DE3675411D1 - Verfahren zur herstellung einer vorform aus glas fuer optische fasern. - Google Patents

Verfahren zur herstellung einer vorform aus glas fuer optische fasern.

Info

Publication number
DE3675411D1
DE3675411D1 DE8686103629T DE3675411T DE3675411D1 DE 3675411 D1 DE3675411 D1 DE 3675411D1 DE 8686103629 T DE8686103629 T DE 8686103629T DE 3675411 T DE3675411 T DE 3675411T DE 3675411 D1 DE3675411 D1 DE 3675411D1
Authority
DE
Germany
Prior art keywords
preform
glass
producing
optical fibers
fibers
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 - Lifetime
Application number
DE8686103629T
Other languages
English (en)
Inventor
Michihisa C O Yokohama W Kyoto
Yoichi C O Yokohama W Ishiguro
Akira C O Yokohama Works Urano
Hideo C O Yokohama Wor Kakuzen
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
Priority claimed from JP60052180A external-priority patent/JPS61215224A/ja
Priority claimed from JP60219090A external-priority patent/JPH0639335B2/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Application granted granted Critical
Publication of DE3675411D1 publication Critical patent/DE3675411D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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]
    • C03B37/01446—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
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/07—Impurity concentration specified
    • C03B2201/075—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
    • 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
    • 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
DE8686103629T 1985-03-18 1986-03-18 Verfahren zur herstellung einer vorform aus glas fuer optische fasern. Expired - Lifetime DE3675411D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60052180A JPS61215224A (ja) 1985-03-18 1985-03-18 光フアイバ−用ガラス母材の製造方法
JP60219090A JPH0639335B2 (ja) 1985-10-03 1985-10-03 光フアイバ用ガラス母材の製造方法

Publications (1)

Publication Number Publication Date
DE3675411D1 true DE3675411D1 (de) 1990-12-13

Family

ID=26392801

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686103629T Expired - Lifetime DE3675411D1 (de) 1985-03-18 1986-03-18 Verfahren zur herstellung einer vorform aus glas fuer optische fasern.

Country Status (6)

