CN114263318A - Fluorescent gypsum decorative board and preparation process thereof - Google Patents
Fluorescent gypsum decorative board and preparation process thereof Download PDFInfo
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- CN114263318A CN114263318A CN202111593371.1A CN202111593371A CN114263318A CN 114263318 A CN114263318 A CN 114263318A CN 202111593371 A CN202111593371 A CN 202111593371A CN 114263318 A CN114263318 A CN 114263318A
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- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The invention provides a fluorescent gypsum decorative board, which comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board; the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass: 50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment; the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin. The invention coats a layer of fluorescent powder compound agent on the original PVC film-coated decorative gypsum board, absorbs external natural light under the condition of relatively strong light, and provides illumination for external environment when the light is insufficient. The invention also provides a preparation process of the fluorescent gypsum decorative board.
Description
Technical Field
The invention belongs to the technical field of building materials, and particularly relates to a fluorescent gypsum decorative board and a preparation process thereof.
Background
The decorative gypsum board is a board with various patterns and decorations, such as a gypsum printing board, a perforated ceiling board, a gypsum relief ceiling board, a paper surface gypsum decorative board and the like, which is prepared by taking building gypsum as a main raw material and adding a small amount of fiber materials and the like. It is a new type interior decoration material, is applicable to middle and high grade decoration, and has the characteristics of light weight, fire-proofing, moisture-proofing, easy processing and simple installation, etc. Especially, the novel resin profiling decorative waterproof gypsum board is covered with resin and decorative profiling patterns, the color tone and the patterns are vivid, novel and elegant, the board has high strength, is pollution-resistant and easy to clean, can be used for decorating wall surfaces, can be used as wall panels, skirting boards and the like, and is an ideal material for replacing natural stones and terrazzo. The decorative gypsum board is very commonly applied to large-scale decoration systems of modern, home, office, supermarket, cinema and the like.
However, the existing decorative gypsum board has single function, mainly plays a role in decoration, and has weak other functions.
Disclosure of Invention
The invention aims to provide a fluorescent gypsum decorative board and a preparation process thereof.
The invention provides a fluorescent gypsum decorative board, which comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board;
the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass:
50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment;
the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin.
Preferably, the oil in the mixed auxiliary agent is vegetable oil and/or mineral oil, and the vegetable oil is one or more of tung oil, rapeseed oil and linseed oil; the mineral oil is one or more of heavy gasoline, high-boiling point kerosene and industrially treated mechanical oil.
Preferably, the stabilizer is industrial wax and/or soap; the industrial wax is one or more of vegetable wax, animal purified wax and mineral synthetic wax.
Preferably, the coagulant is an industrially acidified animal protein or an industrially acidified plant protein.
Preferably, the adhesive formulation is an organic glue.
Preferably, the dispersing aid is one or more of white mineral oil, diffusion oil, gasoline, animal fat oil and glycerol.
Preferably, the fluorescent gypsum decorative board further comprises a transparent protective layer compounded on the surface of the fluorescent coating;
the transparent protective layer is a polymethyl methacrylate layer.
The invention provides a process for the preparation of a fluorescent gypsum board as described above, comprising the steps of:
A) heating and mixing the mixed auxiliary agent, the stabilizing agent, the coagulant, the bonding auxiliary agent, the dispersing auxiliary agent and the fluorescent organic pigment, and filtering to obtain a fluorescent composite preparation;
B) coating the fluorescent composite preparation on the surface of a spraying roller body through a fancy spraying device, allowing the gypsum decorative plate coated with the film to pass between the spraying roller body and a lower carrier roller, and spraying the fluorescent composite preparation on the surface of the film;
C) b), conveying the gypsum decorative board sprayed with the fluorescent composite preparation obtained in the step B) into drying equipment through a conveying device, and drying to obtain a gypsum decorative board compounded with a fluorescent coating;
D) and compounding a transparent protective layer on the surface of the fluorescent coating to obtain the fluorescent gypsum board.
