CN101064236B - Florescent lamp, light-storage florescent lamp, illuminating device and light-storage illuminating device - Google Patents

Florescent lamp, light-storage florescent lamp, illuminating device and light-storage illuminating device Download PDF

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CN101064236B
CN101064236B CN2006100604473A CN200610060447A CN101064236B CN 101064236 B CN101064236 B CN 101064236B CN 2006100604473 A CN2006100604473 A CN 2006100604473A CN 200610060447 A CN200610060447 A CN 200610060447A CN 101064236 B CN101064236 B CN 101064236B
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light
luminescent
luminescent layer
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long wave
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CN101064236A (en
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邱行中
尹绍刚
邱励楠
尹远成
黎涤萍
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Abstract

The invention provides fluorescent light, light-accumulation fluorescent light, lighting device and light-accumulation lighting device whose luminescence property is perfect. Firstly, the shortwave ultraviolet radiation (254nm) generated by the fluorescent light inspires long wave ultraviolet radiation or purple luminescence material, then the light omitted by the long wave ultraviolet radiation or purple luminescence material inspires other luminescence material to obtain fluorescent light, light-accumulation fluorescent light, lighting device and light-accumulation lighting device whose luminescence efficiency is high, coloration is good, color range is wide.

Description

Fluorescent lamp, light-storage florescent lamp, light-emitting device and light-accumulative luminous device
Technical field
The present invention relates to fluorescent lamp and light-emitting device, in detail, relate to luminous efficiency height, color rendering is good, colour gamut is wide fluorescent lamp, light-storage florescent lamp, light-emitting device and light-accumulative luminous device.
Background technology
Fluorescent lamp (comprising hot-cathode fluorescent lamp, cold-cathode fluorescence lamp, compact fluorescent lamp, electrodeless fluorescent lamp etc.) has obtained to use widely in the fields such as backlight of room lighting, road lighting, city illumination etc. and LCD.Along with the expansion of fluorescent lamp applications, people have proposed to hold the requirement of light, promptly require to use light-storage florescent lamp and light-accumulative luminous device, after they quit work, still can continue luminous in a period of time.
Light-storage florescent lamp and light-accumulative luminous device occur, in the market, arenas, subway, factory, family etc. will progressively begin to use.When causing unusual power failure owing to reasons such as fire, earthquakes, light-storage florescent lamp and light-accumulative luminous device can continue luminous for a long time, therefore for people's safe escape, avoid casualties and reduce economic loss, will play an important role.But, to compare with light-emitting device with common fluorescent lamp, existing light-storage florescent lamp and light-accumulative luminous device brightness are low, and color rendering is poor, and colour gamut is wideless.In addition, non-fluorescent lamp and the light-emitting device that holds photosensitiveness also is necessary to continue to improve luminescent properties.
Widely used light-accumulative luminous material mainly contains in light-storage florescent lamp and the light-accumulative luminous device at present: the sulfide of aluminate-series, mesosilicate system, orthosilicate system, rare-earth oxide sulfate system and zinc and alkaline-earth metal etc. comprise blueness, blue-green, green, yellow and redness etc.Light-storage florescent lamp utilizes light-accumulative luminous material to have light-accumulative luminous characteristic under 254nm is short-wave ultraviolet ray excited and makes.But excite with short wave ultraviolet (254nm) and to compare, many light-accumulative luminous materials long wave ultraviolet (300～400nm) or purple light (400～430nm) excite and have higher excitation intensity down.Fig. 5～Figure 12 represents blue Sr respectively 2MgSi 2O 7: Eu, Dy, blue-green (SrCa) MgSi 2O 7: Eu, Dy, green (Sr 0.5Ca 1.5) MgSi 2O 7: Eu, Dy, yellow Ca 2MgSi 2O 7: Eu, Dy, blue Sr 3MgSi 2O 8: Eu, Dy, yellow green SrAl 2O 4: Eu, Dy, red Y 2O 2S:Eu, Mg, Ti, green ZnS:Cu, the excitation spectrum of Co and emission spectrum.Find out by figure: remove red Y 2O 2S:Eu, Mg, outside the Ti, the excitation intensity of the excitation intensity of other light-accumulative luminous material under long wave ultraviolet under the short wave ultraviolet, and the excitation intensity under purple light is also greater than the excitation intensity under the short wave ultraviolet.
And in common luminescent material some luminescent material, for example blue emitting material (Sr, Ca) 10(PO 4) 6Cl 2: Eu, BaMg 2Al 16O 27: Eu, blue-green luminous material (Ba, Ca, Mg) (PO 4) 6Cl 2: Eu, 2SrO0.84P 2O 50.16B 2O 3: Eu, Sr 2Si 3O 82SrCl 2: Eu and green luminescent material Y 2SiO 5: Ce, Tb also have similar characteristic, they under long wave ultraviolet in addition the excitation intensity under purple light also greater than the excitation intensity under the short wave ultraviolet.Figure 14～Figure 16 represent (Sr, Ca) 10(PO 4) 6Cl 2: Eu, (Ba, Ca, Mg) 10(PO 4) 6Cl 2: Eu, Y 2SiO 5: Ce, the excitation spectrum of Tb and emission spectrum.
Many long wave ultra-violet light-emitting materials, for example SrB 4O 7F:Eu, BaSi 2O 5: Pb and Ca 3(PO 4) 2: Tl and violet light material Sr 2P 2O 7: Eu, (Sr, Mg) 2P 2O 7: Eu and Sr 3(PO 4) 2: Eu excites down at short wave ultraviolet (254nm) has very high excitation intensity, and Figure 13,17,18 represents SrB respectively 4O 7The excitation spectrum of F:Eu and violet light material and emission spectrum.
Summary of the invention
The objective of the invention is to solve the problem that exists in existing light-storage florescent lamp and the light-accumulative luminous device, luminous efficiency height, color rendering is good, colour gamut is wide fluorescent lamp, light-storage florescent lamp, light-emitting device and light-accumulative luminous device are provided.Purpose of the present invention reaches by following measure, promptly at first make the short wave ultraviolet (254nm) that produces in the fluorescent lamp operation excite long wave ultra-violet light-emitting material, pass through the light of long wave ultra-violet light-emitting material emission again, excite other luminescent material, comprise light-accumulative luminous material and common (the non-photosensitiveness that holds) luminescent material.
Fluorescent lamp of the present invention is characterised in that: have first luminescent layer that is positioned at the discharge side and be positioned at second luminescent layer of glass side or have first luminescent layer at the inner face of glass container at the inner face of glass container, and has second luminescent layer in the outside of glass container, in above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material at least, luminescent material in above-mentioned second luminescent layer is changed the light of long wave ultra-violet light-emitting material emission in above-mentioned first luminescent layer, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
And fluorescent lamp of the present invention is characterised in that: only comprise long wave ultra-violet light-emitting material in above-mentioned first luminescent layer, comprise the three-color light-emitting material that long wave ultraviolet excites in above-mentioned second luminescent layer.
And, fluorescent lamp of the present invention is characterised in that: in above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material in one or both primary colours luminescent materials, comprise other two kinds or a kind of primary colours luminescent material in the three-color light-emitting material that long wave ultraviolet excites in above-mentioned second luminescent layer, the luminescent material that above-mentioned short-wave ultraviolet ray excited luminescent material and above-mentioned long wave ultraviolet excite constitutes white luminescent material.
In addition, light-storage florescent lamp of the present invention is characterised in that: have first luminescent layer that is positioned at the discharge side and be positioned at second luminescent layer of glass side or have first luminescent layer at the inner face of glass container at the inner face of glass container, and has second luminescent layer in the outside of glass container, in above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material at least, in above-mentioned second luminescent layer, comprise light-accumulative luminous material at least, this light-accumulative luminous material is changed the light of long wave ultra-violet light-emitting material emission in above-mentioned first luminescent layer, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
And light-storage florescent lamp of the present invention is characterised in that: only comprise long wave ultra-violet light-emitting material in above-mentioned first luminescent layer, comprise three-color light-emitting material and at least a light-accumulative luminous material that long wave ultraviolet excites in above-mentioned second luminescent layer.
And, light-storage florescent lamp of the present invention is characterised in that: comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material or calcium halophosphate activated by antimony andmanganese white luminescent material, only comprise light-accumulative luminous material at above-mentioned second luminescent layer in above-mentioned first luminescent layer.
In addition, light-accumulative luminous device of the present invention is characterised in that: comprise fluorescent lamp and luminescent screen, in the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp, comprise long wave ultra-violet light-emitting material at least, inner face at luminescent screen has first luminescent layer that is positioned at the fluorescent lamp side and second luminescent layer that is positioned at the luminescent screen side, the light-accumulative luminous material that in above-mentioned first luminescent layer, comprises the light of the above-mentioned long wave ultra-violet light-emitting material emission of conversion at least, luminescent material is changed at least a portion light of light-accumulative luminous material emission in above-mentioned first luminescent layer in above-mentioned second luminescent layer, sends the light different with the emission spectrum of above-mentioned light-accumulative luminous material.
And light-accumulative luminous device of the present invention is characterized in that: comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material in the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp.
In addition, light-emitting device of the present invention is characterised in that: comprise fluorescent lamp and luminescent screen, in the luminescent layer of the glass container inner face of fluorescent lamp, comprise long wave ultra-violet light-emitting material at least, inner face at luminescent screen only has one deck luminescent layer, luminescent material in the above-mentioned luminescent layer is changed the light of above-mentioned long wave ultra-violet light-emitting material emission, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
And, light-emitting device of the present invention, it is characterized in that: in the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp, comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material or calcium halophosphate activated by antimony andmanganese white luminescent material, in the luminescent layer of above-mentioned luminescent screen, comprise light-accumulative luminous material at least, this light-accumulative luminous material is changed the light of above-mentioned long wave ultra-violet light-emitting material emission, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
In addition, fluorescent lamp of the present invention, light-storage florescent lamp, light-emitting device or light-accumulative luminous device are characterised in that: wherein
(1) short-wave ultraviolet ray excited three-color light-emitting material is
Red illuminating material Y 2O 3: Eu,
Green luminescent material LaPO 4: Ce, Tb, CeMgAl 11O 19: Tb, Y 2SiO 5: Ce, Tb,
Blue emitting material Sr 10(PO 4) 6Cl 2: Eu, (Sr, Ca) 10(PO 4) 6Cl 2: Eu, BaMg 2Al 16O 27: Eu,
(2) other short-wave ultraviolet ray excited luminescent material is
Red illuminating material 3.5MgO0.5MgF 2GeO 2: Mn, 6MgOAs 2O 5: Mn,
The orange luminescence material (Sr, Mg) 3(PO 4) 2: Sn,
White luminescent material 3Ca 3(PO 4) 2Ca (F, Cl) 2: Sb, Mn,
Blue-green luminous material BaMg 2Al 16O 27: Eu, Mn, Sr 4Al 14O 25: Eu,
(3) long wave ultra-violet light-emitting material is
SrB 4O 7F:Eu, BaSi 2O 5: Pb, (Ba, Sr, Mg) 3Si 2O 7: Pb, Ca 3(PO 4) 2: Tl, (Ca, Zn) 3(PO 4) 2: at least a kind of luminescent material among the Tl,
(4) three-color light-emitting material that excites of long wave ultraviolet is
Red illuminating material Y 2O 2S:Eu,
Green luminescent material Y 2SiO 5: Ce, Tb,
Red illuminating material Y 2O 2S:Eu,
(5) other luminescent material of exciting of long wave ultraviolet is
Red illuminating material 3.5MgO0.5MgF 2GeO 2: Mn, 6MgOAs 2O 5: Mn,
Yellow luminous material C a 2MgSi 2O 7: Eu,
Green luminescent material SrAl 2O 4: Eu, green (Sr 0.5Ca 1.5) MgSi 2O 7: Eu,
Blue-green luminous material (Ba, Ca, Mg) 10(PO 4) 6Cl 2: Eu, 2SrO0.84P 2O 50.16B 2O 3: Eu, BaMg 2Al 16O 27: Eu, Mn, Sr 4Al 14O 25: Eu, (SrCa) MgSi 2O 7: Eu, Dy,
Blue emitting material Sr 2MgSi 2O 7: Eu.
