CN115010404B - High-strength artificial quartz sand board and manufacturing method thereof - Google Patents

High-strength artificial quartz sand board and manufacturing method thereof Download PDF

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Publication number
CN115010404B
CN115010404B CN202210874823.1A CN202210874823A CN115010404B CN 115010404 B CN115010404 B CN 115010404B CN 202210874823 A CN202210874823 A CN 202210874823A CN 115010404 B CN115010404 B CN 115010404B
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ether
ketone
polyether
quartz sand
microspheres
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CN115010404A (en
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胡玲
张�林
代振
张麒麟
郭亚莉
李葵花
王亚丽
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Ningyuan Huachuang Powder Material Co ltd
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Ningyuan Huachuang Powder Material Co ltd
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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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
    • C08J9/286—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum the liquid phase being a solvent for the monomers but not for the resulting macromolecular composition, i.e. macroporous or macroreticular polymers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2361/00—Characterised by the use of condensation polymers of aldehydes or ketones; Derivatives of such polymers
    • C08J2361/04—Condensation polymers of aldehydes or ketones with phenols only
    • C08J2361/16—Condensation polymers of aldehydes or ketones with phenols only of ketones with phenols
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/91—Use of waste materials as fillers for mortars or concrete

Abstract

The invention discloses a high-strength artificial quartz sand plate which comprises the following components in parts by weight: 150 parts of quartz sand powder, 80-120 parts of modified polyethylene glycol terephthalate, 0.15-0.24 part of silane coupling agent and 0.32-0.46 part of accelerator. According to the invention, the high-strength artificial quartz sand plate is prepared by adopting quartz sand powder and modified polyethylene glycol terephthalate as main materials and adopting a silane coupling agent and an accelerator as auxiliary materials, and the prepared artificial quartz sand plate has the advantages of higher strength, good wear resistance and good ageing resistance by adjusting the content proportion of each component.