Preferably, the film of the gypsum decorative board film-pasted in the step B) is a PE film, a PVC film, a PU film, a PS film, an ABS film, a TPR film, an EVA film, a PMMA film or a nylon film.
Preferably, the drying in the step C) is drying for 10-20 min at 50-60 ℃ and then drying for 25-35 min at 30-40 ℃.
The invention provides a fluorescent gypsum decorative board, which comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board; the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass: 50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment; the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin. According to the invention, the original PVC film-coated decorative gypsum board is coated with a layer of fluorescent powder complexing agent, so that the decorative gypsum board can absorb external natural light under the condition of relatively strong light, the light conditions of indoor public environments such as home, office, supermarket, conference room, corridor and the like are balanced, and the warm, comfortable and natural illumination environment of the living and office environment is realized. When light is not enough, the natural light absorbed by the fluorescent gypsum decorative board is released to provide illumination and warning light to the external environment: for example, the fire safety indication outlet can be provided with a fluorescent plaster decorative plate and can provide illumination indication for the evacuated crowd in an emergency condition. Indication function: the fluorescent gypsum decorative board can be applied to crowded places such as corridors, kitchens and bathrooms, supermarkets, cinemas and ocean halls, can provide illumination in short time under insufficient illumination or dark conditions, can also play the roles of saving electric energy, saving the cost and the cost of electric installation materials and protecting environment and safety, is the same as the construction process of common PVC decorative boards, is simple to operate, reduces the construction and application cost, and improves the internal illumination environment quality of offices, houses, conference rooms, corridors and large supermarkets.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a flow chart of a process for making a fluorescent gypsum board according to the present invention;
1 is spraying roller 1, 2 is spraying roller 2, 3 is that the upper surface covers the gypsum decorative board that has the PVC membrane, 4 is the feed roller, 5 is reverse backing roll, 6 is the gypsum decorative board that has the fluorescence combined preparation of spraying, 7 is the gypsum decorative board that covers and has transparent protective layer, 8 is high temperature heat radiation drying equipment, and 9 is low temperature air-dry equipment. (ii) a
FIG. 2 is a graph showing the comparison of the effects of the fluorescent gypsum board and the gypsum decorative board in example 1 of the present invention; the left figure is a fluorescent gypsum board in example 1 of the present invention, and the right figure is a general gypsum decorative board;
FIG. 3 is a photograph of a fluorescent composite formulation of different colors according to the present invention in the dark;
FIG. 4 is a comparison graph of brightness of the finished fluorescent composite formulation of different colors.
Detailed Description
The invention provides a fluorescent gypsum decorative board, which comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board;
the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass:
50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment;
the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin.
In the invention, the surface of the gypsum decorative board is preferably compounded with a film, and then the surface of the film is coated and compounded with a fluorescent coating.
In the present invention, the film is preferably a PE film, a PVC film, a PU film, a PS film, an ABS film, a TPR film, an EVA film, a PMMA film or a nylon film, more preferably a PVC film.
The fluorescent coating is preferably prepared from a fluorescent composite preparation comprising the following components in parts by mass:
50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment.
In the present invention, the mass fraction of the mixing aid is preferably 50 to 85%, more preferably 55 to 80%, such as 50%, 55%, 60%, 65%, 70%, 75%, 80%, 85%, and preferably a range value in which any of the above values is an upper limit or a lower limit.
