CN111718152A - Wormwood modified quartz stone and preparation method thereof - Google Patents
Wormwood modified quartz stone and preparation method thereof Download PDFInfo
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- CN111718152A CN111718152A CN202010651933.2A CN202010651933A CN111718152A CN 111718152 A CN111718152 A CN 111718152A CN 202010651933 A CN202010651933 A CN 202010651933A CN 111718152 A CN111718152 A CN 111718152A
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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
- C04B26/10—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C04B26/18—Polyesters; Polycarbonates
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
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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
- C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
- C04B40/0028—Aspects relating to the mixing step of the mortar preparation
- C04B40/0039—Premixtures of ingredients
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- 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
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
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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
- C04B2103/60—Agents for protection against chemical, physical or biological attack
- C04B2103/67—Biocides
- C04B2103/69—Fungicides
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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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
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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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2092—Resistance against biological degradation
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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
- 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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- 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
- C04B2201/52—High compression strength concretes, i.e. with a compression strength higher than about 55 N/mm2, e.g. reactive powder concrete [RPC]
Abstract
The invention provides a wormwood modified quartz stone and a preparation method thereof, and the wormwood modified quartz stone comprises the following raw materials: 40-50 parts of quartz sand, 20-25 parts of modified medical stone, 2-5 parts of a functional modifier containing wormwood extract, 6-10 parts of unsaturated polyester, 10-15 parts of silica sand, 8-10 parts of calcite, 2-4 parts of KH-570, 2-5 parts of a curing agent and 1-3 parts of glycerol trilaurate, and the wormwood modified quartz stone finally obtained through the steps of mixing, vacuum degassing and compression molding has plant bacteriostasis effect and good antibacterial effect, and the quartz stone plate is high in hardness, toughness and wear-resistant and durable, so that the wormwood modified quartz stone is a novel quartz stone material product.
Description
Technical Field
The invention belongs to the technical field of quartz stone modification, and particularly relates to wormwood modified quartz stone and a preparation method thereof.
Background
The quartz stone is a large-size plate prepared from quartz stone crystals, resin, trace pigments and other materials by an isomeric polymerization technology under a vacuum condition, and 94% of the quartz crystals are in a main body structure, so that the quartz stone is harder and more compact in texture and has the characteristics of wear resistance, pressure resistance, high temperature resistance, corrosion resistance, seepage prevention and the like which are not possessed by other decorative materials. Quartz is a mineral resource with stable physical and chemical properties, and quartz is a short name for the plate produced by the quartz plate manufacturers at present, and is called as quartz because the quartz content of the main component of the plate is more than 93 percent.
The artificial quartz stone is a novel polymeric material which is prepared by mixing natural quartz sand, quartz powder, resin and pigment and processing the mixture by special equipment. The plate has compact texture, low water absorption, strong oil stain resistance, better acid and alkali resistance and chemical corrosion resistance, can keep smooth and attractive appearance, does not fade or generate print for a long time, and is quite popular with people.
The antibacterial environment-friendly material is the hot tide of a new material, in the prior art, an inorganic or organic antibacterial agent is usually added to prepare a product with antibacterial and mildewproof effects, a substance with natural antibacterial activity is added to a quartz product, and the prior art does not report. The plant extract is directly added in the quartz stone plate manufacturing process, the plant extract is difficult to disperse uniformly, the hardness of the plate is reduced, the quartz stone is easy to break in the using process, and the wear resistance of the quartz stone is reduced.
