CN112251228A - Fluorescent powder capable of promoting plant growth and preparation method thereof - Google Patents
Fluorescent powder capable of promoting plant growth and preparation method thereof Download PDFInfo
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- CN112251228A CN112251228A CN202011169656.8A CN202011169656A CN112251228A CN 112251228 A CN112251228 A CN 112251228A CN 202011169656 A CN202011169656 A CN 202011169656A CN 112251228 A CN112251228 A CN 112251228A
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- ammonium metavanadate
- fluorescent powder
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- 239000000843 powder Substances 0.000 title claims abstract description 28
- 230000008635 plant growth Effects 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 230000001737 promoting effect Effects 0.000 title claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 9
- 239000002244 precipitate Substances 0.000 claims description 26
- -1 rare earth chloride Chemical class 0.000 claims description 24
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 24
- UNTBPXHCXVWYOI-UHFFFAOYSA-O azanium;oxido(dioxo)vanadium Chemical compound [NH4+].[O-][V](=O)=O UNTBPXHCXVWYOI-UHFFFAOYSA-O 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 21
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 18
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 239000013078 crystal Substances 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000001354 calcination Methods 0.000 claims description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 6
- 230000001476 alcoholic effect Effects 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 239000008367 deionised water Substances 0.000 claims description 6
- 229910021641 deionized water Inorganic materials 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- RSEIMSPAXMNYFJ-UHFFFAOYSA-N europium(III) oxide Inorganic materials O=[Eu]O[Eu]=O RSEIMSPAXMNYFJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- CMIHHWBVHJVIGI-UHFFFAOYSA-N gadolinium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Gd+3].[Gd+3] CMIHHWBVHJVIGI-UHFFFAOYSA-N 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 7
- 230000029553 photosynthesis Effects 0.000 abstract description 4
- 238000010672 photosynthesis Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 241000196324 Embryophyta Species 0.000 description 5
- 230000012010 growth Effects 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 230000008558 metabolic pathway by substance Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001002 morphogenetic effect Effects 0.000 description 1
- 230000010152 pollination Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 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
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7783—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals one of which being europium
- C09K11/7797—Borates
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/04—Electric or magnetic or acoustic treatment of plants for promoting growth
- A01G7/045—Electric or magnetic or acoustic treatment of plants for promoting growth with electric lighting
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Environmental Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
Abstract
The invention discloses a fluorescent powder capable of promoting plant growth and a preparation method thereof, and provides the fluorescent powder, wherein the chemical expression of the fluorescent powder is as follows: y is0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+. The red fluorescent powder provided by the invention has good color purity and high luminous efficiency, can be used in a plant growth lamp, is beneficial to enhancing the photosynthesis of plants and promoting the growth of plants; meanwhile, the preparation method is simple and the preparation period is short.
Description
Technical Field
The invention particularly relates to fluorescent powder capable of promoting plant growth and a preparation method thereof.
Background
The main technical means for improving the crop yield comprise biotechnology, chemical methods and physical methods, wherein the biotechnology is such as hybrid rice, the chemical methods are such as applying fertilizers and hormones, and the physical methods comprise regulating and controlling humidity, illumination and the like to promote the growth of plants. The problems of short day and long night in winter, insufficient crop illumination, influence on photosynthesis, crop yield reduction, influence on flowering, pollination, fruiting and the like in the existing greenhouse planting are solved. The visible light has the regulation and control function on the photosynthesis, growth and development, morphogenetic substance metabolism and the like of the plants.
According to the light required by the growth rule of plants, artificial light is adopted to replace sunlight to provide light supplement for each link of growth and development of plants, and the lamp is called a plant light supplement lamp. However, the existing plant growth lamp has low luminous efficiency and poor color purity.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the fluorescent powder capable of promoting the growth of plants and the preparation method thereof.
The technical scheme for solving the problems comprises the following steps: a fluorescent powder capable of promoting plant growth, wherein the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 7-8, and heating in a water bath to generate a precipitate;
s4: filtering the precipitate generated in S3, washing the precipitate, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering at 350 ℃ for 2h, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain the red fluorescent powder.
Further, the calcination temperature of the constant temperature chamber furnace in S5 is 800-1200 ℃.
Further, the temperature of the water bath heating is 50-80 ℃.
Further, in S4, the precipitate is washed with deionized water.
Further, the mass of the ammonium metavanadate in the ammonium metavanadate solution is 1-10% of the mass of the material, and C12H27BO3The mass is 1 percent of the mass of the materials-10％。
The invention has the following beneficial effects: the red fluorescent powder provided by the invention has good color purity and high luminous efficiency, can be used in a plant growth lamp, is beneficial to enhancing the photosynthesis of plants and promoting the growth of plants; meanwhile, the preparation method is simple and the preparation period is short.
Detailed Description
Example 1:
a fluorescent powder capable of promoting plant growth, wherein the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 7, heating in a water bath to generate a precipitate, wherein the heating temperature in the water bath is 50 ℃;
the mass of ammonium metavanadate in the ammonium metavanadate solution is 2 percent of the mass of the material, and C12H27BO3The mass is 1 percent of the mass of the material;
s4: filtering the precipitate generated in S3, washing the precipitate in deionized water, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering at 350 ℃ for 2h, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain red fluorescent powder, wherein the calcination temperature is 800 ℃.
