JPH0433742B2 - - Google Patents
Info
- Publication number
- JPH0433742B2 JPH0433742B2 JP30730787A JP30730787A JPH0433742B2 JP H0433742 B2 JPH0433742 B2 JP H0433742B2 JP 30730787 A JP30730787 A JP 30730787A JP 30730787 A JP30730787 A JP 30730787A JP H0433742 B2 JPH0433742 B2 JP H0433742B2
- Authority
- JP
- Japan
- Prior art keywords
- glass
- effect
- lamp
- luminous flux
- less
- 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 19
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 6
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 15
- 230000004907 flux Effects 0.000 description 10
- 239000000126 substance Substances 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000005361 soda-lime glass Substances 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004031 devitrification Methods 0.000 description 2
- 238000010292 electrical insulation Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000005355 lead glass Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- VWDWKYIASSYTQR-UHFFFAOYSA-N sodium nitrate Chemical compound [Na+].[O-][N+]([O-])=O VWDWKYIASSYTQR-UHFFFAOYSA-N 0.000 description 2
- 206010040925 Skin striae Diseases 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Inorganic materials O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 235000010344 sodium nitrate Nutrition 0.000 description 1
- YEAUATLBSVJFOY-UHFFFAOYSA-N tetraantimony hexaoxide Chemical compound O1[Sb](O2)O[Sb]3O[Sb]1O[Sb]2O3 YEAUATLBSVJFOY-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
- C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Glass Compositions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30730787A JPH01148727A (ja) | 1987-12-04 | 1987-12-04 | 環形螢光ランプ用ガラス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30730787A JPH01148727A (ja) | 1987-12-04 | 1987-12-04 | 環形螢光ランプ用ガラス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01148727A JPH01148727A (ja) | 1989-06-12 |
| JPH0433742B2 true JPH0433742B2 (enrdf_load_stackoverflow) | 1992-06-03 |
Family
ID=17967573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30730787A Granted JPH01148727A (ja) | 1987-12-04 | 1987-12-04 | 環形螢光ランプ用ガラス |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01148727A (enrdf_load_stackoverflow) |
-
1987
- 1987-12-04 JP JP30730787A patent/JPH01148727A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01148727A (ja) | 1989-06-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |