CN108456523A - One plant growth LED light fluorescent powder and preparation method thereof - Google Patents
One plant growth LED light fluorescent powder and preparation method thereof Download PDFInfo
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- CN108456523A CN108456523A CN201810213344.9A CN201810213344A CN108456523A CN 108456523 A CN108456523 A CN 108456523A CN 201810213344 A CN201810213344 A CN 201810213344A CN 108456523 A CN108456523 A CN 108456523A
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- 239000000843 powder Substances 0.000 title claims abstract description 107
- 230000008635 plant growth Effects 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims description 10
- 239000000126 substance Substances 0.000 claims abstract description 11
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 5
- 229910052726 zirconium Inorganic materials 0.000 claims abstract description 5
- 229910052735 hafnium Inorganic materials 0.000 claims abstract description 4
- 229910019142 PO4 Inorganic materials 0.000 claims description 43
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 18
- 239000011777 magnesium Substances 0.000 claims description 18
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 15
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 15
- 239000001095 magnesium carbonate Substances 0.000 claims description 15
- 239000011656 manganese carbonate Substances 0.000 claims description 15
- 229910000016 manganese(II) carbonate Inorganic materials 0.000 claims description 15
- 239000012298 atmosphere Substances 0.000 claims description 12
- 229910052786 argon Inorganic materials 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 7
- 238000005245 sintering Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical group N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 2
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims description 2
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims description 2
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 claims description 2
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 2
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 2
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 2
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 2
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 2
- 229940093474 manganese carbonate Drugs 0.000 claims description 2
- 235000006748 manganese carbonate Nutrition 0.000 claims description 2
- XMWCXZJXESXBBY-UHFFFAOYSA-L manganese(ii) carbonate Chemical compound [Mn+2].[O-]C([O-])=O XMWCXZJXESXBBY-UHFFFAOYSA-L 0.000 claims description 2
- 235000019837 monoammonium phosphate Nutrition 0.000 claims description 2
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 2
- 229910001873 dinitrogen Inorganic materials 0.000 claims 1
- 239000011159 matrix material Substances 0.000 abstract description 17
- 239000000463 material Substances 0.000 abstract description 4
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 2
- 150000002910 rare earth metals Chemical class 0.000 abstract description 2
- 230000005284 excitation Effects 0.000 description 28
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 26
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 17
- 238000001228 spectrum Methods 0.000 description 16
- 238000000634 powder X-ray diffraction Methods 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 14
- 238000000695 excitation spectrum Methods 0.000 description 14
- 238000003786 synthesis reaction Methods 0.000 description 14
- 229910052593 corundum Inorganic materials 0.000 description 13
- 239000010431 corundum Substances 0.000 description 13
- 238000002156 mixing Methods 0.000 description 13
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 10
- 229910017677 NH4H2 Inorganic materials 0.000 description 7
- 239000012299 nitrogen atmosphere Substances 0.000 description 6
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 4
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 4
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 4
- 230000012010 growth Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- -1 sulphur Compound Chemical class 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- 230000019552 anatomical structure morphogenesis Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000002015 leaf growth Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 230000000243 photosynthetic effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- 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, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/70—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus
- C09K11/71—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing phosphorus also containing alkaline earth metals
-
- 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, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7715—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing cerium
- C09K11/7723—Phosphates
- C09K11/7724—Phosphates with alkaline earth metals
-
- H01L33/502—
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
Abstract
The present invention relates to rare earth luminescent material technical fields.One plant growth LED light fluorescent powder, the fluorescent powder have following chemical representation：(Ba0.5‑x‑yMgy)M2(PO4)3：xMn2+, wherein any one in M Zr, Ce and Hf, x are that 0.001~0.1, y is 0.05~0.2.Fluorescent powder of the present invention be based on single-matrix can realize it is multicolor luminous, transmitting light be located at blue light, feux rouges and near infrared light region, be conducive to plant growth.
Description
Technical field
The present invention relates to rare earth luminescent material technical field, more particularly, to a plant growth LED light fluorescent powder and
Preparation method.