In addition, light-storage florescent lamp of the present invention or light-accumulative luminous device is characterized in that: wherein
The light-accumulative luminous material that long wave ultraviolet excites is at least a kind of luminescent material in following (1), (2), (3), (4), (5) and (6),
(1) sulfide-based luminescent material MS:X
M represents at least a kind of element among Mg, Ca, Ba, Sr, Zn and the Cd, and X represents at least a kind of element among Cu, Mn, Eu, Bi, Co, Tm, Cl and the Ag,
(2) aluminate-series luminescent material MAl 2O 4: Eu, Ln and Sr 4Al 14O 25: Eu, Dy
M represents at least a element among Ca, Sr, Ba, the Mg, and Ln represents at least a element among Dy, Nd, Tm, the La,
(3) aluminate-series luminescent material MAl 12O 19: Eu, Ln
M represents at least a element among Ca, Mg, Sr, Ba and the Zn, and Ln represents at least a element among La, Ce, Pr, Nd, Sm, Gd, Dy, the Tm,
(4) mesosilicate is luminescent material M 2MgSi 2O 7: Eu, Dy
M represents Ca, Sr, and at least a element among the Ba,
(5) orthosilicate is luminescent material M 3MgSi 2O 8Eu, Dy
M represents Ca, Sr, and at least a element among the Ba,
(6) rare-earth oxide sulfate is luminescent material Ln 2O 2S:Eu, Mg, M
Ln represents at least a element among Y, La or the Gd, and M represents at least a element among Ti, Nb, Ta or the Ga.
The invention effect
Have high luminous efficiency, good color rendering and wide colour gamut according to the fluorescent lamp of claim 1～3 of the present invention.
Not only when the work, have high luminous efficiency, good color rendering and wide colour gamut according to the light-storage florescent lamp of claim 4～6 of the present invention, and after quitting work, can send for a long time and have high brightness and the versicolor photosensitiveness light that holds.
According to claim 7 of the present invention, 8,10 light-accumulative luminous device not only when the work, have high luminous efficiency, good color rendering and wide colour gamut, and after quitting work, can send for a long time and have high brightness and versicolorly hold photosensitiveness light, and be the luminous photosensitiveness surface illuminating device that holds uniformly.
Have high luminous efficiency, good color rendering and wide colour gamut according to the light-emitting device of claim 9 of the present invention, and be luminous uniform surface illuminating device.
Description of drawings
Fig. 1 represents the fluorescent lamp and the light-storage florescent lamp of embodiments of the present invention.
Fig. 2 represents the fluorescent lamp and the light-storage florescent lamp of another embodiment of the invention.
Fig. 3 represents the light-emitting device and the light-accumulative luminous device of embodiments of the present invention.
Fig. 4 represents the light-emitting device and the light-accumulative luminous device of another embodiment of the invention.
Fig. 5 represents blue Sr 2MgSi 2O 7: Eu, the excitation spectrum of Dy and emission spectrum.
Fig. 6 represents blue-green (SrCa) MgSi 2O 7: Eu, the excitation spectrum of Dy and emission spectrum.
Fig. 7 represents green (Sr 0.5Ca 1.5) MgSi 2O 7: Eu, the excitation spectrum of Dy and emission spectrum.
Fig. 8 represents yellow Ca 2MgSi 2O 7: Eu, the excitation spectrum of Dy and emission spectrum.
Fig. 9 represents blue Sr 3MgSi 2O 8: Eu, the excitation spectrum of Dy and emission spectrum.
Figure 10 represents yellow green SrAl 2O 4: Eu, the excitation spectrum of Dy and emission spectrum.
Figure 11 represents red Y 2O 2S:Eu, Mg, the excitation spectrum of Ti and emission spectrum.
Figure 12 represents green ZnS:Cu, the excitation spectrum of Co.
Figure 13 represents long wave ultraviolet SrB 4O 7The excitation spectrum of F:Eu and emission spectrum.
Figure 14 represents not add B 2O 3With interpolation B 2O 3Blueness (Sr, Ca) 10(PO 4) 6Cl 2: the excitation spectrum of Eu.
