CN113152835A - Anti-static calcium sulfate plate and preparation method thereof - Google Patents

Anti-static calcium sulfate plate and preparation method thereof Download PDF

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Publication number
CN113152835A
CN113152835A CN202110411749.5A CN202110411749A CN113152835A CN 113152835 A CN113152835 A CN 113152835A CN 202110411749 A CN202110411749 A CN 202110411749A CN 113152835 A CN113152835 A CN 113152835A
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China
Prior art keywords
layer
conductive
penetrant
calcium sulfate
plate
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CN202110411749.5A
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Chinese (zh)
Inventor
李跃
严萍
沈柯臣
王墨匀
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Hubei Jipeike Environmental Protection Technology Co ltd
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Hubei Jipeike Environmental Protection Technology Co ltd
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Priority to CN202110411749.5A priority Critical patent/CN113152835A/en
Publication of CN113152835A publication Critical patent/CN113152835A/en
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
    • B24B7/20—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground
    • B24B7/22—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor characterised by a special design with respect to properties of the material of non-metallic articles to be ground for grinding inorganic material, e.g. stone, ceramics, porcelain
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B13/00—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
    • B32B13/04—Layered products comprising a a layer of water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such water setting substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
    • E04F15/181—Insulating layers integrally formed with the flooring or the flooring elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/28—Multiple coating on one surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2419/00—Buildings or parts thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2471/00—Floor coverings

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Floor Finish (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses an anti-static calcium sulfate plate and a preparation method thereof, wherein the anti-static calcium sulfate plate comprises a UV conductive wear-resistant layer, a UV conductive finish paint layer, a pattern layer, a first UV conductive primer layer, a putty layer, a first UV penetrant layer, a calcium sulfate base material layer, a second UV penetrant layer, a second UV conductive primer layer, an adhesive layer and a color coating plate which are sequentially connected from top to bottom; the anti-static calcium sulfate plate has the characteristics of excellent water resistance, corrosion resistance, wear resistance and high conductivity, and in addition, the surface layer of the anti-static calcium sulfate plate is free of an adhesive layer, so that the problems of upwarp and hollowing of the surface layer of the plate caused by falling of glue are effectively avoided.

Description

Anti-static calcium sulfate plate and preparation method thereof
Technical Field
The invention relates to the technical field of plates, in particular to an anti-static calcium sulfate plate and a preparation method thereof.
Background
Antistatic floors are also called dissipative floors. The working principle of electrostatic floors is to conduct static electricity into the ground through the layer of material on the surface of the floor. As is known, the earth is the medium for the propagation of static electricity, and the electrostatic floor is the means for connecting the earth to the static electricity generated at the workplace. The system is widely applied to various professional machine rooms such as computer centers, communication centers, data centers, broadcast television transmitting centers, power control dispatching centers, microwave communication stations, satellite ground stations, mobile communication, program-controlled telephone exchanges, radio and television station editing control and the like, computer, communication, electronic and optical equipment production workshops such as integrated circuits and the like, hospital operating rooms, anesthesia rooms, electronic image examination rooms and other inflammable and explosive places sensitive to static electricity, petrochemical industry and the like, cultural entertainment centers, star hotels, intelligent office buildings and the like.
The anti-static floor adopted at present mainly comprises an all-steel anti-static floor and a calcium sulfate anti-static floor. The bottom plate of the all-steel anti-static floor is made of a deep-drawing steel plate, the panel is made of a hard SPCC steel plate, an upper steel plate and a lower steel plate are punched and formed by spot welding, the appearance of the all-steel anti-static floor is phosphorized and then subjected to plastic spraying treatment, a hollow shell in the middle is filled with foaming cement, a stable bearing structure is formed after maintenance, and a high-wear-resistance anti-static HPL veneering surface can be adhered to the upper surface of the all-steel anti-static floor; the calcium sulfate antistatic floor adopts a calcium sulfate substrate, the top of the calcium sulfate antistatic floor is adhered with a common PVC surface HPL surface and an antistatic ceramic floor tile by glue, and the side edges of the calcium sulfate antistatic floor are covered with ABS (acrylonitrile butadiene styrene) or are decorated with PVC static conductive edge strips. Above two kinds of floors all adopt collocation networking support side pipe crossbeam, the screw equipment, what prevent that static floor surface course adopts moreover all is to spout gluey bonding technique, still has a lot of problems, and the glue that sprays burns easily in the air and explodes, still can produce a large amount of formaldehyde. After the surface layers such as the steel plate, the PVC, the HPL and the like are pasted on the floor for a long time, the glue falls off, and the surface layers are warped and hollowly; the abnormal noise and the incomplete static dissipation of the floor can be caused, the real static prevention effect cannot be achieved, and equipment failure is caused; when the steel plate is used, the steel plate can rust for a long time, the bearing capacity can not meet the requirement, and safety accidents such as floor collapse and the like can easily occur.
