NL7008975A - - Google Patents
Info
- Publication number
- NL7008975A NL7008975A NL7008975A NL7008975A NL7008975A NL 7008975 A NL7008975 A NL 7008975A NL 7008975 A NL7008975 A NL 7008975A NL 7008975 A NL7008975 A NL 7008975A NL 7008975 A NL7008975 A NL 7008975A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
- H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
- H01J61/48—Separate coatings of different luminous materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
- C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
- C09K11/66—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing germanium, tin or lead
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
- C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
- C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
- C09K11/7728—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing europium
- C09K11/7737—Phosphates
- C09K11/7738—Phosphates with alkaline earth metals
- C09K11/7739—Phosphates with alkaline earth metals with halogens
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent materials, e.g. electroluminescent or chemiluminescent
- C09K11/08—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials
- C09K11/77—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals
- C09K11/7783—Luminescent materials, e.g. electroluminescent or chemiluminescent containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
- C09K11/7784—Chalcogenides
- C09K11/7787—Oxides
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83500669A | 1969-06-20 | 1969-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7008975A true NL7008975A (https=) | 1970-12-22 |
Family
ID=25268334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7008975A NL7008975A (https=) | 1969-06-20 | 1970-06-18 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3602757A (https=) |
| BE (1) | BE752300A (https=) |
| DE (1) | DE2029302A1 (https=) |
| NL (1) | NL7008975A (https=) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3858082A (en) * | 1970-12-10 | 1974-12-31 | Westinghouse Electric Corp | Warm white lamp with normal output and improved color rendition |
| US3707641A (en) * | 1970-12-22 | 1972-12-26 | Westinghouse Electric Corp | Discharge device which utilizes a mixture of two fluorescent materials |
| JPS5241484A (en) * | 1975-09-25 | 1977-03-31 | Gen Electric | Fluorescent lamp structure using two kinds of phospher |
| US4070598A (en) * | 1976-11-08 | 1978-01-24 | General Electric Company | Fluorescent lamp with second phosphor layer |
| FR2379161A2 (fr) * | 1977-01-28 | 1978-08-25 | Gen Electric | Lampe fuorescente |
| US4431941A (en) * | 1979-06-11 | 1984-02-14 | Gte Products Corporation | Fluorescent lamp having double phosphor layer |
| US4305019A (en) * | 1979-12-31 | 1981-12-08 | Westinghouse Electric Corp. | Warm-white fluorescent lamp having good efficacy and color rendering and using special phosphor blend as separate undercoat |
| JPS56143654A (en) * | 1980-04-08 | 1981-11-09 | Toshiba Corp | Fluorescent lamp |
| US4678966A (en) * | 1980-06-13 | 1987-07-07 | Gte Products Corporation | Fluorescent lamp having two phosphor layers |
| US4914346A (en) * | 1983-03-04 | 1990-04-03 | Gte Products Corporation | Lamp envelope having a luminescent material on the interior surface thereof, method of applying said material, and material to be applied |
| US6906475B2 (en) * | 2000-07-07 | 2005-06-14 | Matsushita Electric Industrial Co., Ltd. | Fluorescent lamp and high intensity discharge lamp with improved luminous efficiency |
| JP2004507040A (ja) * | 2000-08-10 | 2004-03-04 | オスラム−シルヴェニア インコーポレイテッド | 寿命中のカラーシフトを減少させたディスプレイデバイス |
-
1969
- 1969-06-20 US US835006A patent/US3602757A/en not_active Expired - Lifetime
-
1970
- 1970-06-13 DE DE19702029302 patent/DE2029302A1/de active Pending
- 1970-06-18 NL NL7008975A patent/NL7008975A/xx unknown
- 1970-06-19 BE BE752300D patent/BE752300A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2029302A1 (https=) | 1970-12-23 |
| BE752300A (fr) | 1970-12-01 |
| US3602757A (en) | 1971-08-31 |