Taking the mass of the mixed auxiliary agent as 100%, wherein the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin; the oil is preferably vegetable oil and/or mineral oil, and the vegetable oil is one or more of tung oil, rapeseed oil and linseed oil; the mineral oil is one or more of heavy gasoline, high-boiling point kerosene and industrially treated mechanical oil; the mass fraction of the oil is preferably 70-85%, more preferably 75-80%, such as 70%, 71%, 72%, 73%, 74%, 75%, 76%, 77%, 78%, 79%, 80%, 81%, 82%, 83%, 84%, 85%, preferably a range value with any of the above values as the upper limit or the lower limit;
the aromatic hydrocarbon is preferably benzene and/or xylene, the mass fraction of the aromatic hydrocarbon is preferably 10-15%, such as 10%, 11%, 12%, 13%, 14%, 15%, and preferably a range value with any value of the above values as an upper limit or a lower limit;
the resin is preferably acrylic resin and/or asphalt, and the mass fraction of the resin is preferably 3-11%, such as 3%, 4%, 5%, 6%, 7%, 8%, 9%, 10%, 11%, and preferably ranges from any of the above values as upper or lower limits.
In the invention, the stabilizer mainly improves the stability of the total spray ink, can prevent water, improves the wear resistance and slows down the quick drying. Preferably neutral or weakly basic, transparent resins, preferably industrial waxes and/or soaps; the industrial wax is one or more of vegetable wax, animal purified wax and mineral synthetic wax. The mass fraction of the stabilizer is preferably 1.1 to 3.8%, more preferably 1.5 to 3.5%, such as 1.1%, 1.3%, 1.5%, 1.7%, 1.9%, 2.0%, 2.1%, 2.3%, 2.5%, 2.8%, 3.0%, 3.2%, 3.5%, 3.8%, and preferably a range value in which any of the above values is an upper limit or a lower limit.
In the present invention, the coagulant is preferably industrial acidified animal protein or industrial acidified plant protein, and such coagulant (coagulant) is oil soluble linear polymer, mostly ionizable in oil, and is polyelectrolyte to promote rapid flocculation of fluorescent powder structure. The mass fraction of the coagulant is preferably 1.5-5.3%, more preferably 2-5%, such as 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5%, 5%, 5.3%, and preferably any of the above values is used as the upper limit or the lower limit.
In the invention, the adhesive preparation can improve the bonding and stability performance of the mixed reagent and prevent the fluorescent auxiliary agent from falling off; preferably organic gums such as resins or aromatic hydrocarbons, more preferably rosin; the mass fraction of the binder is preferably 0.5 to 1.5%, more preferably 1.0 to 1.2%, such as 0.5%, 0.6%, 0.7%, 0.8%, 0.9%, 1.0%, 1.1%, 1.2%, 1.3%, 1.4%, 1.5%, and preferably a range value having any of the above values as an upper limit or a lower limit.
In the invention, the dispersing aid is used for promoting the fluorescent powder to disperse rapidly to realize uniform dispersion, the dispersing aid is preferably one or more of white mineral oil, diffusion oil, gasoline, animal fat oil and glycerol, the dispersing aid is preferably 1.5-7%, more preferably 2-6%, such as 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5%, 5%, 5.5%, 6%, 6.5% and 7%, and preferably ranges with any value as an upper limit or a lower limit.
In the invention, the fluorescent organic pigment can be selected according to actual needs, such as one or more of yttrium oxide (Y2O3: Eu), cerium, terbium-activated aluminate, zinc sulfide, strontium sulfide and calcium sulfide which are added in proportion. The mass fraction of the fluorescent organic coloring material is preferably 1.5 to 4.6%, more preferably 2 to 4.5%, such as 1.5%, 2%, 2.5%, 3%, 3.5%, 4%, 4.5%, and preferably a range value in which any of the above values is an upper limit or a lower limit. The smaller the particle size of the fluorescent powder is, the weaker the luminous brightness is, and the coarser the particle size of the noctilucent powder is, so that the good spraying surface quality is difficult to ensure.
In the invention, the surface of the fluorescent coating is also compounded with the transparent protective layer to prevent the sprayed paint from falling off or being damaged externally, so that the sprayed surface of the decorative plate after spraying is well protected, and the sprayed surface of the decorative plate is well isolated from the external environment. The transparent protective layer is preferably a transparent organic glass, such as a polymethylmethacrylate layer.