Disclosure of Invention
In order to solve the problems in the prior art and further optimize the prior art, the invention provides a wormwood modified quartz stone and a preparation method thereof, so as to realize the following purposes:
1. improve hardness and toughness and improve wear resistance
2. Has antibacterial effect of natural plants
In order to solve the technical problems, the invention adopts the following technical scheme:
the wormwood modified quartz stone is characterized by comprising the following raw materials in parts by weight:
40-50 parts of quartz sand, 20-25 parts of modified medical stone, 2-5 parts of functional modifier containing wormwood extract, 6-10 parts of unsaturated polyester, 10-15 parts of silica sand, 8-10 parts of calcite, 2-4 parts of KH-570, 2-5 parts of curing agent and 1-3 parts of trilaurin;
the unsaturated polyester is o-benzene unsaturated polyester, and the viscosity at 25 ℃ is 0.9-1.3 Pa.s;
the quartz sand is mixed quartz sand, wherein the quartz sand accounts for 35-40% of the quartz sand with the particle size of 40-50 microns, 35-40% of the quartz sand with the particle size of 0.5-2mm, and the balance is large-particle quartz sand with the particle size of 2-5 mm;
the curing agent is methyl ethyl ketone peroxide;
the preparation method of the modified medical stone comprises the following steps:
1) mechanically pulverizing Maifanitum into 0.2-1mm granule;
2) immersing medical stone particles into a sodium hexametaphosphate solution, performing ultrasonic dispersion, dehydrating and drying to obtain purified medical stone particles;
3) adding purified Maifanitum particles into DMF solution, adding sodium carboxymethylcellulose as promoter, dropwise adding dilute alkali to adjust pH to 8.5-11, adding nanometer SiO2 aerogel, heating to 80 deg.C, stirring at 1000r/min for 5-8 hr, standing, and drying to obtain modified Maifanitum;
the concentration of the sodium hexametaphosphate solution is 0.5-1.2 g/L; the sodium carboxymethylcellulose is added at a concentration of 5-8 wt%.
The addition amount of the nano SiO2 aerogel accounts for 0.02-0.06% of the weight of the purified medical stone particles;
the SiO2 aerogel has the particle size of 1-40nm and the density of 50-80kg/m3；
Performing ultrasonic dispersion, wherein the ultrasonic frequency is 55-60KHz, and the ultrasonic treatment is performed for 10-30 minutes;
the preparation method of the functional modifier containing the wormwood extract comprises the following steps: dissolving the wormwood extract into water, adding the montmorillonite porous nano material for soaking and mixing, and fully allowing the wormwood extract to enter the porous material to obtain the wormwood extract-containing functional modifier;
the montmorillonite porous nano material has the particle size of 50-100 nm;
the soaking and mixing are carried out, and the bath ratio of the wormwood extract aqueous solution is 1: 10-15; stirring for 30-120min at the rotating speed of 30-60 r/min;
the preparation method of the wormwood modified quartz stone is characterized by comprising the following steps: mixing, vacuum degassing, press forming and curing;
vacuum degassing with a vacuum degree of 1-2kPa for 15-20 min;
the pressing forming is carried out, and the vacuum degree of a pressing machine is 0.05-0.1 MPa; first pressing, vibrating for 60-65S under 20-22 HZ; pressing for the second time, and vibrating for 90-100S at 50-55 HZ;
and (3) curing, wherein the curing temperature is 95-100 ℃.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the quartz stone plate product prepared by using the wormwood modified quartz stone has plant bacteriostatic effect and good antibacterial effect, has bacteriostatic rate of common staphylococcus aureus, escherichia coli and candida albicans up to 85-92%, and can be applied to sanitary places such as kitchen tables and the like;
2. the quartz stone plate product prepared by using the wormwood modified quartz stone has high hardness, the volume density is 3.22-3.30g/cm3, and the hardness reaches 7.5-8 Mohs grade;
3. by adopting the wormwood modified quartz stone, the dry bending strength reaches 46-48MPa, the compressive strength is 265-270MPa, and the wormwood modified quartz stone has high strength, high toughness, wear resistance and use resistance;
4. by adopting the wormwood modified quartz stone, the prepared quartz stone plate can resist the high temperature of 400-450 ℃, a 450-DEG C high-temperature object is placed on the quartz stone plate for 30min without obvious hot stamping, and the high-temperature strength is high;
5. the wormwood modified quartz stone is not easy to crack and deform and has good pressure resistance.
The specific implementation mode is as follows:
the invention is further illustrated below with reference to specific examples.
Example 1 Artemisia argyi modified quartz stone and preparation method thereof
1. Preparation of modified medical stone
1) Mechanically pulverizing Maifanitum into 0.2-1mm granule;
2) immersing medical stone particles into a sodium hexametaphosphate solution, then carrying out ultrasonic dispersion for 10 minutes at the ultrasonic frequency of 55KHz, and then dehydrating and drying to obtain purified medical stone particles;
3) adding purified Maifanitum particles into DMF solution, adding sodium carboxymethylcellulose as promoter, dropwise adding dilute alkali to adjust pH to 8.5, adding nanometer SiO2 aerogel, heating to 80 deg.C, stirring at 1000r/min for 5 hr, standing, and drying to obtain modified Maifanitum;
the concentration of the sodium hexametaphosphate solution is 0.5 g/L;
the sodium carboxymethylcellulose is added with the concentration of 5.0 wt%;
the addition amount of the nano SiO2 aerogel accounts for 0.02% of the weight of the purified medical stone particles;
the SiO2 aerogel has the particle size of 35-40nm and the density of 55.2kg/m3；
2. Preparing a functional modifier containing a wormwood extract:
(1) adding appropriate amount of water into the cup, heating to 90 deg.C in water bath, adding folium Artemisiae Argyi extract, stirring to dissolve completely, and bath ratio of 1: 10;
(2) adding montmorillonite porous nanometer material into the above solution, soaking and mixing with folium Artemisiae Argyi extract solution, stirring for 60min at 60r/min to make folium Artemisiae Argyi extract fully enter into porous material to obtain functional modifier containing folium Artemisiae Argyi extract;
the particle size of the montmorillonite porous nano material is 50-60 nm;
3. mixing materials:
adding functional modifier containing folium Artemisiae Argyi extract and coupling agent into unsaturated polyester, heating to 60 deg.C, and stirring to mix well; adding quartz sand while stirring, changing Maifanitum, silica sand, calcite, and curing agent, increasing stirring speed of the stirrer to 400r/min, stirring for 20min, and mixing to obtain mixture;
the raw material composition of the mixture comprises the following components in parts by weight:
40 parts of quartz sand, 25 parts of modified medical stone, 2 parts of functional modifier containing wormwood extract, 10 parts of unsaturated polyester, 10 parts of silica sand, 8 parts of calcite, 2 parts of KH-570, 2 parts of curing agent and 1 part of trilaurin;
the unsaturated polyester is o-benzene unsaturated polyester, and the viscosity at 25 ℃ is 0.9 pas;
the quartz sand is mixed quartz sand, wherein the quartz sand accounts for 35% of the particle size of 40-50 microns, 35% of the particle size of 0.5-2mm and the balance is large-particle quartz sand of 2-5 mm;
the curing agent is methyl ethyl ketone peroxide;
4. vacuum degassing
Pumping the raw material slurry into a vacuum stirring tank, stirring for 20min in a vacuum environment, and removing all bubbles in the slurry;
vacuum degassing is carried out, and the vacuum degree is 1 kPa;
vacuum degassing for 15 min;
5. press forming
Pouring the mixture into a mold, and pushing the mold into a press for press forming, wherein the vacuum degree of the press is 0.05 MPa; first pressing, vibrating for 60S at 20 HZ; second pressing, vibrating for 100S at 50HZ, and closing vibration;
6. curing
Transferring to a curing furnace at 100 ℃ for curing, demolding, cooling and polishing the surface to obtain the wormwood modified quartz stone product.
Example 2 wormwood modified quartz stone and preparation method thereof
1. Preparation of modified medical stone
1) Mechanically pulverizing Maifanitum into 0.2-1mm granule;
2) immersing medical stone particles into a sodium hexametaphosphate solution, then carrying out ultrasonic dispersion for 30 minutes at the ultrasonic frequency of 55KHz, and then dehydrating and drying to obtain purified medical stone particles;
3) adding purified Maifanitum particles into DMF solution, adding sodium carboxymethylcellulose as promoter, dropwise adding dilute alkali to adjust pH to 10.0, adding nanometer SiO2 aerogel, heating to 80 deg.C, stirring at 1000r/min for 5 hr, standing, and drying to obtain modified Maifanitum;
the concentration of the sodium hexametaphosphate solution is 1.0 g/L;
the adding concentration of the sodium carboxymethylcellulose is 6.5 wt%;
the addition amount of the nano SiO2 aerogel accounts for 0.03 percent of the weight of the purified medical stone particles;
the SiO2 aerogel has the particle size of 35-40nm and the density of 55.2kg/m3；
2. Preparing a functional modifier containing a wormwood extract:
(1) adding appropriate amount of water into the cup, heating to 90 deg.C in water bath, adding folium Artemisiae Argyi extract, stirring to dissolve completely, and bath ratio of 1: 15;
(2) adding montmorillonite porous nanometer material into the above solution, soaking and mixing with folium Artemisiae Argyi extract solution, stirring for 120min at 60r/min to make folium Artemisiae Argyi extract fully enter into porous material to obtain functional modifier containing folium Artemisiae Argyi extract;
the particle size of the montmorillonite porous nano material is 50-60 nm;
3. mixing materials:
adding functional modifier containing folium Artemisiae Argyi extract and coupling agent into unsaturated polyester, heating to 60 deg.C, and stirring to mix well; adding quartz sand while stirring, changing Maifanitum, silica sand, calcite, and curing agent, increasing stirring speed of the stirrer to 400r/min, stirring for 20min, and mixing to obtain mixture;
the raw material composition of the mixture comprises the following components in parts by weight:
45 parts of quartz sand, 20 parts of modified medical stone, 2 parts of functional modifier containing wormwood extract, 6 parts of unsaturated polyester, 13 parts of silica sand, 8 parts of calcite, 2 parts of KH-570, 2 parts of curing agent and 2 parts of trilaurin;
the unsaturated polyester is o-benzene unsaturated polyester, and the viscosity at 25 ℃ is 1.2 pas;
the quartz sand is mixed quartz sand, wherein the quartz sand comprises 35% of quartz sand with the particle size of 40-50 micrometers, 40% of quartz sand with the particle size of 0.5-2mm and the balance of large-particle quartz sand with the particle size of 2-5 mm;
the curing agent is methyl ethyl ketone peroxide;
4. vacuum degassing
Pumping the raw material slurry into a vacuum stirring tank, stirring for 20min in a vacuum environment, and removing all bubbles in the slurry;
vacuum degassing is carried out, and the vacuum degree is 1 kPa;
vacuum degassing for 20 min;
5. press forming
Pouring the mixture into a mold, and pushing the mold into a press for press forming, wherein the vacuum degree of the press is 0.05 MPa; first pressing, vibrating for 60S at 20 HZ; second pressing, vibrating for 90S at 55HZ, and closing vibration;
6. curing
Transferring to a curing furnace at 100 ℃ for curing, demolding, cooling and polishing the surface to obtain the wormwood modified quartz stone product.
Example 3 Artemisia argyi modified quartz stone and preparation method thereof
1. Preparation of modified medical stone
1) Mechanically pulverizing Maifanitum into 0.2-1mm granule;
2) immersing medical stone particles into a sodium hexametaphosphate solution, then carrying out ultrasonic dispersion for 30 minutes at an ultrasonic frequency of 60KHz, and then dehydrating and drying to obtain purified medical stone particles;
3) adding purified Maifanitum particles into DMF solution, adding sodium carboxymethylcellulose as promoter, dropwise adding dilute alkali to adjust pH to 11, adding nanometer SiO2 aerogel, heating to 80 deg.C, stirring at 1000r/min for 8 hr, standing, and drying to obtain modified Maifanitum;
the concentration of the sodium hexametaphosphate solution is 1.2 g/L;
the adding concentration of the sodium carboxymethylcellulose is 8 wt%;
the addition amount of the nano SiO2 aerogel accounts for 0.06 percent of the weight of the purified medical stone particles;
