DE3575908D1 - Verfahren zur herstellung einer glasvorform fuer optische fasern. - Google Patents

Verfahren zur herstellung einer glasvorform fuer optische fasern.

Info

Publication number
DE3575908D1
DE3575908D1 DE8585112527T DE3575908T DE3575908D1 DE 3575908 D1 DE3575908 D1 DE 3575908D1 DE 8585112527 T DE8585112527 T DE 8585112527T DE 3575908 T DE3575908 T DE 3575908T DE 3575908 D1 DE3575908 D1 DE 3575908D1
Authority
DE
Germany
Prior art keywords
producing
optical fibers
glass preform
preform
glass
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 - Fee Related
Application number
DE8585112527T
Other languages
English (en)
Inventor
Masao C O Yokohama W Hoshikawa
Michihisa C O Yokohama W Kyoto
Koji C O Yokohama Works Yano
Gotaro C O Yokohama Wor Tanaka
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries Ltd
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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE3575908D1 publication Critical patent/DE3575908D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C03B37/10—Non-chemical treatment
    • C03B37/14—Re-forming fibres or filaments, i.e. changing their shape
    • 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]
    • C03B37/01446—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
    • C03B37/014—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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C03B37/0146—Furnaces therefor, e.g. muffle tubes, furnace linings
    • 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
    • C03B37/10—Non-chemical treatment
    • C03B37/12—Non-chemical treatment of fibres or filaments during winding up
    • 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
    • C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/26—Parabolic or graded index [GRIN] core profile
    • 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
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates
    • 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
    • Y10S65/15—Nonoxygen containing chalogenides
    • Y10S65/16—Optical filament or fiber treatment with fluorine or incorporating fluorine in final product

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)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Glass Melting And Manufacturing (AREA)
DE8585112527T 1984-10-05 1985-10-03 Verfahren zur herstellung einer glasvorform fuer optische fasern. Expired - Fee Related DE3575908D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59208032A JPS6186436A (ja) 1984-10-05 1984-10-05 光フアイバ用母材の製造方法

Publications (1)

Publication Number Publication Date
DE3575908D1 true DE3575908D1 (de) 1990-03-15

Family

ID=16549539

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585112527T Expired - Fee Related DE3575908D1 (de) 1984-10-05 1985-10-03 Verfahren zur herstellung einer glasvorform fuer optische fasern.

Country Status (9)

Country Link
US (1) US4693738A (de)
EP (1) EP0177040B1 (de)
JP (1) JPS6186436A (de)
KR (1) KR890003704B1 (de)
CN (1) CN85107822B (de)
AU (1) AU571114B2 (de)
CA (1) CA1242617A (de)
DE (1) DE3575908D1 (de)
DK (1) DK162385C (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4620861A (en) * 1985-11-04 1986-11-04 Corning Glass Works Method for making index-profiled optical device
US5217516A (en) * 1985-12-27 1993-06-08 Sumitomo Electric Industries, Ltd. Method of making optical glass article
EP0228082B1 (de) * 1985-12-27 1990-10-03 Sumitomo Electric Industries Limited Verfahren zur Herstellung eines optischen Glasartikels
JPH0196039A (ja) * 1987-10-07 1989-04-14 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
JP2683757B2 (ja) * 1988-12-15 1997-12-03 住友電気工業株式会社 ガラス母材の支持方法及びその支持構造
US5236481A (en) * 1992-02-21 1993-08-17 Corning Incorporated Method of doping porous glass preforms
US5656057A (en) * 1995-05-19 1997-08-12 Corning Incorporated Method for drying and sintering an optical fiber preform
US6263706B1 (en) 1999-03-30 2001-07-24 Deliso Evelyn M. Method of controlling fluorine doping in soot preforms
US6715322B2 (en) * 2001-01-05 2004-04-06 Lucent Technologies Inc. Manufacture of depressed index optical fibers
JP2003040638A (ja) * 2001-07-30 2003-02-13 Furukawa Electric Co Ltd:The 光ファイバ母材の製造方法
US6862900B2 (en) * 2001-09-21 2005-03-08 Corning Incorporated Method and apparatus for reducing stress between depositions within a substrate tube
DE10149400B4 (de) * 2001-10-06 2004-05-13 Schott Glas Verfahren und Vorrichtung zum kontaktlosen Formgeben von schmelzflüssigen Glasposten mittels Gaslevitation
US8037717B2 (en) * 2001-10-26 2011-10-18 Corning Incorporated Methods and apparatus for pulsed doping or drying a soot preform
DE102006059779B4 (de) * 2006-12-15 2010-06-24 Heraeus Quarzglas Gmbh & Co. Kg Verfahren für die Herstellung eines Hohlzylinders aus synthetischem Quarzglas, nach dem Verfahren erhaltener dickwandiger Hohlzylinder und Verfahren zur Herstellung einer Vorform für optische Fasern
JP2009023898A (ja) * 2007-06-20 2009-02-05 Asahi Glass Co Ltd 合成石英ガラス体、その製造方法、光学素子および光学装置
CN110114320B (zh) * 2016-12-28 2021-11-30 住友电气工业株式会社 用于制造光纤预制件的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4157906A (en) * 1978-02-21 1979-06-12 Corning Glass Works Method of drawing glass optical waveguides
US4165223A (en) * 1978-03-06 1979-08-21 Corning Glass Works Method of making dry optical waveguides
US4263031A (en) * 1978-06-12 1981-04-21 Corning Glass Works Method of producing glass optical filaments
FR2432478B1 (de) * 1978-07-31 1982-03-12 Quartz & Silice
JPS5844619B2 (ja) * 1979-09-26 1983-10-04 日本電信電話株式会社 光フアイバ母材の製造法
US4629485A (en) * 1983-09-26 1986-12-16 Corning Glass Works Method of making fluorine doped optical preform and fiber and resultant articles
AU569757B2 (en) * 1983-10-19 1988-02-18 Nippon Telegraph & Telephone Corporation Optical fibre preform manufacture
US4586943A (en) * 1983-10-20 1986-05-06 Sumitomo Electric Industries, Ltd. Method for the production of glass preform for optical fibers
JPS60260430A (ja) * 1984-06-04 1985-12-23 Sumitomo Electric Ind Ltd フツ素をクラツド部に含有する光フアイバ用母材の製造方法

Also Published As

Publication number Publication date
EP0177040B1 (de) 1990-02-07
DK162385B (da) 1991-10-21
KR890003704B1 (ko) 1989-09-30
AU571114B2 (en) 1988-03-31
AU4820885A (en) 1986-04-10
US4693738A (en) 1987-09-15
DK455085D0 (da) 1985-10-04
JPS6186436A (ja) 1986-05-01
KR860003170A (ko) 1986-05-21
JPH05351B2 (de) 1993-01-05
DK455085A (da) 1986-04-06
EP0177040A2 (de) 1986-04-09
CN85107822A (zh) 1986-04-10
CA1242617A (en) 1988-10-04
EP0177040A3 (en) 1987-09-02
DK162385C (da) 1992-03-23
CN85107822B (zh) 1988-07-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee