CN210082599U - Corrosion-resistant antistatic decorative table top board - Google Patents
Corrosion-resistant antistatic decorative table top board Download PDFInfo
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- CN210082599U CN210082599U CN201920414465.XU CN201920414465U CN210082599U CN 210082599 U CN210082599 U CN 210082599U CN 201920414465 U CN201920414465 U CN 201920414465U CN 210082599 U CN210082599 U CN 210082599U
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Abstract
The utility model discloses a corrosion-resistant antistatic decoration deck plate. The countertop comprises a base plate layer, and an antistatic layer, an adhesive layer and a corrosion-resistant antistatic decorative layer which are symmetrically arranged on the upper surface and the lower surface of the base plate layer from inside to outside in sequence. The table panel is formed at one step through high temperature and high pressure. This application combines together as surface decoration material with the polyurethane acrylic resin layer that adds the photocuring of ethoxylation amine antistatic agent and thermosetting dual curing system and decorates the paper layer, adopts carbon crystal paper as antistatic layer, under the effect of other composite layers, has obtained the decoration deck plate that has obvious antistatic effect, decoration deck plate be two-sided decoration, symmetrical structure, surface resistance is less than or equal to 107' omega. The decorative table top board has strong antistatic performance, achieves the effect of light and complete protection of the table top board, can also be used for preparing multicolor and diversified experiment table top boards, and has good application prospect.
Description
Technical Field
The utility model belongs to the technical field of antistatic decorative board. In particular to a corrosion-resistant antistatic decorative table board. In particular to a decorative table top board for experiments.
Background
The laboratory is one of the most important equipments in the laboratory, and various chemical or physical experiments of experimenters need to be completed on the laboratory, and a large number of experimental processes can not be left in each science and technology early-stage experiment. Therefore, under the condition that scientific technology is rapidly developed in all aspects, the demand of the test bed and the table board thereof is large, and the table board of the test bed has to have excellent performances of corrosion resistance, fire resistance and the like in the experimental process.
At present, the laboratory tabletop materials mainly comprise epoxy resin boards, solid physicochemical boards, industrial ceramics, natural stone materials and the like, and the mainstream materials are the solid physicochemical boards and the epoxy resin boards. Most of the currently used laboratory table top materials are organic resin composite boards which are non-conductive materials, and the common problems are that static electricity cannot be released and led out in the use process, and the volume resistivity of the composite boards can be generally as high as 1010～1020Omega cm, which is easy to accumulate static electricity to cause danger, and may accumulate safety accidents such as explosion, fire and the like in the test process; in addition, most of the surfaces of the table boards without conductive performance adsorb dust due to static electricity in the using process, and the appearance, the sanitation and the functionality of the commodities are greatly influenced.
In order to prevent the occurrence of safety accidents, the method of generating static electricity by placing has been developed, and the method of preventing the generation of static electricity on the surface of the table board mainly comprises an air ionization method, a wetting method, a metal contact discharge method, a radiation method, a conductive substance introduction method, a surface moisture absorption film forming method, a chemical treatment modification method, an application of an antistatic agent and the like. The conductive substance added in the polymer is generally metal powder or metal short fiber, conductive carbon black, conductive polymer short fiber and the like, so that the product has good conductivity, wherein the metal compound has good antistatic effect but high price and poor surface performance, and the powder or short fiber conductive substance is easy to agglomerate in the polymer and is difficult to disperse uniformly or cannot be crosslinked with each other after being dispersed to play a conductive role.
Disclosure of Invention
The utility model aims at the technical problem be: the table board in the prior art, particularly a laboratory table board, cannot achieve better antistatic performance, and has a safety problem to a certain extent; the antistatic methods that have been developed are still not ideal and are detrimental to the overall performance of the countertop.
To the problem, the utility model provides a corrosion-resistant antistatic decoration deck plate. The table top plate has the advantages of impact resistance, pollution resistance, corrosion resistance and good antistatic property, and is an attractive and durable laboratory table top plate formed in one step.
The utility model is realized by the following technical proposal
A corrosion-resistant antistatic decorative table top board comprises
A substrate layer;
the antistatic layer, the bonding layer and the first corrosion-resistant antistatic decorative layer are arranged on the upper surface of the substrate layer from inside to outside in sequence;
and the antistatic layer, the bonding layer and the second corrosion-resistant antistatic decorative layer are sequentially arranged on the lower surface of the substrate layer from inside to outside.
The first corrosion-resistant antistatic decorative layer comprises a first decorative paper layer and a first coating layer arranged on the outer surface of the first decorative paper layer; the second corrosion-resistant antistatic decorative layer comprises a second decorative paper layer and a coating layer arranged on the outer surface of the second decorative paper layer;
the first decorative paper layer and the second decorative paper layer have the same or different designs or surface treatments. The first decorative paper layer and the second decorative paper layer can be single-color paper or decorative paper, and can have various designs and colors such as single color, wood grain, stone-like grain and the like, and the surface treatment has various forms such as highlight, press polish, relief surface and the like, namely, the designs and the surface treatment of the first decorative paper layer and the second decorative paper layer can be the same or different.
The first coating layer and the second coating layer are polyurethane acrylate resin layers cured by a dual curing mode of light curing and heat curing;
the antistatic agent is added into the polyurethane acrylic resin, and the addition amount of the antistatic agent is 0.3-0.7% of the mass of the polyurethane acrylic resin;
the polyurethane acrylic resin is added with a tripropylene glycol diacrylate active diluent accounting for 50% of the mass of the resin, a light curing agent accounting for 0.20-0.28%, a heat curing agent accounting for 2.0-3.0% of the mass of the resin and a release agent accounting for 0.3% of the mass of the resin.
The thickness of the first corrosion-resistant antistatic decoration layer and the second corrosion-resistant antistatic decoration layer is 0.10-0.15 mm.
According to the corrosion-resistant antistatic decorative deck board, the bonding layer is surface paper impregnated with thermosetting melamine-formaldehyde resin (the gluing amount of the resin is 140-180%, and the gluing amount refers to that the gluing amount of the resin impregnated on the surface paper accounts for 140-180% of the mass of pure surface paper before gluing); the thickness of the bonding layer is 0.03-0.05 mm.
The surface paper is bamboo pulp fiber paper.
The anti-corrosion antistatic decorative deck plate is characterized in that the antistatic layer is a carbon crystal antistatic layer, and the carbon crystal antistatic layer is quantitative 100-120 g/m2The carbon crystal paper.
The corrosion-resistant antistatic decorative deck plate comprises a base plate layer and a decorative layer, wherein the base plate layer comprises at least one kraft paper layer impregnated with thermosetting phenolic resin; the thickness of the substrate layer is 10-14 mm. (the kraft paper was weighed at 100g/m2The kraft paper was impregnated with resin and hot-pressed to a thickness of 0.1 mm. ).
The corrosion-resistant antistatic decoration deck plate is integrally formed at high temperature and high pressure, the temperature during forming is 140-160 ℃, and the pressure during forming is 5.0-6.5 MPa.
Compared with the prior art, the utility model discloses following positive beneficial effect has
Counter top among the prior art, especially the existence that counter top does not have defects such as antistatic performance for the laboratory, the utility model discloses a static that the elimination counter top surface that can be fine gathers, the utility model discloses an ethoxylation amine antistatic agent is as interior addition type antistatic agent. The antistatic agent is a chemical additive which can prevent static charge from generating or effectively dissipate the static charge and takes a surfactant as a main body, the antistatic agent is used by coating or adding on the surface of a product, the surface coating operation is simple and convenient, the using amount is less, the antistatic agent is quick-acting and wide in application range, and the defect that the antistatic effect is easily removed from the surface of the material due to friction and washing, so that the antistatic effect is lost, and only a temporary or short-term antistatic effect can be provided. The internal additive antistatic agent can be uniformly distributed in the resin, and a stable and uniform antistatic agent molecular layer with certain concentration and orientation characteristic is formed on the surface of the resin after the subsequent resin is cured and molded, so that the long-term stable and better antistatic effect is achieved. The ethoxylated amine is a non-ionic antistatic agent, and water molecules in the air and hydrophilic groups of the surfactant have high affinity, so that the hydrophilic groups of the molecules of the surfactant layer extend to one side of the air, and the lipophilic group is planted in the resin, so that the structure is stable. And simultaneously, the utility model discloses still through adopting the brilliant paper of carbon as electrically conductive matrix in the substrate, the antistatic performance of further increase deck plate.
