CN114716179A - Artificial natural texture white quartz stone decorative plate and preparation method thereof - Google Patents
Artificial natural texture white quartz stone decorative plate and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
- C04B26/02—Macromolecular compounds
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/54—Pigments; Dyes
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/54—Substitutes for natural stone, artistic materials or the like
- C04B2111/542—Artificial natural stone
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/80—Optical properties, e.g. transparency or reflexibility
- C04B2111/82—Coloured materials
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
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- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses an artificial natural texture white quartz stone decorative plate and a preparation method thereof. The artificial natural texture white quartz stone decorative plate is mainly prepared from quartz sand, quartz powder, unsaturated resin, pigment, broken white glass, a coupling agent, a curing agent and the like. Through particle size compounding, the whiteness and surface smoothness of the compound color stripe-shaped white quartz stone plate are effectively improved, and surface micropores are reduced. The quartz sand or the quartz powder prepared through staged temperature calcination is adopted as a raw material, and the cost of raw material calcination in the early stage is greatly reduced. Pattern strip models conforming to natural textures and having alternate thicknesses are effectively utilized as groove-shaped tools filled with a mixed material of the quartz sand and the quartz powder with the pigment, and the prepared quartz stone plate is natural in texture, elegant in appearance, good in reproducibility and high in process mechanization degree. Results show that the prepared artificial natural texture white quartz stone decorative plate has the volume density of 2.6-3.0 g/cm ＜ -3 ＞, the compressive strength of 265.3-303.1 MPa, the bending strength of 51.9-65.6 MPa and the water absorption rate of 0.010-0.026%, has the advantages of high whiteness and smoothness, good chemical acid and alkali corrosion resistance and the like and can be widely applied to the field of building decorative materials such as high-grade office buildings, large shopping malls and home decoration.
Description
Technical Field
The invention belongs to the technical field of preparation of building decoration materials, and particularly relates to an artificial natural texture white quartz stone decoration plate and a preparation method thereof.
Background
The artificial quartz stone is a decorative plate obtained by polymerizing and curing quartz stone powder (more than 93 percent of the total mass), resin, pigment and the like, has the excellent characteristics of hard texture, acid and alkali corrosion resistance, high temperature resistance, seepage prevention and the like, and is widely applied to building decorative materials such as starred hotels, high-grade office buildings, superstores, home decorations and the like. The artificial quartz stone takes quartz powder as a main raw material, inherits the stable chemical property and physical characteristic of the quartz stone, shows the excellent characteristics of no toxicity, no radiation, bright and durable color, difficult scratching, difficult dyeing and the like in a decorative material, and is gradually favored by people. However, with the improvement of life quality of people, the requirements on the quartz stone plate are not limited to use value, and more new requirements on appearance, matching, compound color and the like of the quartz stone plate are provided.
Chinese patent CN 106810112a discloses a method for preparing a bicolor quartz stone plate by using 65-75% of main materials (more than 90% is quartz sand) and 25-35% of pigment as main raw materials; chinese patent CN 109664395a discloses a method for preparing a marbled quartz stone slab from quartz sand, acrylic resin, silane coupling agent and the like as main raw materials; chinese patent CN 102390958B discloses an artificial quartz stone plate made of quartz sand, tourmaline and pigment as main raw materials, wherein the artificial quartz stone plate has the color of black pearl and gray hemp. The quartz stone prepared by the patent meets the national and local requirements on parameters such as strength, water absorption, hardness and the like of the quartz stone for decoration with different purposes, but the product of the quartz stone has the defects of poor color uniformity, unstable quality, single color tone, not natural collocation, too hard compound color and the like. In addition, the adopted process technology cannot finish the preparation of the quartz stone plate with complicated natural texture and color tones from the analysis of the preparation process. In high-grade office buildings, large-scale shopping malls and home decoration, elegant style mainly comprising white color tone is prevalent, but white color is always a difficult problem in the preparation process of quartz stone with multicolor stripes. The method is mainly caused by the reasons that preparation equipment needs to be cleaned thoroughly in time, colored raw materials need to be effectively shielded, and the color deepening caused by oxidation, complicated process steps and the like need to be avoided in the polymerization and curing processes of organic matters.
Under the condition that natural stone is used as an unrenewable resource and is increasingly exhausted, in order to meet the requirements of people on the white quartz stone decorative plate with artificial natural texture, an innovative process technology which is low in cost and suitable for factory production is adopted to become an effective way for solving the current situation.
