DE2939339A1 - Verfahren zur herstellung von lichtleitfasern - Google Patents
Verfahren zur herstellung von lichtleitfasernInfo
- Publication number
- DE2939339A1 DE2939339A1 DE19792939339 DE2939339A DE2939339A1 DE 2939339 A1 DE2939339 A1 DE 2939339A1 DE 19792939339 DE19792939339 DE 19792939339 DE 2939339 A DE2939339 A DE 2939339A DE 2939339 A1 DE2939339 A1 DE 2939339A1
- Authority
- DE
- Germany
- Prior art keywords
- glass
- rod
- viscosity
- water
- filler
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 62
- 239000013307 optical fiber Substances 0.000 title description 24
- 238000004519 manufacturing process Methods 0.000 title description 15
- 239000011521 glass Substances 0.000 claims description 92
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 42
- 239000000243 solution Substances 0.000 claims description 27
- 239000000945 filler Substances 0.000 claims description 26
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 17
- 150000001875 compounds Chemical class 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 229910052700 potassium Inorganic materials 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 3
- 238000001556 precipitation Methods 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 239000002244 precipitate Substances 0.000 claims description 2
- -1 CsNO Chemical class 0.000 claims 1
- OIPMQULDKWSNGX-UHFFFAOYSA-N bis[[ethoxy(oxo)phosphaniumyl]oxy]alumanyloxy-ethoxy-oxophosphanium Chemical compound [Al+3].CCO[P+]([O-])=O.CCO[P+]([O-])=O.CCO[P+]([O-])=O OIPMQULDKWSNGX-UHFFFAOYSA-N 0.000 claims 1
- OYFJQPXVCSSHAI-QFPUQLAESA-N enalapril maleate Chemical compound OC(=O)\C=C/C(O)=O.C([C@@H](C(=O)OCC)N[C@@H](C)C(=O)N1[C@@H](CCC1)C(O)=O)CC1=CC=CC=C1 OYFJQPXVCSSHAI-QFPUQLAESA-N 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000007654 immersion Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 239000000835 fiber Substances 0.000 description 51
- 230000008569 process Effects 0.000 description 24
- 238000009826 distribution Methods 0.000 description 23
- 239000002019 doping agent Substances 0.000 description 21
- 238000005253 cladding Methods 0.000 description 20
- 239000005373 porous glass Substances 0.000 description 18
- 239000011148 porous material Substances 0.000 description 16
- 230000005540 biological transmission Effects 0.000 description 14
- 239000000126 substance Substances 0.000 description 14
- 238000010438 heat treatment Methods 0.000 description 13
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 239000002904 solvent Substances 0.000 description 8
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000005297 pyrex Substances 0.000 description 6
- 239000005368 silicate glass Substances 0.000 description 6
- 229910052708 sodium Inorganic materials 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000001291 vacuum drying Methods 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- 239000005354 aluminosilicate glass Substances 0.000 description 4
- 239000005388 borosilicate glass Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910013553 LiNO Inorganic materials 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- 238000011068 loading method Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 206010017076 Fracture Diseases 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000779 depleting effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 229920006240 drawn fiber Polymers 0.000 description 2
- 238000003197 gene knockdown Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 239000000088 plastic resin Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000005204 segregation Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 125000000174 L-prolyl group Chemical group [H]N1C([H])([H])C([H])([H])C([H])([H])[C@@]1([H])C(*)=O 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 241001387976 Pera Species 0.000 description 1
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002781 deodorant agent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000006132 parent glass Substances 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 150000003018 phosphorus compounds Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 239000004634 thermosetting polymer Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
- 238000005406 washing Methods 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
- C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
- C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
-
- 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
- C03B37/02—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
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/08—Sub-atmospheric pressure applied, e.g. vacuum
