CA1088293A - Electrostatic coating of silica powders on incandescent bulbs - Google Patents
Electrostatic coating of silica powders on incandescent bulbsInfo
- Publication number
- CA1088293A CA1088293A CA264,925A CA264925A CA1088293A CA 1088293 A CA1088293 A CA 1088293A CA 264925 A CA264925 A CA 264925A CA 1088293 A CA1088293 A CA 1088293A
- Authority
- CA
- Canada
- Prior art keywords
- powder
- resistivity
- ohm
- set forth
- bulb
- 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
- 239000000843 powder Substances 0.000 title claims abstract description 102
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 22
- 238000009503 electrostatic coating Methods 0.000 title description 3
- 239000002245 particle Substances 0.000 claims abstract description 43
- 238000000576 coating method Methods 0.000 claims abstract description 39
- 239000011248 coating agent Substances 0.000 claims abstract description 32
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 239000011780 sodium chloride Substances 0.000 claims description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 4
- -1 aluminosilica Chemical compound 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 2
- 150000003388 sodium compounds Chemical class 0.000 claims 2
- 239000011521 glass Substances 0.000 abstract description 5
- 238000010304 firing Methods 0.000 description 22
- 238000001354 calcination Methods 0.000 description 13
- 239000011734 sodium Substances 0.000 description 11
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 7
- 239000002482 conductive additive Substances 0.000 description 7
- 238000002156 mixing Methods 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 5
- 210000003739 neck Anatomy 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 101100511454 Epichloe uncinata lolO1 gene Proteins 0.000 description 1
- 101100511455 Epichloe uncinata lolO2 gene Proteins 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229910021485 fumed silica Inorganic materials 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000008240 homogeneous mixture Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005007 materials handling Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K3/00—Apparatus or processes adapted to the manufacture, installing, removal, or maintenance of incandescent lamps or parts thereof
- H01K3/005—Methods for coating the surface of the envelope
-
- 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
-
- 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/22—Surface treatment of glass, not in the form of fibres or filaments, by coating with other inorganic material
- C03C17/23—Oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/28—Envelopes; Vessels
- H01K1/32—Envelopes; Vessels provided with coatings on the walls; Vessels or coatings thereon characterised by the material thereof
-
- 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
- C03C2217/00—Coatings on glass
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/213—SiO2
-
- 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
- C03C2217/00—Coatings on glass
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/29—Mixtures
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/17—Deposition methods from a solid phase
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US633,936 | 1975-11-20 | ||
| US05/633,936 US4081709A (en) | 1975-11-20 | 1975-11-20 | Electrostatic coating of silica powders on incandescent bulbs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1088293A true CA1088293A (en) | 1980-10-28 |
Family
ID=24541762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA264,925A Expired CA1088293A (en) | 1975-11-20 | 1976-10-28 | Electrostatic coating of silica powders on incandescent bulbs |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4081709A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS5264178A (cg-RX-API-DMAC10.html) |
| BR (1) | BR7607856A (cg-RX-API-DMAC10.html) |
| CA (1) | CA1088293A (cg-RX-API-DMAC10.html) |
| DE (1) | DE2652335A1 (cg-RX-API-DMAC10.html) |
| FR (1) | FR2332614A1 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1565373A (cg-RX-API-DMAC10.html) |
| MX (1) | MX142855A (cg-RX-API-DMAC10.html) |
| NL (1) | NL168994C (cg-RX-API-DMAC10.html) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4147823A (en) * | 1975-03-06 | 1979-04-03 | General Electric Company | Lamp glass envelope containing marking thereon |
| US4393100A (en) * | 1979-12-26 | 1983-07-12 | General Electric Company | Method of coating a fused silica envelope |