Figure 15 represent blue-green (Ba, Ca, Mg) 10(PO 4) 6Cl 2: the excitation spectrum of Eu.
Figure 16 represents green Y 2SiO 5: Ce, the excitation spectrum of Tb and emission spectrum.
Figure 17 represents bluish violet Sr 2P 2O 7: Eu, purple (Sr, Mg) 2P 2O 7: Eu and purple Sr 3(PO 4) 2: the excitation spectrum of Eu.
Figure 18 represents bluish violet Sr 2P 2O 7: Eu, purple (Sr, Mg) 2P 2O 7: Eu and purple Sr 3(PO 4) 2: the emission spectrum of Eu.
Symbol description
1 glass-tube
2 the 2nd luminescent layers
The 2a luminescent layer
3 the 1st luminescent layers
4 fluorescent lamps
5 electrodes
6 light emitting shells
7 shells
The A metope
Preferred forms
Following with reference to accompanying drawing, describe the present invention in detail.But the invention is not restricted to following examples.
Fluorescent lamp of the present invention is not particularly limited, and can use various fluorescent lamps, comprises hot-cathode fluorescent lamp, cold-cathode fluorescence lamp, compact fluorescent lamp, electrodeless fluorescent lamp etc.
Embodiment 1
Fig. 1 represents the structure of fluorescent lamp 4 of the present invention.Fluorescent lamp 4 can be made according to usual way, for example at first adopt injection method or inhalation with blue-green luminous material (Ba, Ca, Mg) 10(PO 4) 6Cl 2: the powder slurry that Eu, nitrocotton and butyl acetate are formed inject or suck through clean, the glass-tube 1 of oven dry, the powder slurry is flowed down along the inner face of glass-tube 1, after drying, form the 2nd luminescent layer 2 at the inner face of glass-tube 1.Then use the same method again and on the 2nd luminescent layer 2, form by long wave ultra-violet light-emitting material B aSi 2O 5: Pb and orange luminescence material (Sr, Mg) 3(PO 4) 2: the 1st luminescent layer 3 that Sn forms, dry, baking pipe.Seal up electrode 5 at the two ends of glass-tube 1 again, after the exhaust, charge into argon gas and small amounts of mercury in fluorescent tube, the sealed-off blast pipe is loaded onto lamp holder in lamp tube ends, makes fluorescent lamp 4 through ageing.Energising on the two end electrodes 5 of fluorescent lamp 4 is because discharge process produces short wave ultraviolet (mainly being 254nm) in the fluorescent tube.Because BaSi 2O 5: Pb and (Sr, Mg) 3(PO 4) 2: Sn has high luminous efficiency under 254nm is short-wave ultraviolet ray excited, and (Ba, Ca, Mg) 10(PO 4) 6Cl 2: Eu is at BaSi 2O 5: (peak wavelength=350nm) excite down has high luminous efficiency to the long wave ultraviolet that Pb sends.Therefore, fluorescent lamp 4 has higher luminous efficiency and good color rendering.
Embodiment 2
The 1st luminescent layer 3 is by long wave ultra-violet light-emitting material SrB in embodiment 1 4O 7F:Eu and red illuminating material Y 2O 3: Eu forms, and the 2nd luminescent layer 2 is by green luminescent material Y 2SiO 5: Ce, Tb and blue emitting material Sr 10(PO 4) 6Cl 2: Eu forms, and all the other are with embodiment 1.Because Y 2O 3: Eu has high luminous efficiency under 254nm is short-wave ultraviolet ray excited, and Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: Eu is at SrB 4O 7(peak wavelength=360nm) excite down has high luminous efficiency to the long wave ultraviolet that F:Eu sends.Therefore, fluorescent lamp 4 has high luminous efficiency and good color rendering.
Embodiment 3
The 1st luminescent layer 3 is by SrB in embodiment 1 4O 7F:Eu, Y 2O 3: Eu and green luminescent material LaPO 4: Ce, Tb forms, and the 2nd luminescent layer 2 is by Sr 10(PO 4) 6Cl 2: Eu forms, and all the other are with embodiment 1.Because LaPO 4: Ce, Tb also has high luminous efficiency under 254nm is short-wave ultraviolet ray excited, and therefore, fluorescent lamp 4 has high luminous efficiency and good color rendering.
Embodiment 4
BaSi in embodiment 1 2O 5: Pb replaces with SrB 4O 7F:Eu, the 2nd luminescent layer 2 (Ba, Ca, Mg) 10(PO 4) 6Cl 2: Eu replaces with 2SrOO.84P 2O 50.16B 2O 3: Eu, all the other are with embodiment 1.According to same reason, fluorescent lamp 4 has higher luminous efficiency and good color rendering.
Embodiment 5
The 1st luminescent layer 3 is by SrB in embodiment 1 4O 7F:Eu and Y 2O 3: Eu forms, and the 2nd luminescent layer 2 is by Y 2SiO 5: Ce, Tb, Sr 10(PO 4) 6Cl 2: Eu and green light-accumulative luminous material SrAl 2O 4: Eu, Dy forms, and all the other are with embodiment 1.SrAl 2O 4: Eu, Dy is at SrB 4O 7The long wave ultraviolet that F:Eu sends excites down, has high luminous efficiency.Therefore, when fluorescent lamp 4 work, can send the white light of forming by red, green, blue.After fluorescent lamp 4 quits work, can continue to send green glow for a long time.
