CN110643358A - Novel cross-linking modified energy-storage luminescent powder for coating and preparation method thereof - Google Patents
Novel cross-linking modified energy-storage luminescent powder for coating and preparation method thereof Download PDFInfo
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- CN110643358A CN110643358A CN201910933538.0A CN201910933538A CN110643358A CN 110643358 A CN110643358 A CN 110643358A CN 201910933538 A CN201910933538 A CN 201910933538A CN 110643358 A CN110643358 A CN 110643358A
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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
- C09K11/7792—Aluminates
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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
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/22—Luminous paints
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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
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7774—Aluminates
Abstract
The invention discloses a novel cross-linking modified energy-storage luminescent powder for paint and a preparation method thereof, wherein alkaline earth aluminate is used as a base material, rare earth oxide is doped as an activating component, and a material with the specific property of releasing negative oxygen ions is prepared into the novel multi-property modified energy-storage luminescent powder through a high-temperature cross-linking catalytic synthesis technology, namely the special luminescent material for the luminescent paint. The product has advanced preparation process, is suitable for large-scale production, has stable product quality, has multiple excellent performances of self-luminescence, negative oxygen ion release and static electricity prevention, and can be widely applied to multiple fields of traffic, civil defense engineering, public places and the like.
Description
Technical Field
The invention belongs to the field of new materials, and particularly relates to a novel cross-linking modified energy-storage luminescent powder for a coating and a preparation method thereof.
Background
Along with the development of the society, people pay more attention to the aspects of energy conservation, environmental protection and health preservation, and the development of a novel energy-saving and environment-friendly product which has multiple excellent performances such as health preservation, static prevention and the like is required for the social development. The energy-saving and environment-friendly energy-storage luminescent powder is fully known and applied, and the energy-storage luminescent material based on the energy-storage luminescent powder has important functions in a plurality of fields such as traffic, fire fighting, buildings, tunnel engineering and the like due to the energy-storage luminescent characteristic. In recent years, the widely-circulating 'negative oxygen ions' are known as air vitamins and air purifiers, so that the air purifier not only can purify air, but also can eliminate impurities in the air; in addition, the negative oxygen ions can affect the physiological activities of human bodies through the nervous system and blood circulation of the human bodies, improve the sleep quality and the immunity of the human bodies and reduce the blood pressure. With the development of the microelectronic industry and the continuous improvement of production safety requirements, the antistatic coating with the capabilities of conducting electricity and removing accumulated static charges has more and more bright development prospects, and is widely applied to the industries of semiconductors, LCDs, electronics and electrics, communication manufacturing, precise instruments, optical manufacturing, pharmaceutical industry, bioengineering and the like.
Through the analysis, the energy-storage luminescent powder, the negative oxygen ions and the antistatic powder are combined, so that the energy-storage luminescent powder has the energy-saving and environment-friendly functions of self luminescence, continuously releases the negative oxygen ions to achieve the purpose of health preservation, has the antistatic effect, and can be a product with wide market prospect due to the coexistence of multiple excellent properties.
The prior patent CN106433338B discloses a preparation method of a negative oxygen ion coating, which has good air purification and antibacterial effects, can release negative oxygen ions into the environment for a long time, and has good wear resistance, good flexibility and high bonding strength. Patent CN105778577B discloses a preparation method of energy-storage luminescent paint, which has the characteristics of high temperature resistance, environmental protection and autonomous luminescence, and has important economic value as a novel energy-saving and environment-friendly material. Patent CN106189643B discloses a preparation method of antistatic paint, which has good antistatic property and corrosion resistance. However, the above coatings are only products with single performance, and novel products combining energy storage luminescence, negative oxygen ion and static electricity prevention are not reported in documents, patents and markets so far. Therefore, the development of the novel coating with the functions of energy storage, luminescence, negative oxygen ion release and static electricity prevention has great significance and remarkable social and economic values.
Disclosure of Invention
In order to solve the problems, the invention discloses a novel cross-linking modified energy-storage luminescent powder for a coating and a preparation method thereof, wherein the coating has the functions of self-luminescence, energy conservation and environmental protection, continuously releases negative oxygen ions to achieve the purpose of health preservation, and also has an antistatic effect. The product has advanced preparation process, is suitable for large-scale production, has stable product quality and lower cost, and can be widely applied to a plurality of fields such as transportation, civil defense engineering, public places and the like.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a novel cross-linking modified energy-storage luminescent powder for paint is prepared from alkaline-earth aluminate, rare-earth oxide, negative oxygen ion material, cross-linking agent and catalyst through ball grinding, calcining, ball grinding, cross-linking catalytic synthesis and ball grinding.
Preferably, the starting materials are all high purity or have a purity of greater than 99%.
Preferably, the raw material needs to be dried at 50-200 ℃ for 0.5-1 hour before use to release water.
Preferably, the rare earth oxide comprises one or more of europium oxide, yttrium oxide, neodymium oxide, praseodymium oxide, dysprosium oxide and cerium oxide.
Preferably, the negative oxygen ion material comprises one or more of nano titanium oxide, nano silicon oxide, nano aluminum oxide, nano zirconium oxide, nano zinc oxide, medical stone, tourmaline and diatomite.
Preferably, the cross-linking agent comprises one or more of polyethylene glycol, polypropylene glycol, trimethylolpropane, zinc oxide, aluminum chloride, aluminum sulfate, boric acid, borax and chromium nitrate.
Preferably, the particle size of the micro-powder product is generally 200-400 meshes.
A preparation method of cross-linking modified energy-storage luminescent powder for a novel coating comprises the following steps:
(1) weighing the following raw materials in proportion:
50-90 parts of alkaline earth aluminate
5-15 parts of rare earth oxide
5-30 parts of negative oxygen ion material
1-5 parts of cross-linking agent
1-5 parts of a catalyst;
(2) drying the raw materials to separate out water, putting the weighed luminescent raw materials (alkaline earth aluminate and rare earth oxide) and the negative oxygen ion raw materials into a ball mill for ball milling for 0.5 to 1 hour to fully and uniformly mix the raw materials;
(3) loading the mixed raw materials into a crucible, and calcining the crucible in a box-type gas protection furnace at the temperature of 800-1000 ℃ for 0.5 to 3 hours;
(4) taking out the calcined raw material, and grinding the calcined raw material into micro powder by a ball mill at a certain speed;
(5) adding the micro-powder raw material and the rest raw materials into a high-speed dispersion all-in-one machine in proportion, carrying out crosslinking reaction and modification synthesis for 0.5-1 hour under the catalytic action, and introducing 65 ℃ water for heat preservation;
(6) the synthesized raw materials are ground into a micro-powder finished product at a certain speed by a ball mill.
Preferably, the drying time of step (2) is related to the temperature and the structural properties of the raw material.
Preferably, the crucible used in step (3) is a corundum, silicon carbide or quartz crucible with high temperature resistance, etc.
Preferably, the crosslinking synthesis in step (5) is performed by wet crosslinking, that is, a proper amount of combined crosslinking and catalyst is added into a constant-temperature high-speed dispersion all-in-one machine to perform a crosslinking catalytic synthesis reaction on the raw materials.
Preferably, the operation speed of the ball mill in the step (4) is 600-.
Preferably, the operation speed of the ball mill in the step (6) is 800-.
The invention has the beneficial effects that:
the novel cross-linking modified energy-storage luminescent powder for the coating is prepared by taking alkaline earth aluminate as a base material and doping rare earth oxide as an activating component and performing high-temperature cross-linking catalytic synthesis on a material with the specific performance of releasing negative oxygen ions. The product has the functions of self-luminescence, energy conservation and environmental protection, continuously releases negative oxygen ions to achieve the purpose of health preservation, has the antistatic effect, and has very excellent performances in all aspects. The product has advanced preparation process, is suitable for large-scale production, has stable product quality and lower cost, and can be widely applied to a plurality of fields such as transportation, civil defense engineering, public places and the like.
Detailed Description
The present invention will be further illustrated with reference to the following specific embodiments.
Example 1
The novel cross-linking modified energy-storage luminescent powder for the coating comprises the following components in parts by weight: 65.8 percent of strontium aluminate (alkaline earth aluminate), 10.2 percent of europium oxide (rare earth oxide), 1.8 percent of dysprosium oxide (rare earth oxide), 1.3 percent of neodymium oxide (rare earth oxide), 19.4 percent of modified nano titanium oxide (negative oxygen ion material + catalyst) and 1.5 percent of polyethylene glycol (cross-linking agent).
Weighing: weighing the components in percentage by weight
Mixing: firstly, uniformly mixing powdery raw materials by using a ball mill, then putting the mixture into an atmosphere protection furnace to calcine the mixture for 3 hours at 800 ℃, ball-milling the mixture into raw materials with qualified particle size, then carrying out cross-linking catalytic modification on the raw materials and a 65-degree constant-temperature high-speed dispersion all-in-one machine to synthesize the raw materials for 0.5 hour, and finally grinding the raw materials into finished products with standard particle size.
Example 2
The novel cross-linking modified energy-storage luminescent powder for the coating comprises the following components in parts by weight: 59.8 percent of strontium aluminate (alkaline earth aluminate), 10.1 percent of yttrium oxide (rare earth oxide + catalyst), 2.2 percent of dysprosium oxide (rare earth oxide), 25.95 percent of modified tourmaline (negative oxygen ion material) and 1.95 percent of zinc oxide (cross-linking agent).
Weighing: weighing the components in percentage by weight
Mixing: firstly, uniformly mixing powdery raw materials by using a ball mill, then putting the mixture into an atmosphere protection furnace to calcine for 1 hour at 1000 ℃, ball-milling the mixture into raw materials with qualified particle size, then carrying out cross-linking catalytic modification on the raw materials and a 65-degree constant-temperature high-speed dispersion all-in-one machine to synthesize the raw materials for 1 hour, and finally grinding the raw materials into a finished product with standard particle size.
And (3) performance detection:
in order to better show that the novel cross-linking modified energy-storage luminescent powder for the coating has multiple effects of self-luminescence property, negative oxygen ion release and static prevention, tests on afterglow luminescence property, negative oxygen ion and static prevention property are carried out on the prepared cross-linking modified energy-storage luminescent powder for the coating.
Table 1 shows the afterglow luminescence performance test results of the novel cross-linked modified energy-storage luminescent powder for coating within 60min
Table 2 shows the results of the measurement of the amount of negative oxygen ions released in 12 hours in a glass chamber of 1 cubic meter using the novel cross-linked modified energy-storing luminescent powder for coating.
Table 3 shows the results of testing the antistatic surface resistance of the novel cross-linked modified energy-storing luminescent powder for coating.
TABLE 1
TABLE 2
TABLE 3
The technical means disclosed in the invention scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features.
Claims (10)
1. A novel cross-linking modified energy-storage luminescent powder for paint is characterized in that: alkaline earth aluminate, rare earth oxide, negative oxygen ion material, cross-linking agent and catalyst are used as raw materials, and the micro-powder product is prepared by ball milling, calcining, ball milling, cross-linking catalytic synthesis and ball milling.
2. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: the raw materials are all high-purity or have the purity of more than 99 percent.
3. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: before using, the powder raw material in the raw material needs to be dried for 0.5-1 hour at 50-200 ℃ to separate out water.
4. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: the rare earth oxide comprises one or more of europium oxide, yttrium oxide, neodymium oxide, praseodymium oxide, dysprosium oxide and cerium oxide.
5. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: the negative oxygen ion material comprises one or more of nano titanium oxide, nano silicon oxide, nano aluminum oxide, nano zirconium oxide, nano zinc oxide, medical stone, tourmaline and diatomite.
6. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: the cross-linking agent comprises one or more of polyethylene glycol, polypropylene glycol, trimethylolpropane, zinc oxide, aluminum chloride, aluminum sulfate, boric acid, borax and chromium nitrate.
7. The novel cross-linked modified energy-storage luminescent powder for the coating according to claim 1, which is characterized in that: the particle size of the micro-powder product is 200-400 meshes.
8. A preparation method of cross-linking modified energy-storage luminescent powder for novel paint is characterized by comprising the following steps: the method comprises the following steps:
(1) weighing the following raw materials in proportion:
50-90 parts of alkaline earth aluminate
5-15 parts of rare earth oxide
5-30 parts of negative oxygen ion material
1-5 parts of cross-linking agent
1-5 parts of a catalyst;
(2) drying the powdery raw materials for later use before use, and putting the weighed alkaline earth aluminate, rare earth oxide and negative oxygen ion raw materials into a ball mill for ball milling for 0.5-1 hour to fully and uniformly mix the raw materials;
(3) loading the mixed raw materials into a crucible, and calcining the crucible in a box-type gas protection furnace at the temperature of 800-1000 ℃ for 0.5 to 3 hours;
(4) taking out the calcined raw material, and grinding the calcined raw material into micro powder by using a ball mill at the speed of 600-1000 r/min;
(5) adding the micro-powder raw material and the rest raw materials into a high-speed dispersion all-in-one machine in proportion, carrying out crosslinking reaction and modification synthesis for 0.5-1 hour under the catalytic action, and introducing 65 ℃ water for heat preservation;
(6) the synthesized raw materials are ground into micro-powder finished products by a ball mill at the speed of 800-1000 r/min.
9. The preparation method of the novel cross-linking modified energy-storage luminescent powder for the coating according to claim 8, characterized in that: the crucible utilized in the step (3) is a corundum, silicon carbide or quartz crucible with high temperature resistance.
10. The preparation method of the novel cross-linking modified energy-storage luminescent powder for the coating according to claim 8, characterized in that: and (5) the crosslinking synthesis adopts wet crosslinking, namely, a proper amount of combined crosslinking and catalyst are added into a constant-temperature high-speed dispersion all-in-one machine to enable raw materials to generate crosslinking catalytic synthesis reaction.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1420146A (en) * | 2001-11-20 | 2003-05-28 | 北京领科技术研究中心 | Antibacterial health ecologic nanopaint |
| CN105778577A (en) * | 2016-03-16 | 2016-07-20 | 安徽中益新材料科技有限公司 | Energy-storage and luminous ceramic coating and preparation method thereof |
| CN106433338A (en) * | 2016-09-30 | 2017-02-22 | 张有林 | Coating and preparation method thereof |
| CN107674515A (en) * | 2017-03-31 | 2018-02-09 | 滑黎明 | A kind of novel environment friendly function interior wall coating and preparation method thereof |
-
2019
- 2019-09-29 CN CN201910933538.0A patent/CN110643358A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1420146A (en) * | 2001-11-20 | 2003-05-28 | 北京领科技术研究中心 | Antibacterial health ecologic nanopaint |
| CN105778577A (en) * | 2016-03-16 | 2016-07-20 | 安徽中益新材料科技有限公司 | Energy-storage and luminous ceramic coating and preparation method thereof |
| CN106433338A (en) * | 2016-09-30 | 2017-02-22 | 张有林 | Coating and preparation method thereof |
| CN107674515A (en) * | 2017-03-31 | 2018-02-09 | 滑黎明 | A kind of novel environment friendly function interior wall coating and preparation method thereof |
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Application publication date: 20200103 |