Disclosure of Invention
The anti-static calcium sulfate plate has the advantages of excellent water resistance, corrosion resistance, wear resistance and high conductivity by arranging each layer, and in addition, the surface layer of the anti-static calcium sulfate plate is free of an adhesive layer, so that the problems of upwarping and hollowing of the surface layer of the plate caused by falling of glue are effectively avoided.
In order to achieve the above purpose of the present invention, the following technical solutions are adopted:
the invention provides an anti-static calcium sulfate plate, which comprises a UV conductive wear-resistant layer, a UV conductive finish paint layer, a pattern layer, a first UV conductive primer layer, a putty layer, a first UV penetrant layer, a calcium sulfate base material layer, a second UV penetrant layer, a second UV conductive primer layer, an adhesive layer and a color coating plate which are sequentially connected from top to bottom.
The application of the antistatic calcium sulfate plate is not strictly limited, for example, the antistatic calcium sulfate plate can be applied in any site and scene according to the performance requirement of the required plate; in particular, the antistatic calcium sulfate sheet material can be used as a floor or a wallboard.
Preferably, the anti-static calcium sulfate plate further comprises a third UV penetrant layer and a third UV conductive primer layer;
the third UV penetrant layer is arranged on the side face of the calcium sulfate base material layer;
the third UV conductive primer layer is disposed outside the third penetrant layer.
Preferably, the UV conductive wear-resistant layer is made of XL-TD2023 epoxy acrylate resin; the UV conductive finish paint layer is made of XL-LT203 photocuring resin; the material of the pattern layer is XL-SS200 light-cured resin; the first UV conductive primer layer, the second UV conductive primer layer and the third UV conductive primer layer are made of XL-NM550 light-cured resin; the first UV penetrant layer, the second UV penetrant layer and the third UV penetrant layer are made of XL-DQ202 photocuring resin; the adhesive layer is made of polyvinyl alcohol.
Preferably, the thickness of the UV conductive wear-resistant layer is 0.1-0.2 mm; the thickness of the UV conductive finish coat layer is 0.08-0.12 mm; the thickness of the pattern layer is 0.03-0.08 mm; the thickness of the putty layer is 0.1-0.3 mm; the thicknesses of the first UV conductive primer layer, the second UV conductive primer layer and the third UV conductive primer layer are 0.08-0.12 mm; the thicknesses of the first UV penetrant layer, the second UV penetrant layer and the third UV penetrant layer are 0.01-0.12 mm; the thickness of the adhesive layer is 0.1-0.3 mm.
The second aspect of the invention provides a preparation method of an anti-static calcium sulfate plate, which comprises the following steps:
(a) sanding and dedusting the bottom surface of the calcium sulfate base material, then paving and drying a UV penetrant to form a second UV penetrant layer, and paving and drying a UV conductive primer on the surface of the second UV penetrant layer to form a second UV conductive primer layer; bonding a color-coated plate on the surface of the second UV conductive primer layer to obtain a bottom processing plate;
(b) sanding and dedusting the side face of the bottom face processing plate, then paving and drying a UV penetrant to form a third UV penetrant layer, paving and drying a UV conductive primer on the surface of the third UV penetrant layer to form a third UV conductive primer layer, and thus obtaining the side face processing plate;
(c) sanding the top surface of the side processing plate, removing dust, then, laying UV penetrant and drying, forming a first UV penetrant layer, coating putty and drying on the surface of the first UV penetrant layer, forming a putty layer, sanding the surface of the putty layer, removing dust, then laying UV conductive primer and drying, forming a first UV conductive primer layer, printing patterns on the surface of the first UV conductive primer layer, forming a pattern layer, laying UV conductive finish paint and drying on the surface of the pattern layer, forming a UV conductive finish paint layer, laying UV conductive wear-resistant paint on the surface of the UV conductive finish paint layer and drying, forming a UV conductive wear-resistant layer, and obtaining the anti-static calcium sulfate plate.