The invention also provides a preparation process of the fluorescent gypsum board, which comprises the following steps:
A) heating and mixing the mixed auxiliary agent, the stabilizing agent, the coagulant, the bonding auxiliary agent, the dispersing auxiliary agent and the fluorescent organic pigment, and filtering to obtain a fluorescent composite preparation;
B) coating the fluorescent composite preparation on the surface of a spraying roller body through a fancy spraying device, allowing the gypsum decorative plate coated with the film to pass between the spraying roller body and a lower carrier roller, and spraying the fluorescent composite preparation on the surface of the film;
C) b), conveying the gypsum decorative board sprayed with the fluorescent composite preparation obtained in the step B) into drying equipment through a conveying device, and drying to obtain a gypsum decorative board compounded with a fluorescent coating;
D) and compounding a transparent protective layer on the surface of the fluorescent coating to obtain the fluorescent gypsum board.
In the present invention, the kinds and amounts of the mixing aid, the stabilizer, the accelerator, the bonding aid, the dispersing aid, and the fluorescent organic colorant are the same as those of the mixing aid, the stabilizer, the accelerator, the bonding aid, the dispersing aid, and the fluorescent organic colorant described above, and the description thereof is omitted.
The invention adds the mixing auxiliary agent, the stabilizing agent, the coagulant, the bonding auxiliary agent, the dispersing auxiliary agent and the organic pigment in sequence according to the proportion, gradually heats the mixture externally, stirs and mixes the mixture, adjusts the pH value to be neutral, then filters the mixture and removes residues to obtain the fluorescent composite preparation.
In the present invention, the heating temperature is preferably 120 to 180 ℃, more preferably 130 to 170 ℃, such as 120 ℃, 130 ℃, 140 ℃, 150 ℃, 160 ℃, 170 ℃ and 180 ℃, and preferably any of the above values is used as an upper limit or a lower limit.
In the process of preparing the fluorescent composite preparation, the used mixing equipment generally adopts a glass, ceramic or plastic container to reduce the influence on the organic fluorescent composite preparation, metal objects are prevented from being used by stirring and dispersing, and metal cations are easy to influence the charge of the fluorescent composite preparation.
After the fluorescent composite preparation is obtained, the fancy uniform spraying of the PVC contact surface of the gypsum decorative board is realized through the organic combination of the upper fancy spraying fluorescent composite preparation and the spraying roller body, and the spraying fluorescent board surface is protected by coating a film.
The fluorescent composite preparation is firstly conveyed to the fancy spraying device above the application roller body by the special ceramic pump body (or the material contact part is made of rubber) according to a certain flow and pressure, and the fluorescent composite preparation is uniformly and stably coated on the spraying roller body by the fancy spraying device.
The PVC film-pasted decorative gypsum board is fed according to a set direction, and the PVC film-pasted decorative gypsum board is sprayed with the fluorescent complexing agent with a certain thickness on the PVC film through the uniform rotation of the roller body in a front-back direction and the extrusion effect of the carrier roller below.
The spraying thickness can be realized by adjusting the flow and pressure of the ceramic material pump, and the gap between the roller body and the decorative gypsum board with the PVC film attached can be realized by coating the roller body before and after adjustment.
After spraying, conveying the mixture to a drying and drying box through a conveying belt for drying, wherein the drying is gradient drying, and high-temperature thermal radiation drying is firstly carried out, and the temperature of the high-temperature thermal radiation drying is 50-60 ℃, and is more preferably 55 ℃; the high-temperature thermal radiation drying time is 10-20 min, and more preferably 15 min; then, carrying out low-temperature air drying, wherein the temperature of the low-temperature air drying is preferably 30-40 ℃, and more preferably 35 ℃; the time for low-temperature air drying is preferably 25-35 min, and more preferably 30 min.
After the drying is finished, the organic glass is conveyed out of the board through a belt and is cut and fixed by an artificial film covering method, and the fluorescent gypsum board is obtained.
The invention provides a fluorescent gypsum decorative board, which comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board; the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass: 50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment; the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin. According to the invention, the original PVC film-coated decorative gypsum board is coated with a layer of fluorescent powder complexing agent, so that the decorative gypsum board can absorb external natural light under the condition of relatively strong light, the light conditions of indoor public environments such as home, office, supermarket, conference room, corridor and the like are balanced, and the warm, comfortable and natural illumination environment of the living and office environment is realized. When light is not enough, the natural light absorbed by the fluorescent gypsum decorative board is released to provide illumination and warning light to the external environment: for example, the fire safety indication outlet can be provided with a fluorescent plaster decorative plate and can provide illumination indication for the evacuated crowd in an emergency condition. Indication function: the fluorescent gypsum decorative board can be applied to crowded places such as corridors, kitchens and bathrooms, supermarkets, cinemas and ocean halls, can provide illumination in short time under insufficient illumination or dark conditions, can also play the roles of saving electric energy, saving the cost and the cost of electric installation materials and protecting environment and safety, is the same as the construction process of common PVC decorative boards, is simple to operate, reduces the construction and application cost, and improves the internal illumination environment quality of offices, houses, conference rooms, corridors and large supermarkets.
In order to further illustrate the present invention, the following detailed description of a fluorescent gypsum decorative board and a manufacturing process thereof according to the present invention will be given with reference to examples, which should not be construed as limiting the scope of the present invention.
Example 1
The raw material formula is as follows:
the fluorescent compound preparation comprises the following components in parts by weight: 83.5% of mixing auxiliaries (80% of tung oil or rapeseed oil, 16% of xylene and 4% of acrylic resin), 3.4% of mineral synthetic wax (stabilizer), 2.6% of industrial acidified animal and vegetable protein (coagulant), 1.5% of rosin (binder), 6.4% of white mineral oil (dispersing aid), 2.6% of zinc sulfide (fluorescent organic pigment).
Adding the raw materials into nonmetal mixing and compounding equipment according to the formula, heating to 150 ℃, mixing, and filtering to obtain the fluorescent composite preparation.
(1) The fluorescent composite preparation is conveyed to a fancy spraying device above the application roller body through a special ceramic pump body (or the material contact part is made of rubber) according to a certain flow and pressure, and the fluorescent composite preparation is uniformly and stably coated on the spraying roller body through the fancy spraying device.
(2) The rotation spraying is realized through different rotation directions and rotating speeds of the spraying roller body, the decorative gypsum board pasted with the PVC film is fed according to the direction of a drawing 1, and the fluorescent complexing agent with a certain thickness is sprayed on the PVC film of the decorative gypsum board pasted with the PVC film through the uniform rotation of the roller body in a directional mode and the extrusion effect of a carrier roller below the roller body in a front-back mode.
(3) The spraying thickness can be realized by adjusting the flow and pressure of the ceramic material pump, and the gap between the roller body and the decorative gypsum board with the PVC film attached can be realized by coating the roller body before and after adjustment.
(4) After the spraying is finished, the mixture is conveyed to a drying and drying box through a conveying belt for drying treatment, and is dried for 15min at high temperature of 55 ℃ by heat radiation and is air-dried for 30min at low temperature of 35 ℃.
(5) After the drying is finished, the organic glass is conveyed out of the plate through a belt and is cut and fixed by manual film covering, and the process is finished and the plastic film package is covered outside.
The fluorescent gypsum boards obtained in example 1 were subjected to fluorescence property tests, and the results are shown in Table 1,
table 1 test of the luminescence properties of the fluorescent plasterboards of example 1
As can be seen from table 1, the fluorescent gypsum decorative sheet has fluorescent light emission characteristics as compared with the ordinary decorative gypsum board.
Secondly, the fluorescent gypsum decorative board has different lighting and illumination areas according to different time periods of receiving external lighting intensity and illumination.
And the light source brightness and the light emitting time are equal, and the light emitting effect of the fluorescent gypsum decorative plate can replace an emergency lighting lamp in a dark environment to realize the emergency lighting characteristic.