Embodiment 6
SrAl in the 2nd luminescent layer 2 in embodiment 5 2O 4: Eu, Dy replace with the light-accumulative luminous material Sr of blue-green 4Al 14O 25: Eu, Dy and red light-accumulative luminous material Y 2O 2S:Eu, Mg, Ti, all the other are with embodiment 5.When fluorescent lamp 4 work, send the good white light of the color rendering green by red, green, blue, that blue light is formed.After fluorescent lamp 4 quits work, can continue to send white light for a long time by red, that blue green light is formed.
Embodiment 7
The 1st luminescent layer 3 is by violet light material Sr in embodiment 1 3(PO 4) 2: Eu, Y 2O 3: Eu, LaPO 4: Ce, Tb and blue emitting material BaMg 2Al 16O 27: Eu forms, and the 2nd luminescent layer 2 is by the light-accumulative luminous material Sr of blueness 2MgSi 2O 7: Eu, Dy forms, and all the other are with embodiment 1.Because Sr 2MgSi 2O 7: Eu, Dy is at Sr 3(PO 4) 2: the purple light that Eu sends (has high luminous efficiency under the peak wavelength=408nm).Therefore, when fluorescent lamp 4 work, the white light of forming by red, green, blue can be sent, after fluorescent lamp 4 quits work, blue light can be continued to send for a long time.
Embodiment 8
Fig. 2 represents the structure of fluorescent lamp 4 of the present invention.Fluorescent lamp 4 can be made according to usual way, for example at first adopts injection method or inhalation with long wave ultra-violet light-emitting material SrB 4O 7The powder slurry that F:Eu, nitrocotton and butyl acetate are formed inject or suck through clean, the glass-tube 1 of oven dry, the powder slurry is flowed down along the inner face of glass-tube 1, after drying, form the 1st luminescent layer 3 at the inner face of glass-tube 1, then the baking pipe.Then seal up electrode 5 (not shown) at the two ends of glass-tube 1, after the exhaust, charge into argon gas and small amounts of mercury in fluorescent tube, the sealed-off blast pipe is loaded onto lamp holder in lamp tube ends, carries out ageing.Adopt the roller coating method again, with red, green, blue luminescent material Y 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: the powder slurry coated that Eu, aqueous polyester resin and pure water are formed after drying, forms the 2nd luminescent layer 2 at the outer surface of fluorescent tube, makes fluorescent lamp 4.After energising on the two end electrodes 5 of fluorescent lamp 4, because discharge process produces short wave ultraviolet (mainly being 254nm) in the fluorescent tube.Under the exciting of 254nm short wave ultraviolet, SrB 4O 7F:Eu sends the long wave ultraviolet that peak wavelength is 360nm, under the exciting of long wave ultraviolet, and Y 2O 2S:Eu, Y 2SiO 5: Ce, Tb, Sr 10(PO 4) 6Cl 2: Eu sends by red, green, blue respectively.Y 2O 2The peak wavelength of S:Eu is 626nm, and Y 2O 3: the peak wavelength of Eu is 611nm, so Y 2O 2The glow color of S:Eu is redder, therefore, and with common employing Y 2O 3: the three-color fluorescent lamp of Eu is compared, and the fluorescent lamp 4 of present embodiment has better color rendering and bigger gamut range, has high luminous efficiency simultaneously.
Embodiment 9
SrB in embodiment 8 4O 7F:Eu replaces with long wave ultra-violet light-emitting material C a 3(PO 4) 2: T1, Sr 10(PO 4) 6Cl 2: Eu replaces with BaMg 2Al 16O 27: Eu, Y 2O 2S:Eu partly replaces with 3.5MgO0.5MgF 2GeO 2: Mn, the weight ratio of the former with the latter is 7:3, all the other are with embodiment 8.When fluorescent lamp 4 work, send the white light of forming by red, green, blue.Because 3.5MgO0.5MgF 2GeO 2: the peak wavelength of Mn is 655nm, and color is redder, therefore compares with embodiment 8, and the fluorescent lamp 4 of present embodiment has better color rendering and bigger gamut range, has high luminous efficiency simultaneously.
Embodiment 10
Y in embodiment 8 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: Eu part respectively replaces with the light-accumulative luminous material Y of red, green, blue 2O 2S:Eu, Mg, Ti, (Sr 0.5Ca 1.5) MgSi 2O 7: Eu, Dy and Sr 2MgSi 2O 7: Eu, Dy, and the non-photosensitiveness three-color light-emitting material that holds is 7:3 with the weight ratio of holding the photosensitiveness three-color light-emitting material, all the other are with embodiment 8.When fluorescent lamp 4 work, can send the white light of forming by red, green, blue of higher photoluminescence efficiency, and after fluorescent lamp 4 quits work, still can continue to send white light for a long time.
Embodiment 11
Y in embodiment 8 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: Eu replaces with the light-accumulative luminous material Y of red, green, blue respectively 2O 2S:Eu, Mg, Ti, SrAl 2O 4: Eu, Dy and Sr 2MgSi 2O 7: Eu, Dy, all the other are with embodiment 8.When fluorescent lamp 4 work, send the white light of forming by red, green, blue, owing to all adopt light-accumulative luminous material in the 2nd luminescent layer 2, so can significantly reduce the scintillation of fluorescent lamp.And after fluorescent lamp 4 quits work, can continue to send the high white light of after-glow brightness for a long time.
