JPS6348813B2 - - Google Patents
Info
- Publication number
- JPS6348813B2 JPS6348813B2 JP55123640A JP12364080A JPS6348813B2 JP S6348813 B2 JPS6348813 B2 JP S6348813B2 JP 55123640 A JP55123640 A JP 55123640A JP 12364080 A JP12364080 A JP 12364080A JP S6348813 B2 JPS6348813 B2 JP S6348813B2
- Authority
- JP
- Japan
- Prior art keywords
- preform
- support surface
- oxidizing agent
- spray
- support
- 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
Links
- 238000000034 method Methods 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 28
- 239000013307 optical fiber Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 239000007800 oxidant agent Substances 0.000 claims description 14
- 238000000151 deposition Methods 0.000 claims description 13
- 230000033001 locomotion Effects 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000002019 doping agent Substances 0.000 claims description 11
- 239000007921 spray Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- -1 silicon halide Chemical class 0.000 claims description 7
- 229910003902 SiCl 4 Inorganic materials 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- LRCFXGAMWKDGLA-UHFFFAOYSA-N dioxosilane;hydrate Chemical compound O.O=[Si]=O LRCFXGAMWKDGLA-UHFFFAOYSA-N 0.000 claims description 5
- 229960004029 silicic acid Drugs 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 claims description 2
- 238000006297 dehydration reaction Methods 0.000 claims description 2
- 239000000376 reactant Substances 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 20
- 239000007789 gas Substances 0.000 description 13
- 229910004298 SiO 2 Inorganic materials 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- 230000008021 deposition Effects 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 239000012808 vapor phase Substances 0.000 description 3
- 229910005793 GeO 2 Inorganic materials 0.000 description 2
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000004320 controlled atmosphere Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012681 fiber drawing Methods 0.000 description 1
- 238000007496 glass forming Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- FAIAAWCVCHQXDN-UHFFFAOYSA-N phosphorus trichloride Chemical compound ClP(Cl)Cl FAIAAWCVCHQXDN-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229960001866 silicon dioxide Drugs 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- FAQYAMRNWDIXMY-UHFFFAOYSA-N trichloroborane Chemical compound ClB(Cl)Cl FAQYAMRNWDIXMY-UHFFFAOYSA-N 0.000 description 1
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]
- C03B37/016—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 a liquid phase reaction process, e.g. through a gel phase
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Melting And Manufacturing (AREA)
- Glass Compositions (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT68789/79A IT1119362B (it) | 1979-09-10 | 1979-09-10 | Procedimento ed apparecchiatura per la produzione di preforme per fibre ottiche |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5696742A JPS5696742A (en) | 1981-08-05 |
| JPS6348813B2 true JPS6348813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-09-30 |
Family
ID=11310582
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12364080A Granted JPS5696742A (en) | 1979-09-10 | 1980-09-08 | Optical fiber preform manufacturing method and device |
Country Status (8)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2490211B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1980-09-17 | 1990-09-21 | Passaret Michel | |
| DE3206181A1 (de) * | 1982-02-20 | 1983-09-01 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur herstellung einer vorform, aus der optische fasern ziehbar sind |
| US4443239A (en) * | 1982-05-20 | 1984-04-17 | International Telephone And Telegraph Corporation | Fabrication of optical waveguides using slurry deposition |
| DE3406148A1 (de) * | 1984-02-21 | 1985-09-05 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur herstellung von rohrfoermigen koerpern und vorrichtung zur durchfuehrung des verfahrens |
| CS245569B1 (en) * | 1984-04-06 | 1986-10-16 | Oto Wichterle | Method of polymere gels casting from monomers' volatile mixtures in open moulds and equipment for application of this method |
| US4798694A (en) * | 1985-08-09 | 1989-01-17 | Canon Kabushiki Kaisha | Method for producing composite materials |
| IT1191998B (it) * | 1986-04-10 | 1988-03-31 | Cselt Centro Studi Lab Telecom | Procedimento e apparecchiatura per la produzione di preforme per fibre ottiche operanti nella regione spettrale del medio infrarosso |
| US5336360A (en) * | 1986-08-18 | 1994-08-09 | Clemson University | Laser assisted fiber growth |
| US5306460A (en) * | 1987-06-13 | 1994-04-26 | Asahi Denka Kogyo K.K. | Method of producing cast products using elastic molds |
