CN105482815A - Nitride red light conversion agent and preparation method thereof - Google Patents
Nitride red light conversion agent and preparation method thereof Download PDFInfo
- Publication number
- CN105482815A CN105482815A CN201510791441.2A CN201510791441A CN105482815A CN 105482815 A CN105482815 A CN 105482815A CN 201510791441 A CN201510791441 A CN 201510791441A CN 105482815 A CN105482815 A CN 105482815A
- Authority
- CN
- China
- Prior art keywords
- converting agent
- light
- nitride
- ruddiness
- ruddiness light
- 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.)
- Pending
Links
Classifications
-
- 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
- C09K11/64—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing aluminium
- C09K11/641—Chalcogenides
- C09K11/643—Chalcogenides with alkaline earth metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
-
- 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
- C09K11/66—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing germanium, tin or lead
- C09K11/661—Chalcogenides
- C09K11/663—Chalcogenides with alkaline earth metals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/08—Copolymers of ethene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a nitride red light conversion agent. The nitride red light conversion agent is characterized in that the agent possesses the general formula of A[1-x-y]BCN[3]:RE[x],Tny, wherein 0<= x<1, 0<= y<1 and x+y<1. The beneficial effects comprise that compared with the prior art, the nitride red light conversion agent is relatively low in synthesis temperature, operation is simple, a sample is relatively loosen, and cost is substantially reduced; the nitride red light conversion agent possesses good plant photosynthesis spectrum matching property by changing the matrix ratio for regulating and controlling the position of an emission main peak. The nitride red light conversion agent is capable of absorbing 260-620 nm light harmful to plants, and can emit red light which possesses the wave length of 600-780 nm and is essential for plant photosynthesis.
Description
Technical field
The present invention relates to a kind of nitride ruddiness light-converting agent and preparation method thereof.
Background technology
Light-converting agent is Red and blue light ultraviolet, purple light and the green glow useless to photosynthesis of plant in sunlight being converted to energy Promoting plant growth.About the research report of blue light-converting agent is less, for the research of red light-converting agent, mainly based on rare earth organic complex, some document proposes the growth of red light-converting agent to plant and has promoter action.
But can be used in the market is prepared the light-converting agent turning light master batch and light-converting film and also be there is a lot of problems: (1) matching is poor.Especially organic coordination compound light-converting agent, it launches main peak generally at about 610nm, has larger gap with the absorption spectrum ranges 620 ~ 680nm of plant.(2) preparation cost is high, therefore causes expensive, and market is difficult to accept, and is the biggest obstacle hindering light-converting agent to apply at present.(3) poor stability.No matter be inorganic light-converting agent or organic coordination compound light-converting agent, for a long time under ultraviolet irradiation, all obvious decay can occur, organic coordination compound also may decompose.(4) fluorescence lifetime is short.Most patent and pertinent literature all do not report its fluorescence lifetime, and about fluorescence transformation period of indivedual report also only has half a year, the update time due to plastic sheeting for farm use is 9 ~ 12 months, so can not be synchronous with the work-ing life of plastics film.
Summary of the invention
First object of the present invention is to overcome deficiency of the prior art, provides a kind of nitride ruddiness light-converting agent.
For realizing above object, the present invention is achieved through the following technical solutions:
Nitride ruddiness light-converting agent, is characterized in that, its composition general formula is: A
1-x-ybCN
3: RE
x, Tn
y;
Wherein, 0≤x<1,0≤y<1; X+y<1
A is one or more in alkaline-earth metal; Or A is Zn; Or A, except comprising one or more in alkaline-earth metal, also comprises Zn;
B is one or both in Si, Ge;
C is one or both in Al, Ga;
RE is one or more in rare earth metal; Or RE is Bi; Or RE, except comprising one or more in rare earth metal, also comprises Bi;
Tn is one or more in haloid element; Or Tn is one or more in basic metal; Or Tn is except comprising one or more in haloid element, also comprise one or more in basic metal.
Preferably, A is one or more in Ca, Sr, Ba, Mg; Or A is Zn; Or A, except comprising one or more in Ca, Sr, Ba, Mg, also comprises Zn.
Preferably, RE is one or more in Sm, Ce, Tb, Eu, Pr, La, Dy; Or RE is Bi; Or RE, except comprising one or more in Sm, Ce, Tb, Eu, Pr, La, Dy, also comprises Bi.