Disclosure of Invention
The invention provides a preparation process method of an artificial natural texture white quartz stone decorative plate, aiming at overcoming the problem that the quartz stone with white tone and compound color stripes is difficult to prepare in the actual industrial production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the artificial natural texture white quartz stone decorative plate comprises the following main raw materials: quartz sand, quartz powder, unsaturated resin, pigment, crushed white glass, a coupling agent and a curing agent;
the raw materials comprise the following components in percentage by mass: 50-55% of quartz sand, 25-30% of quartz powder, 5-7% of unsaturated resin, 0.20-0.50% of pigment, 5-8% of crushed white glass, 0.10-0.15% of coupling agent, 0.20-0.35% of curing agent, and the sum of the mass fractions of all the raw materials being 100%;
the quartz sand is obtained by removing yellow skins on the surface of mined quartz ore, calcining at 550-650 ℃, crushing, screening and recombining, and is obtained by compounding according to different meshes according to the mass ratio of 16 meshes to 26 meshes to 40 meshes to 70 meshes =2:3:2: 1;
the quartz powder is obtained by respectively sieving calcined and crushed quartz ores through 400-mesh and 500-mesh sieves, uniformly mixing the materials according to the mass ratio of 1:2 between the 400-mesh and the 500-mesh sieves, and calcining the mixture at 1450-1550 ℃;
the viscosity of the unsaturated resin is 1.4-1.6 mPa & S;
the pigment is a mixture of iron oxide black and iron chromium black, and is obtained by uniformly compounding the iron oxide black and the iron chromium black according to the mass ratio of 2: 3;
the cullet is ultra-white cullet, and the particle size of the cullet is 600 meshes;
the coupling agent is a silane coupling agent and is sold under the market label of KH560 or DL 602;
the curing agent is a mixture of vinyl triamine and diaminocyclohexane, and is obtained by uniformly compounding according to the mass ratio of 1: 1;
the preparation method of the artificial natural texture white quartz stone decorative plate sequentially comprises the following steps:
1) fully mixing quartz sand, quartz powder and cullet, and pouring into stirring equipment;
2) adding unsaturated polyester into the equipment for mixing materials in the step 1) in three batches, wherein a stirrer is used for stirring all the time;
3) sequentially adding a coupling agent and a curing agent into the step 2), and continuously stirring for 10-15 minutes;
4) taking out the uniformly mixed raw materials in the step 3), putting the raw materials in another small stirrer according to a certain mass, adding the pigment, and stirring for 20 minutes;
5) and 4) in parallel, the uniformly mixed materials in the step 3) are automatically paved in a flat grinding tool which is padded with kraft paper and riffled rib models which accord with natural textures and are arranged alternately in thickness through a mechanical arm, and the materials are spread uniformly at all positions through weight detection and are preliminarily pre-pressed;
6) slowly lifting the riffled rib model in the step 5) by a mechanical arm, filling the grooves of the original riffled rib with the mixture with the pigment obtained in the step 4) by the control of the mechanical arm, and spraying a small amount of compound coupling agent at the grooves;
7) covering kraft paper on the mixture obtained in the step 6), and then sending the mixture into a vacuum compacting forming machine with the vacuum degree of-0.10 to-0.05 MPa for compacting for 5 to 7 minutes to obtain a biscuit; wherein suppression pressure is 20~35MPa, and the suppression time divide into two sections: compacting for 1-2 minutes at 20Hz and 4-5 minutes at 60 Hz;
8) transferring the biscuit in the step 7) into an oven at 85-90 ℃, and curing for 30-45 minutes to obtain a cured plate;
9) and 8) cooling the solidified plate in the step 8), and then carrying out continuous steps of washing, grinding, polishing, cutting and the like on the upper surface and the lower surface to obtain the artificial natural texture white quartz stone decorative plate with different dimensions.