| FR2621909B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1987-10-16 | 1990-01-19 | Comp Generale Electricite | |
| US5198270A (en) * | 1991-11-08 | 1993-03-30 | Bell Communications Research, Inc. | Method of forming a fiber preform with dopants dissolved in a liquid |
| ATE272573T1 (de) | 1995-12-19 | 2004-08-15 | Corning Inc | Verfahren und vorrichtung zur herstellung eines quarzglases durch verbrennung von flüssigen reagentien |
| US6312656B1 (en) | 1995-12-19 | 2001-11-06 | Corning Incorporated | Method for forming silica by combustion of liquid reactants using oxygen |
| DE19725955C1 (de) * | 1997-06-19 | 1999-01-21 | Heraeus Quarzglas | Verfahren zur Herstellung eines Quarzglasrohlings und dafür geeignete Vorrichtung |
| US5979185A (en) * | 1997-07-16 | 1999-11-09 | Corning Incorporated | Method and apparatus for forming silica by combustion of liquid reactants using a heater |
| EP1010672A1 (en) | 1998-12-17 | 2000-06-21 | PIRELLI CAVI E SISTEMI S.p.A. | Method and apparatus for forming an optical fiber preform by combustionless hydrolysis |
| US6460378B1 (en) * | 2000-02-29 | 2002-10-08 | Xiaoyuan Dong | Collapsing a multitube assembly and subsequent optical fiber drawing in the same furnace |
| CN112299703B (zh) * | 2020-11-13 | 2024-03-12 | 中国电子科技集团公司第四十六研究所 | 一种掺杂溶液喷洒装置及喷洒方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2570245A (en) * | 1948-04-02 | 1951-10-09 | Pittsburgh Plate Glass Co | Method of spraying transparent coatings |
| US3636492A (en) * | 1968-08-05 | 1972-01-18 | Matsushita Electric Ind Co Ltd | Sintered semiconductor film and method of manufacturing same |
| DE2447353B2 (de) * | 1974-10-04 | 1977-06-02 | Jenaer Glaswerk Schott & Gen., 6500 Mainz | Verfahren zum herstellen von lichtleitfasern |
| DE2637937A1 (de) * | 1976-08-23 | 1978-03-02 | Siemens Ag | Herstellung von lichtleitfasern nach einem fluessigphasen-abscheidungsverfahren |
-
1979
- 1979-09-10 IT IT68789/79A patent/IT1119362B/it active
-
1980
- 1980-08-26 ES ES494514A patent/ES494514A0/es active Granted
- 1980-08-27 CA CA000359121A patent/CA1147216A/en not_active Expired
- 1980-08-28 BR BR8005449A patent/BR8005449A/pt unknown
- 1980-09-08 JP JP12364080A patent/JPS5696742A/ja active Granted
- 1980-09-09 DE DE8080105389T patent/DE3064829D1/de not_active Expired
- 1980-09-09 US US06/185,514 patent/US4414164A/en not_active Expired - Lifetime
- 1980-09-09 EP EP80105389A patent/EP0025230B1/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| EP0025230B1 (en) | 1983-09-14 |
| JPS5696742A (en) | 1981-08-05 |
| ES8104154A1 (es) | 1981-04-01 |
| DE3064829D1 (en) | 1983-10-20 |
| BR8005449A (pt) | 1981-03-10 |
| US4414164A (en) | 1983-11-08 |
| ES494514A0 (es) | 1981-04-01 |
| IT7968789A0 (it) | 1979-09-10 |
| CA1147216A (en) | 1983-05-31 |
| IT1119362B (it) | 1986-03-10 |
| EP0025230A3 (en) | 1981-04-22 |
| EP0025230A2 (en) | 1981-03-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6348813B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US4378985A (en) | Method and apparatus for forming an optical waveguide fiber | |
| US5106402A (en) | Method of manufacturing a monomode optical fiber | |
| CA1193425A (en) | Method and apparatus for fabricating a lightguide preform | |
| US3957474A (en) | Method for manufacturing an optical fibre | |
| CA1054795A (en) | Optical fibres | |
| FI68391C (fi) | Vaesentligen kontinuerligt foerfarande foer framstaellning av ett aemne foer en optisk vaogledare | |
| SE439480B (sv) | Forfarande for framstellning av ett rorformigt glasemne for optiska fibrer | |
| US4233045A (en) | Apparatus and method for making optical filament preform | |
| JPS58125631A (ja) | 光フアイバの製造方法 | |
| JPH07108781B2 (ja) | 光プリフォ−ムのス−トオ−バ−クラッド形成方法 | |
| JPS6320772B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| JPH04228444A (ja) | ガラスおよび光ファイバ製造方法 | |
| JPS6021929B2 (ja) | 光学ガラスの構造体の製作方法 | |
| US4302230A (en) | High rate optical fiber fabrication process using thermophoretically enhanced particle deposition | |
| US4770682A (en) | Device for manufacturing optical fiber preforms | |
| US20130025326A1 (en) | Methods for manufacturing low water peak optical waveguide | |
| JP2005507845A (ja) | 塩素ドープ光導波路プリフォームを形成する方法および装置 | |
| CA1128739A (en) | Method of making large diameter optical waveguide preforms | |
| JP2000272925A (ja) | オルガノシランの分解によるシリカの製造法 | |
| GB2057423A (en) | Process for the production of extremely pure amorphous glass powders | |
| GB1559978A (en) | Chemical vapour deposition processes | |
| US20020083739A1 (en) | Hot substrate deposition fiber optic preforms and preform components process and apparatus | |
| GB2149779A (en) | Manufacture of optical fibre preforms | |
| JPS6117433A (ja) | 光フアイバ母材の製造方法 |