The utility model discloses to add the polyurethane acrylic acid resin layer that has the photocuring of ethoxylation amine antistatic agent and thermosetting dual curing system and combine together as surface decoration material with decorating the ply, adopt carbon crystal paper as antistatic layer, under the effect of other composite layers, obtained the decoration deck plate that has obvious antistatic effect, decoration deck plate be two-sided decoration, symmetrical structure, surface resistance is less than or equal to 107Ώ, bulk resistance less than or equal to 107Ώ。
The corrosion-resistant antistatic decorative deck plate is integrally formed at high temperature and high pressure, interlayer combination is tight, layering and foaming are avoided, the surface of the corrosion-resistant polyurethane acrylic resin solidified as a surface material is compact and smooth, the corrosion-resistant polyurethane acrylic resin has good corrosion resistance and pollution resistance, and is resistant to corrosion of acid, alkali, organic solvents and strong oxidants, and the phenolic substrate layer also has good corrosion resistance.
The table board has smooth surface, various designs and colors such as single color, wood grain, stone-like grain and the like, various forms such as highlight, matte, relief surface and the like are treated on the surface, the subsequent processing is easy and is not damaged, and the size and the specification are various; good fireproof and antistatic performance, high strength, good acid and alkali resistance and good oxidation resistance.
The decorative table board not only achieves the effect of light and complete protection of the table board, but also can be used for preparing multicolor and diversified experiment table boards, and has good application prospect.
Drawings
FIG. 1 is a schematic view of one of the corrosion-resistant and antistatic decorative countertop panels;
FIG. 2 is a second schematic view of the corrosion-resistant and antistatic decorative countertop;
FIG. 3 is a schematic view of a corrosion-resistant anti-static decorative layer;
FIG. 4 is a second schematic view of the corrosion-resistant anti-static decoration layer;
the symbols in the figure are as follows: 1 denotes a substrate layer, 2 denotes an antistatic layer, 3 denotes an adhesive layer, 4 denotes a first corrosion-resistant antistatic decorative layer, 41 denotes a first decorative paper layer, 42 denotes a first coating layer, 5 denotes a second corrosion-resistant antistatic decorative layer, 51 denotes a second decorative paper layer, and 52 denotes a second coating layer.
Detailed Description
The technical solution of the present invention will be described in more detail through the following embodiments to facilitate understanding of the technical solution. But are not intended to limit the scope of the present invention.
The utility model provides a corrosion-resistant antistatic decoration deck plate, as shown in figure 1, this decoration deck plate includes:
a substrate layer (1);
the antistatic layer (2), the bonding layer (3) and the first corrosion-resistant antistatic decorative layer (4) are sequentially arranged on the upper surface of the substrate layer (1) from inside to outside;
and the antistatic layer (2), the bonding layer (3) and the second corrosion-resistant antistatic decorative layer (5) are sequentially arranged on the lower surface of the substrate layer from inside to outside.
Corrosion-resistant antistatic decoration deck plate including base plate layer (1), the base plate layer include at least one deck kraft paper layer that has impregnated thermosetting phenol-formaldehyde resin, the number of piles of the kraft paper that the base plate layer includes is confirmed according to actual need's thickness. In general, the thickness of the substrate layer is 10-14 mm.
The preferred kraft paper has a basis weight of 100g/m2The kraft paper was impregnated with resin and hot press molded to give a thickness of 0.1 mm.
The substrate layer plays a better supporting role for the corrosion-resistant and antistatic decorative deck plate, so that the decorative deck plate reaches a certain thickness, and the corrosion-resistant deck plate has better strength.
