CN110204249B - Preparation method of high-molecular pavement brick - Google Patents
Preparation method of high-molecular pavement brick Download PDFInfo
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- CN110204249B CN110204249B CN201910412142.1A CN201910412142A CN110204249B CN 110204249 B CN110204249 B CN 110204249B CN 201910412142 A CN201910412142 A CN 201910412142A CN 110204249 B CN110204249 B CN 110204249B
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- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
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- C08K7/00—Use of ingredients characterised by shape
- C08K7/16—Solid spheres
- C08K7/18—Solid spheres inorganic
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
- E01C5/04—Pavings made of prefabricated single units made of bricks
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
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- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
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- 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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- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
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- C08K3/22—Oxides; Hydroxides of metals
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Abstract
The invention belongs to the technical field of pavement bricks, and particularly relates to a preparation method of a polymer pavement brick, which is a method for preparing the polymer pavement brick by blending unsaturated resin serving as a main raw material and wear-resistant powder, reinforcing aggregate and pigment serving as auxiliary materials, wherein the process comprises four steps of preparing a surface wear-resistant layer, preparing a reinforcing layer and demolding, the size of the prepared polymer pavement brick is selected according to the use requirement, the preferable size is 300mm multiplied by 30mm, the compressive strength is more than or equal to 20MPa, the bending strength is more than or equal to 3MPa, the length of a grinding pit is less than or equal to 37mm, the Babbitt hardness is more than or equal to 35, the water absorption is less than or equal to 1%, the pollution resistance is strong, the appearance color is bright, and the; the principle is scientific and reliable, the manufacturing process is simple and easy to operate.
Description
The technical field is as follows:
the invention belongs to the technical field of pavement bricks, and particularly relates to a preparation method of a polymer pavement brick.
Background art:
the pavement bricks or the pavement bricks are artificial blocks made of industrial wastes or local materials such as concrete, slag, fly ash and the like, the pavement bricks are divided into small bricks, medium bricks and large bricks according to the size and the mass, the bricks with the height of 115-380mm are called small bricks, the bricks with the height of 380-980mm are called medium bricks, and the bricks with the height of 980mm are called large bricks, when in use, the medium-small bricks are used for a plurality of times, the pavement bricks have the advantages of simple structure and high building speed, meet the requirement of wall reform in the industrial development of buildings, and are used for covering sidewalks or squares of public transportation; the method for producing the pavement brick by using the resin and the papermaking black mud disclosed by the Chinese patent 201810400783.0 comprises the following specific steps: s1: selecting proper quartz sand, selecting proper synthetic resin and collecting residual massive black mud after papermaking production for later use; s2: putting the quartz sand collected in the step S1 into an ultrasonic cleaning pool, adding purified water into the quartz sand, setting the water temperature of the quartz sand cleaning pool at 40 ℃, and cleaning for 1-2 hours; s3: filtering the quartz sand cleaned in the step S2 by using a filter screen, and putting the quartz sand into an oven for 1-2 hours to remove water, wherein the temperature of the oven is set to be 60-100 ℃, and drying the quartz sand for later use; s4: and (4) crushing the blocky black mud collected in the step (S1) by using a crusher for 15-20 minutes, and then taking out for later use. S5: putting the synthetic resin collected in the step S1 into a hot melting furnace for heating and hot melting, wherein the hot melting temperature of the hot melting furnace is controlled to be 120-170 ℃, the hot melting time of the hot melting furnace is controlled to be 70-80 min, and the hot-melted synthetic resin is reserved for standby; s6: putting the hot-melted synthetic resin obtained in the steps S5 and S4 and the smashed black mud into a heating stirrer, and adding purified water and hydrogen peroxide into the heating stirrer, wherein the weight ratio of the black mud to the purified water to the hydrogen peroxide is 15:8:3, heating and stirring for 100-fold stirring for 120min, and the heating temperature is set to be 60 ℃ for standby application; s7: adding the mixture of the black mud, the purified water and the hydrogen peroxide obtained in the step S6 into an injection molding machine, and performing injection molding on a brick mold by using the injection molding machine, wherein the injection molding temperature of the injection molding machine is controlled to be 155-165 ℃; s8: taking out the bricks molded in the step S7, putting the bricks into an oven, controlling the temperature of the oven to be 50-55 ℃, controlling the drying time of a drying chamber to be 24-48 hours, and reserving