And fourthly, determining the illumination angle of the fluorescent gypsum decorative board according to the angle for mounting the gypsum board.
Condition of human eyes in full darknessThe observed light was very weak at 0.00032cd/m2The time for the brightness of the fluorescent gypsum decorative board to decay below the brightness can reach more than 3600 minutes, namely, the fluorescent gypsum decorative board can continuously emit light for 3600 minutes (6 hours), and theoretically, the fluorescent gypsum decorative board can be seen by human eyes.
Sixthly, the light absorption, luminescence and steady-state emergency characteristics of the fluorescent gypsum decorative board can be realized by the process of spraying the fluorescent composite preparation, the steady state of the fluorescent preparation can be realized by the coated polymethyl methacrylate, the environment cannot be polluted, the light transmittance can be improved, and the light source is taken from natural light, external light and other light sources, so that the secondary application of light is realized, the waste loss of light is avoided, the energy is saved, and the emission is reduced.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A fluorescent gypsum decorative board comprises a gypsum decorative board and a fluorescent coating coated on the surface of the gypsum decorative board;
the fluorescent coating is prepared from a fluorescent composite preparation containing the following components in parts by mass:
50-85% of mixed auxiliary agent, 1.1-3.8% of stabilizer, 1.5-3.5% of coagulant, 0.5-1.5% of adhesive agent, 1.5-7% of dispersing auxiliary agent and 1.5-4.6% of fluorescent organic pigment;
the mixed auxiliary agent comprises 70-85% of oil, 10-15% of aromatic hydrocarbon and 3-11% of resin.
2. The fluorescent gypsum decorative board of claim 1, wherein the oil in the mixing aid is vegetable oil and/or mineral oil, and the vegetable oil is one or more of tung oil, rapeseed oil and linseed oil; the mineral oil is one or more of heavy gasoline, high-boiling point kerosene and industrially treated mechanical oil.
3. The fluorescent gypsum board of claim 1, wherein the stabilizer is an industrial wax and/or soap; the industrial wax is one or more of vegetable wax, animal purified wax and mineral synthetic wax.
4. The fluorescent gypsum board of claim 1, wherein the coagulant is an industrially acidified animal protein or an industrially acidified plant protein.
5. The fluorescent gypsum board of claim 1, wherein the adhesive formulation is an organic glue.
6. The fluorescent gypsum board of claim 1, wherein the dispersing aid is one or more of white mineral oil, diffusion oil, gasoline, animal fat oil, and glycerin.
7. The fluorescent gypsum board of any one of claims 1-6, wherein the fluorescent gypsum decorative board further comprises a transparent protective layer compounded on the surface of the fluorescent coating;
the transparent protective layer is a polymethyl methacrylate layer.
8. The process for preparing a fluorescent gypsum board according to claim 1, comprising the steps of:
A) heating and mixing the mixed auxiliary agent, the stabilizing agent, the coagulant, the bonding auxiliary agent, the dispersing auxiliary agent and the fluorescent organic pigment, and filtering to obtain a fluorescent composite preparation;
B) coating the fluorescent composite preparation on the surface of a spraying roller body through a fancy spraying device, allowing the gypsum decorative plate coated with the film to pass between the spraying roller body and a lower carrier roller, and spraying the fluorescent composite preparation on the surface of the film;
C) b), conveying the gypsum decorative board sprayed with the fluorescent composite preparation obtained in the step B) into drying equipment through a conveying device, and drying to obtain a gypsum decorative board compounded with a fluorescent coating;
D) and compounding a transparent protective layer on the surface of the fluorescent coating to obtain the fluorescent gypsum board.
9. The process of claim 8, wherein the film of the gypsum decorative board film in step B) is PE film, PVC film, PU film, PS film, ABS film, TPR film, EVA film, PMMA film or nylon film.
10. The preparation process of claim 8, wherein the drying in step C) is performed by first drying at 50-60 ℃ for 10-20 min, and then drying at 30-40 ℃ for 25-35 min.
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