Has the positive and beneficial effects that: according to the invention, the quartz stone and the quartz sand are compounded strictly according to the granularity in the raw material formula, and the extra-white cullet is used as the raw material, so that the whiteness and the surface smoothness of the white quartz stone plate with black stripes can be effectively improved, the density and the strength are improved, and surface micropores are reduced. The quartz sand or quartz powder prepared by calcining at the sectional temperature is used as the raw material, so that the hardness and whiteness of the quartz stone plate can be ensured, and the cost for calcining the raw material at the earlier stage can be greatly reduced. The riffled rib model which accords with natural texture and has alternate thicknesses is effectively used as a groove-shaped tool for filling the mixed material of the quartz sand and the quartz powder with the pigment, and the mixed material of the quartz sand and the quartz powder is paved and filled by a mechanical arm, so that the obtained white quartz stone plate has natural texture, elegant appearance, good reproducibility and high process mechanization degree. The volume density of the artificial natural texture white quartz stone decorative plate is 2.6-3.0 g/cm-3The high-strength high-toughness high-strength high-toughness high-grade office buildings, large markets, home decorations and the like.
Drawings
FIG. 1 is a schematic view of a natural texture artificial white quartz stone decorative plate manufactured by the present invention.
Detailed Description
The invention will be further described and illustrated with reference to specific embodiments thereof:
the artificial natural texture white quartz stone decorative plate comprises the following main raw materials: quartz sand, quartz powder, unsaturated resin, pigment, crushed white glass, a coupling agent and a curing agent;
the raw materials comprise the following components in percentage by mass: 50-55% of quartz sand, 25-30% of quartz powder, 5-7% of unsaturated resin, 0.20-0.50% of pigment, 5-8% of crushed white glass, 0.10-0.15% of coupling agent, 0.20-0.35% of curing agent, and the sum of the mass fractions of all the raw materials being 100%;
the quartz sand is obtained by removing yellow skins on the surface of mined quartz ore, calcining at 550-650 ℃, crushing, screening and recombining, and is obtained by compounding according to different meshes according to the mass ratio of 16 meshes to 26 meshes to 40 meshes to 70 meshes =2:3:2: 1;
the quartz powder is obtained by respectively sieving calcined and crushed quartz ores through 400-mesh and 500-mesh sieves, uniformly mixing the materials according to the mass ratio of 1:2 between the 400-mesh and the 500-mesh sieves, and calcining the mixture at 1450-1550 ℃;
the viscosity of the unsaturated resin is 1.4-1.6 mPa & S;
the pigment is a mixture of iron oxide black and iron chromium black, and is obtained by uniformly compounding the iron oxide black and the iron chromium black according to the mass ratio of 2: 3;
the crushed white glass is super white crushed glass with the particle size of 600 meshes;
the coupling agent is a silane coupling agent and is sold under the market label of KH560 or DL 602;
the curing agent is a mixture of vinyl triamine and diaminocyclohexane, and is obtained by uniformly compounding the components according to the mass ratio of 1: 1;
the preparation method of the artificial natural texture white quartz stone decorative plate sequentially comprises the following steps:
1) fully mixing quartz sand, quartz powder and cullet, and pouring into stirring equipment;
2) adding unsaturated polyester into the material mixing equipment in the step 1) in three batches, wherein a stirrer is used for stirring all the time;
3) sequentially adding a coupling agent and a curing agent into the step 2), and continuously stirring for 10-15 minutes;
4) taking out the uniformly mixed raw materials in the step 3), putting the raw materials in another small stirrer according to a certain mass, adding the pigment, and stirring for 20 minutes;
5) and 4) performing parallel operation, namely automatically paving the uniformly mixed material in the step 3) in a flat plate grinding tool padded with kraft paper and a checkered rib model conforming to natural texture and with alternate thickness by a mechanical arm, performing weight detection and tiling to disperse uniformly at each position, and performing preliminary prepressing;
6) slowly lifting the riffled rib model in the step 5) by a mechanical arm, filling the grooves of the original riffled rib with the mixture with the pigment obtained in the step 4) by the control of the mechanical arm, and spraying a small amount of compound coupling agent at the grooves;
7) covering kraft paper on the mixture obtained in the step 6), and then sending the mixture into a vacuum compacting forming machine with the vacuum degree of-0.10 to-0.05 MPa for compacting for 5 to 7 minutes to obtain a biscuit; wherein suppression pressure is 20~35MPa, and the suppression time divide into two sections: compacting for 1-2 minutes at 20Hz and 4-5 minutes at 60 Hz;
8) transferring the biscuit in the step 7) into an oven at 85-90 ℃, and curing for 30-45 minutes to obtain a cured plate;
9) and after the solidified plate in the step 8) is cooled, the upper surface and the lower surface are subjected to continuous steps of water washing, grinding, polishing, cutting and the like to obtain the artificial natural texture white quartz stone decorative plate with different sizes and specifications.
