JPS6346012B2 - - Google Patents
Info
- Publication number
- JPS6346012B2 JPS6346012B2 JP3251284A JP3251284A JPS6346012B2 JP S6346012 B2 JPS6346012 B2 JP S6346012B2 JP 3251284 A JP3251284 A JP 3251284A JP 3251284 A JP3251284 A JP 3251284A JP S6346012 B2 JPS6346012 B2 JP S6346012B2
- Authority
- JP
- Japan
- Prior art keywords
- core
- cladding
- melting section
- mold
- optical fiber
- 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
- 238000002844 melting Methods 0.000 claims description 21
- 230000008018 melting Effects 0.000 claims description 21
- 239000013307 optical fiber Substances 0.000 claims description 20
- 238000005253 cladding Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000155 melt Substances 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 8
- 239000010931 gold Substances 0.000 description 8
- 229910052737 gold Inorganic materials 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 4
- 230000004927 fusion Effects 0.000 description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 4
- 239000010453 quartz Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 229910017855 NH 4 F Inorganic materials 0.000 description 3
- 239000005383 fluoride glass Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 229910001369 Brass Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000010951 brass Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000156 glass melt Substances 0.000 description 2
- 239000000075 oxide glass Substances 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000010106 rotational casting Methods 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 239000005387 chalcogenide glass Substances 0.000 description 1
- 238000005229 chemical vapour deposition 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
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-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
- C03B37/01265—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt
- C03B37/01268—Manufacture of preforms for drawing fibres or filaments starting entirely or partially from molten glass, e.g. by dipping a preform in a melt by casting
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/80—Non-oxide glasses or glass-type compositions
- C03B2201/82—Fluoride glasses, e.g. ZBLAN glass
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3251284A JPS60176939A (ja) | 1984-02-24 | 1984-02-24 | 光フアイバ用プリフオ−ムの製造装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3251284A JPS60176939A (ja) | 1984-02-24 | 1984-02-24 | 光フアイバ用プリフオ−ムの製造装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60176939A JPS60176939A (ja) | 1985-09-11 |
| JPS6346012B2 true JPS6346012B2 (US07321065-20080122-C00020.png) | 1988-09-13 |
Family
ID=12361029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3251284A Granted JPS60176939A (ja) | 1984-02-24 | 1984-02-24 | 光フアイバ用プリフオ−ムの製造装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60176939A (US07321065-20080122-C00020.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01192736A (ja) * | 1988-01-29 | 1989-08-02 | Kokusai Denshin Denwa Co Ltd <Kdd> | フッ化物ガラスファイバ用母材の製造方法及び装置 |
| JP2562705B2 (ja) * | 1990-02-08 | 1996-12-11 | 国際電信電話株式会社 | フッ化物ガラスファイバ用母材の製造方法及び装置 |
-
1984
- 1984-02-24 JP JP3251284A patent/JPS60176939A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60176939A (ja) | 1985-09-11 |
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