The preparation of the substrate layer is specifically as follows:
placing the quantitative kraft paper into thermosetting phenolic resin, dipping at the speed of 27-45 m/min, and drying at the temperature of 130-150 ℃ after dipping, wherein the machine speed during drying is 27-45 m/min; and drying to obtain the single-layer kraft layer. The kraft paper has a sizing amount of 45-60% (the sizing amount is 45-60% of the sizing amount of resin impregnated in the kraft paper based on the mass of pure surface paper before sizing), and a volatile content of 7.5-9.5% during drying (the volatile content is the percentage of moisture and volatile small molecular substances contained in the impregnated kraft paper based on the mass of the impregnated kraft paper).
In actual use, the number of kraft papers is determined according to actual use conditions, and a substrate layer is obtained by combining a plurality of kraft papers.
Corrosion-resistant antistatic decoration deck plate including antistatic layer (2), antistatic layer have two-layerly, the symmetry sets up the upper surface on base plate layer and the lower surface on base plate layer respectively.
Preferably, the antistatic layer is preferably a carbon crystal antistatic layer, namely the carbon crystal antistatic layer has the basis weight of 100-120 g/m2The carbon crystal paper.
More preferably, the thickness of the antistatic layer is 0.08-0.2 mm.
This carbon crystal antistatic layer is as electrically conductive matrix, for corrosion-resistant antistatic decoration deck plate provide higher electrically conductive effect for this corrosion-resistant antistatic deck plate reaches better antistatic effect.
The carbon crystal paper in the antistatic layer may be carbon crystal paper well known to those skilled in the art, or may be a commercially available product well known to those skilled in the art.
Corrosion-resistant antistatic decoration deck plate including adhesive linkage (3), the adhesive linkage have two-layer upper and lower two surfaces that set up on the base plate layer respectively, and be located respectively between antistatic layer and the first corrosion-resistant antistatic decorative layer and between antistatic layer and the corrosion-resistant antistatic decorative layer of second.
Preferably, the thickness of the bonding layer is 0.03-0.05 mm.
The adhesive layer is surface paper impregnated with thermosetting melamine-formaldehyde resin, wherein the gluing amount of the thermosetting melamine-formaldehyde resin is 140-180%.
Preferably, the surface layer is made of bamboo pulp fiber paper.
The adhesive layer is arranged between the corrosion-resistant antistatic decorative layer and the antistatic layer, plays a good role in fixing, and strengthens tight adhesion between each layer plate.
The preparation method of the bonding layer comprises the following steps: and (3) placing the surface paper into thermosetting melamine formaldehyde resin for dipping at a speed of 27-45 m/min, drying after dipping at a speed of 27-45 m/min, and cutting according to a required length after drying to obtain the dipped surface paper. The sizing amount of the resin is 140-180% (the sizing amount refers to the percentage of the resin impregnated on the surface paper to the mass of the surface paper is 140-180%), and the volatile matter is 8.0-10.0% (the volatile matter refers to the percentage of the water and volatile small molecular matters contained in the impregnated surface paper to the mass of the impregnated surface paper).
Corrosion-resistant antistatic decoration deck plate including first corrosion-resistant antistatic decorative layer (4) and the corrosion-resistant antistatic decorative layer of second (5), set up the upper and lower two surfaces at corrosion-resistant antistatic decoration deck plate respectively.
Preferably, the thicknesses of the first corrosion-resistant antistatic decoration layer and the second corrosion-resistant antistatic decoration layer are both 0.10-0.15 mm.
The first corrosion-resistant antistatic decorative layer (4) comprises a first decorative paper layer (41) and a first coating layer (42) arranged on the outer surface of the first decorative paper layer; the second corrosion-resistant antistatic decorative layer (5) comprises a second decorative paper layer (51) and a second coating layer (52) arranged on the outer surface of the second decorative paper layer.
Preferably, the thicknesses of the first coating layer and the second coating layer are both 0.07-0.11 mm.