Embodiment 12
SrB in embodiment 11 4O 7F:Eu replaces with Ca 3(PO 4) 2: T1, Sr 2MgSi 2O 7: Eu, Dy replace with blue light-accumulative luminous material C aAl 2O 4: Eu, Dy, all the other are with embodiment 11.When fluorescent lamp 4 work, send the white light of forming by red, green, blue, can significantly reduce the scintillation of fluorescent lamp simultaneously.And after fluorescent lamp 4 quits work, can continue to send the high white light of after-glow brightness for a long time.
Embodiment 13
The 1st luminescent layer 3 is by SrB in embodiment 8 4O 7F:Eu, Y 2O 3: Eu, LaPO 4: Ce, Tb and BaMg 2Al 16O 27: Eu forms, and the 2nd luminescent layer 2 is by Sr 4Al 14O 25: Eu, Dy and Y 2O 2S:Eu, Mg, Ti forms, and all the other are with embodiment 8.When fluorescent lamp 4 work, send the white light green by red, green, blue, that blue light is formed, therefore have good color rendering.After fluorescent lamp 4 quits work, can continue to send white light for a long time by red, that blue green light is formed.
Embodiment 14
The 1st luminescent layer 3 is by SrB in embodiment 8 4O 7F:Eu and white luminescent material 3Ca 3(PO 4) 2Ca (F, Cl) 2: Sb, Mn (peak value is 480nm and 570nm) forms, and the 2nd luminescent layer 2 is by Y 2O 2S:Eu, Mg, Ti, (Sr 0.5Ca 1.5) MgSi 2O 7: Eu, Dy and Sr 2MgSi 2O 7: Eu, Dy forms, and all the other are with embodiment 8.When fluorescent lamp 4 work, send by the white light red, orange, green, bluish-green, that blue light is formed, therefore have good color rendering.After fluorescent lamp 4 quits work, can continue to send the white light of forming by red, green, blue for a long time.
Embodiment 15
The 1st luminescent layer 3 is by BaSi in embodiment 8 2O 5: Pb and CaAl 2O 4: Eu, Dy forms, and the 2nd luminescent layer 2 is by (Sr 0.5Ca 1.5) MgSi 2O 7: Eu, Dy and Y 2O 2S:Eu, Mg, Ti forms, and all the other are with embodiment 8.When fluorescent lamp 4 work, send the white light of forming by red, green, blue, can significantly reduce the scintillation of fluorescent lamp simultaneously.After fluorescent lamp 4 quits work, can continue to send the white light of forming by red, green, blue for a long time.
Embodiment 16
Fig. 3 represents light-emitting device 8 of the present invention.It is made of fluorescent lamp 4 and light emitting shell 6, at the glass-tube inner face coated of fluorescent lamp 4 SrB is arranged 4O 7F:Eu.Light emitting shell 6 forms by Y on shell 7 by spraying process or print process 3Al 5O 12: the 2nd luminescent layer 2 that Ce forms, then using the same method forms by Sr on the 2nd luminescent layer 2 again 2MgSi 2O 7: the 1st luminescent layer 3 that Eu, Dy form and making.When fluorescent lamp 4 work, SrB 4O 7F:Eu sends long wave ultraviolet, excites Sr 2MgSi 2O 7: Eu, Dy sends storable blue light, and the part blue light excites Y again 3Al 5O 12: Ce is converted to gold-tinted.Therefore, light-emitting device 8 sends the white light of being made up of blue light and gold-tinted, can significantly reduce the scintillation of fluorescent lamp simultaneously.After fluorescent lamp 4 quits work, can continue to send the white light of forming by blue and gold-tinted for a long time.
Embodiment 17
In embodiment 16, long wave ultra-violet light-emitting material B aSi is arranged at the glass-tube inner face coated of fluorescent lamp 4 2O 5: Pb and Y 2O 3: Eu, LaPO 4: Ce, Tb and BaMg 2Al 16O 27: Eu, all the other are with embodiment 16.When fluorescent lamp 4 work, light-emitting device 8 sends the good white light of being made up of red, green, blue and gold-tinted of color rendering.After fluorescent lamp 4 quits work, can continue to send the white light of forming by blue and gold-tinted for a long time.
Embodiment 18
The glass-tube inner face coated of fluorescent lamp 4 has violet light material (Sr, Ba) Al in embodiment 16 2Si 2O 8: Eu (peak wavelength=400nm) and Y 2O 3: Eu, the 1st luminescent layer 3 is by Y 2SiO 5: Ce, Tb, Sr 10(PO 4) 6Cl 2: Eu and Sr 4Al 14O 25: Eu, Dy forms, and the 2nd luminescent layer 2 is made up of the light-accumulative luminous material C aS:Eu of redness, and all the other are with embodiment 16.When fluorescent lamp 4 work, light-emitting device 8 sends the good white light of color rendering green by red, green, blue and that blue light is formed.After fluorescent lamp 4 quits work, can continue to send the white light of forming by bluish-green and ruddiness for a long time.
Embodiment 19
Fig. 4 represents light-emitting device 8 of the present invention.It is made of fluorescent lamp 4 and light emitting shell 6, at the glass-tube inner face coated of fluorescent lamp 4 SrB is arranged 4O 7F:Eu.Light emitting shell 6 forms by Y on shell 7 by spraying process or print process 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: the luminescent layer 2a that Eu forms and making.When fluorescent lamp 4 work, SrB 4O 7F:Eu sends long wave ultraviolet, and excites Y 2O 2S:Eu, Y 2SiO 5: Ce, Tb, Sr 10(PO 4) 6Cl 2: Eu, send red, green, blue respectively, light-emitting device 8 sends white light.
