JP6462548B2 - 多孔質ガラス母材の製造装置 - Google Patents
多孔質ガラス母材の製造装置 Download PDFInfo
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- JP6462548B2 JP6462548B2 JP2015197363A JP2015197363A JP6462548B2 JP 6462548 B2 JP6462548 B2 JP 6462548B2 JP 2015197363 A JP2015197363 A JP 2015197363A JP 2015197363 A JP2015197363 A JP 2015197363A JP 6462548 B2 JP6462548 B2 JP 6462548B2
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- Prior art keywords
- base material
- cover
- gas
- reaction vessel
- porous glass
- Prior art date
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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
- C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
-
- 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]
- C03B37/01406—Deposition reactors therefor
-
- 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
- C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass
- C03B37/01291—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by progressive melting, e.g. melting glass powder during delivery to and adhering the so-formed melt to a target or preform, e.g. the Plasma Oxidation Deposition [POD] process
- C03B37/01294—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by progressive melting, e.g. melting glass powder during delivery to and adhering the so-formed melt to a target or preform, e.g. the Plasma Oxidation Deposition [POD] process by delivering pulverulent glass to the deposition target or preform where the powder is progressively melted, e.g. accretion
-
- 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]
- C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02123—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating
- G02B6/02152—Refractive index modulation gratings, e.g. Bragg gratings characterised by the method of manufacture of the grating involving moving the fibre or a manufacturing element, stretching of the fibre
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
Description
2H2+O2→2H2O 2H2O+SiCl4→SiO2+4HCl
すなわち、酸化ケイ素の生成とは別に、副産物として大量の塩化水素ガスが発生する。この塩化水素ガスに基材把持具が曝されることで、基材把持具の腐食や錆が発生する。更に、バーナの往復運動による熱サイクルは、基材把持具に多大の熱的ストレスをもたらす。
2 回転機構
3 重量検知器
4 反応容器
5 基材把持具
6 カバー
7 バーナ
8 排気フード
9 ガス供給管
11 基材ガラス棒
12 スート体
Claims (2)
- 基材把持具により反応容器内に把持された出発基材に、バーナを用いて火炎加水分解反応により生成したガラス微粒子を堆積させることにより多孔質ガラス母材を形成する多孔質ガラス母材の製造装置において、
前記基材把持具はカバーで覆われ、前記カバー及び前記反応容器に対し前記多孔質ガラス母材の軸方向に移動せず、
前記カバー内にガスを供給し前記ガスを前記カバー内から前記反応容器内に流出させ、
前記ガスが流出する線速Vは、0.001m/s<V<1m/sであることを特徴とする多孔質ガラス母材の製造装置。 - 前記ガスは、0.3μm以下のパーティクルが1立方フィートあたり100個以下のクリーンエアであることを特徴とする請求項1に記載の多孔質ガラス母材の製造装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015197363A JP6462548B2 (ja) | 2015-10-05 | 2015-10-05 | 多孔質ガラス母材の製造装置 |
EP16188185.9A EP3153478B1 (en) | 2015-10-05 | 2016-09-09 | Apparatus for producing porous glass preform |
CN201610843000.7A CN106986534B (zh) | 2015-10-05 | 2016-09-22 | 多孔玻璃预制件的制造设备 |
KR1020160122061A KR102545708B1 (ko) | 2015-10-05 | 2016-09-23 | 다공질 유리 모재의 제조 장치 |
US15/284,547 US20170096363A1 (en) | 2015-10-05 | 2016-10-04 | Apparatus for producing porous glass preform |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015197363A JP6462548B2 (ja) | 2015-10-05 | 2015-10-05 | 多孔質ガラス母材の製造装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017071513A JP2017071513A (ja) | 2017-04-13 |
