DE3772643D1 - Verfahren zur herstellung einer faservorform fuer einzelmodefasern. - Google Patents

Verfahren zur herstellung einer faservorform fuer einzelmodefasern.

Info

Publication number
DE3772643D1
DE3772643D1 DE8787109471T DE3772643T DE3772643D1 DE 3772643 D1 DE3772643 D1 DE 3772643D1 DE 8787109471 T DE8787109471 T DE 8787109471T DE 3772643 T DE3772643 T DE 3772643T DE 3772643 D1 DE3772643 D1 DE 3772643D1
Authority
DE
Germany
Prior art keywords
fibers
producing
fiber preform
single fashion
fashion
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
DE8787109471T
Other languages
English (en)
Inventor
Futoshi Mizutani
Takeshi Kyogoku
Tatsuo Saitoh
Shigeki Endo
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 DE3772643D1 publication Critical patent/DE3772643D1/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
    • C03B37/01—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]
    • C03B37/01413—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]
    • C03B37/01446—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
    • 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
    • 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
    • Y10S65/90—Drying, dehydration, minimizing oh groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Compositions (AREA)
  • Glass Melting And Manufacturing (AREA)
DE8787109471T 1986-07-03 1987-07-01 Verfahren zur herstellung einer faservorform fuer einzelmodefasern. Expired - Fee Related DE3772643D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61155021A JPH0791081B2 (ja) 1986-07-03 1986-07-03 シングルモ−ドフアイバ用ガラス母材の製造方法

Publications (1)

Publication Number Publication Date
DE3772643D1 true DE3772643D1 (de) 1991-10-10

Family

ID=15596936

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787109471T Expired - Fee Related DE3772643D1 (de) 1986-07-03 1987-07-01 Verfahren zur herstellung einer faservorform fuer einzelmodefasern.

Country Status (9)

Country Link
US (1) US4875918A (de)
EP (1) EP0251312B1 (de)
JP (1) JPH0791081B2 (de)
KR (1) KR900002261B1 (de)
CN (1) CN1022681C (de)
AU (1) AU586107B2 (de)
CA (1) CA1305375C (de)
DE (1) DE3772643D1 (de)
DK (1) DK167463B1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1111514C (zh) * 2000-12-28 2003-06-18 烽火通信科技股份有限公司 一种制作大型光纤预制棒的方法
EP1440949B1 (de) * 2001-11-01 2006-03-08 Sumitomo Electric Industries, Ltd. Verfahren zur herstellung von grundmaterial für lichtleitfasern
US20030221459A1 (en) * 2002-05-31 2003-12-04 Walczak Wanda J. Method for forming an optical waveguide fiber preform
KR102465380B1 (ko) * 2015-10-27 2022-11-10 삼성디스플레이 주식회사 커브드 디스플레이 장치의 제조 방법
CN111256114B (zh) * 2018-11-30 2022-04-05 河南神玖天航新材料股份有限公司 一种石英纤维熔制平面燃烧器

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933454A (en) * 1974-04-22 1976-01-20 Corning Glass Works Method of making optical waveguides
JPS5688836A (en) * 1979-12-20 1981-07-18 Nippon Telegr & Teleph Corp <Ntt> Preparation of glass stock for optical fiber
JPS5842136B2 (ja) * 1980-04-25 1983-09-17 日本電信電話株式会社 光フアイバ母材の製造方法
DE3031147A1 (de) * 1980-08-18 1982-03-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von glas mit einem vorbestimmten brechzahlprofil und alkalifreies glas aus einem oxis eines grundstoffes, das mit einem oder mehreren weiteren stoffen dotiert ist
US4310341A (en) * 1980-09-12 1982-01-12 Bell Telephone Laboratories, Incorporated Removal of --OH impurities from fiber optic precursor materials
CA1187291A (en) * 1982-07-26 1985-05-21 George E. Berkey Method of making glass optical fiber
AU569757B2 (en) * 1983-10-19 1988-02-18 Nippon Telegraph & Telephone Corporation Optical fibre preform manufacture
JPS60155536A (ja) * 1984-01-20 1985-08-15 Shin Etsu Chem Co Ltd 光フアイバ−用母材の製造方法
US4599098A (en) * 1984-02-13 1986-07-08 Lightwave Technologies, Inc. Optical fiber and method of producing same
JPS60226422A (ja) * 1984-04-20 1985-11-11 Sumitomo Electric Ind Ltd シングルモ−ドフアイバ用中間体の製造方法
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
JP2549615B2 (ja) * 1984-06-18 1996-10-30 住友電気工業株式会社 光フアイバ用ガラス母材の焼結方法
JPS6172644A (ja) * 1984-09-19 1986-04-14 Sumitomo Electric Ind Ltd 低損失光フアイバの製造方法
JPS61174146A (ja) * 1985-01-25 1986-08-05 Sumitomo Electric Ind Ltd 光フアイバ及びその製造方法
JPS6236035A (ja) * 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
EP0208086A1 (de) * 1985-05-15 1987-01-14 Siemens Aktiengesellschaft Verfahren zur Herstellung von mit Fluor dotierten Vorformen aus Quarzglas zum Ziehen von Glasfasern für die optische Nachrichtenübertragung
US4620861A (en) * 1985-11-04 1986-11-04 Corning Glass Works Method for making index-profiled optical device