Embodiment 20
Y in embodiment 19 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: Eu part respectively replaces with red, green, blue look light-accumulative luminous material Y 2O 2S:Eu, Mg, Ti, SrAl 2O 4: Eu, Dy and Sr 2MgSi 2O 7: Eu, Dy, and the non-photosensitiveness three-color light-emitting material that holds is 7:3 with the weight ratio of holding the photosensitiveness three-color light-emitting material, all the other are with embodiment 19.When fluorescent lamp 4 work, light-emitting device 8 sends the white light of high-luminous-efficiency.And after fluorescent lamp 4 quits work, still can continue to send white light for a long time.
Embodiment 21
SrB in embodiment 19 4O 7F:Eu replaces with BaSi 2O 5: Pb, and Y 2O 2S:Eu, Y 2SiO 5: Ce, Tb and Sr 10(PO 4) 6Cl 2: Eu replaces with the light-accumulative luminous material Y of red, green, blue respectively 2O 2S:Eu, Mg, Ti, SrAl 2O 4: Eu, Dy and Sr 2MgSi 2O 7: Eu, Dy, all the other are with embodiment 19.When fluorescent lamp 4 work, light-emitting device 8 sends white light, can significantly reduce the scintillation of fluorescent lamp simultaneously.And after fluorescent lamp 4 quits work, can continue to send white light for a long time.
Embodiment 22
The glass-tube inner face coated of fluorescent lamp 4 has SrB in embodiment 19 4O 7F:Eu, luminescent layer 2a is by Y on the light emitting shell 6 2O 2S:Eu, Y 2SiO 5: Ce, Tb, Sr 10(PO 4) 6Cl 2: Eu, (SrCa) MgSi 2O 7: Eu, Dy and Y 2O 2S:Eu, Mg, Ti forms, and the weight ratio of non-light-accumulative luminous material and light-accumulative luminous material is 8:2, and all the other are with embodiment 19.When fluorescent lamp 4 work, light-emitting device 8 sends the good white light of color rendering green by red, green, blue and that blue light is formed, and after fluorescent lamp 4 quits work, can continue to send the white light of being made up of red and blue green light for a long time.
Embodiment 23
The glass-tube inner face coated of fluorescent lamp 4 has BaSi in embodiment 19 2O 5: Pb, Y 2O 3: Eu, LaPO 4: Ce, Tb and BaMg 2Al 16O 27: Eu forms, and luminescent layer 2a is by ZnS:Cu on the light emitting shell 6, and Co forms, and all the other are with embodiment 19.When fluorescent lamp 4 work, light-emitting device 8 sends the white light of being made up of red, green, blue, and after fluorescent lamp 4 quits work, can continue to send green glow for a long time.

Claims (12)

1. fluorescent lamp is characterized in that:
Have first luminescent layer that is positioned at the discharge side and be positioned at second luminescent layer of glass side or have first luminescent layer at the inner face of glass container at the inner face of glass container, and has second luminescent layer in the outside of glass container, in above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material at least, luminescent material in above-mentioned second luminescent layer is changed the light of long wave ultra-violet light-emitting material emission in above-mentioned first luminescent layer, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
2. as the fluorescent lamp of claim 1 record, it is characterized in that:
In above-mentioned first luminescent layer, only comprise long wave ultra-violet light-emitting material, in above-mentioned second luminescent layer, comprise the three-color light-emitting material that long wave ultraviolet excites.
3. as the fluorescent lamp of claim 1 record, it is characterized in that:
In above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material in one or both primary colours luminescent materials, comprise other two kinds or a kind of primary colours luminescent material in the three-color light-emitting material that long wave ultraviolet excites in above-mentioned second luminescent layer, the luminescent material that above-mentioned short-wave ultraviolet ray excited luminescent material and above-mentioned long wave ultraviolet excite constitutes white luminescent material.
4. light-storage florescent lamp is characterized in that:
Have first luminescent layer that is positioned at the discharge side and be positioned at second luminescent layer of glass side or have first luminescent layer at the inner face of glass container at the inner face of glass container, and has second luminescent layer in the outside of glass container, in above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material at least, in above-mentioned second luminescent layer, comprise light-accumulative luminous material at least, this light-accumulative luminous material is changed the light of long wave ultra-violet light-emitting material emission in above-mentioned first luminescent layer, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
5. as the light-storage florescent lamp of claim 4 record, it is characterized in that:
In above-mentioned first luminescent layer, only comprise long wave ultra-violet light-emitting material, in above-mentioned second luminescent layer, comprise three-color light-emitting material and at least a light-accumulative luminous material that long wave ultraviolet excites.
6. as the light-storage florescent lamp of claim 4 record, it is characterized in that:
In above-mentioned first luminescent layer, comprise long wave ultra-violet light-emitting material and, only comprise light-accumulative luminous material at above-mentioned second luminescent layer by short-wave ultraviolet ray excited three-color light-emitting material or calcium halophosphate activated by antimony andmanganese white luminescent material.
7. light-accumulative luminous device is characterized in that:
Comprise fluorescent lamp and luminescent screen, in the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp, comprise long wave ultra-violet light-emitting material at least, inner face at luminescent screen has first luminescent layer that is positioned at the fluorescent lamp side and second luminescent layer that is positioned at the luminescent screen side, the light-accumulative luminous material that in above-mentioned first luminescent layer, comprises the light of the above-mentioned long wave ultra-violet light-emitting material emission of conversion at least, luminescent material is changed at least a portion light of light-accumulative luminous material emission in above-mentioned first luminescent layer in above-mentioned second luminescent layer, sends the light different with the emission spectrum of above-mentioned light-accumulative luminous material.