| DE3045025A1 (de) * | 1980-04-12 | 1981-10-22 | Egyesült Izzólámpa és Villamossági Részvénytársaság, 1340 Budapest | Verfahren zur herstellung von die infrarotstrahlung vermindernden schichten auf elektrischen lichtquellen |
| US4395653A (en) * | 1981-06-24 | 1983-07-26 | General Electric Company | Electric lamp with neodymium oxide vitreous coating |
| US4441047A (en) * | 1981-12-07 | 1984-04-03 | General Electric Company | Electrostatic silica coating for electric lamps |
| US4441046A (en) * | 1981-12-28 | 1984-04-03 | General Electric Company | Incandescent lamps with neodymium oxide vitreous coatings |
| US4499397A (en) * | 1982-11-05 | 1985-02-12 | General Electric Company | Color corrective coating for arc lamp |
| US4633127A (en) * | 1983-02-10 | 1986-12-30 | U.S. Philips Corp. | Electric lamp having a strongly colored lamp envelope |
| CA1214195A (en) * | 1983-03-14 | 1986-11-18 | Christiaan Prozee | Electric lamp having a coloured lamp envelope |
| GB8320639D0 (en) * | 1983-07-30 | 1983-09-01 | Emi Plc Thorn | Incandescent lamps |
| DE3340387A1 (de) * | 1983-11-08 | 1985-05-15 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Elektrische gluehlampe und verfahren zu deren herstellung |
| US5036244A (en) * | 1989-12-20 | 1991-07-30 | Gte Products Corporation | Light-diffusing coating for a glass electric lamp bulb |
| US5107167A (en) * | 1990-06-19 | 1992-04-21 | Gte Products Corporation | Incandescent bug lamp with cadmium-free powder coating |
| US5032420A (en) * | 1990-06-19 | 1991-07-16 | Gte Products Corporation | Method of applying cadium-free incandescent lamp powder coating |
| CA2114404A1 (en) * | 1993-03-01 | 1994-09-02 | Howard C. Gotti | Pearlescent lamp |
| US20090079316A1 (en) * | 2007-09-21 | 2009-03-26 | General Electric Company | Outer envelope and lamp with outer envelope |
| US20100221493A1 (en) * | 2008-11-21 | 2010-09-02 | Mats Hintze | Use of silane-treated particles in laminates to improve clarity |
| US8663732B2 (en) * | 2010-02-26 | 2014-03-04 | Corsam Technologies Llc | Light scattering inorganic substrates using monolayers |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2661438A (en) * | 1949-07-20 | 1953-12-01 | Monsanto Chemicals | Compositions and methods of coating glass and coated glass articles |
| NL165970B (nl) * | 1951-04-26 | Bramley Anthony | Werkwijze en inrichting voor het maken van netten. | |
| GB763310A (en) * | 1953-10-09 | 1956-12-12 | Westinghouse Electric Int Co | Improvements in or relating to the manufacture of electric incandescent lamps |
| US2806444A (en) * | 1954-12-16 | 1957-09-17 | Westinghouse Electric Corp | Silica coating apparatus for incandescent lamp bulbs |
| US2922065A (en) * | 1956-01-20 | 1960-01-19 | Westinghouse Electric Corp | Incandescent lamp |
| NL213617A (cg-RX-API-DMAC10.html) * | 1956-01-20 | |||
| US2878136A (en) * | 1956-03-30 | 1959-03-17 | Sylvania Electric Prod | Method of coating electric lamp envelopes |
| US3126300A (en) * | 1960-09-02 | 1964-03-24 | Device for coating the inner surfaces | |
| US3320460A (en) * | 1964-01-02 | 1967-05-16 | Sylvania Electric Prod | Electric lamp coating comprising agglomerates of silica coated with a pigment |
| NL7208454A (cg-RX-API-DMAC10.html) * | 1972-06-21 | 1973-12-27 | ||
| US3909649A (en) * | 1973-04-05 | 1975-09-30 | Gen Electric | Electric lamp with light-diffusing coating |
-
1975
- 1975-11-20 US US05/633,936 patent/US4081709A/en not_active Expired - Lifetime
-
1976
- 1976-10-28 CA CA264,925A patent/CA1088293A/en not_active Expired
- 1976-11-02 JP JP51131353A patent/JPS5264178A/ja active Pending
- 1976-11-08 NL NLAANVRAGE7612396,A patent/NL168994C/xx not_active IP Right Cessation
- 1976-11-12 FR FR7634136A patent/FR2332614A1/fr active Granted
- 1976-11-17 DE DE19762652335 patent/DE2652335A1/de not_active Withdrawn
- 1976-11-18 BR BR7607856A patent/BR7607856A/pt unknown
- 1976-11-19 MX MX167099A patent/MX142855A/es unknown
- 1976-11-19 GB GB48436/76A patent/GB1565373A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL168994C (nl) | 1982-05-17 |
| DE2652335A1 (de) | 1977-05-26 |
| GB1565373A (en) | 1980-04-16 |
| JPS5264178A (en) | 1977-05-27 |
| BR7607856A (pt) | 1977-10-25 |
| MX142855A (es) | 1981-01-05 |
| US4081709A (en) | 1978-03-28 |
| NL7612396A (nl) | 1977-05-24 |
| FR2332614B1 (cg-RX-API-DMAC10.html) | 1978-10-20 |
| FR2332614A1 (fr) | 1977-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |