JPS631250B2 - - Google Patents
Info
- Publication number
- JPS631250B2 JPS631250B2 JP9575880A JP9575880A JPS631250B2 JP S631250 B2 JPS631250 B2 JP S631250B2 JP 9575880 A JP9575880 A JP 9575880A JP 9575880 A JP9575880 A JP 9575880A JP S631250 B2 JPS631250 B2 JP S631250B2
- Authority
- JP
- Japan
- Prior art keywords
- gel
- drying
- gas
- temperature
- metal alkoxide
- 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
- 239000000499 gel Substances 0.000 claims abstract description 34
- 238000001035 drying Methods 0.000 claims abstract description 24
- 239000000741 silica gel Substances 0.000 claims abstract description 7
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 150000004703 alkoxides Chemical class 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 4
- 239000005304 optical glass Substances 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 3
- 238000005245 sintering Methods 0.000 claims description 3
- 230000003301 hydrolyzing effect Effects 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract description 4
- 238000001879 gelation Methods 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 239000013585 weight reducing agent Substances 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 3
- 239000002243 precursor Substances 0.000 abstract 1
- LFQCEHFDDXELDD-UHFFFAOYSA-N tetramethyl orthosilicate Chemical compound CO[Si](OC)(OC)OC LFQCEHFDDXELDD-UHFFFAOYSA-N 0.000 abstract 1
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000004017 vitrification Methods 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/12—Other methods of shaping glass by liquid-phase reaction processes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Glass Compositions (AREA)
- Silicon Compounds (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9575880A JPS5722130A (en) | 1980-07-15 | 1980-07-15 | Production of optical glass |
| EP80107254A EP0029590B1 (en) | 1979-11-21 | 1980-11-20 | Method for producing optical glass |
| DE8080107254T DE3067197D1 (en) | 1979-11-21 | 1980-11-20 | Method for producing optical glass |
| US06/209,711 US4324576A (en) | 1979-11-21 | 1980-11-21 | Method for producing optical glass |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9575880A JPS5722130A (en) | 1980-07-15 | 1980-07-15 | Production of optical glass |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5722130A JPS5722130A (en) | 1982-02-05 |
| JPS631250B2 true JPS631250B2 (OSRAM) | 1988-01-12 |
Family
ID=14146379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9575880A Granted JPS5722130A (en) | 1979-11-21 | 1980-07-15 | Production of optical glass |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5722130A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63159965A (ja) * | 1986-12-23 | 1988-07-02 | Sharp Corp | 電子式卓上計算機 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3390375T1 (de) * | 1982-12-23 | 1985-02-07 | Suwa Seikosha Co. Ltd., Tokio/Tokyo | Verfahren zur Herstellung von Siliciumdioxidglas |
-
1980
- 1980-07-15 JP JP9575880A patent/JPS5722130A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63159965A (ja) * | 1986-12-23 | 1988-07-02 | Sharp Corp | 電子式卓上計算機 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5722130A (en) | 1982-02-05 |
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