the bricks for later use after drying; s9: cutting the bricks dried in the step S8 into small blocks by a cutting machine for sale; the method for producing the pavement brick by using the resin and the construction waste disclosed by the Chinese patent 201810402423.4 comprises the following steps: s1: putting the construction waste into a crusher for crushing, removing reinforcing steel bars in the crushed construction waste, and screening by using a screening machine of 3-8mm to obtain granular construction waste; s2: the pavement brick comprises the following components: 25-35% of C35 Portland cement, 26-45% of river sand, 28-33% of granular building waste, 3-9% of resin, 8-10% of lime, 0.15-0.25% of reinforcing agent, 5.3-6.5% of water and 0.5-1.5% of water reducing agent; s3: the ingredients in the S2 are put into a stirrer to be fully mixed, and the mixture is stirred for 1 hour at the transverse rotating speed of 1000-1200 rpm; s4: pouring the fully mixed slurry in the step S3 into a mould, and putting the mould on a vibration table for full vibration, so that the slurry can be fully mixed, and cracks are reduced; s5: curing the mold in the S4 in three stages, namely, in the first stage, placing the mold into a constant temperature and humidity box for curing for 12 hours, in the second stage, placing the mold into a constant temperature water box for curing for 24 hours, and in the third stage, taking the mold out and continuing curing in the constant temperature and humidity box for 24 hours; s6: maintaining for 1.5-2 hours in S5, and scribing anti-skid lines on the surface of the pavement brick, wherein the groove depth of the anti-skid lines is 0.5 cm; s7: curing for 72 hours, then demoulding, and demoulding by adopting high-pressure gas to obtain a finished product; the method for producing the pavement brick by using the resin and the papermaking white mud disclosed by the Chinese patent 201810402431.9 comprises the following specific steps: s1: selecting proper synthetic resin and collecting white mud remained after the production of paper making for later use; s2: putting the synthetic resin collected in the step S1 into a hot melting furnace for heating and hot melting, wherein the hot melting temperature of the hot melting furnace is controlled to be 150-180 ℃, the hot melting time of the hot melting furnace is controlled to be 60-70 min, and the hot-melted synthetic resin is reserved for standby; s3: putting the blocky white mud collected in the step S1 into a crusher to be blocky crushed, so that the white mud is crushed into particles, and collecting the crushed white mud for later use; s4: putting the synthetic resin obtained in the step S2 and the white mud obtained in the step S3 and water into a heating and stirring barrel according to the ratio of 1:2:2 for heating and stirring, wherein the heating temperature of the heating and stirring barrel is controlled to be 160-170 ℃, the stirring time of the heating and stirring barrel is controlled to be 20-25 min, and keeping the stirred and mixed mixture for later use; s5: filtering, namely filtering excessive water in the mixture stirred in the step S4 to ensure that the excessive water in the mixture is filtered completely, and standing the mixture for 3-5 min for later use; s6: putting the mixture obtained in the step S5 after the excessive moisture is filtered into an injection molding machine, and performing injection molding on the pavement brick mold by using the injection molding machine, wherein the injection molding temperature of the injection molding machine is controlled at 155-165 ℃; s7: primary drying, namely putting the pavement brick molded in the step S6 into a dryer for quick drying, wherein the drying temperature in the dryer is controlled to be 350-380 ℃, the drying time is controlled to be 90-120 min, and taking out the dried pavement brick for later use; s8: secondary drying, namely transferring the pavement bricks subjected to primary quick drying in the step S7 into a drying chamber for secondary drying, wherein the temperature of the drying chamber is controlled to be 50-55 ℃, and the drying time of the drying chamber is controlled to be 2-3 d; s9: packaging and selling, namely taking the dried pavement bricks in the step S8 out for packaging and selling; the production method of the road engineering footpath brick disclosed in the Chinese patent 201811006641.2 comprises the following steps: s1: weighing raw materials of each component, mixing, and uniformly stirring; s2: placing the raw materials stirred in the step S1 in a designed pavement brick mould for molding; s3: standing for 4 hours at the ambient temperature of 5-10 ℃, removing the mold, and maintaining for more than 24 hours to obtain a panel; the pavement bricks prepared by the patent method and the pavement bricks in the prior art are mostly cement bricks, the cement bricks are prepared by taking fly ash, coal cinder, tailing slag, chemical slag or natural sand, tidal marsh mud and the like (one or more of the above raw materials) as main raw materials and cement as a coagulant without high-temperature calcination, the bonding property of the cement bricks and mortar is poor, cracks are easy to generate, water is frequently sprayed when the pavement bricks are used, manpower and water resources are wasted, and the operation is troublesome. Therefore, the preparation method of the polymer pavement brick is researched and designed, the preparation method can replace the pavement brick in the prior art, the labor intensity is reduced, the wear resistance and the weather resistance are improved, and the application prospect is good.
The invention content is as follows:
the invention aims to overcome the defects in the prior art, and designs the preparation method of the polymer pavement brick with satisfactory mechanical properties, so that the pavement brick has good wear resistance and weather resistance, bright appearance color, environmental protection and energy conservation.
In order to achieve the purpose, the technical process of the preparation method of the polymer pavement brick comprises four steps of preparing a surface wear-resistant layer, preparing a reinforcing layer and demoulding:
preparing a surface wear-resistant layer: mixing unsaturated resin (containing an accelerant BD-80 and a curing agent M-50) and glass flakes in a set mass part, pouring the mixture into a mold, and slightly vibrating to form a uniform film so as to finish the preparation of the surface wear-resistant layer;
the gel time of the surface wear-resistant layer is 15-20 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(II) preparing a wear-resistant layer: adding an accelerant BD-80 into unsaturated resin, pouring the unsaturated resin, 80-100 meshes of agate-grade aluminum hydroxide, 300-plus 500-mesh microcrystalline powder, 300-plus 350-mesh toothpaste-grade aluminum hydroxide, 350-plus 400-mesh ceramic microbeads, color paste and a defoaming agent into a stirring barrel by set parts by mass, starting a vacuum stirrer, vacuumizing and stirring for 10 minutes, closing the vacuum stirrer, adding a curing agent M-50 to form a first mixture, starting the vacuum stirrer, vacuumizing and stirring for 10 minutes to prevent the first mixture from carrying bubbles, pouring the first mixture into a mold, and scraping to finish the preparation of a wear-resistant layer;
the gel time of the wear-resistant layer is 20-25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(III) preparing a reinforcing layer: adding an accelerant BD-80 and a curing agent M-50 into unsaturated resin, pouring into a stirring barrel, starting the stirrer to stir for 2 minutes, closing the stirrer, pouring ceramic sand, stone powder of 80-100 meshes, floating beads of 80-100 meshes, light calcium carbonate of 350-400 meshes, glass beads of 350-400 meshes and color paste with set mass parts into the same stirring barrel to form a second mixture, starting the stirrer to stir for 3 minutes, closing the stirrer, pouring the second mixture into a mold and scraping the second mixture after 5-10 minutes, and uniformly spreading a layer of quartz sand of 6-10 meshes on the surface of the second mixture to finish the preparation of a reinforcing layer;
the gel time of the reinforcing layer is 20-25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(IV) demolding: and (3) demolding 2-2.5 times after the preparation of the reinforcing layer is finished to obtain the pavement brick, placing the pavement brick on a frame, placing weights on the pavement brick, and performing subsequent operation after curing for 24 hours.
The main structure of the polymer pavement brick prepared by the invention comprises a surface wear-resistant layer 1, a wear-resistant layer 2 and a reinforcing layer 3; the surface wear-resistant layer 1, the wear-resistant layer 2 and the reinforcing layer 3 are firmly combined into a whole, and the thickness ratio of the surface wear-resistant layer 1 to the wear-resistant layer 2 to the reinforcing layer 3 is 1:5-8: 7-10; the surface wear-resistant layer 1 consists of 48 to 84 weight parts of unsaturated resin and 12 to 56 weight parts of 50 to 60 mesh glass flakes, the wear-resistant layer 2 consists of 40 to 60 weight parts of unsaturated resin, 15 to 20 weight parts of 80 to 100 mesh agate grade aluminum hydroxide, 10 to 15 weight parts of 300-plus-500 mesh microcrystalline powder, 5 to 10 weight parts of 300-plus-350 mesh toothpaste grade aluminum hydroxide, 5 to 10 weight parts of 350-plus-400 mesh ceramic microspheres, 1.5 to 3 weight parts of color paste and 0.2 to 0.8 weight part of defoaming agent, the reinforcing layer 3 is composed of 15-25 parts by weight of unsaturated resin, 40-60 parts by weight of pottery sand, 10-15 parts by weight of 80-100 mesh stone powder, 2.5-4.5 parts by weight of 80-100 mesh floating beads, 2.5-4.5 parts by weight of 350-mesh light calcium carbonate, 5-8 parts by weight of 350-mesh 400-mesh glass beads and 0.75-1 part by weight of color paste.
The size of the polymer pavement brick prepared by the invention is 300 multiplied by 30mm, the compressive strength is more than or equal to 20MPa, the bending strength is more than or equal to 3MPa, the length of a grinding pit is less than or equal to 37mm, the Babbitt hardness is more than or equal to 35, and the water absorption rate is less than or equal to 1%.
The unsaturated resin comprises p-benzene unsaturated resin, m-benzene unsaturated resin, o-benzene unsaturated resin and vinyl ester unsaturated resin.