Description

High-strength artificial quartz sand board and manufacturing method thereof
Technical Field
The invention relates to the field of quartz sand, in particular to a high-strength artificial quartz sand board and a manufacturing method thereof.
Background
In the field of building decoration, stone has become one of the main decoration materials due to its beautiful, elegant and strong decorative features. The natural marble has rich and natural patterns and is widely applied due to the natural decorative effect and texture, but the problems of color difference, excessive radioactivity of different degrees, low hardness, easy scratching and the like exist in large-area paving due to limited resources, so that the omnibearing development of the natural marble is limited to a certain extent.
The artificial quartz stone is a novel stone which is formed by taking quartz sand powder as a main filler, taking unsaturated polyester resin as an adhesive and performing high-pressure press forming under a vacuum condition and shaping under a medium temperature state, and is an environment-friendly and green novel building material and decorative material which have no radioactive pollution and can be repeatedly used.
However, most of the quartz stone plates in the prior art use adjacent, intermediate and opposite Unsaturated Polyester Resins (UPR) as main binders, which are high polymer materials formed by high-temperature condensation of raw materials with fixed components, and the quartz sand plates prepared by the conventional UPR binders have the defects of poor wear resistance and the like.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention aims to provide a high-strength artificial quartz sand board and a manufacturing method thereof.
The aim of the invention is realized by adopting the following technical scheme:
in a first aspect, the invention provides a high-strength artificial quartz sand board, which comprises the following components in parts by weight:
150 parts of quartz sand powder, 80-120 parts of modified polyethylene glycol terephthalate, 0.15-0.24 part of silane coupling agent and 0.32-0.46 part of accelerator.
Preferably, the quartz sand powder is classified into three grades according to particle size, the first grade being: 0.5-1mm, second grade: 300-500 μm, third grade: 100-300 μm, and the mass ratio of the first grade, the second grade and the third grade is 2-4:1-3:0.5-1.
Preferably, the modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate with porous polyetheretherketone microspheres.
Preferably, the silane coupling agent is at least one of vinyltriethoxysilane, vinyltrimethoxysilane, vinyltris (beta-methoxyethoxy) silane.
Preferably, the accelerator is one of methyl ethyl ketone peroxide, cyclohexanone peroxide and benzoyl peroxide.
Preferably, the preparation method of the porous polyether-ether-ketone microsphere comprises the following steps:
s1, mixing polyether-ether-ketone powder and sulfuric acid with the mass fraction of 98% in a reaction bottle, stirring at the speed of 300-400 r/m for 0.5-1 h at room temperature, and standing for 10min to obtain polyether-ether-ketone acid liquid; wherein the mass ratio of the polyether-ether-ketone powder to the sulfuric acid is 1:3-5;
s2, after defoaming polyether-ether-ketone acid liquid, putting the defoamed polyether-ether-ketone acid liquid into a needle cylinder with a needle, dropwise adding the defoamed polyether-ether-ketone acid liquid into an ethanol solvent with the mass fraction of 35% -55%, filtering out solids after all dropwise adding is completed, washing the solids by using pure water until the washing liquid is neutral, uniformly mixing the solids in deionized water, transferring the deionized water into a lining pipe of a reaction kettle, sealing the reaction kettle, heating the reaction kettle to 150-180 ℃, carrying out heat preservation treatment for 6-10 hours, filtering out the solids, and drying the solids to obtain polyether-ether-ketone microspheres; wherein the mass ratio of the polyether-ether-ketone acid liquid to the ethanol solvent is 1:3-5;
s3, mixing sodium borohydride and dimethyl sulfoxide, heating to 100-150 ℃, uniformly stirring, then adding polyether-ether-ketone microspheres, introducing inert gas as shielding gas, carrying out heat preservation for 4-6 hours, filtering out solids, washing with absolute ethyl alcohol for at least three times, washing with deionized water for at least three times, and drying under reduced pressure to obtain porous polyether-ether-ketone microspheres; wherein the mass ratio of the sodium borohydride to the polyether-ether-ketone microspheres to the dimethyl sulfoxide is 0.1-0.3:1:10-15.
Preferably, the preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:2-4, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:3-5:5-10.
In a second aspect, the invention provides a method for manufacturing a high-strength artificial quartz sand plate, which comprises the following steps:
step 1, respectively weighing raw materials according to the weight ratio, drying in an oven, and sealing for later use;
step 2, placing the modified polyethylene glycol terephthalate, quartz sand powder, a silane coupling agent and an accelerator into a stirrer for mixing so as to fully disperse the components;
and step 3, placing the mixed components into a double-screw extruder, and after melt extrusion, forming through a die to obtain the high-strength artificial quartz sand plate.
Preferably, the melt extrusion temperature is 250-270℃and the screw speed is 500-800rpm.
The beneficial effects of the invention are as follows:
according to the invention, the high-strength artificial quartz sand plate is prepared by adopting quartz sand powder and modified polyethylene glycol terephthalate as main materials and adopting a silane coupling agent and an accelerator as auxiliary materials, and the prepared artificial quartz sand plate has the advantages of higher strength and good wear resistance by adjusting the content ratio of each component.
The modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate by using porous polyether-ether-ketone microspheres. The porous polyether-ether-ketone microspheres improve the properties of the traditional polyethylene terephthalate, so that the firmness and the wear resistance of the final plate are greatly improved.
Detailed Description
The technical features, objects and advantages of the present invention will be more clearly understood from the following detailed description of the technical aspects of the present invention, but should not be construed as limiting the scope of the invention.
The invention is further described with reference to the following examples.
Example 1
The high-strength artificial quartz sand plate comprises the following components in parts by weight:
150 parts of quartz sand powder, 100 parts of modified polyethylene terephthalate, 0.21 part of silane coupling agent and 0.38 part of accelerator.
The quartz sand powder is divided into three grades according to the particle size, and the first grade is: 0.5-1mm, second grade: 300-500 μm, third grade: 100-300 μm, and the mass ratio of the first grade, the second grade and the third grade is 3:2:0.5.
The modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate by using porous polyether-ether-ketone microspheres.
The silane coupling agent is vinyl triethoxysilane.
The promoter is methyl ethyl ketone peroxide.
The preparation method of the porous polyether-ether-ketone microsphere comprises the following steps:
s1, mixing polyether-ether-ketone powder and sulfuric acid with the mass fraction of 98% in a reaction bottle, stirring at the speed of 350r/m for 0.5h at room temperature, and standing for 10min to obtain polyether-ether-ketone acid liquid; wherein the mass ratio of the polyether-ether-ketone powder to the sulfuric acid is 1:4;
s2, after defoaming polyether-ether-ketone acid liquid, putting the defoamed polyether-ether-ketone acid liquid into a needle cylinder with a needle, dropwise adding the defoamed polyether-ether-ketone acid liquid into an ethanol solvent with the mass fraction of 45%, filtering out solids after all dropwise adding is completed, washing the solids by using pure water until the washing liquid is neutral, uniformly mixing the solids in deionized water, transferring the deionized water into a lining pipe of a reaction kettle, sealing the reaction kettle, heating to 160 ℃, preserving heat for 8 hours, filtering out the solids, and drying to obtain polyether-ether-ketone microspheres; wherein the mass ratio of the polyether-ether-ketone acid liquid to the ethanol solvent is 1:4;
s3, mixing sodium borohydride and dimethyl sulfoxide, heating to 100 ℃, uniformly stirring, then adding polyether-ether-ketone microspheres, introducing inert gas as shielding gas, carrying out heat preservation treatment for 5 hours, filtering out solid, washing with absolute ethyl alcohol for at least three times, washing with deionized water for at least three times, and drying under reduced pressure to obtain porous polyether-ether-ketone microspheres; wherein the mass ratio of the sodium borohydride to the polyether-ether-ketone microspheres to the dimethyl sulfoxide is 0.2:1:12.
The preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:3, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:4:8.
The manufacturing method of the medium-high strength artificial quartz sand plate comprises the following steps:
step 1, respectively weighing raw materials according to the weight ratio, drying in an oven, and sealing for later use;
step 2, placing the modified polyethylene glycol terephthalate, quartz sand powder, a silane coupling agent and an accelerator into a stirrer for mixing so as to fully disperse the components;
step 3, placing the mixed components into a double-screw extruder, and performing melt extrusion and molding by a die to obtain a high-strength artificial quartz sand plate; the melt extrusion temperature was 260℃and the screw speed was 600rpm.
The test shows that the bending strength of the quartz sand plate of the example 1 is 172MPa, and the impact toughness is 217kJ/m 2 The Babbitt hardness was 75, the coefficient of friction was 0.35, and the degree of wear was 3.12X10 -5 g/cm 3 。
Example 2
The high-strength artificial quartz sand plate comprises the following components in parts by weight:
150 parts of quartz sand powder, 80 parts of modified polyethylene terephthalate, 0.15 part of silane coupling agent and 0.32 part of accelerator.
The quartz sand powder is divided into three grades according to the particle size, and the first grade is: 0.5-1mm, second grade: 300-500 μm, third grade: 100-300 μm, and the mass ratio of the first grade, the second grade and the third grade is 2:1:0.5.
The modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate by using porous polyether-ether-ketone microspheres.
The silane coupling agent is vinyl trimethoxy silane.
The promoter is cyclohexanone peroxide.
The preparation method of the porous polyether-ether-ketone microsphere comprises the following steps:
s1, mixing polyether-ether-ketone powder and sulfuric acid with the mass fraction of 98% in a reaction bottle, stirring at the speed of 300r/m for 0.5h at room temperature, and standing for 10min to obtain polyether-ether-ketone acid liquid; wherein the mass ratio of the polyether-ether-ketone powder to the sulfuric acid is 1:3;
s2, after defoaming polyether-ether-ketone acid liquid, putting the defoamed polyether-ether-ketone acid liquid into a needle cylinder with a needle, dropwise adding the defoamed polyether-ether-ketone acid liquid into an ethanol solvent with the mass percent of 35%, filtering out solids after all dropwise adding is completed, washing the solids by using pure water until the washing liquid is neutral, uniformly mixing the solids in deionized water, transferring the deionized water into a lining pipe of a reaction kettle, sealing the reaction kettle, heating to 150 ℃, preserving heat for 6 hours, filtering out the solids, and drying to obtain polyether-ether-ketone microspheres; wherein the mass ratio of the polyether-ether-ketone acid liquid to the ethanol solvent is 1:3;