Preferably, the calcium sulphate substrate is obtained by pressing gypsum under high pressure conditions of 400T.
Preferably, the gypsum is phosphogypsum, desulfurized gypsum, titanium gypsum or natural gypsum.
Preferably, the number of the sand paper used for sanding is 400.
Preferably, the drying mode of the putty is infrared irradiation drying.
Preferably, the drying mode of the UV penetrant, the UV conductive primer, the UV conductive finish paint and the UV conductive wear-resistant paint is ultraviolet irradiation.
Compared with the prior art, the invention has the beneficial effects that at least:
the anti-static calcium sulfate plate has the characteristics of excellent water resistance, corrosion resistance, wear resistance and high conductivity, and in addition, the surface layer of the anti-static calcium sulfate plate is free of an adhesive layer, so that the problems of upwarp and hollowing of the surface layer of the plate caused by falling of glue are effectively avoided.
The calcium sulfate base material layer in the preparation method is subjected to high-pressure forming in a 400t hydraulic press, the density of the product is not high, the product can be sawed and planed, and the calcium sulfate base material layer can be widely used as an overhead plate of public buildings and civil buildings or a household assembled floor heating plate and the like; in addition, in the preparation method, the UV penetrant layer is firmly bonded with the calcium sulfate base material by a UV penetration process on the surface, the bottom surface and the side surface of the standard base material, so that the calcium sulfate base material is isolated from the outside air, and the waterproof and moistureproof effects are achieved; and the UV penetrant layer is filled with putty, so that the board is free of pore flaws; then, sequentially paving UV conductive primer, printed patterns and UV conductive finish on the surface of the putty, so that the attractiveness and the conductivity of the plate can be ensured, and meanwhile, a conductive environment-friendly UV conductive wear-resistant layer is coated on the UV conductive finish in a rolling manner, so that the high wear resistance, corrosion resistance, waterproofness and high conductivity of the plate are ensured; then, sticking a color-coated plate at the bottom of the plate to improve the concentrated load and the ultimate load of the plate; the anti-static calcium sulfate plate prepared by the preparation method has the characteristics of high water resistance, corrosion resistance, no peeling or dusting, high conductivity, attractive appearance, high wear resistance and the like.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of an explosion structure of an anti-static calcium sulfate plate according to an embodiment of the present invention;
in the attached drawings, 1-an antistatic calcium sulfate plate; 2-a UV conductive wear layer; 3-UV conductive finish paint layer; 4-a pattern layer; 5-a first UV conductive primer layer; 6-putty layer; 7-a first UV penetrant layer; 8-calcium sulfate base material layer; 9-a second UV penetrant layer; 10-a second UV conductive primer layer; 11-an adhesive layer; 12-color coated board; 13-a third UV penetrant layer; 14-a third UV conductive primer layer.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the following embodiments. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
As shown in fig. 1, an embodiment of the present invention provides an anti-static calcium sulfate plate, where the anti-static calcium sulfate plate 1 includes, sequentially connected from top to bottom, a UV conductive wear-resistant layer 2, a UV conductive finish paint layer 3, a pattern layer 4, a first UV conductive primer layer 5, a putty layer 6, a first UV penetrant layer 7, a calcium sulfate substrate layer 8, a second UV penetrant layer 9, a second UV conductive primer layer 10, an adhesive layer 11, and a color-coated plate 12.
In one embodiment, the antistatic calcium sulfate sheet further comprises a third UV penetrant layer 13 and a third UV conductive primer layer 14;
the third UV penetrant layer 13 is arranged on the side face of the calcium sulfate base material layer 8;
the third UV conductive primer layer 14 is disposed outside the third penetrant layer 13.
According to the anti-static calcium sulfate plate 1, the first UV penetrant layer 7, the second UV penetrant 9 and the third UV penetrant layer 13 are arranged, so that the calcium sulfate base material layer 8 can be completely isolated from being contacted with the outside, the waterproof and moistureproof purposes are achieved, the putty layer 6 can fill the surface of the first UV penetrant layer 7, no pore defect of the plate is guaranteed, and the sealing effect is better improved; the first UV conductive primer layer 5, the pattern layer 4 and the UV conductive finish paint layer 3 which are conductive and environment-friendly are formed on the surface of the putty layer 6, so that the attractiveness and the conductivity of the plate can be guaranteed, and meanwhile, the conductive and environment-friendly UV conductive wear-resistant layer 2 is coated on the UV conductive finish paint layer 3 in a rolling manner, so that the high wear resistance, corrosion resistance, waterproofness and high conductivity of the plate are guaranteed; and a second UV conductive primer layer 10, an adhesive layer 11 and a color-coated plate are sequentially formed on the surface of the second UV penetrant layer 9, so that the conductivity can be improved, and the concentrated load and the ultimate load of the plate can be improved.