the SiO2 aerogel has the particle size of 20-25nm and the density of 64.0kg/m3；
2. Preparing a functional modifier containing a wormwood extract:
(1) adding appropriate amount of water into the cup, heating to 90 deg.C in water bath, adding folium Artemisiae Argyi extract, stirring to dissolve completely, and bath ratio of 1: 15;
(2) adding montmorillonite porous nanometer material into the above solution, soaking and mixing with folium Artemisiae Argyi extract solution, stirring for 120min at 60r/min to make folium Artemisiae Argyi extract fully enter into porous material to obtain functional modifier containing folium Artemisiae Argyi extract;
the particle size of the montmorillonite porous nano material is 90-100 nm;
3. mixing materials:
adding functional modifier containing folium Artemisiae Argyi extract and coupling agent into unsaturated polyester, heating to 60 deg.C, and stirring to mix well; adding quartz sand while stirring, changing Maifanitum, silica sand, calcite, and curing agent, increasing stirring speed of the stirrer to 400r/min, stirring for 20min, and mixing to obtain mixture;
the raw material composition of the mixture comprises the following components in parts by weight:
50 parts of quartz sand, 20 parts of modified medical stone, 2 parts of functional modifier containing wormwood extract, 6 parts of unsaturated polyester, 10 parts of silica sand, 8 parts of calcite, 2 parts of KH-570, 2 parts of curing agent and 1 part of trilaurin;
the unsaturated polyester is o-benzene unsaturated polyester, and the viscosity at 25 ℃ is 1.3 pas;
the quartz sand is mixed quartz sand, wherein 40 percent of the quartz sand with the particle size of 40-50 microns accounts for 40 percent of the quartz sand with the particle size of 0.5-2mm accounts for 40 percent of the quartz sand, and the balance is large-particle quartz sand with the particle size of 2-5 mm;
the curing agent is methyl ethyl ketone peroxide;
4. vacuum degassing
Pumping the raw material slurry into a vacuum stirring tank, stirring for 20min in a vacuum environment, and removing all bubbles in the slurry;
vacuum degassing is carried out, and the vacuum degree is 2 kPa;
vacuum degassing for 20 min;
5. press forming
Pouring the mixture into a mold, and pushing the mixture into a press for press forming, wherein the vacuum degree of the press is 0.1 MPa; first pressing, vibrating for 60S at 20 HZ; second pressing, vibrating for 90S at 50HZ, and closing vibration;
6. curing
Transferring to a curing furnace at 95 ℃ for curing, demolding, cooling and polishing the surface to obtain the wormwood modified quartz stone product.
Comparative example 1:
the same as in example 3 was repeated except that the function-modifying agent containing the wormwood extract was not added.
Comparative example 2:
the procedure of example 3 was repeated except that ordinary commercially available medical stones were added without modification.
The quartz stone slabs prepared according to the technical solutions of examples 1-3 and comparative examples 1-2 were subjected to the relevant tests, and the results are shown in the following table:
finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The wormwood modified quartz stone is characterized by comprising the following raw materials in parts by weight:
40-50 parts of quartz sand, 20-25 parts of modified medical stone, 2-5 parts of functional modifier containing wormwood extract, 6-10 parts of unsaturated polyester, 10-15 parts of silica sand, 8-10 parts of calcite, 2-4 parts of KH-570, 2-5 parts of curing agent and 1-3 parts of trilaurin.
2. The quartz stone according to claim 1, wherein the modified medical stone is prepared by a method comprising:
1) mechanically pulverizing Maifanitum into 0.2-1mm granule;
2) immersing medical stone particles into a sodium hexametaphosphate solution, performing ultrasonic dispersion, dehydrating and drying to obtain purified medical stone particles;
3) adding purified Maifanitum particles into DMF solution, adding sodium carboxymethylcellulose as promoter, adding dilute alkali dropwise to adjust pH to 8.5-11, adding nanometer SiO2 aerogel, heating to 80 deg.C, stirring at 1000r/min for 5-8 hr, standing, and drying to obtain modified Maifanitum.
3. The quartz stone according to claim 2, wherein the concentration of the sodium hexametaphosphate solution is 0.5 to 1.2 g/L; the sodium carboxymethylcellulose is added at a concentration of 5-8 wt%.
4. The quartz stone according to claim 2, wherein the nano SiO2 aerogel is added in an amount of 0.02-0.06% by weight of the purified maifanite particles.
