CN109928672B - Preparation method of artificial quartz plate with imitated nepheline patterns - Google Patents
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Abstract
The invention discloses a preparation method of a simulated nepheline grain artificial quartz plate, wherein the quartz plate comprises a material A, a material B and dry powder, and the weight ratio of the material A to the material B is 1: 0.7-1.1; the preparation method comprises the following steps: preparing materials, stirring, distributing, pressing, thermocuring, and polishing to a certain thickness. According to the preparation method of the artificial quartz plate with the imitated nepheline patterns, provided by the invention, the prepared quartz plate has a plurality of randomly-changed colors and natural textures with strong layering sense by adjusting the distribution ratio of the components and matching a plurality of pigments and simultaneously adopting dry powder for color moistening.
Description
Technical Field
The invention relates to the technical field of building materials, in particular to a preparation method of a simulated nepheline grain artificial quartz plate.
Background
The artificial quartz plate is a novel plate artificially synthesized by quartz stone, resin and other auxiliary reagents, and the main material of the artificial quartz plate is quartz stone which is non-radiative and has high hardness, so that the prepared quartz plate has the characteristics of high Mohs hardness, scratch resistance, dirt resistance, stain resistance, burn resistance, ageing resistance, fading resistance, no toxicity, no radiation and the like, and is widely applied to places with higher requirements on materials, such as cabinet table tops, laboratory table tops, window tables, bar counters, elevator mouths, grounds, wall surfaces and the like. After the artificial quartz plate enters the Chinese market in 2005, the artificial quartz plate is well accepted by wide consumers and becomes a relatively high-end material in building materials. However, the preparation process of the artificial quartz plate is relatively complex, the material of the artificial quartz plate is relatively special, so that most of the artificial quartz plates on the market at present are single-color plates, but with the improvement of living standard, the requirements of people on the color and the pattern of the quartz plate are higher and higher, especially the texture of the imitated natural stone is pursued by people, the uniqueness of the color and the pattern of the quartz plate is improved by adding glass or other colored particles into the quartz stone, and the stone-like texture effect is obtained by mixing a plurality of pigments, but due to the limitation of the process, the texture of the quartz plate is relatively fuzzy and has no sense of layering. It is seen that the prior art needs to be improved.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a preparation method of a simulated nepheline grain artificial quartz plate, and aims to solve the problems that the simulated nepheline grain artificial quartz plate has no clear grains and is strong in layering sense in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preparation method of an artificial quartz plate imitating nepheline patterns is disclosed, wherein the quartz plate comprises a material A, a material B and dry powder, and the weight ratio of the material A to the material B is 1: 0.7-1.1;
the preparation method comprises the following steps:
s1, material preparation: preparing a material A, a material B and dry powder in a stirring and mixing mode;
s2, material distribution: taking a material A and a material B according to a ratio, dividing the material A and the material B into three parts, firstly spreading one part of the material B in a die frame, then distributing one part of the material A on a plurality of points of the die frame, rotationally mixing the material A and the material B, scraping, prepressing, then scattering dry powder on the surface, covering one part of the material B and one part of the material A on the dry powder in sequence after scattering the dry powder, and finally distributing the third part of the material A and the third part of the material B on the surface after mixing;
s3, pressing: after the material distribution is finished, performing vibration pressing molding on the material by pressing equipment under a vacuum condition;
s4, thermal curing: after vibration pressing, the mixture enters curing equipment for curing;
s5, polishing in a fixed thickness: after solidification, placing at normal temperature until cooling is completed, then entering a plate thickness setting machine for thickness setting, and polishing by a water mill polishing device.
In the preparation method of the artificial quartz plate with the imitated nepheline patterns, the material A and the material B both comprise the following components in parts by weight: 50-70 parts of 40-100 mesh quartz sand, 10-20 parts of 70-120 mesh quartz sand, 30-45 parts of 325-400 mesh quartz powder, 0.23-0.4 part of inorganic pigment, 0.15-0.20 part of silane coupling agent, 15-20 parts of unsaturated polyester resin and 0.17-0.22 part of curing agent; the inorganic pigment in the material A is different from the inorganic pigment in the material B.
According to the preparation method of the artificial quartz plate with the imitated nepheline patterns, the dry powder is 1.5-2.3 parts by weight, the dry powder comprises inorganic pigment, quartz sand of 70-120 meshes, quartz powder of 400 meshes, a curing agent and a coupling agent, and the adding ratio is 2.43:33.33:50: 1.
