JPH0450255B2 - - Google Patents
Info
- Publication number
- JPH0450255B2 JPH0450255B2 JP1102584A JP1102584A JPH0450255B2 JP H0450255 B2 JPH0450255 B2 JP H0450255B2 JP 1102584 A JP1102584 A JP 1102584A JP 1102584 A JP1102584 A JP 1102584A JP H0450255 B2 JPH0450255 B2 JP H0450255B2
- Authority
- JP
- Japan
- Prior art keywords
- furnace
- base material
- fluorine
- gas
- inner cylinder
- 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
Links
- 239000007789 gas Substances 0.000 claims description 53
- 239000000463 material Substances 0.000 claims description 42
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 32
- 229910052731 fluorine Inorganic materials 0.000 claims description 32
- 239000011737 fluorine Substances 0.000 claims description 32
- 239000011521 glass Substances 0.000 claims description 29
- 238000009826 distribution Methods 0.000 claims description 28
- 150000002222 fluorine compounds Chemical class 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 24
- 239000004071 soot Substances 0.000 claims description 18
- 239000013307 optical fiber Substances 0.000 claims description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000010453 quartz Substances 0.000 claims description 6
- 238000004017 vitrification Methods 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 239000000835 fiber Substances 0.000 description 5
- 239000001307 helium Substances 0.000 description 5
- 229910052734 helium Inorganic materials 0.000 description 5
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910005793 GeO 2 Inorganic materials 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000007259 addition reaction Methods 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000005373 porous glass Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 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]
- C03B37/01446—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
- C03B2201/08—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1102584A JPS60204634A (ja) | 1984-01-26 | 1984-01-26 | 光フアイバ母材の製造方法及び製造装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1102584A JPS60204634A (ja) | 1984-01-26 | 1984-01-26 | 光フアイバ母材の製造方法及び製造装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60204634A JPS60204634A (ja) | 1985-10-16 |
| JPH0450255B2 true JPH0450255B2 (de) | 1992-08-13 |
Family
ID=11766556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1102584A Granted JPS60204634A (ja) | 1984-01-26 | 1984-01-26 | 光フアイバ母材の製造方法及び製造装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60204634A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0660030B2 (ja) * | 1985-12-23 | 1994-08-10 | 住友電気工業株式会社 | 光フアイバ用ガラス母材の製造方法 |
-
1984
- 1984-01-26 JP JP1102584A patent/JPS60204634A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60204634A (ja) | 1985-10-16 |
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