DE2853873C2 - - Google Patents

Info

Publication number
DE2853873C2
DE2853873C2 DE19782853873 DE2853873A DE2853873C2 DE 2853873 C2 DE2853873 C2 DE 2853873C2 DE 19782853873 DE19782853873 DE 19782853873 DE 2853873 A DE2853873 A DE 2853873A DE 2853873 C2 DE2853873 C2 DE 2853873C2
Authority
DE
Germany
Prior art keywords
preform
layer
fiber
fibers
boron oxide
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
Application number
DE19782853873
Other languages
German (de)
English (en)
Other versions
DE2853873A1 (de
Inventor
Josef Dipl.-Phys. Dr.Rer.Nat. 8131 Berg De Grabmaier
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Priority to DE19782853873 priority Critical patent/DE2853873A1/de
Publication of DE2853873A1 publication Critical patent/DE2853873A1/de
Application granted granted Critical
Publication of DE2853873C2 publication Critical patent/DE2853873C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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]
    • C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma- or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01853—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • 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
    • C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
    • 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]
    • C03B37/018—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] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma- or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • 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
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/10—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with boron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
  • Glass Compositions (AREA)
DE19782853873 1978-12-13 1978-12-13 Herstellung einer glasfaser hoher zerreissfestigkeit Granted DE2853873A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19782853873 DE2853873A1 (de) 1978-12-13 1978-12-13 Herstellung einer glasfaser hoher zerreissfestigkeit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782853873 DE2853873A1 (de) 1978-12-13 1978-12-13 Herstellung einer glasfaser hoher zerreissfestigkeit

Publications (2)

Publication Number Publication Date
DE2853873A1 DE2853873A1 (de) 1980-07-03
DE2853873C2 true DE2853873C2 (https=) 1988-12-15

Family

ID=6057080

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19782853873 Granted DE2853873A1 (de) 1978-12-13 1978-12-13 Herstellung einer glasfaser hoher zerreissfestigkeit

Country Status (1)

Country Link
DE (1) DE2853873A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1139621A (en) * 1979-01-05 1983-01-18 Matthew J. Andrejco Optical fiber fabrication process
DE3441056A1 (de) * 1984-11-09 1986-05-22 Siemens AG, 1000 Berlin und 8000 München Verfahren zur verminderung des verschleisses von bei der gasphasenabscheidung von silizium verwendeten quarzteilen
EP0247322A3 (de) * 1986-05-27 1989-02-01 Siemens Aktiengesellschaft Verfahren zur Herstellung einer Vorform zum Ziehen von optischen Glasfasern
US6767579B1 (en) 1998-11-24 2004-07-27 Corning Incorporated Methods for protecting silica-containing article in optical fiber manufacturing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2309884A1 (fr) * 1975-04-30 1976-11-26 Comp Generale Electricite Procede de realisation d'une fibre optique
GB2033372B (en) * 1978-09-28 1983-01-19 Sumitomo Electric Industries Method of producing an optical waveguide

Also Published As

Publication number Publication date
DE2853873A1 (de) 1980-07-03

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee