DK2125645T3 - Reduktion af deformationen af opfisk fiberrør/præform under konsolidering - Google Patents

Reduktion af deformationen af opfisk fiberrør/præform under konsolidering

Info

Publication number
DK2125645T3
DK2125645T3 DK08725896.8T DK08725896T DK2125645T3 DK 2125645 T3 DK2125645 T3 DK 2125645T3 DK 08725896 T DK08725896 T DK 08725896T DK 2125645 T3 DK2125645 T3 DK 2125645T3
Authority
DK
Denmark
Prior art keywords
soot
core rod
preform
deformation
reduction
Prior art date
Application number
DK08725896.8T
Other languages
Danish (da)
English (en)
Inventor
Jitendra Balakrishnan
Samir Khanna
Sonya M Raney
Pushkar Tandon
Chukwuemeka B Onuh
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
Application granted granted Critical
Publication of DK2125645T3 publication Critical patent/DK2125645T3/da

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]
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • C03B37/0124—Means for reducing the diameter of rods or tubes by drawing, e.g. for preform draw-down
    • 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
    • C03B37/01453—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering for doping the preform with flourine
    • 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
    • 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
    • C03B37/01807—Reactant delivery systems, e.g. reactant deposition burners
    • 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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
    • C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/02—Pure silica glass, e.g. pure fused quartz
    • C03B2201/03—Impurity concentration specified
    • C03B2201/04—Hydroxyl ion (OH)
    • 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
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/20—Doped silica-based glasses doped with non-metals other than boron or fluorine
    • 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
    • C03B2201/50—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with alkali metals
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Glass Compositions (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Materials For Medical Uses (AREA)
DK08725896.8T 2007-02-28 2008-02-21 Reduktion af deformationen af opfisk fiberrør/præform under konsolidering DK2125645T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90399507P 2007-02-28 2007-02-28
PCT/US2008/002306 WO2008106046A1 (en) 2007-02-28 2008-02-21 Reduction of optical fiber cane/preform deformation during consolidation

Publications (1)

Publication Number Publication Date
DK2125645T3 true DK2125645T3 (da) 2011-07-18

Family

ID=39523837

Family Applications (1)

Application Number Title Priority Date Filing Date
DK08725896.8T DK2125645T3 (da) 2007-02-28 2008-02-21 Reduktion af deformationen af opfisk fiberrør/præform under konsolidering

Country Status (9)

Country Link
US (1) US8011208B2 (https=)
EP (1) EP2125645B1 (https=)
JP (1) JP5249954B2 (https=)
KR (1) KR20090127300A (https=)
CN (1) CN101657389B (https=)
AT (1) ATE506328T1 (https=)
DE (1) DE602008006371D1 (https=)
DK (1) DK2125645T3 (https=)
WO (1) WO2008106046A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3456537B2 (ja) 1992-01-29 2003-10-14 富士通株式会社 取引媒体処理装置
US8798412B2 (en) * 2003-08-29 2014-08-05 Corning Incorporated Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same
US8869566B2 (en) * 2010-08-27 2014-10-28 Corning Incorporated Soot radial pressing for optical fiber overcladding
JP5817462B2 (ja) * 2011-01-27 2015-11-18 住友電気工業株式会社 光ファイバ母材製造方法
JP5974455B2 (ja) 2011-11-21 2016-08-23 住友電気工業株式会社 光ファイバ母材、光ファイバ製造方法および光ファイバ
JP5625037B2 (ja) * 2012-03-23 2014-11-12 株式会社フジクラ ガラス母材の製造方法
JP6010587B2 (ja) * 2014-07-11 2016-10-19 株式会社フジクラ マルチコアファイバ用母材の製造方法、及び、これを用いたマルチコアファイバの製造方法
US9919955B2 (en) * 2015-07-24 2018-03-20 Ofs Fitel, Llc Optical fiber with low loss and nanoscale structurally homogeneous core
JP6795983B2 (ja) * 2016-09-12 2020-12-02 株式会社フジクラ 光ファイバ用母材の製造方法、及び、これを用いた光ファイバの製造方法
NL2020974B1 (en) 2018-05-23 2019-12-02 Draka Comteq Bv A device, system and method for forming a core rod for optical fibers
US11655183B2 (en) * 2020-06-11 2023-05-23 Lawrence Livermore National Security, Llc System and method for optical fiber preform preparation via high-surface-area coating
JP7750236B2 (ja) * 2020-07-03 2025-10-07 住友電気工業株式会社 光ファイバ母材の製造方法及び光ファイバ母材

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3826560A (en) 1972-03-30 1974-07-30 Corning Glass Works Method of forming a light focusing fiber waveguide
DE2546162B1 (de) * 1975-10-15 1976-09-23 Jenaer Glaswerk Schott & Gen Lichtleitfaser mit Brechungsindexgradient zur Nachrichtenuebertragung
US4362542A (en) * 1976-12-30 1982-12-07 Pedro B. Macedo Method of producing a strong optical fiber
US4165223A (en) 1978-03-06 1979-08-21 Corning Glass Works Method of making dry optical waveguides
US4173305A (en) 1978-03-10 1979-11-06 Corning Glass Works System for delivering materials to deposition site on optical waveguide blank
JPS599491B2 (ja) * 1979-07-20 1984-03-02 日本電信電話株式会社 光フアイバ用母材の製造方法
JPS61117127A (ja) * 1984-10-13 1986-06-04 Furukawa Electric Co Ltd:The 光フアイバ用多孔質ガラス母材の処理方法
JPS63236727A (ja) * 1987-03-25 1988-10-03 Tatsuta Electric Wire & Cable Co Ltd 光フアイバ母材の製造方法
JPH01219034A (ja) * 1988-02-26 1989-09-01 Sumitomo Electric Ind Ltd 光フアイバ用ガラス母材の製造方法
JPH04325433A (ja) * 1991-04-26 1992-11-13 Furukawa Electric Co Ltd:The 光ファイバ用母材の製造方法
US5356449A (en) * 1993-05-24 1994-10-18 At&T Bell Laboratories Vad process improvements
US5656057A (en) * 1995-05-19 1997-08-12 Corning Incorporated Method for drying and sintering an optical fiber preform
CN1087432C (zh) * 1995-08-31 2002-07-10 住友电气工业株式会社 色散补偿光纤及其制造方法
CN100345782C (zh) * 2001-06-28 2007-10-31 古河电气工业株式会社 光纤预制体的制造方法以及烧结装置
US8798412B2 (en) * 2003-08-29 2014-08-05 Corning Incorporated Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same
JP4870573B2 (ja) * 2003-12-12 2012-02-08 コーニング インコーポレイテッド アルカリがドープされた光ファイバ、そのプリフォームおよびその作成方法

Also Published As

Publication number Publication date
EP2125645A1 (en) 2009-12-02
US8011208B2 (en) 2011-09-06
US20080271495A1 (en) 2008-11-06
CN101657389B (zh) 2012-09-26
EP2125645B1 (en) 2011-04-20
JP2010520140A (ja) 2010-06-10
JP5249954B2 (ja) 2013-07-31
ATE506328T1 (de) 2011-05-15
KR20090127300A (ko) 2009-12-10
DE602008006371D1 (de) 2011-06-01
CN101657389A (zh) 2010-02-24
WO2008106046A1 (en) 2008-09-04

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