) 1983-10-24 1985-05-21 Nippon Telegr & Teleph Corp <Ntt> 光導波路の製造方法
DE3376110D1 (en) 1983-12-22 1988-05-05 Shinetsu Chemical Co A method for the preparation of synthetic quartz glass suitable as a material of optical fibers
JPS60180338A (ja) 1984-02-28 1985-09-14 Fujitsu Ltd 並直列変換方式
JPS60215550A (ja) 1984-04-12 1985-10-28 Sumitomo Electric Ind Ltd 弗素とｐ↓２ｏ↓５を含有する石英系ガラス光伝送用フアイバ
JPS6191024A (ja) 1984-10-05 1986-05-09 Seiko Epson Corp 円筒状シリカ系ガラスの製造方法
DE3518620A1 (de) 1985-05-23 1986-11-27 Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen Verfahren zur herstellung von lichtwellenleitergrundmaterial auf quarzglasbasis
US4604118A (en) 1985-08-13 1986-08-05 Corning Glass Works Method for synthesizing MgO--Al2 O3 --SiO2 glasses and ceramics
US4682994A (en) 1985-12-16 1987-07-28 Polaroid Corporation Process and apparatus for forming optical fiber preform
JPH0721565B2 (ja) 1986-09-09 1995-03-08 富士通株式会社 石英系光導波路の製造方法
DE3869793D1 (de) 1987-01-27 1992-05-14 Asahi Glass Co Ltd Gaszufuehrungsrohr fuer die reaktive abscheidung aus der gasphase.
JP2542514B2 (ja) 1987-05-12 1996-10-09 旭硝子株式会社 合成石英ガラスの製造方法
US4885186A (en) 1988-12-29 1989-12-05 Bell Communications Research, Inc. Method for preparation of silicate glasses of controlled index of refraction
GB8905966D0 (en) 1989-03-15 1989-04-26 Tsl Group Plc Improved vitreous silica products
US5078092A (en) 1989-12-22 1992-01-07 Corning Incorporated Flash vaporizer system for use in manufacturing optical waveguide fiber
EP0443781A1 (en) 1990-02-23 1991-08-28 AT&T Corp. Method for doping optical fibers
JPH0474728A (ja) 1990-07-12 1992-03-10 Sumitomo Electric Ind Ltd 石英系光導波路の製造方法および装置
US5152819A (en) 1990-08-16 1992-10-06 Corning Incorporated Method of making fused silica
US5043002A (en) * 1990-08-16 1991-08-27 Corning Incorporated Method of making fused silica by decomposing siloxanes
US5116400A (en) 1990-09-20 1992-05-26 Corning Incorporated Apparatus for forming a porous glass preform
JPH0782999B2 (ja) * 1991-04-15 1995-09-06 株式会社半導体プロセス研究所 気相成長膜の形成方法、半導体製造装置、および半 導体装置
US5141549A (en) 1991-05-17 1992-08-25 The Charles Stark Draper Laboratories Method of fabricating rare earth doped planar optical waveguide for integrated optical circuit
JPH04349147A (ja) * 1991-05-22 1992-12-03 Fujikura Ltd 耐放射線性光ファイバとその製法
US5154744A (en) 1991-08-26 1992-10-13 Corning Incorporated Method of making titania-doped fused silica
CA2084461A1 (en) 1991-12-06 1993-06-07 Hiroo Kanamori Method for fabricating an optical waveguide
AU657845B2 (en) 1992-03-17 1995-03-23 Sumitomo Electric Industries, Ltd. Method and apparatus for producing glass thin film
US5378790A (en) * 1992-09-16 1995-01-03 E. I. Du Pont De Nemours & Co. Single component inorganic/organic network materials and precursors thereof
US5527871A (en) * 1992-12-28 1996-06-18 Kabushiki Kaisha Toyota Chuo Kenkyusho Layered inorganic-organic polymer shaped article thereof and process for producing the same
JPH07294760A (ja) 1994-04-22 1995-11-10 Sumitomo Electric Ind Ltd 光導波路の製造方法
US5622750A (en) 1994-10-31 1997-04-22 Lucent Technologies Inc. Aerosol process for the manufacture of planar waveguides
CA2274478A1 (en) 1996-12-16 1998-06-25 Corning Incorporated Organometallics for lightwave optical circuit applications

Also Published As

Publication number Publication date
EP0888398A4 (en) 1999-09-29
EP0888398A1 (en) 1999-01-07
AU5798798A (en) 1998-07-15
JP2001524064A (ja) 2001-11-27
WO1998027140A1 (en) 1998-06-25
US6376010B1 (en) 2002-04-23
KR19990082608A (ko) 1999-11-25
CN1211264A (zh) 1999-03-17

Similar Documents

Publication Publication Date Title
BR9707515A (pt) Estoque de alimentac o de formac o de sílica dopada com germânio e processo
BR9504561A (pt) Processo de fabricaçao de restriçao e restriçao
BR9609981A (pt) Processo de desinfecção de ar
BR9602752A (pt) Conjunto de embuchamento deslizante e processo de formação de embuchamento deslizante
BR9510363A (pt) Processo para produção de melamina altamente pura
BR9509505A (pt) Processo para formar derivados de aluminio-silicato
BR9307861A (pt) Processo para formação de revestimento
BR9602638A (pt) Processo para purificação de melamina
BR9307855A (pt) Processo para formação de revestimento
BR9606678A (pt) Processo de metalurgia
PT915874E (pt) Processo de preparacao de valaciclovir e intermediarios relevantes
BR9602032A (pt) Processo de fabricação de 1,1-difluoroetano
BR9601278A (pt) Processo para produzir agentes de acilação
BR9606042A (pt) Macho de fundição e processo de fabricação do mesmo
BR9507572A (pt) Processo de pós-filtração de timbre e pós-filtro de timbre
PT1023292E (pt) Processo de sintese de intermediarios de cloropurina
BR9405176A (pt) Processo e máquino para realização de cigarros ventilados
BR9510295A (pt) Processo de acabamento de poliglicol
BR9500005A (pt) Processo de formação de imagens
PT726352E (pt) Processo para o fabrico de texteis com padroes
BR9704368A (pt) Processo
PT912536E (pt) Processo de monoacilacao de hidroxi-taxanos
DE29513325U1 (de) Bohrkrone
BR9704859A (pt) Processo de preparação de dimetilamina-borano
BR9603738A (pt) Processo de produção

Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal acc. article 33 of ipl - extension of time limit for request of examination expired