Country Link
US (1) US5145507A (de)
EP (1) EP0195407B1 (de)
CN (1) CN1020190C (de)
AU (1) AU579454B2 (de)
CA (1) CA1290942C (de)
DE (1) DE3675411D1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364428A (en) * 1985-03-18 1994-11-15 Sumitomo Electric Industries, Ltd. Method for producing glass preform for optical fiber
US5203899A (en) * 1985-03-18 1993-04-20 Sumitomo Electric Industries, Ltd. Method for producing glass preform for optical fiber
CA1290942C (en) * 1985-03-18 1991-10-22 Michihisa Kyoto Method for producing glass preform for optical fiber
JPS62275035A (ja) * 1985-05-07 1987-11-30 Sumitomo Electric Ind Ltd 光フアイバ用母材の製造方法
JPH04260630A (ja) * 1991-02-08 1992-09-16 Sumitomo Electric Ind Ltd 光ファイバ用母材の製造方法
US5303318A (en) * 1991-11-01 1994-04-12 Nippon Telegraph & Telephone Corporation High power acceptable optical fiber and fabrication method thereof
JP3175247B2 (ja) * 1991-12-16 2001-06-11 住友電気工業株式会社 光ファイバ用多孔質母材の加熱透明化方法
ID18376A (id) * 1996-01-29 1998-04-02 Johnson & Johnson Consumer Komposisi-komposisi deterjen
CA2295490A1 (en) * 1997-07-15 1999-01-28 William A. Whedon Decreased h2 sensitivity in optical fiber
CN1161225C (zh) * 2000-01-26 2004-08-11 国际纸业公司 低密度纸板材料、纸容器、纸杯和其制造方法
JP2001247318A (ja) * 2000-03-03 2001-09-11 Shin Etsu Chem Co Ltd 合成石英ガラス光学部材及びその製造方法
US6715322B2 (en) * 2001-01-05 2004-04-06 Lucent Technologies Inc. Manufacture of depressed index optical fibers
JP3909385B2 (ja) * 2001-07-12 2007-04-25 昭和電工株式会社 テトラフルオロシランの製造方法およびその用途
US20030079504A1 (en) * 2001-10-26 2003-05-01 Boek Heather D. Methods and apparatus for forming a chlorine-doped optical waveguide preform
KR100446512B1 (ko) * 2001-11-13 2004-09-04 삼성전자주식회사 솔-젤 공법을 이용한 실리카 글래스 제조 방법
US6988380B2 (en) * 2002-08-15 2006-01-24 Ceramoptec Industries, Inc. Method of silica optical fiber preform production
US6966201B2 (en) * 2002-08-16 2005-11-22 Furukawa Electric North America, Inc. High-temperature sintering of soot bodies doped using molecular stuffing
US20040112089A1 (en) * 2002-12-16 2004-06-17 Digiovanni David J. Manufacture of optical fibers using enhanced doping
TW200512159A (en) * 2003-09-25 2005-04-01 Showa Denko Kk Method for producing tetrafluorosilane
US7849714B2 (en) * 2003-12-08 2010-12-14 Fujikura Ltd. Dehydration-sintering furnace
JP2006143519A (ja) * 2004-11-19 2006-06-08 Sumitomo Electric Ind Ltd ガラスの製造方法
KR100762611B1 (ko) * 2006-01-10 2007-10-01 삼성전자주식회사 광섬유 모재의 제조 방법 및 이를 이용한 광섬유의 제조방법
US9067814B2 (en) * 2009-01-19 2015-06-30 Shin-Etsu Chemical Co., Ltd. Method of producing synthetic quartz glass for excimer laser
JP2013230961A (ja) * 2012-05-02 2013-11-14 Shin-Etsu Chemical Co Ltd 光ファイバプリフォームの製造方法
US9020316B2 (en) 2013-02-28 2015-04-28 Corning Incorporated Low attenuation optical fibers with an F-graded index core
US10053386B2 (en) * 2014-04-25 2018-08-21 Corning Incorporated Method for forming optical fiber and preforms
US11492282B2 (en) 2015-12-18 2022-11-08 Heraeus Quarzglas Gmbh & Co. Kg Preparation of quartz glass bodies with dew point monitoring in the melting oven
WO2017103160A1 (de) 2015-12-18 2017-06-22 Heraeus Quarzglas Gmbh & Co. Kg Herstellung von quarzglaskörpern aus siliziumdioxidgranulat
JP6881776B2 (ja) 2015-12-18 2021-06-02 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 不透明石英ガラス体の調製
KR20180095619A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 실리카 유리 제조 동안 규소 함량의 증가
WO2017103125A1 (de) 2015-12-18 2017-06-22 Heraeus Quarzglas Gmbh & Co. Kg Sprühgranulieren von siliziumdioxid bei der herstellung von quarzglas
CN108698893A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 于耐火金属熔融坩埚中制备石英玻璃体
EP3390294B1 (de) 2015-12-18 2024-02-07 Heraeus Quarzglas GmbH & Co. KG Verringern des erdalkalimetallgehalts von siliziumdioxidgranulat durch behandlung von kohlenstoffdotiertem siliziumdioxidgranulat bei hoher temperatur
CN108698894A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 在多腔式烘箱中制备石英玻璃体
CN107817551A (zh) * 2017-11-24 2018-03-20 江苏瑞博光电科技有限公司 一种光纤制备方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3868170A (en) * 1972-03-30 1975-02-25 Corning Glass Works Method of removing entrapped gas and/or residual water from glass
DE2536456C2 (de) * 1975-08-16 1981-02-05 Heraeus Quarzschmelze Gmbh, 6450 Hanau Halbzeug für die Herstellung von Lichtleitfasern und Verfahren zur Herstellung des Halbzeugs
US4125388A (en) * 1976-12-20 1978-11-14 Corning Glass Works Method of making optical waveguides
GB2002342B (en) * 1977-07-27 1982-06-30 Sumitomo Electric Industries Process for producing a glass member
US4263031A (en) * 1978-06-12 1981-04-21 Corning Glass Works Method of producing glass optical filaments
JPS6038345B2 (ja) * 1978-11-07 1985-08-31 日本電信電話株式会社 光伝送用ガラス素材の製造方法
US4292063A (en) * 1980-05-05 1981-09-29 Northern Telecom Limited Manufacture of an optical fiber preform with micro-wave plasma activated deposition in a tube
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
JPS61201633A (ja) * 1985-03-04 1986-09-06 Sumitomo Electric Ind Ltd マルチコア光フアイバの製造方法
CA1290942C (en) * 1985-03-18 1991-10-22 Michihisa Kyoto Method for producing glass preform for optical fiber
JPS6236035A (ja) * 1985-04-18 1987-02-17 Sumitomo Electric Ind Ltd 光フアイバ母材の製造方法
JPS62216934A (ja) * 1986-03-19 1987-09-24 Sumitomo Electric Ind Ltd 多孔質光フアイバ母材のド−ピング処理装置
JPS63230533A (ja) * 1987-03-19 1988-09-27 Furukawa Electric Co Ltd:The 光フアイバ母材の製造方法

Also Published As

Publication number Publication date
EP0195407B1 (de) 1990-11-07
EP0195407A1 (de) 1986-09-24
CN1020190C (zh) 1993-03-31
CN86101686A (zh) 1986-09-17
AU5474386A (en) 1986-09-25
AU579454B2 (en) 1988-11-24
CA1290942C (en) 1991-10-22
US5145507A (en) 1992-09-08

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Legal Events

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8364 No opposition during term of opposition