The first coating layer and the second coating layer are polyurethane acrylate resin layers cured by a dual curing mode of light curing and heat curing, and the coating amount of the resin is 120-170 g/m2(ii) a The polyurethane acrylate resin is added with an antistatic agent accounting for 0.3-0.7% of the resin by mass, and further added with a tripropylene glycol diacrylate active diluent accounting for 50% of the resin by mass, a light curing agent accounting for 0.20-0.28%, a heat curing agent accounting for 2.0-3.0% and a release agent accounting for 0.3% of the resin by mass. In the process, the antistatic agent can be directly coated on the surface of the decorative paper layer coated with the polyurethane acrylate resin layer, the use amount is small, the effect is quick, the application range is wide, but the antistatic effect is lost due to the fact that the antistatic agent is easily separated from the surface of the material due to friction and washing when the antistatic agent is coated on the surface, and therefore only a temporary or short-term antistatic effect can be provided. Therefore, the utility model discloses a preferred mode adds the antistatic agent in the urethane acrylate resin of dual curing mode solidification, improves this anti-static electricity of anti-corrosion antistatic decoration deck plate performance, makes its antistatic properties stable, permanent.
Wherein the polyurethane acrylate resin is preferably an aliphatic polyurethane resin; the antistatic agent is preferably an ethoxylated amine antistatic agent, and can be ethoxylated alkylamine, ethoxylated primary amine and the like. The antistatic agent has the advantages of small using amount, large antistatic effect, lasting antistatic effect, stability to light and heat, good compatibility with polymers, wide applicable resin surface, no reduction of the performance of a resin system, no influence on the molding processing performance, chemical resistance, no toxicity and low price; the material is not influenced by application conditions such as friction and washing in subsequent use, has small dependence on relative humidity of air, low charged voltage, high attenuation speed and good thermal stability, and does not influence the heat resistance of products.
The tripropylene glycol diacrylate reactive diluent can be a diluent which is well known to a person skilled in the art, and tripropylene glycol diacrylate can be used as a crosslinking agent of the reactive diluent;
the polyurethane acrylic resin of the photo-curing and thermosetting dual-curing system is used by taking the polyurethane acrylic resin as a main resin, 1173 (2-hydroxy-2-methyl-1-phenyl acetone) as a photoinitiator and TBPB (tert-butyl peroxybenzoate) as a thermosetting agent.
The release agent may be a release agent known to those skilled in the art, and may be an organic silane release agent. The urethane acrylate resin, the antistatic agent, the tripropylene glycol diacrylate reactive diluent, the light curing agent, the heat curing agent, and the release agent described above may be those known to those skilled in the art.
The first decorative layer and the second decorative layer can be single-color paper or decorative paper, and can have various designs and colors such as single color, wood grain, stone-like grain and the like, and the surface treatment has various forms such as highlight, press polish, relief surface and the like. The first decorative paper layer and the second decorative paper layer can have the same or different colors and surface treatments.
The first corrosion-resistant antistatic decoration layer and the second corrosion-resistant antistatic decoration layer have good decoration effects and show various designs and colors, and the panel can have a stable and long-term corrosion-resistant antistatic effect by coating the resin added with the antistatic agent and the like.
The preparation method of the first corrosion-resistant antistatic decorative layer and the second corrosion-resistant antistatic decorative layer comprises the following steps:
adding the metered resin, the diluent, the antistatic agent, the photoinitiator, the thermal curing agent and the release agent into a stirring kettle according to the requirement, heating the mixture to 40-50 ℃ from room temperature, and stirring the mixture for 20-30 minutes at the temperature; after stirring, enabling the rolled decorative paper to pass through a coating roller of a horizontal coating machine to coat the resin mixture in the stirring kettle on the upper surface (the coating amount of the resin is 120-170 g/m)2) After coating, ultraviolet light with the wavelength of 280 nm-331 nm is used for curing, and the machine speed during photocuring is 10-15 m/min; cooling by a water-cooling roller and cutting into required length.
In this process, the operation of the horizontal coater, the ultraviolet curing operation, and the like may be those well known to those skilled in the art.
The preparation method of the corrosion-resistant antistatic decorative table board comprises the following steps:
(1) preparing a corrosion-resistant antistatic decorative layer:
adding the measured polyurethane acrylate resin, diluent, antistatic agent, photoinitiator, thermal curing agent and release agent into a stirring kettle according to the proportion, heating the mixture to 40-50 ℃ from room temperature in the stirring kettle, and stirring the mixture for 20-30 minutes at the temperature; then, the roll-shaped decorative paper passes through a coating roller of a horizontal coating machine to be coated with the stirred resin mixture on the upper surface, wherein the coating amount of the resin is 120-170 g/m2(ii) a After the resin coating is finished, ultraviolet light with the wavelength of 280 nm-331 nm is used for curing, and the machine speed during ultraviolet light curing is 10-15 m/min; after the solidification is finished, cooling the mixture to room temperature through a water cooling roller, and then cutting the mixture into required lengths; wherein the operation process of coater coating and the like can be an operation well known to those skilled in the art; water-cooled roll cooling and the like can also be a process well known to those skilled in the art;
the process can prepare a first corrosion-resistant antistatic decorative layer and a second corrosion-resistant antistatic decorative layer at the same time;
(2) preparation of adhesive layer
Placing the surface paper in thermosetting triamine resin for impregnation, wherein the machine speed during impregnation is 15-25 m/min; drying at 120-140 ℃ after impregnation, and cutting according to the required length after drying to obtain impregnated surface paper; the gluing amount of the resin is 140-180%, and the volatile content of the dried kraft paper is 8.0-10.0%;
(3) preparation of a substrate layer:
placing the quantitative kraft paper into thermosetting phenolic resin, dipping at the speed of 27-45 m/min, and drying at the temperature of 130-150 ℃ after dipping, wherein the machine speed during drying is 27-45 m/min; and (5) drying to obtain the resin-impregnated single-layer kraft layer. The gluing amount of the single-layer kraft layer is 45-60%, and the volatile matter in drying is 7.5-9.5%.
Stacking and bonding a plurality of pieces of impregnated kraft paper to obtain a substrate layer;
(4) preparing a corrosion-resistant antistatic decorative table board:
a: each layer in the intermittent hot press is paved according to the sequence from bottom to top: the packaging machine comprises a base plate, a heat-conducting cushion pad, a template, a first corrosion-resistant antistatic decorative layer, an adhesive layer, an antistatic layer, a substrate layer, an antistatic layer, an adhesive layer, a second corrosion-resistant antistatic decorative layer, a template, a heat-conducting cushion pad and a cover plate, wherein the packaging machine is completed after the cushion is paved;
b: c, boosting and heating the hot press paved in the step a, when the temperature reaches 140-160 ℃, the pressure is 5.0-6.5 MPa, and pressing for 30-45 min at high temperature and high pressure under the temperature and pressure condition;
the time for heating the temperature to 140-160 ℃ in the step b is 16-30 min, and the heating medium adopted during heating is high-pressure steam or superheated water;
c: c, maintaining the pressure and reducing the temperature of the decorative plate pressed at high temperature and high pressure in the step b, relieving the pressure when the temperature is reduced to 40 ℃, unloading the decorative plate, and discharging the decorative plate to obtain a corrosion-resistant antistatic decorative deck plate;
and c, cooling the temperature from 140-160 ℃ to 40 ℃ for 35-50 min, wherein the cooling medium adopted in the cooling process is softened water.
The size of the anti-corrosion and anti-static decorative table board during compression molding can be 1220, 1830mm, 1220, 2440mm, 1220, 3050mm, 1525, 1830, 1525, 2440mm, 1525, 3050mm, 1525, 3660mm,1830, 3660mm and the like, the length of the table board after cutting processing is determined according to the use place of the finished product, the width of the side table is generally 600mm or 720mm, and the width of the central table is generally 1200mm or 1500 mm.
The present invention is described in detail with reference to the following specific embodiments, but the present invention is not limited thereto.