Example 2:
a fluorescent powder capable of promoting plant growth, wherein the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 7, heating in a water bath to generate a precipitate, wherein the heating temperature in the water bath is 70 ℃;
the mass of ammonium metavanadate in the ammonium metavanadate solution is 2 percent of the mass of the material, and C12H27BO3The mass is 1 percent of the mass of the material;
s4: filtering the precipitate generated in S3, washing the precipitate in deionized water, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering for 2h at 350 ℃, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain red fluorescent powder, wherein the calcination temperature is 1200 ℃.
Example 3:
a fluorescent powder capable of promoting plant growth, wherein the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 8, heating in a water bath to generate a precipitate, wherein the heating temperature in the water bath is 70 ℃;
the mass of ammonium metavanadate in the ammonium metavanadate solution is 5 percent of the mass of the material, and C12H27BO3The mass is 1 percent of the mass of the material;
s4: filtering the precipitate generated in S3, washing the precipitate in deionized water, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering for 2 hours at 350 ℃, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain red fluorescent powder, wherein the calcination temperature is 1000 ℃.
Example 4:
a fluorescent powder capable of promoting plant growth, wherein the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 8, heating in a water bath to generate a precipitate, wherein the heating temperature in the water bath is 80 ℃;
the mass of ammonium metavanadate in the ammonium metavanadate solution is 5 percent of the mass of the material, and C12H27BO3The mass is 5 percent of the mass of the material;
s4: filtering the precipitate generated in S3, washing the precipitate in deionized water, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering for 2h at 350 ℃, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain red fluorescent powder, wherein the calcination temperature is 1200 ℃.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (8)
1. A fluorescent powder capable of promoting plant growth and a preparation method thereof are characterized in that the chemical expression of the fluorescent powder is as follows:
Y0.9B0.3V0.7O3.7：0.04Eu3+，0.06Gd3+
the preparation method comprises the following steps:
s1: weighing Y according to stoichiometric ratio2O3、Eu2O3、Gd2O3Dissolving the material in concentrated hydrochloric acid to form a rare earth chloride solution;
s2: recrystallizing the rare earth chloride solution to obtain rare earth chloride crystals, and dissolving the rare earth chloride crystals in ethanol to prepare an alcohol solution;
s3: adding ammonium metavanadate solution and C into the alcoholic solution of S212H27BO3Stirring uniformly by a stirrer; adding ammonia water to adjust the pH value of the solution to 7-8, and heating in a water bath to generate a precipitate;
s4: filtering the precipitate generated in S3, washing the precipitate, and drying in an oven at 80 ℃;
s5: and putting the dried precipitate into a muffle furnace, pre-sintering at 350 ℃ for 2h, and then putting the muffle furnace into a constant temperature box type furnace to be calcined to obtain the red fluorescent powder.
2. The phosphor for promoting plant growth and the method for preparing the same as claimed in claim 1, wherein the temperature of the water bath heating in S3 is 50-80 ℃.
3. The phosphor for promoting plant growth and the method of preparing the same as claimed in claim 1 or 2, wherein the precipitate is washed with deionized water in S4.
4. The phosphor for promoting plant growth as claimed in claim 1 or 2, wherein the calcination temperature of the isothermal chamber furnace in S5 is 800-1200 ℃.
5. The phosphor and the method as claimed in claim 3, wherein the calcining temperature of the oven chamber of S5 is 800-1200 ℃.
6. The phosphor for promoting plant growth and the preparation method thereof as claimed in claim 1, 2 or 5, wherein the mass of ammonium metavanadate in the ammonium metavanadate solution is 1% -10% of the mass of the material C12H27BO3The mass is 1-10% of the mass of the material.
7. The phosphor powder for promoting plant growth as claimed in claim 3, wherein the mass of ammonium metavanadate in the ammonium metavanadate solution is 1% -10% of the mass of the material, and C is12H27BO3The mass is 1-10% of the mass of the material.
8. The phosphor and the preparation method thereof according to claim 4, wherein the mass of ammonium metavanadate in the ammonium metavanadate solution is 1% -10% of the mass of the material, and C is12H27BO3The mass is 1-10% of the mass of the material.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011169656.8A CN112251228A (en) | 2020-10-28 | 2020-10-28 | Fluorescent powder capable of promoting plant growth and preparation method thereof |
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| CN202011169656.8A CN112251228A (en) | 2020-10-28 | 2020-10-28 | Fluorescent powder capable of promoting plant growth and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352249A (en) * | 2011-07-22 | 2012-02-15 | 彩虹集团电子股份有限公司 | (Y1-x-yGdy,Eux)(P1-a,Va)O4 red phosphor and preparation method thereof |
| CN106635018A (en) * | 2016-11-18 | 2017-05-10 | 陕西高华知本化工科技有限公司 | Phosphor preparation method |
-
2020
- 2020-10-28 CN CN202011169656.8A patent/CN112251228A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102352249A (en) * | 2011-07-22 | 2012-02-15 | 彩虹集团电子股份有限公司 | (Y1-x-yGdy,Eux)(P1-a,Va)O4 red phosphor and preparation method thereof |
| CN106635018A (en) * | 2016-11-18 | 2017-05-10 | 陕西高华知本化工科技有限公司 | Phosphor preparation method |
Non-Patent Citations (2)
| Title |
|---|
| 史春婷等: "新型(Y,Gd)(BO_3,VO_4):Eu荧光粉的合成及发光性能研究", 《稀有金属材料与工程》 * |
| 董丽敏等: "钒硼酸盐红色荧光粉制备工艺研究", 《化工新型材料》 * |
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Application publication date: 20210122 |