Example 1
Weighing 105kg of quartz sand compounded at the temperature of 600 ℃ and 55kg of quartz powder compounded at the temperature of 1500 ℃ and 15kg of crushed white glass, and uniformly mixing in a stirrer; then, sequentially adding 15kg of unsaturated resin, 0.25kg of DL602 coupling agent and 0.60kg of curing agent in sequence, and stirring for 15 minutes; then laying the uniformly mixed materials in a flat plate model padded with kraft paper and a riffled rib model for prepressing; slowly lifting out the riffled rib model, filling a mixture with pigment in the riffled rib groove, and spraying a small amount of compound coupling agent; covering kraft paper on the mixture, keeping the vacuum degree at-0.1 MPa, and compacting under the conditions of 20Hz and 25MPa for 1 minute and 60Hz and 35MPa for 5 minutes respectively to obtain a biscuit; the biscuit is transferred to an oven at 87 ℃ to be cured for 40 minutes to obtain a cured plate; and finally, cooling, washing, grinding, polishing, cutting and the like are carried out on the solidified plate to obtain the quartz stone plate.
The prepared artificial natural texture white quartz stone decorative plate has the volume density of 2.9g/cm-3The steel plate has the advantages of 291.7MPa of compressive strength, 62.3MPa of bending strength, 0.014% of water absorption, high surface whiteness and smoothness and excellent chemical acid and alkali corrosion resistance.
Example 2
Weighing 100kg of quartz sand compounded at the temperature of 650 ℃, 60kg of quartz powder compounded at the temperature of 1500 ℃ and 16kg of crushed white glass, and uniformly mixing in a stirrer; then, 13kg of unsaturated resin, 0.30kg of DL602 coupling agent and 0.60kg of curing agent are sequentially added in sequence, and the mixture is stirred for 15 minutes; laying the uniformly mixed material in a flat plate model padded with kraft paper and a rib model for prepressing; slowly lifting out the checkered rib model, filling a mixture with pigment in the groove of the checkered rib, and spraying a small amount of compound coupling agent; covering kraft paper on the mixture, keeping the vacuum degree of-0.10 MPa, and compacting under the conditions of 20Hz and 25MPa for 1 minute and 60Hz and 35MPa for 5 minutes respectively to obtain a biscuit; the biscuit is transferred to a drying oven with the temperature of 90 ℃ to be cured for 45 minutes to obtain a cured plate; and finally, cooling, washing, grinding, polishing, cutting and the like are carried out on the solidified plate to obtain the quartz stone plate.
The prepared artificial natural texture white quartz stone decorative plate has the volume density of 3.0g/cm-3The high-strength stainless steel has the advantages of 303.1MPa of compressive strength, 65.6MPa of bending strength, 0.010 percent of water absorption, high surface whiteness and smoothness and excellent chemical acid-base corrosion resistance.
Example 3
Weighing 110kg of quartz sand compounded at the temperature of 550 ℃, 50kg of quartz powder compounded at the temperature of 1450 ℃ and 13kg of crushed white glass, and uniformly mixing in a stirrer; then, 14kg of unsaturated resin, 0.20kg of KH560 coupling agent and 0.70kg of curing agent are sequentially added in sequence, and stirred for 15 minutes; then laying the uniformly mixed materials in a flat plate model padded with kraft paper and a riffled rib model for prepressing; slowly lifting out the riffled rib model, filling a mixture with pigment in the riffled rib groove, and spraying a small amount of compound coupling agent; covering kraft paper on the mixture, keeping the vacuum degree at-0.05 MPa, and compacting under the conditions of 20Hz and 25MPa for 2 minutes and 60Hz and 35MPa for 5 minutes respectively to obtain a biscuit; the biscuit is transferred to a drying oven with the temperature of 90 ℃ to be cured for 45 minutes to obtain a cured plate; and finally, cooling, washing, grinding, polishing, cutting and the like are carried out on the solidified plate to obtain the quartz stone plate.
The prepared artificial natural texture white quartz stone decorative plate has the volume density of 2.6g/cm-3The high-strength stainless steel has the advantages of compressive strength of 265.3MPa, bending strength of 51.9MPa, water absorption of 0.026%, high surface whiteness and smoothness, and excellent chemical acid and alkali corrosion resistance.