Also Published As

Publication number Publication date
US4875918A (en) 1989-10-24
EP0251312A3 (en) 1989-02-01
AU586107B2 (en) 1989-06-29
JPH0791081B2 (ja) 1995-10-04
KR890001893A (ko) 1989-04-06
AU7505587A (en) 1988-01-07
CN87105714A (zh) 1988-02-03
EP0251312A2 (de) 1988-01-07
CA1305375C (en) 1992-07-21
CN1022681C (zh) 1993-11-10
DK339587A (da) 1988-01-04
EP0251312B1 (de) 1991-09-04
KR900002261B1 (ko) 1990-04-07
DK339587D0 (da) 1987-07-02
DK167463B1 (da) 1993-11-01
JPS6311538A (ja) 1988-01-19

Similar Documents

Publication Publication Date Title
DE3864100D1 (de) Verfahren zur herstellung einer optischen faser.
DE69132840D1 (de) Verfahren zur Herstellung einer polarisationserhaltenden Faser
DE3580841D1 (de) Verfahren zur herstellung einer vorform aus kurzen fasern.
DE3583156D1 (de) Verfahren zur herstellung einer glasvorform fuer optische faser.
DE68922476D1 (de) Verfahren zur Herstellung einer Kohlenstoff-beschichteten optischen Faser.
DE3584073D1 (de) Verfahren zur herstellung von glasvorformen fuer optische fasern.
DE3583814D1 (de) Verfahren zur herstellung einer glasvorform fuer monomode optische fasern.
DE3687619D1 (de) Verfahren zur herstellung einer optischen faser.
DE3582508D1 (de) Verfahren zur herstellung einer hochreinen glasvorform fuer optische faser.
DE3774944D1 (de) Verfahren zur herstellung eines geformten feuerfesten faserproduktes.
DE3670788D1 (de) Verfahren zur herstellung eines hohlen faserverstaerkten gegenstandes.
DE3582257D1 (de) Verfahren zur herstellung von glasvorformen fuer optische faser.
DE3775459D1 (de) Verfahren zur herstellung einer diamantenschicht.
DE68929009D1 (de) Verfahren zur Herstellung einer optischen Faser
DE69015986D1 (de) Verfahren zur Herstellung einer optischen Hohlfaser.
DE68908777D1 (de) Verfahren zur Herstellung einer Hohlfasermembran.
DE3575908D1 (de) Verfahren zur herstellung einer glasvorform fuer optische fasern.
DE3585000D1 (de) Verfahren zur herstellung einer glasvorform fuer optische fasern.
DE68908107D1 (de) Verfahren zur herstellung einer kohlenstoffbeschichteten optischen faser.
DE3783675D1 (de) Verfahren zur herstellung von acrylfasern mit hohen fasereigenschaften.
DE3767418D1 (de) Verfahren zur herstellung einer optischen faser.
DE3578382D1 (de) Verfahren zur herstellung von hohlfasern fuer dialyse.
DE69016614D1 (de) Vorrichtung und Verfahren zur Herstellung einer Glasfasermatte.
DE3650091D1 (de) Verfahren zur Herstellung einer Glasvorform für optische Fasern.
DE3682572D1 (de) Verfahren zur herstellung einer polymetaphenylen-isophtalamid-faser von hoher festigkeit.

Legal Events

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