s3, mixing sodium borohydride and dimethyl sulfoxide, heating to 100 ℃, uniformly stirring, then adding polyether-ether-ketone microspheres, introducing inert gas as a shielding gas, carrying out heat preservation for 4 hours, filtering out solids, washing with absolute ethyl alcohol for at least three times, washing with deionized water for at least three times, and drying under reduced pressure to obtain porous polyether-ether-ketone microspheres; wherein the mass ratio of the sodium borohydride to the polyether-ether-ketone microspheres to the dimethyl sulfoxide is 0.1:1:10.
The preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:2, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:3:5.
The manufacturing method of the medium-high strength artificial quartz sand plate comprises the following steps:
step 1, respectively weighing raw materials according to the weight ratio, drying in an oven, and sealing for later use;
step 2, placing the modified polyethylene glycol terephthalate, quartz sand powder, a silane coupling agent and an accelerator into a stirrer for mixing so as to fully disperse the components;
step 3, placing the mixed components into a double-screw extruder, and performing melt extrusion and molding by a die to obtain a high-strength artificial quartz sand plate; the melt extrusion temperature was 250℃and the screw speed was 500rpm.
The test shows that the bending strength of the quartz sand plate of example 2 is 169MPa, and the impact toughness is 221kJ/m 2 The Babbit hardness was 68, the coefficient of friction was 0.37, wearDegree of 4.31×10 -5 g/cm 3 。
Example 3
The high-strength artificial quartz sand plate comprises the following components in parts by weight:
150 parts of quartz sand powder, 120 parts of modified polyethylene terephthalate, 0.24 part of silane coupling agent and 0.46 part of accelerator.
The quartz sand powder is divided into three grades according to the particle size, and the first grade is: 0.5-1mm, second grade: 300-500 μm, third grade: 100-300 μm, and the mass ratio of the first grade, the second grade and the third grade is 4:3:1.
The modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate by using porous polyether-ether-ketone microspheres.
The silane coupling agent is vinyl tri (beta-methoxyethoxy) silane.
The promoter is benzoyl peroxide.
The preparation method of the porous polyether-ether-ketone microsphere comprises the following steps:
s1, mixing polyether-ether-ketone powder and sulfuric acid with the mass fraction of 98% in a reaction bottle, stirring at the speed of 400r/m for 1h at room temperature, and standing for 10min to obtain polyether-ether-ketone acid liquid; wherein the mass ratio of the polyether-ether-ketone powder to the sulfuric acid is 1:5;
s2, after defoaming polyether-ether-ketone acid liquid, putting the defoamed polyether-ether-ketone acid liquid into a needle cylinder with a needle, dropwise adding the defoamed polyether-ether-ketone acid liquid into an ethanol solvent with the mass fraction of 55%, filtering out solids after all dropwise adding is completed, washing the solids by using pure water until the washing liquid is neutral, uniformly mixing the solids in deionized water, transferring the deionized water into a lining pipe of a reaction kettle, sealing the reaction kettle, heating to 180 ℃, preserving heat for 10 hours, filtering out the solids, and drying to obtain polyether-ether-ketone microspheres; wherein the mass ratio of the polyether-ether-ketone acid liquid to the ethanol solvent is 1:5;
s3, mixing sodium borohydride and dimethyl sulfoxide, heating to 150 ℃, uniformly stirring, then adding polyether-ether-ketone microspheres, introducing inert gas as shielding gas, carrying out heat preservation treatment for 6 hours, filtering out solid, washing with absolute ethyl alcohol for at least three times, washing with deionized water for at least three times, and drying under reduced pressure to obtain porous polyether-ether-ketone microspheres; wherein the mass ratio of the sodium borohydride to the polyether-ether-ketone microspheres to the dimethyl sulfoxide is 0.3:1:15.
The preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:4, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:5:10.
The manufacturing method of the medium-high strength artificial quartz sand plate comprises the following steps:
step 1, respectively weighing raw materials according to the weight ratio, drying in an oven, and sealing for later use;
step 2, placing the modified polyethylene glycol terephthalate, quartz sand powder, a silane coupling agent and an accelerator into a stirrer for mixing so as to fully disperse the components;
step 3, placing the mixed components into a double-screw extruder, and performing melt extrusion and molding by a die to obtain a high-strength artificial quartz sand plate; the melt extrusion temperature was 270℃and the screw speed was 800rpm.
The test shows that the bending strength of the quartz sand plate of example 3 is 175MPa and the impact toughness is 213kJ/m 2 The Babbitt hardness was 72, the coefficient of friction was 0.33, and the degree of wear was 1.94X10 -5 g/cm 3 。
Comparative example
A high strength artificial quartz sand board differs from example 1 in that modified polyethylene terephthalate is replaced with polyethylene terephthalate. Namely:
the high-strength artificial quartz sand plate comprises the following components in parts by weight:
150 parts of quartz sand powder, 100 parts of polyethylene terephthalate, 0.21 part of silane coupling agent and 0.38 part of accelerator.
The test shows that the bending strength of the quartz sand plate of the comparative example is 131MPa, and the impact toughness is 179kJ/m 2 The Babbitt hardness was 61, the coefficient of friction was 0.36, and the degree of wear was 4.27X10 -4 g/cm 3 。
Therefore, the artificial quartz sand plates prepared in the examples 1-3 of the invention can be seen to have higher strength, better toughness, higher hardness and better wear resistance.
Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention.