Background technology
Illumination is constantly subjected to the extensive concern of academic research person as the energy supply source of photosynthesis of plant.In recent years
Come, learns patients and be dedicated to studying influence of the different light medium to plant growth, to analyze the light of different light receptor absorption spectrums
Spectrum composition reaches the mesh for improving photosynthetic efficiency to find emission spectrum and the matched luminescent material of plant growth institute light requirement
's.Grind make internal disorder or usurp show blue light (400~500nm) can promote cauline leaf growth, feux rouges (600~800nm) can adjust blooming cycle,
Near infrared light (850~1100nm) has regulating and controlling effect in the growth of root and the absorption aspects of nutriment.If giving environment
One is artificially provided in controllable indoor implant system has blue, the photoemissive light source of red and near-infrared, will make wherein to plant
The growth conditions of organism reach best.In short, the spectral composition of artificial light source can be regulated and controled effectively to adjust plant
Morphogenesis and growth and development process, to achieve the purpose that improve crop yield and quality.Light conversion hysteria plant growth LED
Need to be excited the mixture or single-matrix multicolor phosphor of one-color fluorescence powder in lamp near ultraviolet or blue chip, these are glimmering
Light powder needs to have three conditions：First, having stronger absorption near ultraviolet or blue light region, that is to say, that its excitation spectrum will be with
Chip matches；Second is that blue light, feux rouges or near infrared light can be launched under the excitation of black light or blue light；Third, physics and change
Learn stability it is high, it is of low cost, be readily synthesized.
Invention content
The object of the present invention is to provide a kind of light emission luminance and luminous efficiency height, and physical and chemical performance is stablized, and emit light
It is located at blue light, feux rouges and near infrared light region, is conducive to plant growth LED light fluorescent powder and its preparation of plant growth
Method.
To achieve the above object, the technical solution used in the present invention is：One plant growth LED light fluorescent powder, should
Fluorescent powder has following chemical representation：(Ba0.5-x-yMgy)M2(PO4)3：xMn2+, wherein it is any one in M Zr, Ce and Hf
Kind, x is that 0.001~0.1, y is 0.05~0.2.
The preparation method of one plant growth LED light fluorescent powder, includes the following steps：
(1) with barium carbonate, magnesium carbonate, the oxide containing M, contain [PO4]3-Compound and manganese carbonate, by chemical expression
(Ba0.5-x-yMgy)M2(PO4)3：xMn2+, wherein any one in M Zr, Ce and Hf, x be 0.001~0.1, y be 0.05~
0.2, obtain mixture；(2) mixture is packed into crucible, is burnt under the conditions of 1300~1400 DEG C of protective atmosphere in high temperature furnace
Knot 2~4 hours, postcooling to room temperature obtain the plant growth LED light fluorescent powder.
Further, the compound containing M is any one in zirconium oxide, cerium oxide and hafnium oxide.
Further, described to contain [PO4]3-Compound is a kind of in diammonium hydrogen phosphate or ammonium dihydrogen phosphate.
Further, the protective atmosphere is nitrogen or argon gas atmosphere.
Compared with prior art, the beneficial effects of the invention are as follows：(1) fluorescent powder of the invention is using phosphate as matrix material
The advantages such as material has chemical stability good, and thermal stability is good, low in raw material price, rich reserves, and sintering temperature is low.Compared to sulphur
Compound fluorescent powder, thermal stability of the present invention are good.Compared to silicate fluorescent powder, grain graininess of the present invention is uniform, and sintering temperature is relatively low.
Compared to silicon substrate nitrogen (oxygen) compound fluorescent powder, synthesis technology of the present invention is simple, and sintering temperature is low and low in raw material price, reserves are rich
It is rich.Compared to aluminate fluorescent powder, preparation temperature of the present invention is low, and grain diameter is smaller, and light emission luminance and luminous efficiency are high, and physics
Stable chemical performance.(2) fluorescent powder of the present invention, which is based on single-matrix, can realize multicolor luminous, and transmitting light is located at blue light, red
Light and near infrared light region, are conducive to plant growth.
Description of the drawings
Fig. 1 is fluorescent powder exciting light spectrogram prepared by embodiment 1 provided by the invention.
Fig. 2 is fluorescent powder launching light spectrogram prepared by embodiment 1 provided by the invention.
Fig. 3 is fluorescent powder XRD spectrum and standard diagram prepared by embodiment 1 provided by the invention.
Specific implementation mode
This patent is described in detail with reference to the accompanying drawings and examples.
