JPS6320773B2 - - Google Patents
Info
- Publication number
- JPS6320773B2 JPS6320773B2 JP56009015A JP901581A JPS6320773B2 JP S6320773 B2 JPS6320773 B2 JP S6320773B2 JP 56009015 A JP56009015 A JP 56009015A JP 901581 A JP901581 A JP 901581A JP S6320773 B2 JPS6320773 B2 JP S6320773B2
- Authority
- JP
- Japan
- Prior art keywords
- mol
- glass
- base material
- glass base
- baf
- 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
- 239000011521 glass Substances 0.000 claims description 108
- 239000013307 optical fiber Substances 0.000 claims description 54
- 229910004261 CaF 2 Inorganic materials 0.000 claims description 39
- 229910016036 BaF 2 Inorganic materials 0.000 claims description 37
- 229910016569 AlF 3 Inorganic materials 0.000 claims description 34
- 239000002994 raw material Substances 0.000 claims description 28
- 239000005383 fluoride glass Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 claims description 16
- 238000002425 crystallisation Methods 0.000 claims description 12
- 230000008025 crystallization Effects 0.000 claims description 12
- 238000002844 melting Methods 0.000 claims description 9
- 230000008018 melting Effects 0.000 claims description 9
- 239000000843 powder Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000012298 atmosphere Substances 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims 1
- 239000000463 material Substances 0.000 description 74
- 239000000203 mixture Substances 0.000 description 41
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 26
- 238000005253 cladding Methods 0.000 description 22
- 239000000835 fiber Substances 0.000 description 17
- 229910017855 NH 4 F Inorganic materials 0.000 description 15
- 238000010438 heat treatment Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 13
- 229910052697 platinum Inorganic materials 0.000 description 13
- 229920002050 silicone resin Polymers 0.000 description 12
- 238000010521 absorption reaction Methods 0.000 description 10
- 239000011812 mixed powder Substances 0.000 description 10
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 9
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 230000009477 glass transition Effects 0.000 description 5
- 238000011282 treatment Methods 0.000 description 5
- 238000005491 wire drawing Methods 0.000 description 5
- LTPBRCUWZOMYOC-UHFFFAOYSA-N Beryllium oxide Chemical compound O=[Be] LTPBRCUWZOMYOC-UHFFFAOYSA-N 0.000 description 4
- 229910001369 Brass Inorganic materials 0.000 description 4
- 239000010951 brass Substances 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000377 silicon dioxide Substances 0.000 description 4
- 238000004017 vitrification Methods 0.000 description 4
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 3
- 229910052582 BN Inorganic materials 0.000 description 3
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 239000012300 argon atmosphere Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000005297 pyrex Substances 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229910004573 CdF 2 Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910005269 GaF 3 Inorganic materials 0.000 description 2
- 229910005690 GdF 3 Inorganic materials 0.000 description 2
- 229910017768 LaF 3 Inorganic materials 0.000 description 2
- 229910013484 LuF Inorganic materials 0.000 description 2
- 238000011276 addition treatment Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000075 oxide glass Substances 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910018557 Si O Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012681 fiber drawing Methods 0.000 description 1
- 229940085805 fiberall Drugs 0.000 description 1
- 239000005283 halide glass Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- -1 quartz glass Chemical class 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 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
- C03B37/01271—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 centrifuging
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56009015A JPS57123843A (en) | 1981-01-26 | 1981-01-26 | Optical fiber and its preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56009015A JPS57123843A (en) | 1981-01-26 | 1981-01-26 | Optical fiber and its preparation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57123843A JPS57123843A (en) | 1982-08-02 |
| JPS6320773B2 true JPS6320773B2 (enrdf_load_stackoverflow) | 1988-04-30 |
Family
ID=11708821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56009015A Granted JPS57123843A (en) | 1981-01-26 | 1981-01-26 | Optical fiber and its preparation |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57123843A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019189676A (ja) * | 2018-04-18 | 2019-10-31 | ダイキン工業株式会社 | Ｒ３２、Ｒ１２５、Ｒ１４３ａ、Ｒ１２３４ｙｆ及びＲ１３４ａを含む冷媒を含有する組成物、並びに、その組成物を用いた冷凍方法、冷凍機の運転方法及び冷凍機 |
| JP2019194319A (ja) * | 2018-04-25 | 2019-11-07 | ダイキン工業株式会社 | 冷媒を含有する組成物、その用途、それを利用する冷凍方法及びそれを有する冷凍機 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4519826A (en) * | 1983-04-14 | 1985-05-28 | The United States Of America As Represented By The Secretary Of The Navy | Optical fibers having a fluoride glass cladding and method of making |
| FR2563826B1 (fr) * | 1984-05-07 | 1991-08-30 | Verre Fluore Sa | Procedes de fabrication de fibres et de composants optiques en verres fluores et appareils destines a les mettre en oeuvre |
| JPS60251140A (ja) * | 1984-05-29 | 1985-12-11 | Agency Of Ind Science & Technol | フツ化物ガラス光フアイバ母材の製造方法 |
| JPH0662318B2 (ja) * | 1990-05-23 | 1994-08-17 | セントラル硝子株式会社 | フッ化物ガラスの表面処理法 |
-
1981
- 1981-01-26 JP JP56009015A patent/JPS57123843A/ja active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019189676A (ja) * | 2018-04-18 | 2019-10-31 | ダイキン工業株式会社 | Ｒ３２、Ｒ１２５、Ｒ１４３ａ、Ｒ１２３４ｙｆ及びＲ１３４ａを含む冷媒を含有する組成物、並びに、その組成物を用いた冷凍方法、冷凍機の運転方法及び冷凍機 |
| JP2019194319A (ja) * | 2018-04-25 | 2019-11-07 | ダイキン工業株式会社 | 冷媒を含有する組成物、その用途、それを利用する冷凍方法及びそれを有する冷凍機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57123843A (en) | 1982-08-02 |
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