Preferably, Tn is one or both in F, Cl, or Tn is one or more in Li, Na, K, or Tn had both comprised one or both in F, Cl, also comprised one or more in Li, Na, K.
Preferably, described nitride ruddiness light-converting agent emission wavelength ranges is 600-780nm.
Preferably, described nitride ruddiness light-converting agent absorbing wavelength scope is 260-620nm.
Another object of the present invention is to provide a kind of preparation method of above-mentioned nitride ruddiness light-converting agent, it is characterized in that, according to its molecular formula proportioning, take the nitride of the element in described nitride ruddiness light-converting agent, oxide compound or the compensator compound of the rare earth element in described nitride ruddiness light-converting agent fully mix, then proceed in boron nitride crucible or molybdenum nitride crucible and heat, transfer in graphite furnace, at high pure nitrogen, (namely purity is not less than 99.999%, and the purity of O2 not higher than 0.001% nitrogen) 1700-1850 DEG C of reaction 4-8 hour under environment, carry out after cooling selecting powder, broken, cross screen sizing, namely product is obtained, wherein, described compensator compound comprises one or more elements in Tn.
Preferably, the nitride of the element in described nitride ruddiness light-converting agent comprises Ca
3n
2, Sr
3n
2, Ba
3n
2, Mg
3n
2, Zn
3n
2, Si
3n
4, Ge
3n
4, AlN, GaN.
Preferably, the rare earth oxide in described nitride ruddiness light-converting agent comprises Sm
2o
3, CeO
2, Tb
2o
3, Eu
2o
3, Pr
6o
11, La
2o
3, Dy
2o
3.
Preferably, described compensator compound comprises Na
2cO
3, NaCl, Li
2cO
3, KCl, K
2cO
3, KF, NaF, NH
4cl, NH
4f, Bi
2o
3.
Another object of the present invention is to provide a kind of nitride ruddiness light-converting film, it is characterized in that, comprises above-mentioned nitride ruddiness light-converting agent, film matrix and the 3rd auxiliary agent; Described nitride ruddiness light-converting agent weight is the 0.1-2.0% of ruddiness light-converting film weight; Described 3rd auxiliary agent weight is the 0.1%-5.0% of ruddiness light-converting film weight; All the other are film matrix.
Preferably, described 3rd auxiliary agent is one or both in the second photostabilizer and the second oxidation inhibitor.
Preferably, described second photostabilizer is selected from salol, p-t-butylphenyl salicylate, Resorcinol but benzoic ether, 2,4-dihydroxy benaophenonel, ESCALOL 567, dihydroxyphenyl propane sasapyrin, BP-3-5-sulfonic acid, (2,2,6,6-tetramethyl--4-piperidines) imines, succinic acid and 4-hydroxyl-2,2,6, the polymkeric substance of 6-tetramethyl--1-piperidine alcohols, sebacic acid two-2, the mixture of one or more in 2,6,6-tetramethyl piperidine alcohol ester.
Preferably, described second oxidation inhibitor is selected from irgasfos 168, antioxidant 1010, antioxidant 1076, antioxidant 2246, antioxidant 300, antioxidant 330, antioxidant 3114, oxidation inhibitor 245,2, one or more in 6-ditertbutylparacresol, 2,4,6-tri-butyl-phenols.
Preferably, described film matrix is one or more in Low Density Polyethylene, linear polyethylene, medium-density polyethylene, high density polyethylene(HDPE), polypropylene, ethylene-vinyl acetate copolymer, polyvinyl chloride.
Another object of the present invention is to provide a kind of above-mentioned nitride ruddiness light conversion film preparation method, it is characterized in that, gets above-mentioned nitride ruddiness light-converting agent by weight, mixes rear inflation film manufacturing machine blown film form with described film matrix and described 3rd auxiliary agent.
The invention has the beneficial effects as follows: compared with prior art, the synthesis temperature of nitride ruddiness light-converting agent is lower, simple to operate, and sample is more open, greatly reduces cost; With photosynthesis of plant Spectral matching, can be matched with it by the position changing substrate composition to regulate and control to launch main peak.Nitride ruddiness light-converting agent in the present invention, can absorb the wavelength of plant pest is the light of 260-620nm, and launches the ripple of the 600-780nm wavelength needed for photosynthesis of plant.
Nitride ruddiness light-converting agent provided by the invention, purity is good, and luminous efficiency is high, and due to doping ratio little, the terminal cost of increase is low, is suitable as agricultural light conversion agent and plant material for lamp.