JP6462548B2 true JP6462548B2 (ja) | 2019-01-30 |
Family
ID=56893895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015197363A Active JP6462548B2 (ja) | 2015-10-05 | 2015-10-05 | 多孔質ガラス母材の製造装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20170096363A1 (ja) |
EP (1) | EP3153478B1 (ja) |
JP (1) | JP6462548B2 (ja) |
KR (1) | KR102545708B1 (ja) |
CN (1) | CN106986534B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7083791B2 (ja) | 2019-09-03 | 2022-06-13 | 信越化学工業株式会社 | ガラス微粒子堆積体の製造方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4317667A (en) * | 1981-01-05 | 1982-03-02 | Western Electric Co., Inc. | Method and apparatus for fabricating lightguide preforms |
JPH07109142A (ja) * | 1993-10-14 | 1995-04-25 | Sumitomo Electric Ind Ltd | 光ファイバ母材製造装置及び製造方法 |
JP3196629B2 (ja) * | 1996-01-08 | 2001-08-06 | 信越化学工業株式会社 | シリカガラスの製造方法及び製造装置 |
JPH09286629A (ja) * | 1996-04-23 | 1997-11-04 | Mitsubishi Cable Ind Ltd | 光ファイバ母材の製造装置 |
JPH10265236A (ja) * | 1997-03-27 | 1998-10-06 | Sumitomo Electric Ind Ltd | ガラス母材支持棒 |
JP2000086270A (ja) * | 1998-09-14 | 2000-03-28 | Hitachi Cable Ltd | 光ファイバ母材の製造方法 |
US6789401B1 (en) * | 2001-06-28 | 2004-09-14 | Asi/Silica Machinery, Llc | Particle deposition system and method |
JP2003040626A (ja) | 2001-07-31 | 2003-02-13 | Sumitomo Electric Ind Ltd | ガラス微粒子堆積体の製造方法 |
JP2003054957A (ja) * | 2001-08-20 | 2003-02-26 | Sumitomo Electric Ind Ltd | 多孔質ガラス母材の製造方法 |
JP2003119034A (ja) * | 2001-10-12 | 2003-04-23 | Sumitomo Electric Ind Ltd | ガラス微粒子堆積体の製造方法及び製造装置 |
JP2003212558A (ja) * | 2002-01-24 | 2003-07-30 | Sumitomo Electric Ind Ltd | ガラス微粒子堆積体の製造方法 |
JP4449272B2 (ja) * | 2002-01-29 | 2010-04-14 | 住友電気工業株式会社 | ガラス微粒子堆積体の製造方法 |
CN1533366A (zh) * | 2002-01-24 | 2004-09-29 | ס�ѵ�����ҵ��ʽ���� | 用于制造玻璃颗粒沉积物的方法以及用于制造玻璃预制件的方法 |
JP2003286033A (ja) * | 2002-03-28 | 2003-10-07 | Sumitomo Electric Ind Ltd | ガラス微粒子堆積体の製造方法及び製造装置 |
JP2004010377A (ja) * | 2002-06-04 | 2004-01-15 | Sumitomo Electric Ind Ltd | ガラスロッド防振装置およびこの防振装置を用いた光ファイバ用ガラス母材製造装置並びに光ファイバ用ガラス母材製造方法 |
JP2004315282A (ja) * | 2003-04-15 | 2004-11-11 | Shin Etsu Chem Co Ltd | 多孔質ガラス母材の製造方法及びこれに用いる装置 |
JP5174096B2 (ja) * | 2010-08-02 | 2013-04-03 | 株式会社フジクラ | 光ファイバ母材製造装置及び光ファイバ母材製造方法 |
CN104176926B (zh) * | 2014-08-21 | 2016-08-31 | 江苏亨通光导新材料有限公司 | 一种合成大直径光纤预制棒疏松体的方法及装置 |
-
2015
- 2015-10-05 JP JP2015197363A patent/JP6462548B2/ja active Active
-
2016
- 2016-09-09 EP EP16188185.9A patent/EP3153478B1/en active Active
- 2016-09-22 CN CN201610843000.7A patent/CN106986534B/zh active Active
- 2016-09-23 KR KR1020160122061A patent/KR102545708B1/ko active IP Right Grant
- 2016-10-04 US US15/284,547 patent/US20170096363A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20170096363A1 (en) | 2017-04-06 |
EP3153478B1 (en) | 2019-03-13 |
CN106986534B (zh) | 2021-06-08 |
JP2017071513A (ja) | 2017-04-13 |
KR102545708B1 (ko) | 2023-06-19 |
KR20170040740A (ko) | 2017-04-13 |
EP3153478A1 (en) | 2017-04-12 |
CN106986534A (zh) | 2017-07-28 |
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