In the preparation method of the artificial quartz plate with the imitated nepheline patterns, the inorganic pigments comprise three or more of iron oxide black, iron oxide yellow, iron oxide red, carbon black and titanium dioxide, and the composition and the proportion of the inorganic pigments in the material A, the material B and the dry powder are different.
In the method for manufacturing the artificial quartz plate with imitated nepheline patterns, the step S1 specifically comprises the following steps: weighing the components in the material A according to the proportion, premixing quartz sand and quartz powder in the material A in a stirring cylinder, then pouring unsaturated polyester resin mixed with a curing agent, a silane coupling agent and an inorganic pigment into the stirring cylinder for mixing, uniformly stirring to obtain the material A, and preparing the material B in the same step; weighing the components in the dry powder according to the proportion, mixing uniformly and sieving.
In the preparation method of the artificial quartz plate with the imitated nepheline patterns, the stirring frequency of the pre-stirring in the step S1 is 15-30 Hz, the stirring time is 30-60S, the stirring frequency after mixing is 30-50 Hz, and the stirring time is 300-360S.
In the preparation method of the artificial quartz plate with the simulated nepheline patterns, the mass percent of the material A and the material B in the step S2 is 18-20%: 25% -41%: 40 to 55 percent.
In the preparation method of the artificial quartz plate imitating the nepheline moire, the prepressing vacuum degree in the step S2 is-0.1 Mpa, the vibration frequency is 30-35 Hz, and the time is 30-90S, and the vacuum degree in the step S3 is-0.1 Mpa, the vibration frequency is 30-45 Hz, and the time is 60-120S.
In the preparation method of the artificial quartz plate with the imitated nepheline cloud pattern, the curing parameters in the step S4 are as follows: curing at 90-110 ℃ for 90-120 min.
In the preparation method of the artificial quartz plate with the imitated nepheline patterns, the polished surface in the step S5 comprises a bright surface, a stereo surface or a leather pattern surface.
Has the advantages that:
the invention provides a simulated nepheline grain artificial quartz plate and a preparation method thereof. Compared with the prior art, the method has the following beneficial effects:
(1) the artificial quartz plate prepared by the material is in multiple colors by combining the material A and the material B with different colors and dry powder, and the dry powder can enable patterns of the plate to have texture extending inwards, so that the transition is uniform and natural, and the natural effect of the texture is improved;
(2) the material distribution link adopts multilayer material distribution and is paved layer by layer, wherein the material A and the material B on the surface layer adopt a rough mixing mode and can form pattern lines similar to a nepheline shape, dry powder is arranged to be close to the material on the surface layer and can permeate into the surface layer, so that the surface of the quartz plate has special patterns which are shaped like a nepheline naturally, and the colors of the dry powder, the material A and the material B are different, thereby forming multiple layers;
(3) each material adopts the mode of grading to and the cloth process sets up the pre-compaction link, makes the panel of suppression have more closely to pile up, and the suppression parameter of setting makes the quartz plate of suppression have higher mohs' hardness and more approximate density, thereby makes the quartz plate have better wearability and antipollution.
Detailed Description
The invention provides a simulated nepheline grain artificial quartz plate and a preparation method thereof, and in order to make the purpose, technical scheme and effect of the invention clearer and more definite, the invention is further described in detail by the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The artificial quartz plate comprises a material A and a material B in a weight ratio of 1: 0.7-1.1, wherein the material A and the material B both comprise the following components in parts by weight: 50-70 parts of 40-100 mesh quartz sand, 10-20 parts of 70-120 mesh quartz sand, 30-45 parts of 325-400 mesh quartz powder, 0.23-0.4 part of inorganic pigment, 0.15-0.20 part of silane coupling agent, 15-20 parts of unsaturated polyester resin and 0.17-0.22 part of curing agent, wherein the inorganic pigments in the material A and the material B are different in composition; the quartz plate further comprises 1.5-2.3 parts of dry powder.
The artificial quartz plate with the imitated nepheline cloud texture can be obtained by the ratio of the components, wherein quartz sand and quartz powder are used as main filling materials, the particle size and the ratio of the quartz sand and the quartz powder directly influence the hardness, compactness and the dosage of unsaturated resin of the quartz plate, and the larger the particle size of the quartz sand is, the higher the ratio is, the higher the hardness of the prepared quartz plate is, the dosage of the unsaturated resin is less, the cost is low, but the compactness of the plate material is poorer; the smaller the particle size of the quartz sand is, the lower the proportion is, the lower the hardness of the quartz plate is, meanwhile, the use amount of the unsaturated resin is greatly increased, the cost is increased, but the compactness is improved. In the actual production process, the quartz sand and the quartz powder adopt a grading form, so that the hardness can be improved, the plate is more tightly filled, the obtained quartz plate has dense packing and better compactness, and the surface antifouling capacity of the quartz plate can be improved. When the ratio of the quartz sand to the quartz powder is as follows: when 50-70 parts of quartz sand of 40-100 meshes, 10-20 parts of quartz sand of 70-120 meshes and 30-45 parts of quartz powder of 325-400 meshes, the prepared quartz plate has a better filling effect, and preferably, the ratio of the quartz sand to the quartz powder is as follows: 60-65 parts of 40-100 mesh quartz sand, 12-18 parts of 70-120 mesh quartz sand and 36-40 parts of 325-400 mesh quartz powder, the prepared quartz plate has the advantages of high compactness, high hardness and low unsaturated resin consumption.
In the formula, the silane coupling agent is one of vinyl triethoxysilane, vinyl trimethoxysilane, gamma-aminopropyl triethoxysilane, aniline methyl triethoxysilane, gamma-chloropropyl triethoxysilane or methacryloxypropyl trimethoxysilane, and can modify the surfaces of quartz sand and quartz powder, so that the silica sand and the quartz powder have better dispersibility and fluidity, and the bonding force between the silica sand and the unsaturated resin is improved. The unsaturated polyester resin is one of epoxy resin, phenolic resin, acrylic resin and polyurethane resin, is used as a binder and can bind all materials together, the resin accounts for 10-15% of the total weight, the plate is too soft, the cost is high, the plate is easy to break if the resin is too little, and the resin has better hardness and strength if the resin accounts for 12-13.5%. The curing agent is one or more of methyl ethyl ketone peroxide, cyclohexanone peroxide, tert-butyl peroxy-2-ethyl hexanoate and tert-butyl peroxybenzoate, and the bonded materials can be solidified and molded at a certain temperature to form the plate. In the specific implementation process, the silane coupling agent, the unsaturated polyester resin and the curing agent are matched and matched for use, so that the effect is better, and the using amount of the unsaturated resin can be reduced.
In the material proportion, the inorganic pigment comprises three or more of iron oxide black, iron oxide yellow, iron oxide red, carbon black and titanium dioxide. The quartz plate is prepared by mixing a material A and a material B, wherein the material A and the material B are prepared from various inorganic pigments in color selection, the obtained material A and the material B are relatively close in color and have difference, and the prepared quartz plate has nepheline cloud patterns with color graded change and texture close to natural marble patterns through a special material mixing and distributing process. In the specific implementation process, the components and the content ratio of each pigment can be adjusted to obtain different colors, the inorganic pigments are not limited to the inorganic pigments, and the specific colors are adjusted according to the requirements of customers. The formulation of pigments is prior art and will not be described in detail here.
In the material proportion, the dry powder comprises inorganic pigment, quartz sand of 70-120 meshes, quartz powder of 400 meshes, a curing agent and a coupling agent, and the adding amount is 2.43:33.33:50:1:1, wherein the inorganic pigment comprises iron oxide black, iron oxide yellow, iron oxide red and carbon black in the weight ratio of 1:20:4.17: 4. In the preparation process of the dry powder, the inorganic pigments are mixed with quartz sand of 70-120 meshes, the mixture is sieved by a 100-mesh sieve, then the 400-mesh quartz powder is mixed, the mixture is sieved by a 100-mesh sieve again, then the curing agent and the coupling agent are mixed, the mixture is uniformly mixed and then is sieved by a 60-mesh sieve, and all materials are required to pass through the sieve in the three sieving processes. The dry powder can adjust the color of the quartz plate, and in the remanufacturing process, the dry powder is distributed at the position close to the surface layer, can be permeated and dispersed among layers in the oscillating and pressing process, and forms a relatively natural nepheline-like color halo after the surface layer of the plate is polished.
The artificial quartz plate prepared according to the proportion has various colors which are randomly changed and strong-layering natural textures which are similar to nepheline clouds by adjusting the distribution ratio of the components and matching the pigments and simultaneously adopting dry powder for color moistening.
The preparation method of the artificial quartz plate with the imitated nepheline patterns comprises the following steps:
s1, material preparation: weighing the components in the material A and the material B according to the proportion; then, premixing quartz sand and quartz powder in the material A in a stirring cylinder, wherein the premixing stirring frequency is 15-30 Hz, the stirring time is 30-60 s, then pouring unsaturated polyester resin mixed with a curing agent, a silane coupling agent and an inorganic pigment into the stirring cylinder for mixing, wherein the stirring frequency is 30-50 Hz, the stirring time is 300-360 s, and uniformly stirring to obtain the material A for later use; the same procedure is used to prepare material B. In the step, the quartz sand and the quartz powder are premixed, and the inorganic pigment and other materials are pre-dispersed in the unsaturated polyester resin, so that the difficulty of mixing the whole materials can be reduced, the quartz sand and the quartz powder are main materials, are large in quantity and are dry materials, and the dry materials are relatively simple to mix, so that the premixing stirring frequency and time are greatly lower than those of simultaneously mixing all the materials, and the ratio of the inorganic pigment, the silane coupling agent and the curing agent is very small;
s2, material distribution: taking the material A and the material B according to a ratio, and dividing the material A and the material B into three parts according to a certain ratio, wherein the mass percentage of each part is 18-20 percent, 25-41 percent and 40-55 percent; firstly, paving one part of the material B in a mold frame, then irregularly distributing one part of the material A on a plurality of point positions of the mold frame, wherein the number of the point positions is not less than 5, then roughly and rotationally mixing the material A and the material B in the mold frame, in the specific implementation process, two opposite persons can stir the material by fingers clockwise or anticlockwise, or a small-sized rake is adopted to rotationally scrape the material A and the material B, the material A and the material B are preliminarily mixed in the rotating process, then the material A is scraped off and enters a press for prepressing, the prepressing degree of vacuum is-0.1 Mpa, the vibration frequency is 30-35 Hz, the time is 30-90 s, after the prepressing, the premixed dry powder is irregularly scattered on the material A, then one part of the scattered material B and the material A are sequentially covered on the dry powder, the dry powder is ensured to be completely covered when the material is scattered, and finally, the third part of the material A and the material B are mixed and then distributed on the mold frame, and (6) leveling. In the material distributing process, the material to be distributed before prepressing and the last material to be distributed are as flat as possible, the material to be distributed is spread lightly in the material distributing process and is not pressed hard, the material to be distributed rotates in the same direction as much as possible in the rotating and mixing process so as to avoid accumulation caused by mixing in opposite directions, and meanwhile, the more the number of the rotation is, the thinner the obtained grains are, and the number of the rotation is usually determined according to the requirement of patterns in actual production;
s3, pressing: after the material distribution is finished, performing vibration pressing molding on the material by pressing equipment under a vacuum condition; the pressing conditions were: the vacuum degree is minus 0.1Mpa, the vibration frequency is 30-45 Hz, and the time is 60-120 s;
s4, thermal curing: after vibration pressing, the mixture enters curing equipment and is cured for 90-120 min at the temperature of 90-110 ℃;
s5, polishing in a fixed thickness: after solidification, placing the plate at normal temperature until the plate is completely cooled, then putting the plate into a plate thickness fixing machine for thickness fixing, and polishing the plate by using water grinding polishing equipment, wherein the polished surface comprises a bright surface, a stereoscopic surface or a dermatoglyph surface, and is selected according to the needs of customers.
Example 1
A preferred artificial quartz plate imitating nepheline patterns comprises a material A and a material B in a weight ratio of 1:1, wherein the material A and the material B both comprise the following components in parts by weight: 65 parts of 40-70 mesh quartz sand, 15 parts of 70-120 mesh quartz sand, 38 parts of 325-400 mesh quartz powder, 0.3 part of inorganic pigment, 0.17 part of vinyl triethoxysilane, 17 parts of epoxy resin and 0.18 part of curing agent methyl ethyl ketone peroxide, wherein the inorganic pigment in the material A comprises titanium dioxide, iron oxide yellow, iron oxide black and iron oxide red in a ratio of 0.35: 488.59: 5999: 36.19, and the inorganic pigment in the material B comprises iron oxide yellow, iron oxide black and iron oxide red in a ratio of 1.11: 5078: 705.74; the quartz plate also comprises 2 parts of dry powder, wherein the dry powder comprises titanium dioxide, iron yellow, iron black, iron red, quartz sand of 70-120 meshes, quartz powder of 400 meshes, methyl ethyl ketone peroxide and vinyl triethoxysilane according to the weight ratio of 1:20:4.17: 4: 400: 600: 12;
the preparation method of the quartz plate comprises the following steps:
s1, material preparation: weighing the components in the material A and the material B according to the proportion, and then uniformly stirring the components, wherein the material A specifically comprises the following components: premixing quartz sand and quartz powder in the material A in a stirring cylinder, wherein the premixing stirring frequency is 20Hz, and the stirring time is 40s, then pouring unsaturated polyester resin mixed with a curing agent, a silane coupling agent and an inorganic pigment into the stirring cylinder for mixing, wherein the stirring frequency is 40Hz, and the stirring time is 320s, and uniformly stirring to obtain the material A; preparing a material B in the same step; weighing all components in the dry powder, mixing all inorganic pigments with 70-120 meshes of quartz sand, sieving the mixture through a 100-mesh sieve, then mixing 400 meshes of quartz powder, sieving the mixture through a 100-mesh sieve again, then mixing the curing agent and the coupling agent, uniformly mixing the mixture, and then sieving the mixture through a 60-mesh sieve, wherein all materials are required to pass through the sieve in the three-time sieving process;
s2, material distribution: taking the mixed material A and the material B according to the ratio of 1:1, and dividing the material A and the material B into three parts by mass percent of 18 percent, 30 percent and 52 percent respectively; laying 18% of material B in a die frame, uniformly dividing 18% of material A into 8 parts, irregularly distributing the 8 parts at 8 point positions in the die frame, roughly and rotationally mixing the material A and the material B in the die frame, stirring the materials by two opposite persons in a clockwise or anticlockwise direction, roughly mixing, then scraping the materials, prepressing in a press, wherein the prepressing vacuum degree is-0.1 Mpa, the vibration frequency is 30Hz, and the time is 40s, irregularly scattering premixed dry powder on the premixed dry powder after the prepressing is finished, sequentially covering and scattering 30% of material B and 30% of material A on the dry powder, completely covering the dry powder during scattering, and finally mixing 50% of material A and 50% of material B, then distributing the mixture on the die frame, and scraping;
s3, pressing: after the material distribution is finished, the cloth enters a vibration pressing device, and is pressed for 100S under the conditions of a vacuum degree of-0.1 Mpa and a vibration frequency of 40 Hz;
s4, thermal curing: after vibration pressing, the mixture enters curing equipment and is cured for 100 minutes at the temperature of 105 ℃;
s5, polishing in a fixed thickness: after solidification, the plate is placed at normal temperature until the plate is completely cooled, then the plate enters a plate thickness fixing machine for thickness fixing, and then the plate is polished into a bright surface, a stereoscopic surface or a leather grain surface by a water mill polishing device.
The artificial quartz plate with simulated nepheline patterns prepared by the embodiment has the nepheline patterns with hierarchical changes, the distribution is uniform, the color is close to that of rust, the quartz plate with a polished surface being a bright surface has a jade moist feeling, and through detection, the Mohs hardness of the plate reaches 6.8 grade, the surface is compact, and the permeability resistance is high.
Example 2
A simulated nepheline grain artificial quartz plate comprises a material A and a material B in a weight ratio of 1:0.7, wherein the material A and the material B both comprise the following components in parts by weight: 50 parts of 40-100-mesh quartz sand, 20 parts of 70-120-mesh quartz sand, 30 parts of 325-400-mesh quartz powder, 0.23 part of inorganic pigment, 0.15 part of aniline methyl triethoxysilane, 15 parts of phenolic resin and 0.17 part of curing agent cyclohexanone peroxide, wherein the composition and the proportion of the inorganic pigment in the material A and the material B are the same as those in the example 1; the quartz plate also comprises 1.5 parts of dry powder, and the components and the proportion of the dry powder are the same as those in the embodiment 1;
the above-described quartz plate was produced by the same procedure as in example 1, wherein:
(1) the pre-mixing in the step S1 has the stirring frequency of 15Hz and the stirring time of 60S, and the stirring frequency and the stirring time of all the materials are 30Hz and 360S respectively when the materials are mixed; the material B is prepared under the same conditions.
(2) In step S2, the material a and the material B are 20% by mass: 32%: three parts of 48 percent; dividing 20% of the material A into 5 parts evenly, and distributing the material A on 5 point positions in the mold frame irregularly; prepressing with vacuum degree of-0.1 Mpa, vibration frequency of 30Hz, and time of 90 s;
(3) step S3, pressing for 120S under the condition that the vibration frequency of a press is 30Hz in the pressing process;
(4) and in step S4, curing for 90 minutes at the curing temperature of 110 ℃.
The artificial quartz plate with simulated nepheline patterns prepared by the embodiment has the advantages of level-changing nepheline patterns, rough textures, natural non-uniformity, gradual transition of dry powder colors, light plate color, better color-moistening feeling, 6.5-grade Mohs hardness of a plate, compact surface and high permeability resistance.
Example 3
A simulated nepheline grain artificial quartz plate comprises a material A and a material B in a weight ratio of 1: 1.1, wherein the material A and the material B both comprise the following components in parts by weight: 70 parts of 40-70 mesh quartz sand, 10 parts of 70-120 mesh quartz sand, 45 parts of 325-400 mesh quartz powder, 0.4 part of inorganic pigment, 0.20 part of methacryloxypropyltrimethoxysilane, 20 parts of polyurethane resin and 0.22 part of curing agent tert-butyl peroxy-2-ethylhexanoate, wherein the composition and the proportion of the inorganic pigment in the material A and the material B are the same as those in the example 1; the quartz plate also comprises 2.3 parts of dry powder, and the components and the proportion of the dry powder are the same as those in the embodiment 1;
the above-described quartz plate was produced by the same procedure as in example 1, wherein:
(1) the pre-mixing in the step S1 has the mixing frequency of 30Hz and the mixing time of 30S, and the mixing frequency of all the materials is 50Hz and the mixing time of 300S; the material B is prepared under the same conditions.
(2) In step S2, the material A and the material B are 20% by mass: 25%: 55% of three parts; dividing 20% of the material A into 10 parts, and irregularly distributing the material A on 10 point positions in the mold frame; prepressing with vacuum degree of-0.1 Mpa, vibration frequency of 35Hz, and time of 30 s;
(3) step S3, pressing for 60S under the condition that the vibration frequency of a press is 45Hz in the pressing process;
(4) and in the step S4, curing is carried out for 120 minutes at the curing temperature of 90 ℃.
The artificial quartz plate with simulated nepheline patterns prepared by the embodiment has the nepheline patterns with hierarchical changes, the nepheline distribution is fine, the penetration of dry powder on a surface layer is more, the color is close to that of rust, the artificial quartz plate is more suitable for polishing the effect of a dermatoglyph surface, the Mohs hardness of the plate reaches 6.3 grade, the surface is compact, and the permeability resistance is high.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (8)
1. The preparation method of the artificial quartz plate with the imitated nepheline patterns is characterized in that the quartz plate comprises a material A, a material B and dry powder, wherein the weight ratio of the material A to the material B is 1: 0.7-1.1; the material A and the material B both comprise the following components in parts by weight: 50-70 parts of 40-100 mesh quartz sand, 10-20 parts of 70-120 mesh quartz sand, 30-45 parts of 325-400 mesh quartz powder, 0.23-0.4 part of inorganic pigment, 0.15-0.20 part of silane coupling agent, 15-20 parts of unsaturated polyester resin and 0.17-0.22 part of curing agent; the inorganic pigment in the material A is different from the inorganic pigment in the material B; the dry powder is 1.5-2.3 parts by weight, and comprises inorganic pigment, quartz sand of 70-120 meshes, quartz powder of 400 meshes, a curing agent and a coupling agent, wherein the adding proportion is 2.43:33.33:50: 1;
the preparation method comprises the following steps:
s1, material preparation: preparing a material A, a material B and dry powder in a stirring and mixing mode;
s2, material distribution: taking a material A and a material B according to a ratio, dividing the material A and the material B into three parts, firstly spreading one part of the material B in a die frame, then distributing one part of the material A on a plurality of points of the die frame, rotationally mixing the material A and the material B, scraping, prepressing, then scattering dry powder on the surface, covering one part of the material B and one part of the material A on the dry powder in sequence after scattering the dry powder, and finally distributing the third part of the material A and the third part of the material B on the surface after mixing;
s3, pressing: after the material distribution is finished, performing vibration pressing molding on the material by pressing equipment under a vacuum condition;
s4, thermal curing: after vibration pressing, the mixture enters curing equipment for curing;
s5, polishing in a fixed thickness: after solidification, placing at normal temperature until cooling is completed, then entering a plate thickness setting machine for thickness setting, and polishing by a water mill polishing device.