Embodiment 1
One plant growth LED light fluorescent powder, the fluorescent powder have following chemical representation：(Ba0.35Mg0.05)Zr2
(PO4)3：0.1Mn2+。
According to (Ba0.35Mg0.05)Zr2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、ZrO2、(NH4)2HPO4And MnCO3, it
Between molar ratio be 0.35：0.05：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into height
It is roasted 2 hours at 1400 DEG C under nitrogen atmosphere in warm stove, is subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
Fig. 1 is fluorescent powder exciting light spectrogram manufactured in the present embodiment, and 610 nanometers of supervisory wavelength can from Fig. 1
Go out, the fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak is located at 300nm and 360nm
Near, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Fig. 1 is fluorescence manufactured in the present embodiment
Powder launching light spectrogram, 350 nanometers of excitation wavelength, under the light excitation of 360nm, from figure 2 it can be seen that the present embodiment is glimmering
Light powder launches blue light, feux rouges and near infrared light, and emission peak is located near 450nm, 610 and 750nm, illustrates this reality
The fluorescent powder for applying example is suitble to do single-matrix multicolor phosphor.Fig. 3 is fluorescent powder XRD spectrum and standard drawing prepared by embodiment
Compose (ICSD：250171), from figure 3, it can be seen that the fluorescent powder XRD spectrum of the present embodiment shows the d values of product and relatively strong
Spend the Ba of variation tendency and standard0.5Zr2(PO4)3Standard card (JCPDF：250171) unanimously, illustrate the glimmering of the present embodiment synthesis
Light powder purity is higher.
Embodiment 2
According to (Ba0.2Mg0.2)Zr2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、ZrO2、NH4H2PO4And MnCO3, they
Between molar ratio be 0.2：0.2：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into high temperature furnace
In roasted 4 hours at 1300 DEG C under argon gas, be subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 3
According to (Ba0.449Mg0.05)Zr2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、ZrO2、(NH4)2HPO4With
MnCO3, the molar ratio between them is 0.449：0.05：2：3：0.001, it is fully ground after mixing, places corundum crucible
In, it places into high temperature furnace and is roasted 2 hours at 1400 DEG C under nitrogen atmosphere, be subsequently cooled to room temperature, obtain plant growth LED
Lamp phosphor.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 4
According to (Ba0.299Mg0.2)Zr2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、ZrO2、NH4H2PO4And MnCO3, it
Between molar ratio be 0.299：0.2：2：3：0.001, it is fully ground after mixing, places in corundum crucible, place into
It is roasted 4 hours at 1300 DEG C under argon gas atmosphere in high temperature furnace, is subsequently cooled to room temperature, obtain plant growth LED light fluorescence
Powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 5
According to (Ba0.299Mg0.1)Zr2(PO4)3：0.01Mn2+Weigh BaCO3、MgCO3、ZrO2、NH4H2PO4And MnCO3, it
Between molar ratio be 0.39：0.1：2：3：0.01, it is fully ground after mixing, places in corundum crucible, place into height
It is roasted 3 hours at 1350 DEG C under argon gas atmosphere in warm stove, is subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 6
According to (Ba0.35Mg0.05)Ce2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、CeO2、(NH4)2HPO4And MnCO3, it
Between molar ratio be 0.35：0.05：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into height
It is roasted 2 hours at 1400 DEG C under nitrogen atmosphere in warm stove, is subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 7
According to (Ba0.2Mg0.2)Ce2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、CeO2、NH4H2PO4And MnCO3, they
Between molar ratio be 0.2：0.2：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into high temperature furnace
In roasted 4 hours at 1300 DEG C under argon gas atmosphere, be subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 8
According to (Ba0.449Mg0.05)Ce2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、CeO2、(NH4)2HPO4With
MnCO3, the molar ratio between them is 0.449：0.05：2：3：0.001, it is fully ground after mixing, places corundum crucible
In, it places into high temperature furnace and is roasted 2 hours at 1400 DEG C under nitrogen atmosphere, be subsequently cooled to room temperature, obtain plant growth LED
Lamp phosphor.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 9
According to (Ba0.299Mg0.2)Ce2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、CeO2、NH4H2PO4And MnCO3, it
Between molar ratio be 0.299：0.2：2：3：0.001, it is fully ground after mixing, places in corundum crucible, place into
It is roasted 4 hours at 1300 DEG C under argon gas atmosphere in high temperature furnace, is subsequently cooled to room temperature, obtain plant growth LED light fluorescence
Powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 10
According to (Ba0.35Mg0.05)Hf2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、HfO2、(NH4)2HPO4And MnCO3, it
Between molar ratio be 0.35：0.05：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into height
It is roasted 2 hours at 1400 DEG C under nitrogen atmosphere in warm stove, is subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 11
According to (Ba0.2Mg0.2)Hf2(PO4)3：0.1Mn2+Weigh BaCO3、MgCO3、HfO2、NH4H2PO4And MnCO3, they
Between molar ratio be 0.2：0.2：2：3：0.1, it is fully ground after mixing, places in corundum crucible, place into high temperature furnace
In roasted 4 hours at 1300 DEG C under argon gas atmosphere, be subsequently cooled to room temperature, obtain plant growth LED light fluorescent powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 12
According to (Ba0.449Mg0.05)Hf2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、HfO2、(NH4)2HPO4With
MnCO3, the molar ratio between them is 0.449：0.05：2：3：0.001, it is fully ground after mixing, places corundum crucible
In, it places into high temperature furnace and is roasted 2 hours at 1400 DEG C under nitrogen atmosphere, be subsequently cooled to room temperature, obtain plant growth LED
Lamp phosphor.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Embodiment 13
According to (Ba0.299Mg0.2)Hf2(PO4)3：0.001Mn2+Weigh BaCO3、MgCO3、HfO2、NH4H2PO4And MnCO3, it
Between molar ratio be 0.299：0.2：2：3：0.001, it is fully ground after mixing, places in corundum crucible, place into
It is roasted 4 hours at 1300 DEG C under argon gas atmosphere in high temperature furnace, is subsequently cooled to room temperature, obtain plant growth LED light fluorescence
Powder.