Example 1
As shown in fig. 1 and fig. 3, the countertop comprises a substrate layer 1, an antistatic layer 2, an adhesive layer 3 and a first corrosion-resistant antistatic decorative layer 4, which are sequentially arranged on the upper surface of the substrate layer 1 from inside to outside; the anti-static layer 2, the bonding layer 3 and the second anti-corrosion anti-static decoration layer 5 are sequentially arranged on the lower surface of the substrate layer 1 from inside to outside;
the substrate layer 1 is obtained by stacking and bonding a plurality of kraft paper layers impregnated with thermosetting phenolic resin. The single-layer kraft paper has a basis weight of 100g/m2The thickness of kraft paper produced after resin impregnation and hot press molding is 0.1 mm;
the thickness of the substrate layer is usually required to be 10-14 mm.
The antistatic layer 2 is a carbon crystal antistatic layer with a ration of 100-120 g/m2The carbon crystal paper of (1);
the thickness of the antistatic layer is usually required to be 0.08 to 0.2 mm.
The adhesive layer 3 is surface paper impregnated with thermosetting melamine formaldehyde resin, and the surface paper is bamboo pulp paper fiber;
the thickness of the adhesive layer is usually 0.03 to 0.05 mm.
The first corrosion-resistant and antistatic decorative layer 4 comprises a first decorative paper layer 41 and a first coating layer 42 arranged on the outer surface of the first decorative paper layer 41; the second corrosion-resistant and antistatic decorative layer 5 comprises a second decorative paper layer 51 and a second coating layer 52 arranged on the outer surface of the first decorative paper layer; the first decorative paper layer 41 and the second decorative paper layer 51 have the same color and surface treatment; first coating layer 42 is the same as second coating layer 52;
the first coating layer (42) and the second coating layer (52) are polyurethane acrylate resin layers cured by a dual curing mode of light curing and heat curing; the antistatic agent is added into the polyurethane acrylic resin, and the addition amount of the antistatic agent is 0.3-0.7% of the mass of the polyurethane acrylic resin; and tripropylene glycol diacrylate active diluent accounting for 50% of the mass of the resin, a light curing agent accounting for 0.20-0.28%, a heat curing agent accounting for 2.0-3.0% of the mass of the resin and a release agent accounting for 0.3% of the mass of the resin;
the thicknesses of the first corrosion-resistant antistatic decoration layer 4 and the second corrosion-resistant antistatic decoration layer 5 are usually 0.10-0.15 mm; the thickness of the first coating layer 42 and the second coating layer 52 is 0.07 to 0.11 mm.
The present invention also provides another embodiment, as shown in fig. 2 and 4, the first decorative paper layer 41 and the second decorative paper layer 51 have different colors and different surface treatments.
So, to the counter top among the prior art, especially the existence that the counter top does not have defects such as antistatic performance with the laboratory, the utility model discloses a static that the elimination counter top surface that can be fine gathers, the utility model discloses an ethoxylation amine antistatic agent is as interior addition type antistatic agent. The antistatic agent is a chemical additive which can prevent static charge from being generated or can effectively dissipate the static charge and takes a surfactant as a main body, in the embodiment, the antistatic agent is internally added into resin, the internally added antistatic agent can be uniformly distributed in the resin, and a stable and uniform antistatic agent molecular layer with a certain concentration and orientation characteristic is formed on the surface after the subsequent resin is cured and molded, so that the long-term stable and better antistatic effect is achieved. The ethoxylated amine is a non-ionic antistatic agent, and water molecules in the air and hydrophilic groups of the surfactant have high affinity, so that the hydrophilic groups of the molecules of the surfactant layer extend to one side of the air, and the lipophilic group is planted in the resin, so that the structure is stable. And simultaneously, the utility model discloses still through adopting the brilliant paper of carbon as electrically conductive matrix in the substrate, the antistatic performance of further increase deck plate.