The material of each layer is not strictly limited, for example, the conventional material in the field can be selected according to actual needs; in one embodiment, the material of the UV conductive wear-resistant layer 2 may be XL-TD2023 epoxy acrylate resin; the UV conductive finish paint layer 3 can be XL-LT203 photocureable resin; the material of the pattern layer 4 can be XL-SS200 light-cured resin; the first UV conductive primer layer 5, the second UV conductive primer layer 10 and the third UV conductive primer layer 14 can be XL-NM550 light-cured resin; the first UV penetrant layer 7, the second UV penetrant layer 9 and the third UV penetrant layer 13 can be made of XL-DQ202 light-cured resin; the adhesive layer may be polyvinyl alcohol.
In some embodiments, the thickness of the UV conductive wear-resistant layer 2 may be any value between 0.1mm and 0.2mm, and specifically may be 0.1mm, 0.15mm, or 0.2 mm; the thickness of the UV conductive finish paint layer 3 can be any value between 0.08mm and 0.12mm, and specifically can be 0.08mm, 0.1mm or 0.12 mm; the thickness of the pattern layer 4 can be any value between 0.03mm and 0.08mm, and specifically can be 0.03mm, 0.05mm or 0.08 mm; the thickness of the putty layer 6 can be any value between 0.1mm and 0.3mm, and specifically can be 0.1mm, 0.2mm or 0.3 mm; the thicknesses of the first UV conductive primer layer 5, the second UV conductive primer layer 10 and the third UV conductive primer layer 14 can be any value between 0.08 and 0.12mm respectively, and specifically can be any value of 0.08mm, 0.1mm and 0.12mm respectively; the thicknesses of the first UV penetrant layer 7, the second UV penetrant layer 9 and the third UV penetrant layer 13 can be any value between 0.08mm and 0.12mm respectively, and specifically can be any value of 0.08mm, 0.1mm and 0.12mm respectively; the thickness of the adhesive layer 11 may be any value between 0.1mm and 0.3mm, and specifically may be 0.1mm, 0.2mm, or 0.3 mm.
The embodiment of the invention also provides a preparation method of the anti-static calcium sulfate plate, which comprises the following steps:
(a) sanding and dedusting the bottom surface of the calcium sulfate base material, then paving and drying a UV penetrant to form a second UV penetrant layer, and paving and drying a UV conductive primer on the surface of the second UV penetrant layer to form a second UV conductive primer layer; bonding a color-coated plate on the surface of the second UV conductive primer layer to obtain a bottom processing plate;
(b) sanding and dedusting the side face of the bottom face processing plate, then paving and drying a UV penetrant to form a third UV penetrant layer, paving and drying a UV conductive primer on the surface of the third UV penetrant layer to form a third UV conductive primer layer, and thus obtaining the side face processing plate;
(c) sanding and dedusting the top surface of the side processing plate, then paving and drying a UV penetrating agent to form a first UV penetrating agent layer, coating putty on the surface of the first UV penetrating agent layer and drying to form a putty layer, sanding and dedusting the surface of the putty layer, then paving and drying a UV conductive primer, forming a first UV conductive primer layer, printing patterns on the surface of the first UV conductive primer layer to form a pattern layer, paving and drying a UV conductive finish paint on the surface of the pattern layer to form a UV conductive finish paint layer, paving and drying a UV conductive wear-resistant paint on the surface of the UV conductive finish paint layer to form a UV conductive wear-resistant layer, laminating the surface of the UV conductive wear-resistant layer to form a protective film layer, and thus obtaining the anti-static calcium sulfate plate.
In one embodiment, the substrate layer 8 of calcium sulfate is obtained by pressing gypsum under high pressure conditions of 400T.
The type of gypsum is not strictly limited, for example, the conventional gypsum type in the field can be selected according to actual needs; specifically, in one embodiment, the gypsum is phosphogypsum; in other embodiments, the gypsum may be any one of desulfurized gypsum, titanium gypsum, and natural gypsum.
In order to improve the sanding effect, in one embodiment, the number of the sandpaper used for sanding is 400.
In one embodiment, the putty is dried by infrared radiation.
In one embodiment, the UV penetrant, the UV conductive primer, the UV conductive topcoat and the UV conductive abrasion resistant coating are dried by UV irradiation.
The technical solution of the present invention is further described in detail by the following specific examples.
Example 1
The embodiment is an anti-static calcium sulfate plate, as shown in fig. 1, the anti-static calcium sulfate plate 1 includes a UV conductive wear-resistant layer 2, a UV conductive finish paint layer 3, a pattern layer 4, a first UV conductive primer layer 5, a putty layer 6, a first UV penetrant layer 7, a calcium sulfate base layer 8, a second UV penetrant layer 9, a second UV conductive primer layer 10, an adhesive layer 11, and a color-coated plate 12, which are sequentially connected from top to bottom;
the anti-static calcium sulfate plate 1 further comprises a third UV penetrant layer 13 and a third UV conductive primer layer 14;
the third UV penetrant layer 13 is arranged on the side face of the calcium sulfate base material layer 8;
the third UV conductive primer layer 14 is disposed outside the third penetrant layer 13.
Example 2
The embodiment is a preparation method of an anti-static calcium sulfate plate, which comprises the following steps:
(a) pressing phosphogypsum to obtain a calcium sulfate base material by adopting an up-and-down water filtering mode under the high pressure of 400t, naturally curing for 48h, drying at 180 ℃, and carrying out size processing to obtain a calcium sulfate base material layer 8;
sanding and dedusting the bottom surface of the calcium sulfate base material layer 8 by using 400-mesh abrasive paper, then paving a UV penetrant on the bottom surface of the calcium sulfate base material layer by using a double-stick coater, drying the UV penetrant layer in a UV dryer to form a second UV penetrant layer 9, paving a UV conductive primer on the surface of the second UV penetrant layer 9 by using an infrared leveling machine, and drying the UV conductive primer by using the UV dryer to form a second UV conductive primer layer 10; spraying glue on the surface of the second UV conductive primer layer 10 to form a glue layer 11, and then adhering a color-coated plate 12 to obtain a bottom surface processing plate;
(b) sanding and dedusting the side surface of the bottom processing plate by using 400-mesh abrasive paper, then paving a UV penetrant by using a double-stick coater, placing the UV penetrant in a UV dryer for drying to form a third UV penetrant layer 13, paving a UV conductive primer on the surface of the third UV penetrant layer 13 by using an infrared leveling machine, and drying by using the UV dryer to form a third UV conductive primer layer 14, thereby obtaining a side processing plate;
(c) sanding and dedusting the top surface of the side processing plate by 400 mu of abrasive paper, then paving UV penetrant by a double-roller coater, placing the UV penetrant in a UV dryer for drying to form a first UV penetrant layer 7, coating putty on the surface of the first UV penetrant layer 7, drying by infrared irradiation to form a putty layer 6, sanding and dedusting the surface of the putty layer 6 by 400 mu of abrasive paper, then paving UV conductive primer by an infrared leveling machine, placing the UV conductive primer in the UV dryer for drying to form a first UV conductive primer layer 5, printing patterns on the surface of the first UV conductive primer layer to form a pattern layer 4, paving UV conductive finish on the surface of the pattern layer 4 by the infrared leveling machine, placing the UV conductive finish in the UV dryer for drying to form a UV conductive finish layer 3, paving UV conductive wear-resistant paint on the surface of the UV conductive finish layer 3 by the infrared leveling machine, placing the UV conductive wear-resistant paint in the UV dryer for drying, and forming a UV conductive wear-resistant layer 2 to obtain the anti-static calcium sulfate plate 1.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims (10)

1. The utility model provides an prevent static calcium sulfate panel which characterized in that, prevent static calcium sulfate panel includes that the UV that from the top down connects gradually conducts wearing layer, the electrically conductive finish paint layer of UV, decorative pattern layer, the electrically conductive priming paint layer of first UV, putty layer, first UV penetrant layer, calcium sulfate substrate layer, second UV penetrant layer, the electrically conductive priming paint layer of second UV, adhesive layer and color-coated board.