Nitride ruddiness provided by the invention turns the preparation method of light master batch, nitride ruddiness light-converting agent can be made scattered in organic carrier, avoid ruddiness light-converting agent in plastics film, occur skewness phenomenon.
Nitride ruddiness light-converting agent is mixed film especially in agricultural film, film is had turn the effect of light, facilitate the application of light-converting agent.Nitride ruddiness light-converting film in the present invention and photosynthesis of plant Spectral matching good.Use nitride ruddiness light-converting film to apply the implantation methods of carbonic acid gas simultaneously, matter is increased to plant yield-increasing and plays very large effect, disease-free, without insect pest, without chemical pesticide, quality better, raising output etc., successful, there is very high economic worth, have large-scale promotion prospect.
Accompanying drawing explanation
Fig. 1 is abosrption spectrogram and the exciting light spectrogram of nitride ruddiness light-converting agent prepared by embodiment 1.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail:
Embodiment 1
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, ZnO, AlN, Si
3n
4, Eu
2o
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1700 DEG C are reacted 4 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, and namely obtain sample A1, sample A1 takes on a red color.
Sample A1 forms general formula: (Ca
0.950sr
0.04zn
0.010)
0.988alSiN
3: Eu
0.012
Absorption spectrum and excitation spectrum are shown in Fig. 1.Fig. 1 shows that ruddiness light-converting agent (A1) effectively can absorb photosynthesis of plant and do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 600nm-780nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get Low Density Polyethylene 10kg, linear low density polyethylene 30kg, the ruddiness light-converting agent 0.4kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 2
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, BaCO
3, MgO, AlN, Si
3n
4, Eu
2o
3, NH
4after Cl fully mixes, proceed in molybdenum nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1850 DEG C are reacted 4 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.800sr
0.050ba
0.100mg
0.050)
0.980alSiN
3: Eu
0.018, Cl
- 0.002
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 600nm-780nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get high density polyethylene(HDPE) 100kg, ethylene-vinyl acetate copolymer 2.5kg, (2,2,6,6-tetramethyl--4-piperidines) imines 1.0kg and succinic acid and 4-hydroxyl-2,2,6, the polymkeric substance 1.0kg of 6-tetramethyl--1-piperidine alcohols, three [2.4-di-tert-butyl-phenyl] phosphorous acid ester 2.5kg, the ruddiness light-converting agent 0.5kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 3
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, ZnO, AlN, Si
3n
4, Eu
2o
3, after KCl fully mixes, proceed in molybdenum nitride crucible and heat, then be transferred in graphite furnace, under high pure nitrogen environment, 1800 DEG C are reacted 6 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.990zn
0.010)
0.985alSiN
3: Eu
0.012, K
+ 0.003
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 600nm-780nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get linear polyethylene 83kg, polypropylene 15.0kg, 2,4-dihydroxy benaophenonel 0.5kg, four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 1.5kg, ruddiness light-converting agent 0.8kg prepared by the present embodiment, mixes rear inflation film manufacturing machine blown film and forms.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 4
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, BaCO
3, MgO, AlN, Si
3n
4, Eu
2o
3, NH
4after F fully mixes, proceed in molybdenum nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1770 DEG C are reacted 8 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.880ba
0.100mg
0.020)
0.990alSiN
3: Eu
0.009, F
- 0.001.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 600nm-780nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get polypropylene 90kg, sebacic acid two-2,2,6,6-tetramethyl piperidine alcohol ester 6.0kg, β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid positive octadecanol ester 4.0kg, the ruddiness light-converting agent 1.5kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 5
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, AlN, Ga
2o
3, Si
3n
4, Eu
2o
3, NH
4after Cl fully mixes, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1820 DEG C are reacted 5 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.650sr
0.350)
0.990(Al
0.990ga
0.010) SiN
3: Eu
0.006, Ce
0.002, Cl
- 0.002.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get Low Density Polyethylene 98kg, salol 1.0kg, oxidation inhibitor (1076) 1.0kg, the ruddiness light-converting agent 1.2kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 6
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, BaCO
3, AlN, Ga
2o
3, Si
3n
4, Eu
2o
3, Bi
2o
3, La
2o
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1750 DEG C are reacted 7 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.850sr