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Glass Compositions (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP53120176A JPS6022652B2 (ja) | 1978-09-28 | 1978-09-28 | 光伝送用ガラスフアイバ−の製造方法 |
| JP271979A JPS5595639A (en) | 1979-01-11 | 1979-01-11 | Production of light transmission glass body |
| JP1104779A JPS55104939A (en) | 1979-02-01 | 1979-02-01 | Production of optical transmission glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2939339A1 true DE2939339A1 (de) | 1980-05-22 |
| DE2939339C2 DE2939339C2 (enrdf_load_stackoverflow) | 1987-08-13 |
Family
ID=27275492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792939339 Granted DE2939339A1 (de) | 1978-09-28 | 1979-09-28 | Verfahren zur herstellung von lichtleitfasern |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2939339A1 (enrdf_load_stackoverflow) |
| GB (1) | GB2033372B (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2853873A1 (de) * | 1978-12-13 | 1980-07-03 | Siemens Ag | Herstellung einer glasfaser hoher zerreissfestigkeit |
| DE3501898A1 (de) * | 1985-01-22 | 1986-07-24 | Schott Glaswerke, 6500 Mainz | Lichtwellenleiter, hergestellt aus speziellen substratglaesern durch einen ionenaustausch gegen cs(pfeil hoch)+(pfeil hoch)-ionen |
| US5114453A (en) * | 1985-01-22 | 1992-05-19 | Schott Glaswerke | Lightwave guide produced by ion exchange of cs+ ions |
| US6975800B2 (en) | 2000-06-20 | 2005-12-13 | Deutsche Telekom Ag | Fused silica-based optical waveguide and method for its manufacture |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2123810B (en) * | 1982-07-14 | 1986-12-03 | Hitachi Cable | Fabrication of single polarization optical fibres |
| JPS5969438A (ja) * | 1982-10-15 | 1984-04-19 | Hitachi Ltd | 光フアイバ母材の製造方法 |
| DE3521119A1 (de) * | 1985-06-13 | 1986-12-18 | Heraeus Quarzschmelze Gmbh, 6450 Hanau | Verfahren zur herstellung einer vorform fuer optische fasern und verwendung eines rohres aus quarzglas bzw. dotiertem quarzglas zur herstellung einer solchen vorform |
| FR2624621B1 (fr) * | 1987-12-10 | 1992-07-31 | Comp Generale Electricite | Procede de fabrication d'une fibre optique ayant une bonne resistance a la fatigue |
| DE3820217A1 (de) * | 1988-06-14 | 1989-12-21 | Rheydt Kabelwerk Ag | Lichtwellenleiter, insbesondere einmodenfaser |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507069A1 (de) * | 1975-02-19 | 1976-09-02 | Jenaer Glaswerk Schott & Gen | Verfahren zur herstellung oprischer glaskoerper mit einem brechwergradienten |
| DE2611496A1 (de) * | 1975-03-18 | 1976-10-14 | Macedo Pedro B | Glasartikel und glaszusammensetzungen sowie verfahren zu deren herstellung fuer leitungsgebundene lichtuebertragung |
| DE2615534A1 (de) * | 1976-04-09 | 1977-10-13 | Jenaer Glaswerk Schott & Gen | Fuer die nachrichtenuebertragung geeignete lichtleitfaser aus mehrkomponentenglas mit angepasstem ausdehnungskoeffizienten zwischen kern- und mantelglas |
-
1979
- 1979-09-27 GB GB7933527A patent/GB2033372B/en not_active Expired
- 1979-09-28 DE DE19792939339 patent/DE2939339A1/de active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2507069A1 (de) * | 1975-02-19 | 1976-09-02 | Jenaer Glaswerk Schott & Gen | Verfahren zur herstellung oprischer glaskoerper mit einem brechwergradienten |
| DE2611496A1 (de) * | 1975-03-18 | 1976-10-14 | Macedo Pedro B | Glasartikel und glaszusammensetzungen sowie verfahren zu deren herstellung fuer leitungsgebundene lichtuebertragung |
| DE2615534A1 (de) * | 1976-04-09 | 1977-10-13 | Jenaer Glaswerk Schott & Gen | Fuer die nachrichtenuebertragung geeignete lichtleitfaser aus mehrkomponentenglas mit angepasstem ausdehnungskoeffizienten zwischen kern- und mantelglas |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2853873A1 (de) * | 1978-12-13 | 1980-07-03 | Siemens Ag | Herstellung einer glasfaser hoher zerreissfestigkeit |
| DE3501898A1 (de) * | 1985-01-22 | 1986-07-24 | Schott Glaswerke, 6500 Mainz | Lichtwellenleiter, hergestellt aus speziellen substratglaesern durch einen ionenaustausch gegen cs(pfeil hoch)+(pfeil hoch)-ionen |
| US5114453A (en) * | 1985-01-22 | 1992-05-19 | Schott Glaswerke | Lightwave guide produced by ion exchange of cs+ ions |
| US6975800B2 (en) | 2000-06-20 | 2005-12-13 | Deutsche Telekom Ag | Fused silica-based optical waveguide and method for its manufacture |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2033372A (en) | 1980-05-21 |
| GB2033372B (en) | 1983-01-19 |
| DE2939339C2 (enrdf_load_stackoverflow) | 1987-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: DERZEIT KEIN VERTRETER BESTELLT |
|
| 8339 | Ceased/non-payment of the annual fee |