The fluorescent powder excitation spectrum of the present embodiment is a wide range, covers ultraviolet and violet region, excitation peak be located at 300nm with
Near 360nm, illustrate that the fluorescent powder of the present embodiment can effectively be excited by ultraviolet and purple light chip.Under the light excitation of 360nm,
The fluorescent powder of the present embodiment launches blue light, feux rouges and near infrared light, and emission peak is located at 450nm, 610 and 750nm
Near, illustrate that the fluorescent powder of the present embodiment is suitble to do single-matrix multicolor phosphor.The fluorescent powder XRD spectrum of the present embodiment is shown
The Ba of the d values and relative intensity variation tendency and standard of product0.5Zr2(PO4)3Standard card (JCPDF：250171) it unanimously, says
The fluorescence powder purity of bright the present embodiment synthesis is higher.
Above-described embodiment is used for illustrating the present invention, rather than limits the invention, the present invention spirit and
In scope of the claims, to any modifications and changes that the present invention makes, protection scope of the present invention is both fallen within.
Claims (5)
1. a plant growth LED light fluorescent powder, it is characterised in that the fluorescent powder has following chemical representation：(Ba0.5-x- yMgy)M2(PO4)3：xMn2+, wherein any one in M Zr, Ce and Hf, x are that 0.001~0.1, y is 0.05~0.2.
2. the preparation method of a plant growth LED light fluorescent powder, it is characterised in that include the following steps：
(1) with barium carbonate, magnesium carbonate, the oxide containing M, contain [PO4]3-Compound and manganese carbonate, by chemical expression (Ba0.5-x- yMgy)M2(PO4)3：xMn2+, wherein any one in M Zr, Ce and Hf, x are that 0.001~0.1, y is 0.05~0.2, are obtained
Mixture；(2) mixture is packed into crucible, sintering 2~4 is small under the conditions of 1300~1400 DEG C of protective atmosphere in high temperature furnace
When, postcooling to room temperature obtains the plant growth LED light fluorescent powder.
3. the preparation method of plant growth LED light fluorescent powder according to claim 2, it is characterised in that the chemical combination containing M
Object is any one in zirconium oxide, cerium oxide and hafnium oxide.
4. the preparation method of plant growth LED light fluorescent powder according to claim 2, it is characterised in that contain [PO4]3-Chemical combination
Object is a kind of in diammonium hydrogen phosphate or ammonium dihydrogen phosphate.
5. the preparation method of plant growth LED light fluorescent powder according to claim 2, it is characterised in that reducing atmosphere is nitrogen
Gas or argon gas atmosphere.
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| CN111200051A (en) * | 2018-11-16 | 2020-05-26 | 佛山市国星光电股份有限公司 | Lighting device |
| CN111653657A (en) * | 2020-07-08 | 2020-09-11 | 泉州市康电光电科技有限公司 | Illumination process for plant solar photosynthesis |
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| CN107033890A (en) * | 2017-05-12 | 2017-08-11 | 井冈山大学 | A kind of plant LED fluorophor and its synthetic method |
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| CN107033890A (en) * | 2017-05-12 | 2017-08-11 | 井冈山大学 | A kind of plant LED fluorophor and its synthetic method |
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| JIYOU WANG ET AL.: "Luminescence and energy transfer properties of single-component Mg0.5Ti2(PO4)3:Dy3+, Eu3+ for warm white UV LEDs", 《JOURNAL OF ALLOYS AND COMPOUNDS》 * |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111200051A (en) * | 2018-11-16 | 2020-05-26 | 佛山市国星光电股份有限公司 | Lighting device |
| CN111653657A (en) * | 2020-07-08 | 2020-09-11 | 泉州市康电光电科技有限公司 | Illumination process for plant solar photosynthesis |
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