0.010ba
0.005)
0.990(Al
0.950ga
0.050) SiN
3: Eu
0.008, La
0.001, Bi
0.001.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get high density polyethylene(HDPE) 96.0kg, (2,2,6,6-tetramethyl--4-piperidines) imines 1.0kg, succinic acid and 4-hydroxyl-2,2,6, the polymkeric substance 1.5kg of 6-tetramethyl--1-piperidine alcohols, oxidation inhibitor (168) 1.5kg, the ruddiness light-converting agent 1.1kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 7
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, AlN, Si
3n
4, GeO
2, Eu
2o
3, Dy
2o
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1810 DEG C are reacted 5.5 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.650sr
0.350)
0.985al (Si
0.980ge
0.020) N
3: Eu
0.012, Dy
0.003.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get linear polyethylene 98.0kg, Resorcinol but benzoic ether 2.0kg, the ruddiness light-converting agent 0.8kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 8
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Sr respectively
3n
2, BaCO
3, MgO, AlN, Ga
2o
3, Si
3n
4, Eu
2o
3, after NaCl fully mixes, proceed in boron nitride crucible and heat, then be transferred in graphite furnace, under high pure nitrogen environment, 1850 DEG C are reacted 5.5 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Sr
0.750ba
0.200mg
0.050)
0.982(Al
0.960ga
0.040) SiN
3: Eu
0.015, Na
+ 0.003.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get polyethylene 68.0kg, (2,2,6,6-tetramethyl--4-piperidines) imines 1.0kg, oxidation inhibitor (300) 1.0kg, the ruddiness light-converting agent 1.0kg prepared by the present embodiment, mixes rear inflation film manufacturing machine blown film and forms.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 9
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, Sr
3n
2, BaCO
3, AlN, Si
3n
4, GeO
2, Eu
2o
3, Sm
2o
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1850 DEG C are reacted 5.5 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Sr
0.080ca
0.100ba
0.100)
0.984al (Si
0.900ge
0.100) N
3: Eu
0.010, Sm
0.006.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get polyethylene 86.0kg, BP-3-5-sulfonic acid 0.5kg, oxidation inhibitor (3114) 1.5kg, the ruddiness light-converting agent 0.8kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 10
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take ZnO respectively, AlN, Si
3n
4, GeO
2, Eu
2o
3, Li
2cO
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1850 DEG C are reacted 7 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, and namely obtain sample, sample is orange red, and sample composition general formula is: Zn
0.992al (Si
0.900ge
0.100) N
3: Eu
0.007, Li
+ 0.001.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get polypropylene 98.5kg, oxidation inhibitor (245) 1.5kg, the ruddiness light-converting agent 1.2kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 11
(1) synthesis of nitride ruddiness light-converting agent: stoichiometrically take Ca respectively
3n
2, ZnO, AlN, Ga
2o
3, Si
3n
4, GeO
2, Eu
2o
3after abundant mixing, proceed in boron nitride crucible and heat, be then transferred in graphite furnace, under high pure nitrogen environment, 1720 DEG C are reacted 5 hours, carry out selecting powder, fragmentation, crossing screen sizing after cooling, namely obtain sample, sample is orange red, and sample composition general formula is: (Ca
0.995zn
0.005)
0.990(Al
0.960ga
0.040) (Si
0.900ge
0.100) N
3: Eu
0.010.
Experiment proves, sample excitation spectrogram is identical with A1, effectively can absorb photosynthesis of plant do not absorb or absorb more weak UV-light and yellow green light, and the wavelength launched needed for photosynthesis of plant is the ruddiness of 640nm-680nm, its spectrum and photosynthesis spectrum very identical.
(2) production of nitride ruddiness light conversion film
Get polypropylene 97.5kg, BP-3-5-sulfonic acid 0.5kg, 2,6 ditertiary butyl p cresol 2.0kg, the ruddiness light-converting agent 1.0kg prepared by the present embodiment, mix rear inflation film manufacturing machine blown film and form.Film thickness is 80 microns; Inflation film manufacturing machine melt temperature 175 DEG C, die head temperature about 165 DEG C.
Embodiment 12
The light conversion film that the ruddiness light-converting agent getting awning film and the interpolation embodiment 6 of not adding ruddiness light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light conversion film prepared by the light-converting agent in example 6, and 3# booth is for using the light conversion film prepared by the ruddiness light-converting agent in interpolation example 6 and applying carbonic acid gas.3# booth A, B manufacture film again for adding ruddiness light-converting agent and first making master batch, and 3# booth C is that ruddiness light-converting agent is not made master batch but is added directly in film.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.Three booths plant romaine lettuce simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, is approximately 0.2% of gas weight in canopy.