Example 4
Weighing 106kg of quartz sand compounded at the temperature of 650 ℃, 57kg of quartz powder compounded at the temperature of 1500 ℃ and 14kg of crushed white glass, and uniformly mixing in a stirrer; then sequentially adding 14kg of unsaturated resin, 0.20kg of KH560 coupling agent and 0.55kg of curing agent, and stirring for 15 minutes; then laying the uniformly mixed materials in a flat plate model padded with kraft paper and a riffled rib model for prepressing; slowly lifting out the riffled rib model, filling a mixture with pigment in the riffled rib groove, and spraying a small amount of compound coupling agent; covering kraft paper on the mixture, keeping the vacuum degree of-0.08 MPa, and compacting under the conditions of 20Hz and 25MPa for 2 minutes and 60Hz and 35MPa for 4 minutes respectively to obtain a biscuit; the biscuit is transferred to a drying oven at 85 ℃ to be cured for 30 minutes to obtain a cured plate; and finally, cooling, washing, grinding, polishing, cutting and the like are carried out on the solidified plate to obtain the quartz stone plate.
The prepared artificial natural texture white quartz stone decorative plate has the volume density of 2.8g/cm-3The high-strength stainless steel has the advantages of 276.3MPa of compressive strength, 58.1MPa of bending strength, 0.019% of water absorption, high surface whiteness and smoothness and excellent chemical acid-base corrosion resistance.
The raw materials of the invention are quartz stone andthe quartz sand is compounded strictly according to the granularity, and the extra-white cullet can effectively improve the whiteness and the surface smoothness of the white quartz stone plate with black stripes, improve the density and the strength and reduce surface micropores. The quartz sand or quartz powder prepared by calcining at the sectional temperature is used as the raw material, so that the cost for calcining the raw material at the early stage can be greatly reduced while the hardness and whiteness of the quartz stone plate are ensured. The riffled rib model which accords with natural texture and has alternate thicknesses is effectively used as a groove-shaped tool for filling the mixed material of the quartz sand and the quartz powder with the pigment, and the mixed material of the quartz sand and the quartz powder is mechanically paved and filled, so that the obtained white quartz stone plate has natural texture, elegant appearance, good reproducibility and high process mechanization degree. The artificial natural texture white quartz stone decorative plate has the volume density of 2.6-3.0 g/cm-3The high-strength high-toughness high-strength high-toughness high-grade office buildings, large markets, home decorations and the like.
The above examples are only preferred embodiments to better illustrate the process flow and innovations of the present invention, but the present invention is not limited to the above embodiments. The specific embodiments are set forth so as to enable those skilled in the art to practice the invention with the full scope of knowledge, and are not intended to limit the scope of the invention. Any modification, equivalent change and improvement made within the spirit and principle of the present invention should be covered within the technical scope of the present invention.
Claims (10)
1. The utility model provides an artificial natural texture white quartz stone dalle which characterized in that: the main raw materials include quartz sand, quartz powder, unsaturated resin, pigment, broken white glass, coupling agent and curing agent.
2. The artificial natural texture white quartz stone decorative plate as claimed in claim 1, wherein the raw materials comprise, by mass: the coating comprises 50-55% of quartz sand, 25-30% of quartz powder, 5-7% of unsaturated resin, 0.20-0.50% of pigment, 5-8% of crushed white glass, 0.10-0.15% of coupling agent, 0.20-0.35% of curing agent, and the sum of the mass fractions of all the raw materials is 100%.
3. The artificial natural texture white quartz stone decorative plate as set forth in claim 1 or 2, wherein: the quartz sand is obtained by removing yellow skins on the surface of mined quartz ore, calcining at 550-650 ℃, crushing, screening and recombining, and is compounded according to different meshes according to the mass ratio of 16 meshes to 26 meshes to 40 meshes to 70 meshes =2:3:2: 1.
4. The artificial natural texture white quartz stone decorative plate according to claim 1 or 2, characterized in that: the quartz powder is obtained by calcining and crushing quartz ore, sieving the calcined and crushed quartz ore respectively through 400-mesh and 500-mesh sieves, uniformly mixing the calcined and crushed quartz ore according to the mass ratio of 1:2 between 400-mesh and 500-mesh sieves, and calcining at 1450-1550 ℃.
5. The artificial natural texture white quartz stone decorative plate as set forth in claim 1 or 2, wherein: the viscosity of the unsaturated resin is 1.4-1.6 mPa & S.