2. The antistatic calcium sulfate board of claim 1, further comprising a third UV penetrant layer and a third UV conductive primer layer;
the third UV penetrant layer is arranged on the side face of the calcium sulfate base material layer;
the third UV conductive primer layer is disposed outside the third penetrant layer.
3. The antistatic calcium sulfate plate as claimed in claim 2, wherein the UV conductive wear-resistant layer is made of XL-TD2023 epoxy acrylate resin; the UV conductive finish paint layer is made of XL-LT203 photocuring resin; the material of the pattern layer is XL-SS200 light-cured resin; the first UV conductive primer layer, the second UV conductive primer layer and the third UV conductive primer layer are made of XL-NM550 light-cured resin; the first UV penetrant layer, the second UV penetrant layer and the third UV penetrant layer are made of XL-DQ202 photocuring resin; the adhesive layer is made of polyvinyl alcohol.
4. The antistatic calcium sulfate plate as claimed in claim 2, wherein the thickness of the UV conductive wear-resistant layer is 0.1-0.2 mm; the thickness of the UV conductive finish coat layer is 0.08-0.12 mm; the thickness of the pattern layer is 0.03-0.08 mm; the thickness of the putty layer is 0.1-0.3 mm; the thicknesses of the first UV conductive primer layer, the second UV conductive primer layer and the third UV conductive primer layer are 0.08-0.12 mm; the thicknesses of the first UV penetrant layer, the second UV penetrant layer and the third UV penetrant layer are 0.01-0.12 mm; the thickness of the adhesive layer is 0.1-0.3 mm.
5. The preparation method of the antistatic calcium sulfate plate as claimed in any one of claims 1 to 4, which is characterized by comprising the following steps:
(a) sanding and dedusting the bottom surface of the calcium sulfate base material, then paving and drying a UV penetrant to form a second UV penetrant layer, and paving and drying a UV conductive primer on the surface of the second UV penetrant layer to form a second UV conductive primer layer; bonding a color-coated plate on the surface of the second UV conductive primer layer to obtain a bottom processing plate;
(b) sanding and dedusting the side face of the bottom face processing plate, then paving and drying a UV penetrant to form a third UV penetrant layer, paving and drying a UV conductive primer on the surface of the third UV penetrant layer to form a third UV conductive primer layer, and thus obtaining the side face processing plate;
(c) sanding the top surface of the side processing plate, removing dust, then, laying UV penetrant and drying, forming a first UV penetrant layer, coating putty and drying on the surface of the first UV penetrant layer, forming a putty layer, sanding the surface of the putty layer, removing dust, then laying UV conductive primer and drying, forming a first UV conductive primer layer, printing patterns on the surface of the first UV conductive primer layer, forming a pattern layer, laying UV conductive finish paint and drying on the surface of the pattern layer, forming a UV conductive finish paint layer, laying UV conductive wear-resistant paint on the surface of the UV conductive finish paint layer and drying, forming a UV conductive wear-resistant layer, and obtaining the anti-static calcium sulfate plate.
6. The method of claim 5, wherein the calcium sulfate base material is obtained by pressing gypsum under a high pressure of 400T.
7. The method of claim 5, wherein the gypsum is phosphogypsum, desulfurized gypsum, titanium gypsum or natural gypsum.
8. The method for preparing the abrasive paper according to claim 5, wherein the number of the sand paper used for sanding is 400.
9. The method for preparing the putty as recited in claim 5, wherein the putty is dried by infrared irradiation.
10. The preparation method of claim 5, wherein the UV penetrant, the UV conductive primer, the UV conductive topcoat and the UV conductive wear-resistant coating are dried by ultraviolet irradiation.
CN202110411749.5A 2021-04-16 2021-04-16 Anti-static calcium sulfate plate and preparation method thereof Pending CN113152835A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113954458A (en) * 2021-10-26 2022-01-21 苏州新颖新材料科技股份有限公司 Environment-friendly PCM color precoating plate and preparation method thereof
WO2023012660A1 (en) * 2021-08-05 2023-02-09 3M Innovative Properties Company Triboelectric film laminate based on conductive primer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023012660A1 (en) * 2021-08-05 2023-02-09 3M Innovative Properties Company Triboelectric film laminate based on conductive primer
CN113954458A (en) * 2021-10-26 2022-01-21 苏州新颖新材料科技股份有限公司 Environment-friendly PCM color precoating plate and preparation method thereof

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