The romaine lettuce comparative analysis data of three kinds of greenhouse gardenings are as follows, and often kind of booth selects three as a reference:
Embodiment 13
The light-converting film that the light-converting agent getting awning film and the interpolation embodiment 6 of not adding light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light-converting film prepared by the light-converting agent in example 6, and 3# booth is for using the light-converting film prepared by the light-converting agent master batch in interpolation example 6 and applying carbonic acid gas.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.Three booths plant black tea simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, carbonic acid gas applied amount is 1% of gas weight in canopy.
The black tea analysis correlation data of plantation is as shown in the table:
| First time plucks | 1# booth | 2# booth | 3# booth |
| Output/jin | 1.1 | 1.9 | 2.8 |
| Biochemical analysis keeps sample/jin | 0.4 | 0.4 | 0.4 |
| Tea fresh leaves/jin processed | 0.7 | 1.5 | 1.7 |
| Water extraction/% | 36.3 | 38.55 | 39.26 |
| Tea-polyphenol/% | 27.9 | 29.15 | 29.92 |
| Amino acid/% | 3.58 | 4.2 | 4.41 |
| Trimethyl-xanthine/% | 3.86 | 4.17 | 5.54 |
| Phenol nitrogen ratio | 7.79 | 7.99 | 8.67 |
| Obtained dry tea/g | 81 | 133 | 199 |
Embodiment 14
The light conversion film that the light-converting agent getting awning film and the interpolation embodiment 9 of not adding light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light-converting film prepared by the ruddiness light-converting agent in example 9, and 3# booth is for using the light-converting film prepared by the ruddiness light-converting agent in interpolation example 9 and applying carbonic acid gas.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.3# booth A, B turn light master batch manufacture film again for adding ruddiness light-converting agent and first making ruddiness, and 3# booth C is that ruddiness light-converting agent is not made ruddiness and turned light master batch but be added directly in film.Three booths plant Japanese Chinese cabbage simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, carbonic acid gas applied amount is 2% of gas weight in canopy.
The Japanese Chinese cabbage comparative analysis data of three greenhouse gardenings are as follows:
Embodiment 15
The light-converting film that the light-converting agent getting awning film and the interpolation embodiment 1 of not adding light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light-converting film prepared by the ruddiness light-converting agent in example 1, and 3# booth is for using the light-converting film prepared by the ruddiness light-converting agent in interpolation example 1 and applying carbonic acid gas.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.3# booth A, B turn light master batch manufacture film again for adding ruddiness light-converting agent and first making ruddiness, and 3# booth C is that ruddiness light-converting agent is not made ruddiness and turned light master batch but be added directly in film.Three booths plant leaf mustard simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, carbonic acid gas applied amount is 0.5% of gas weight in canopy.Light-converting film booth and to add carbonic acid gas booth leaf mustard growing state good,
The leaf mustard harvest comparative analysis data of three greenhouse gardenings are as follows:
Embodiment 16
The light-converting film that the light-converting agent getting awning film and the interpolation embodiment 7 of not adding light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light-converting film prepared by the ruddiness light-converting agent in example 7, and 3# booth is for using the light-converting film prepared by the ruddiness light-converting agent in interpolation example 7 and applying carbonic acid gas.3# booth A, B turn light master batch manufacture film again for adding ruddiness light-converting agent and first making ruddiness, and 3# booth C is that ruddiness light-converting agent is not made ruddiness and turned light master batch but be added directly in film.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.Three booths plant little tomato simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, carbonic acid gas applied amount is 0.2% of gas weight in canopy.
The little tomato harvest comparative analysis data of three greenhouse gardenings are as follows:
Embodiment 17
The light-converting film that the light-converting agent getting awning film and the interpolation embodiment 2 of not adding light-converting agent is respectively made, covers into booth.1# booth uses the awning film not adding light-converting agent, and 2# booth is for adding the light-converting film prepared by the ruddiness light-converting agent in example 2, and 3# booth is for using the light-converting film prepared by the ruddiness light-converting agent in interpolation example 2 and applying carbonic acid gas.Each booth specification is that the long 14 meters of * of wide 7 meters of * are high 3.5 meters.3# booth A, B turn light master batch manufacture film again for adding ruddiness light-converting agent and first making ruddiness, and 3# booth C is that ruddiness light-converting agent is not made ruddiness and turned light master batch but be added directly in film.Three booths plant potato simultaneously, and 3# booth 8 applyings every morning carbon dioxide of 5 minutes, carbonic acid gas applied amount is 0.2% of gas weight in canopy.