To the utility model discloses the corrosion-resistant antistatic decoration deck plate of preparation carries out the performance detection, and the result is as follows:
the corrosion resistance of the alloy is detected as follows:
testing reagent:
1: ethyl Acetate (AR); 2: 98% (m/m) acetic acid; 3: acetone (AR); 4: 28% (m/m) ammonia water (AR); 5: carbon tetrachloride (AR); 6: 37% (m/m) formaldehyde (AR); 7: 37% (m/m) hydrochloric Acid (AR); 8: 85% (m/m) phosphoric Acid (AR); 9: 40% (m/m) sodium hydroxide; 10: 77% (m/m) sulfuric acid;
the test method comprises the following steps:
the method A comprises the following steps: putting the wet cotton balls soaked by the reagent into a test tube, inverting the test tube on the surface of the sample, and standing for 24 hours;
the method B comprises the following steps: dropping 5 drops of test reagent on the surface of the sample, covering the reagent with a glass sheet, and standing for 24 hours;
and (3) testing temperature: 23 + -2 deg.C
And (3) testing period: 24 hours
The results are shown in the following table:
note: according to section 2.1 of the SEFA 3-2010, the test results are best at level 0 and worst at level 3.
Corrosion-resistant antistatic decoration deck plate use in-service use as follows:
the deck plate is processed into the applicable laboratory with corrosion-resistant antistatic decoration deck plate through following subsequent processes: sawing edge, edging, perforating, slotting and milling edge.
Edge sawing: sawing the compression-molded plate into proper length and width according to the size required by a drawing or a customer;
edging: fixing edge strips which are 3cm wide and are made of the same material as the plates on four sides of the lower plate surface of the sawed plate by using screws, wherein the nail distance is 20 cm;
opening a hole and grooving: and machining the preset holes of the proper pipelines and water tanks on the plate according to the required size and position.
Edge milling: and milling the edged and holed plate into an arc shape of R20.
Claims (7)
1. The anti-corrosion and anti-static decorative table top board is characterized by comprising
A substrate layer (1);
the antistatic layer (2), the bonding layer (3) and the first corrosion-resistant antistatic decorative layer (4) are sequentially arranged on the upper surface of the substrate layer (1) from inside to outside;
and the antistatic layer (2), the bonding layer (3) and the second corrosion-resistant antistatic decorative layer (5) are sequentially arranged on the lower surface of the substrate layer from inside to outside.
2. The corrosion-resistant antistatic decorative countertop according to claim 1, wherein the first corrosion-resistant antistatic decorative layer (4) comprises a first decorative paper layer (41) and a first coating layer (42) disposed on the outer surface of the first decorative paper layer; the second corrosion-resistant antistatic decorative layer (5) comprises a second decorative paper layer (51) and a second coating layer (52) arranged on the outer surface of the second decorative paper layer;
the first decorative paper layer (41) and the second decorative paper layer (51) are the same or different.
3. The corrosion-resistant antistatic decorative countertop according to any of claims 1-2, wherein the thickness of the first corrosion-resistant antistatic decorative layer (4) and the second corrosion-resistant antistatic decorative layer (5) is 0.10-0.15 mm.
4. The corrosion-resistant antistatic decorative countertop of claim 1, wherein the adhesive layer (3) is a surface paper impregnated with thermosetting melamine formaldehyde resin; the thickness of the bonding layer is 0.03-0.05 mm.
5. The corrosion-resistant antistatic decorative countertop of claim 4, wherein the surface paper is bamboo pulp paper fiber.
6. The corrosion-resistant antistatic decorative countertop of claim 1, wherein the antistatic layer (2) is a carbon crystal antistatic layer having a basis weight of 100-120 g/m2The carbon crystal paper.
7. The corrosion-resistant antistatic decorative countertop of claim 1, wherein said substrate layer (1) comprises at least one layer of kraft paper (11) impregnated with thermosetting phenolic resin; the thickness of the substrate layer is 10-14 mm.
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| CN109968781A (en) * | 2019-03-29 | 2019-07-05 | 河南永威安防股份有限公司 | Corrosion-resistant antistatic decoration deck plate of one kind and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109968781A (en) * | 2019-03-29 | 2019-07-05 | 河南永威安防股份有限公司 | Corrosion-resistant antistatic decoration deck plate of one kind and preparation method thereof |
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