6. The artificial natural texture white quartz stone decorative plate as set forth in claim 1 or 2, wherein: the pigment is obtained by uniformly compounding iron oxide black and iron chromium black according to the mass ratio of 2: 3.
7. The artificial natural texture white quartz stone decorative plate according to claim 1 or 2, characterized in that: the cullet is ultra-white cullet, and the particle size of the ultra-white cullet is 600 meshes.
8. The artificial natural texture white quartz stone decorative plate as set forth in claim 1 or 2, wherein: the coupling agent is a silane coupling agent, and the commercial grade of the silane coupling agent is KH560 or DL 602.
9. The artificial natural texture white quartz stone decorative plate as set forth in claim 1 or 2, wherein: the curing agent is a mixture of vinyl triamine and diaminocyclohexane, and the mixture is obtained by uniformly compounding according to the mass ratio of 1: 1.
10. The method for preparing the artificial natural texture white quartz stone decorative plate as claimed in claim 1 or 2, characterized in that the specific process steps are as follows:
1) fully mixing quartz sand, quartz powder and cullet, and pouring into stirring equipment;
2) adding unsaturated polyester into the equipment for mixing materials in the step 1) in three batches, wherein a stirrer is used for stirring all the time;
3) sequentially adding a coupling agent and a curing agent into the step 2), and continuously stirring for 10-15 minutes;
4) taking out the uniformly mixed raw materials in the step 3), putting the raw materials into another small stirrer by certain mass, adding the pigment, and stirring for 20 minutes;
5) and 4) in parallel, the uniformly mixed materials in the step 3) are automatically paved in a flat grinding tool which is padded with kraft paper and riffled rib models which accord with natural textures and are arranged alternately in thickness through a mechanical arm, and the materials are spread uniformly at all positions through weight detection and are preliminarily pre-pressed;
6) slowly lifting the riffled rib model in the step 5) by a mechanical arm, filling the grooves of the original riffled rib with the mixture with the pigment obtained in the step 4) by the control of the mechanical arm, and spraying a small amount of compound coupling agent at the grooves;
7) covering kraft paper on the mixture obtained in the step 6), and then sending the mixture into a vacuum compacting forming machine with the vacuum degree of-0.10 to-0.05 MPa for compacting for 5 to 7 minutes to obtain a biscuit; wherein suppression pressure is 20~35MPa, and the suppression time divide into two sections: compacting for 1-2 minutes at 20Hz and 4-5 minutes at 60 Hz;
8) transferring the biscuit in the step 7) into an oven at 85-90 ℃, and curing for 30-45 minutes to obtain a cured plate;
9) and after the solidified plate in the step 8) is cooled, the upper surface and the lower surface are subjected to continuous steps of water washing, grinding, polishing, cutting and the like to obtain the artificial natural texture white quartz stone decorative plate with different sizes and specifications.
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| CN115813129A (en) * | 2022-11-22 | 2023-03-21 | 金牌厨柜家居科技股份有限公司 | Process for manufacturing quartz stone table top of composite metal and lower buckle strip |
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| CN107915231A (en) * | 2017-11-22 | 2018-04-17 | 连云港浩森矿产品有限公司 | A kind of method and quartz calcining furnace that glass sand is prepared using vein quartz environmental protection |
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| JP2002234037A (en) * | 2001-02-07 | 2002-08-20 | Wada Shoji Kk | Method for manufacturing artificial stone and joining method |
| CN104478293A (en) * | 2014-12-15 | 2015-04-01 | 田忠和 | Synthetic quartzite plate and preparation method thereof |
| CN104478292A (en) * | 2014-12-15 | 2015-04-01 | 田忠和 | Artificial quartz stone sheet and preparation method thereof |
| CN106810112A (en) * | 2015-11-30 | 2017-06-09 | 衡阳市雅典娜石英石有限公司 | A kind of double-colored quartzite slate and preparation method |
| CN107915231A (en) * | 2017-11-22 | 2018-04-17 | 连云港浩森矿产品有限公司 | A kind of method and quartz calcining furnace that glass sand is prepared using vein quartz environmental protection |
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| CN115813129A (en) * | 2022-11-22 | 2023-03-21 | 金牌厨柜家居科技股份有限公司 | Process for manufacturing quartz stone table top of composite metal and lower buckle strip |
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