The potato harvest comparative analysis data of three greenhouse gardenings are as follows:
Nitride ruddiness light-converting agent provided by the invention is mixed film especially in agricultural film, film is had turn the effect of light, facilitate the application of light-converting agent.Light-converting film in the present invention and photosynthesis of plant Spectral matching good.Use light-converting film to apply the implantation methods of carbonic acid gas simultaneously, matter is increased to plant yield-increasing and plays very large effect, disease-free, without insect pest, without chemical pesticide, quality better, raising output etc., successful, there is very high economic worth, have large-scale promotion prospect.
Prove through test, the alkaline-earth metal in above embodiment can adopt other alkaline-earth metal to replace; The rare earth metal used in above embodiment can adopt other rare earth metals to replace.
Embodiment in the present invention, only for the present invention will be described, does not form the restriction to right, other equivalent in fact substituting, all in scope that those skilled in that art can expect.
Claims (10)
1. nitride ruddiness light-converting agent, is characterized in that, its composition general formula is: A
1-x-ybCN
3: RE
x, Tn
y;
Wherein, 0≤x<1,0≤y<1; X+y<1
A is one or more in alkaline-earth metal; Or A is Zn; Or A, except comprising one or more in alkaline-earth metal, also comprises Zn;
B is one or both in Si, Ge;
C is one or both in Al, Ga;
RE is one or more in rare earth metal; Or RE is Bi; Or RE, except comprising one or more in rare earth metal, also comprises Bi;
Tn is one or more in haloid element; Or Tn is one or more in basic metal; Or Tn is except comprising one or more in haloid element, also comprise one or more in basic metal.
2. nitride ruddiness light-converting agent according to claim 1, is characterized in that, A is one or more in Ca, Sr, Ba, Mg; Or A is Zn; Or A, except comprising one or more in Ca, Sr, Ba, Mg, also comprises Zn.
3. nitride ruddiness light-converting agent according to claim 1, is characterized in that, RE is one or more in Sm, Ce, Tb, Eu, Pr, La, Dy; Or RE is Bi; Or RE, except comprising one or more in Sm, Ce, Tb, Eu, Pr, La, Dy, also comprises Bi.
4. ruddiness light-converting agent according to claim 1, it is characterized in that, Tn is one or both in F, Cl, or Tn is one or more in Li, Na, K, or Tn had both comprised one or both in F, Cl, also comprised one or more in Li, Na, K.
5. nitride ruddiness light-converting agent according to claim 1, is characterized in that, described ruddiness light-converting agent emission wavelength ranges is 600-780nm.
6. nitride ruddiness light-converting agent according to claim 1, is characterized in that, described ruddiness light-converting agent absorbing wavelength scope is 260-620nm.
7. the preparation method of the nitride ruddiness light-converting agent described in the arbitrary claim of claim 1-6, it is characterized in that, according to its molecular formula proportioning, the oxide compound or the compensator compound that take the rare earth element in the nitride of the element in described ruddiness light-converting agent, described ruddiness light-converting agent fully mix, then proceed in boron nitride crucible or molybdenum nitride crucible and heat, transfer in graphite furnace, 1700-1850 DEG C of reaction 4-8 hour under high pure nitrogen environment, carry out after cooling selecting powder, fragmentation, crossing screen sizing, namely obtain product; Wherein, described compensator compound contains one or more elements in Tn.
8. the preparation method of nitride ruddiness light-converting agent according to claim 7, is characterized in that, the nitride of the element in described ruddiness light-converting agent comprises Ca
3n
2, Sr
3n
2, Ba
3n
2, Mg
3n
2, Zn
3n
2, Si
3n
4, Ge
3n
4, AlN, GaN.
9. the preparation method of nitride ruddiness light-converting agent according to claim 7, is characterized in that, the rare earth oxide in described ruddiness light-converting agent comprises Sm
2o
3, CeO
2, Tb
2o
3, Eu
2o
3, Pr
6o
11, La
2o
3, Dy
2o
3.