2. The method for preparing the imitation nepheline grain artificial quartz plate according to claim 1, characterized in that the inorganic pigments comprise three of iron oxide black, iron oxide yellow, iron oxide red, carbon black and titanium dioxide, and the compositions and the proportions of the inorganic pigments in the material A, the material B and the dry powder are different.
3. The method for preparing imitation nepheline grain artificial quartz plate according to claim 1, characterized in that the step S1 specifically comprises the following steps: weighing the components in the material A according to the proportion, premixing quartz sand and quartz powder in the material A in a stirring cylinder, then pouring unsaturated polyester resin mixed with a curing agent, a silane coupling agent and an inorganic pigment into the stirring cylinder for mixing, uniformly stirring to obtain the material A, and preparing the material B in the same step; weighing the components in the dry powder according to the proportion, mixing uniformly and sieving.
4. The method for preparing the imitation nepheline grain artificial quartz plate according to claim 3, characterized in that the pre-mixing in the step S1 has the mixing frequency of 15-30 Hz and the mixing time of 30-60S, and the mixing frequency of 30-50 Hz and the mixing time of 300-360S.
5. The method for preparing the artificial quartz plate with the imitated nepheline patterns according to claim 1, wherein the mass percent of the material A and the material B in the step S2 is 18-20%: 25% -41%: 40 to 55 percent.
6. The method for preparing the imitation nepheline grain artificial quartz plate according to claim 1, wherein the prepressing vacuum degree in the step S2 is-0.1 MPa, the vibration frequency is 30-35 Hz, and the time is 30-90S, and the vacuum degree in the step S3 is-0.1 MPa, the vibration frequency is 30-45 Hz, and the time is 60-120S.
7. The method for producing a simulated nepheline grain artificial quartz plate according to claim 1, wherein the curing parameters in the step S4 are as follows: curing at 90-110 ℃ for 90-120 min.
8. The method of manufacturing imitation nepheline grain quartz plate of claim 1, wherein the step S5 polished surface comprises a bright surface, a stereo surface or a leather grain surface.
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| CN102528919A (en) * | 2012-02-17 | 2012-07-04 | 广州市生美电器装饰材料有限公司 | Material distribution technological method for producing quartz stone checkered plates |
| CN103613325A (en) * | 2013-11-22 | 2014-03-05 | 廖荣刚 | Pattern quartz composite board and production method thereof |
| KR20150084529A (en) * | 2014-01-14 | 2015-07-22 | 주식회사 제주마그마에너지 | Manufacturing process of a panel for magma fomentation and dryer using basalt |
| CN105819747A (en) * | 2016-03-14 | 2016-08-03 | 广东中旗新材料科技有限公司 | Artificial quartz stone sheet material with linear patterns and production technology thereof |
| CN107129193A (en) * | 2017-05-19 | 2017-09-05 | 广东中旗新材料科技有限公司 | A kind of OK a karaoke club card tower textured man-made stone diamond stone sheet material and its production technology |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102528919A (en) * | 2012-02-17 | 2012-07-04 | 广州市生美电器装饰材料有限公司 | Material distribution technological method for producing quartz stone checkered plates |
| CN103613325A (en) * | 2013-11-22 | 2014-03-05 | 廖荣刚 | Pattern quartz composite board and production method thereof |
| KR20150084529A (en) * | 2014-01-14 | 2015-07-22 | 주식회사 제주마그마에너지 | Manufacturing process of a panel for magma fomentation and dryer using basalt |
| CN105819747A (en) * | 2016-03-14 | 2016-08-03 | 广东中旗新材料科技有限公司 | Artificial quartz stone sheet material with linear patterns and production technology thereof |
| CN107129193A (en) * | 2017-05-19 | 2017-09-05 | 广东中旗新材料科技有限公司 | A kind of OK a karaoke club card tower textured man-made stone diamond stone sheet material and its production technology |
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