8. as the light-accumulative luminous device of claim 7 record, it is characterized in that:
In the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp, comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material.
9. light-emitting device is characterized in that:
Comprise fluorescent lamp and luminescent screen, in the luminescent layer of the glass container inner face of fluorescent lamp, comprise long wave ultra-violet light-emitting material at least, inner face at luminescent screen only has one deck luminescent layer, luminescent material in the above-mentioned luminescent layer is changed the light of above-mentioned long wave ultra-violet light-emitting material emission, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
10. as the light-emitting device of claim 9 record, it is characterized in that:
In the luminescent layer of the glass container inner face of above-mentioned fluorescent lamp, comprise long wave ultra-violet light-emitting material and by short-wave ultraviolet ray excited three-color light-emitting material or calcium halophosphate activated by antimony andmanganese white luminescent material, in the luminescent layer of above-mentioned luminescent screen, comprise light-accumulative luminous material at least, this light-accumulative luminous material is changed the light of above-mentioned long wave ultra-violet light-emitting material emission, sends the different light of emission spectrum with above-mentioned long wave ultra-violet light-emitting material.
11. fluorescent lamp, light-storage florescent lamp, light-emitting device or light-accumulative luminous device as claim 3,6, each record of 8 or 10 is characterized in that: wherein
(1) short-wave ultraviolet ray excited three-color light-emitting material is
Red illuminating material Y 2O 3: Eu,
Green luminescent material LaPO 4: Ce, Tb, CeMgAl 11O 19: Tb, Y 2SiO 5: Ce, Tb,
Blue emitting material Sr 10(PO 4) 6Cl 2: Eu, (Sr, Ca) 10(PO 4) 6Cl 2: Eu, BaMg 2Al 16O 27: Eu,
(2) other short-wave ultraviolet ray excited luminescent material is
Red illuminating material 3.5MgO0.5MgF 2GeO 2: Mn, 6MgOAs 2O 5: Mn,
The orange luminescence material (Sr, Mg) 3(PO 4) 2: Sn,
White luminescent material 3Ca 3(PO 4) 2Ca (F, Cl) 2: Sb, Mn,
Blue-green luminous material BaMg 2Al 16O 27: Eu, Mn, Sr 4Al 14O 25: Eu,
(3) long wave ultra-violet light-emitting material is
SrB 4O 7F:Eu, BaSi 2O 5: Pb, (Ba, Sr, Mg) 3Si 2O 7: Pb, Ca 3(PO 4) 2: Tl, (Ca, Zn) 3(PO 4) 2: at least a kind of luminescent material among the Tl,
(4) three-color light-emitting material that excites of long wave ultraviolet is
Red illuminating material Y 2O 2S:Eu,
Green luminescent material Y 2SiO 5: Ce, Tb,
Blue emitting material Sr 10(PO 4) 6Cl 2: Eu, (Sr, Ca) 10(PO 4) 6Cl 2: Eu, BaMg 2Al 16O 27: Eu,
(5) other luminescent material of exciting of long wave ultraviolet is
Red illuminating material 3.5MgO0.5MgF 2GeO 2: Mn, 6MgOAs 2O 5: Mn,
Yellow luminous material C a 2MgSi 2O 7: Eu,
Green luminescent material SrAl 2O 4: Eu, green (Sr 0.5Ca 1.5) MgSi 2O 7: Eu,
Blue-green luminous material (Ba, Ca, Mg) 10(PO 4) 6Cl 2: Eu, 2SrO0.84P 2O 50.16B 2O 3: Eu, BaMg 2Al 16O 27: Eu, Mn, Sr 4Al 14O 25: Eu, (SrCa) MgSi 2O 7: Eu, Dy,
Blue emitting material Sr 2MgSi 2O 7: Eu.
12. light-storage florescent lamp or light-accumulative luminous device as each record of claim 4 to 8 is characterized in that: wherein
The light-accumulative luminous material that long wave ultraviolet excites is at least a kind of luminescent material in following (1), (2), (3), (4), (5) and (6),
(1) sulfide-based luminescent material MS:X
M represents at least a kind of element among Mg, Ca, Ba, Sr, Zn and the Cd, and X represents at least a kind of element among Cu, Mn, Eu, Bi, Co, Tm, Cl and the Ag,
(2) aluminate-series luminescent material MAl 2O 4: Eu, Ln and Sr 4Al 14O 25: Eu, Dy
M represents at least a element among Ca, Sr, Ba, the Mg, and Ln represents at least a element among Dy, Nd, Tm, the La,
(3) aluminate-series luminescent material MAl 12O 19: Eu, Ln
M represents at least a element among Ca, Mg, Sr, Ba and the Zn, and Ln represents at least a element among La, Ce, Pr, Nd, Sm, Gd, Dy, the Tm,
(4) mesosilicate is luminescent material M 2MgSi 2O 7: Eu, Dy
M represents Ca, Sr, and at least a element among the Ba,
(5) orthosilicate is luminescent material M 3MgSi 2O 8Eu, Dy
M represents Ca, Sr, and at least a element among the Ba,
(6) rare-earth oxide sulfate is luminescent material Ln 2O 2S:Eu, Mg, M
Ln represents at least a element among Y, La or the Gd, and M represents at least a element among Ti, Nb, Ta or the Ga.
CN2006100604473A 2006-04-28 2006-04-28 Florescent lamp, light-storage florescent lamp, illuminating device and light-storage illuminating device Expired - Fee Related CN101064236B (en)

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