10. the preparation method of ruddiness light-converting agent according to claim 7, is characterized in that, described compensator compound comprises Na
2cO
3, NaCl, Li
2cO
3, KCl, K
2cO
3, KF, NaF, NH
4cl, NH
4f, Bi
2o
3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510791441.2A CN105482815A (en) | 2015-11-17 | 2015-11-17 | Nitride red light conversion agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510791441.2A CN105482815A (en) | 2015-11-17 | 2015-11-17 | Nitride red light conversion agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105482815A true CN105482815A (en) | 2016-04-13 |
Family
ID=55670099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510791441.2A Pending CN105482815A (en) | 2015-11-17 | 2015-11-17 | Nitride red light conversion agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105482815A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577965A (en) * | 2022-03-25 | 2022-06-03 | 陕西周源光子科技有限公司 | Photoelectric detection system for liquid chromatograph |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102066522A (en) * | 2008-05-19 | 2011-05-18 | 英特曼帝克司公司 | Nitride-based red phosphors |
| CN103773365A (en) * | 2014-03-05 | 2014-05-07 | 烟台希尔德新材料有限公司 | Red nitride fluorescent powder for light emitting diodes and preparation method of red nitride fluorescent powder |
-
2015
- 2015-11-17 CN CN201510791441.2A patent/CN105482815A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102066522A (en) * | 2008-05-19 | 2011-05-18 | 英特曼帝克司公司 | Nitride-based red phosphors |
| CN103773365A (en) * | 2014-03-05 | 2014-05-07 | 烟台希尔德新材料有限公司 | Red nitride fluorescent powder for light emitting diodes and preparation method of red nitride fluorescent powder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114577965A (en) * | 2022-03-25 | 2022-06-03 | 陕西周源光子科技有限公司 | Photoelectric detection system for liquid chromatograph |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105295188A (en) | Nitride red light conversion film and preparation method thereof | |
| CN105713288B (en) | One kind turns light conversion farm film and preparation method and application | |
| CN103172921B (en) | Bifunctional light conversion thin film and preparation method thereof | |
| CN103709678B (en) | Light-converting film and preparation method thereof | |
| US20130214673A1 (en) | Borophosphate phosphor and light source | |
| CN105482816A (en) | Nitride red light conversion master batch and preparation method thereof | |
| CN103710022B (en) | Light-converting agent and preparation method thereof, turn light master batch and preparation method thereof | |
| CN115466620B (en) | Sodium europium gallium germanium garnet-based high-efficiency deep red fluorescent powder and preparation method thereof | |
| CN1187428C (en) | Single-base dual-energy light-transforming agent and its preparing prcess and application | |
| CN113174256B (en) | Mn (manganese)4+Doped red fluorescent powder and preparation method thereof | |
| Han et al. | A novel Mn4+-activated garnet-type Li5La3Nb2O12 far red-emitting phosphor with high thermal stability for plant cultivation | |
| CN108611091A (en) | A kind of bismuth manganese is co-doped with Zn2GeO4Long-persistence nano powder and its preparation process | |
| US8343379B2 (en) | Warm white light-emitting diode and thin film and its red phosphor powder | |
| CN102559185A (en) | Yellow luminescent material with voelckerite structure and preparation method thereof as well as white light-emitting diode device | |
| CN102899033B (en) | Method for preparing red fluorescent powder containing divalent europium ions | |
| CN103160008A (en) | Light conversion film and preparation method thereof | |
| Haque et al. | Eu3+-activated potential red-emitting phosphor for solid-state lighting | |
| CN105482815A (en) | Nitride red light conversion agent and preparation method thereof | |
| CN103160009B (en) | Turn light master batch and preparation method thereof | |
| CN111560247A (en) | Nitride fluorescent powder capable of emitting dark red light for agricultural illumination and preparation method thereof | |
| CN114874778B (en) | Ultra-wideband excitation and broadband emission red fluorescent powder and preparation method thereof | |
| CN110724529A (en) | Blue light excitation Mn doping4+Molybdate red luminescent material and synthetic method thereof | |
| CN114921249A (en) | Mn (manganese) 4+ Doped deep red fluorescent powder and preparation method and application thereof | |
| CN110205120A (en) | A kind of near ultraviolet excitated mixture red fluorescence powder, preparation method and application | |
| CN103160276B (en) | Ruddiness light-converting agent of ruddiness light-converting agent and preparation method thereof, coating and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160413 |
|
| RJ01 | Rejection of invention patent application after publication |