Claims (6)

1. The high-strength artificial quartz sand plate is characterized by comprising the following components in parts by weight:
150 parts of quartz sand powder, 80-120 parts of modified polyethylene terephthalate, 0.15-0.24 part of silane coupling agent and 0.32-0.46 part of accelerator;
the modified polyethylene terephthalate is obtained by modifying polyethylene terephthalate by using porous polyether-ether-ketone microspheres;
the preparation method of the porous polyether-ether-ketone microsphere comprises the following steps:
s1, mixing polyether-ether-ketone powder and sulfuric acid with the mass fraction of 98% in a reaction bottle, stirring at the speed of 300-400 r/m for 0.5-1 h at room temperature, and standing for 10min to obtain polyether-ether-ketone acid liquid; wherein the mass ratio of the polyether-ether-ketone powder to the sulfuric acid is 1:3-5;
s2, after defoaming polyether-ether-ketone acid liquid, putting the defoamed polyether-ether-ketone acid liquid into a needle cylinder with a needle, dropwise adding the defoamed polyether-ether-ketone acid liquid into an ethanol solvent with the mass fraction of 35% -55%, filtering out solids after all dropwise adding is completed, washing the solids by using pure water until the washing liquid is neutral, uniformly mixing the solids in deionized water, transferring the deionized water into a lining pipe of a reaction kettle, sealing the reaction kettle, heating to 150-180 ℃, carrying out heat preservation treatment for 6-10 hours, filtering out the solids, and drying to obtain polyether-ether-ketone microspheres; wherein the mass ratio of the polyether-ether-ketone acid liquid to the ethanol solvent is 1:3-5;
s3, mixing sodium borohydride and dimethyl sulfoxide, heating to 100-150 ℃, uniformly stirring, then adding polyether-ether-ketone microspheres, introducing inert gas as shielding gas, carrying out heat preservation for 4-6 hours, filtering out solids, washing with absolute ethyl alcohol for at least three times, washing with deionized water for at least three times, and drying under reduced pressure to obtain porous polyether-ether-ketone microspheres; wherein the mass ratio of the sodium borohydride, the polyether-ether-ketone microspheres and the dimethyl sulfoxide is 0.1-0.3:1:10-15;
the preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:2-4, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:3-5:5-10.
2. The high-strength artificial quartz sand board according to claim 1, wherein the quartz sand powder is classified into three grades according to particle size, the first grade being: 0.5-1mm, second grade: 300-500 μm, third grade: 100-300 μm, and the mass ratio of the first grade, the second grade and the third grade is 2-4:1-3:0.5-1.
3. The high-strength artificial quartz sand board according to claim 1, wherein the silane coupling agent is at least one of vinyltriethoxysilane, vinyltrimethoxysilane, and vinyltris (β -methoxyethoxy) silane.
4. The high-strength artificial quartz sand board according to claim 1, wherein the accelerator is one of methyl ethyl ketone peroxide, cyclohexanone peroxide and benzoyl peroxide;
the preparation method of the modified polyethylene terephthalate comprises the following steps:
dissolving polyethylene glycol terephthalate in an organic solvent, adding porous polyether-ether-ketone microspheres, uniformly dispersing by ultrasonic, and distilling under reduced pressure to remove the organic solvent to obtain modified polyethylene glycol terephthalate; wherein the organic solvent is butanone and toluene which are mixed according to the mass ratio of 1:2-4, and the mass ratio of the porous polyether-ether-ketone microsphere, the polyethylene terephthalate and the organic solvent is 1:3-5:5-10.
5. A method for manufacturing the high-strength artificial quartz sand board according to any one of claims 1 to 4, comprising the steps of:
step 1, respectively weighing raw materials according to the weight ratio, drying in an oven, and sealing for later use;
step 2, placing the modified polyethylene glycol terephthalate, quartz sand powder, a silane coupling agent and an accelerator into a stirrer for mixing so as to fully disperse the components;
and step 3, placing the mixed components into a double-screw extruder, and after melt extrusion, forming through a die to obtain the high-strength artificial quartz sand plate.
6. The method for producing a high-strength artificial quartz sand slab according to claim 5, wherein the temperature of melt extrusion is 250-270 ℃ and the screw rotation speed is 500-800rpm.
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WO2005017054A1 (en) * 2003-08-14 2005-02-24 Akzo Nobel Coatings International B.V. Paint comprising a liquid phase and an active powder phase
CN104402304A (en) * 2014-10-27 2015-03-11 广东中旗新材料科技有限公司 High-shock-resistance artificial quartz stone sheet material and preparation method thereof
CN108821642A (en) * 2018-07-12 2018-11-16 宁波蒙曼生物科技有限公司 A kind of new waterproof non-slip artificial stone and preparation method thereof
CN108840654A (en) * 2018-08-27 2018-11-20 衡阳市雅典娜石英石有限公司 A kind of wear-resisting quartzite slate and preparation method thereof
CN112745061A (en) * 2020-12-25 2021-05-04 湖北赛典新材料科技有限公司 Artificial quartz stone plate prepared from modified calcium carbonate and preparation method thereof

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