5. The quartz stone according to claim 4, wherein the SiO2 aerogel has a particle size of 1-40nm, density 50-80kg/m3。
6. The quartz stone according to claim 2, wherein the ultrasonic dispersion is carried out at an ultrasonic frequency of 55-60KHz for 10-30 minutes.
7. The quartz stone according to claim 1, wherein the curing agent is methyl ethyl ketone peroxide.
8. A preparation method of wormwood modified quartz stone is characterized by comprising the following steps: mixing materials, vacuum degassing and pressing and forming.
9. The method of claim 8, wherein the vacuum degassing is performed under a vacuum of 1 to 2kPa for a vacuum treatment time of 15 to 20 min.
10. The production method according to claim 8, wherein the press forming is carried out with a press vacuum of 0.05 to 0.1 MPa; first pressing, vibrating for 60-65S under 20-22 HZ; and performing secondary pressing, and vibrating at 50-55HZ for 90-100S.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341708A (en) * | 2020-11-14 | 2021-02-09 | 百草边大生物科技(青岛)有限公司 | Novel wormwood PP plastic applied to toilet lid |
| CN115216876A (en) * | 2022-08-29 | 2022-10-21 | 和也健康科技有限公司 | Preparation process of wormwood zinc jade fiber fabric |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105801004A (en) * | 2016-04-21 | 2016-07-27 | 太仓市建兴石英玻璃厂 | Preparation method of health-care man-made quartz stone plate |
| CN107698196A (en) * | 2017-11-06 | 2018-02-16 | 佛山市欧泊石业有限公司 | A kind of preparation method of high-performance artificial quartz stone plate |
| CN107739188A (en) * | 2017-09-29 | 2018-02-27 | 江苏闽江矿业有限公司 | A kind of preparation technology of health artificial quartz stone plate |
| CN107879670A (en) * | 2017-11-07 | 2018-04-06 | 桂林奥尼斯特节能环保科技有限责任公司 | A kind of artificial quartz stone plate and its manufacture method |
| WO2018124314A1 (en) * | 2016-12-26 | 2018-07-05 | Ri Byong Hyok | Multifunctional composite building materials and construction thereof |
| CN111116100A (en) * | 2020-01-20 | 2020-05-08 | 百事基材料（青岛）股份有限公司 | Preparation method of antibacterial flame-retardant quartz plate |
-
2020
- 2020-07-08 CN CN202010651933.2A patent/CN111718152A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105801004A (en) * | 2016-04-21 | 2016-07-27 | 太仓市建兴石英玻璃厂 | Preparation method of health-care man-made quartz stone plate |
| WO2018124314A1 (en) * | 2016-12-26 | 2018-07-05 | Ri Byong Hyok | Multifunctional composite building materials and construction thereof |
| CN107739188A (en) * | 2017-09-29 | 2018-02-27 | 江苏闽江矿业有限公司 | A kind of preparation technology of health artificial quartz stone plate |
| CN107698196A (en) * | 2017-11-06 | 2018-02-16 | 佛山市欧泊石业有限公司 | A kind of preparation method of high-performance artificial quartz stone plate |
| CN107879670A (en) * | 2017-11-07 | 2018-04-06 | 桂林奥尼斯特节能环保科技有限责任公司 | A kind of artificial quartz stone plate and its manufacture method |
| CN111116100A (en) * | 2020-01-20 | 2020-05-08 | 百事基材料（青岛）股份有限公司 | Preparation method of antibacterial flame-retardant quartz plate |
Non-Patent Citations (2)
| Title |
|---|
| 全国水泥制品标准化技术委员会秘书处: "《建筑材料标准汇编.水泥制品》", 30 April 2000, 中国标准出版社 * |
| 程能林: "《溶剂手册》", 31 May 1995, 化学工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112341708A (en) * | 2020-11-14 | 2021-02-09 | 百草边大生物科技(青岛)有限公司 | Novel wormwood PP plastic applied to toilet lid |
| CN115216876A (en) * | 2022-08-29 | 2022-10-21 | 和也健康科技有限公司 | Preparation process of wormwood zinc jade fiber fabric |
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Application publication date: 20200929 |