Compared with the prior art, the process comprises four steps of preparing a surface wear-resistant layer, preparing a reinforcing layer and demolding, the prepared polymer pavement brick is high in stain resistance and bright in appearance color, and can be matched with the surrounding environment and the modeling requirements to manufacture bulges or other patterns similar to blind sidewalk bricks; the principle is scientific and reliable, the manufacturing process is simple and easy to operate.
Description of the drawings:
FIG. 1 is a block diagram of the process flow of the present invention.
Fig. 2 is a schematic view of the principle of the main structure of the polymer pavement brick prepared by the invention.
The specific implementation mode is as follows:
the following is a further description by way of example and with reference to the accompanying drawings.
Example 1:
the technical process of the preparation method of the polymer pavement brick comprises four steps of preparing a surface wear-resistant layer, preparing a reinforcing layer and demolding:
preparing a surface wear-resistant layer: mixing unsaturated resin (containing an accelerant BD-80 and a curing agent M-50) and glass flakes in a set mass part, pouring the mixture into a mold, and slightly vibrating to form a uniform film so as to finish the preparation of the surface wear-resistant layer;
the gel time of the surface wear-resistant layer is 15-20 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(II) preparing a wear-resistant layer: adding an accelerant BD-80 into unsaturated resin, pouring the unsaturated resin, 80-100 meshes of agate-grade aluminum hydroxide, 300-plus 500-mesh microcrystalline powder, 300-plus 350-mesh toothpaste-grade aluminum hydroxide, 350-plus 400-mesh ceramic microbeads, color paste and a defoaming agent into a stirring barrel by set parts by mass, starting a vacuum stirrer, vacuumizing and stirring for 10 minutes, closing the vacuum stirrer, adding a curing agent M-50 to form a first mixture, starting the vacuum stirrer, vacuumizing and stirring for 10 minutes to prevent the first mixture from carrying bubbles, pouring the first mixture into a mold, and scraping to finish the preparation of a wear-resistant layer;
the gel time of the wear-resistant layer is 20-25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(III) preparing a reinforcing layer: adding an accelerant BD-80 and a curing agent M-50 into unsaturated resin, pouring into a stirring barrel, starting the stirrer to stir for 2 minutes, closing the stirrer, pouring ceramic sand, stone powder of 80-100 meshes, floating beads of 80-100 meshes, light calcium carbonate of 350-400 meshes, glass beads of 350-400 meshes and color paste with set mass parts into the same stirring barrel to form a second mixture, starting the stirrer to stir for 3 minutes, closing the stirrer, pouring the second mixture into a mold and scraping the second mixture after 5-10 minutes, and uniformly spreading a layer of quartz sand of 6-10 meshes on the surface of the second mixture to finish the preparation of a reinforcing layer;
the gel time of the reinforcing layer is 20-25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin;
(IV) demolding: and (3) demolding 2-2.5 times after the preparation of the reinforcing layer is finished to obtain the pavement brick, placing the pavement brick on a frame, placing weights on the pavement brick, and performing subsequent operation after curing for 24 hours.
The main structure of the polymer pavement brick prepared by the embodiment comprises a surface wear-resistant layer 1, a wear-resistant layer 2 and a reinforcing layer 3; the surface wear-resistant layer 1, the wear-resistant layer 2 and the reinforcing layer 3 are firmly combined into a whole, and the thickness ratio of the surface wear-resistant layer 1, the wear-resistant layer 2 and the reinforcing layer 3 is 1:5-8: 7-10; the surface wear-resistant layer 1 consists of 48 to 84 weight parts of unsaturated resin and 12 to 56 weight parts of 50 to 60 mesh glass flakes, the wear-resistant layer 2 consists of 40 to 60 weight parts of unsaturated resin, 15 to 20 weight parts of 80 to 100 mesh agate grade aluminum hydroxide, 10 to 15 weight parts of 300-plus-500 mesh microcrystalline powder, 5 to 10 weight parts of 300-plus-350 mesh toothpaste grade aluminum hydroxide, 5 to 10 weight parts of 350-plus-400 mesh ceramic microspheres, 1.5 to 3 weight parts of color paste and 0.2 to 0.8 weight part of defoaming agent, the reinforcing layer 3 is composed of 15-25 parts by weight of unsaturated resin, 40-60 parts by weight of pottery sand, 10-15 parts by weight of 80-100 mesh stone powder, 2.5-4.5 parts by weight of 80-100 mesh floating beads, 2.5-4.5 parts by weight of 350-mesh light calcium carbonate, 5-8 parts by weight of 350-mesh 400-mesh glass beads and 0.75-1 part by weight of color paste.
The polymer pavement brick prepared by the embodiment has the dimensions of 300 multiplied by 30mm, the average value of compressive strength is more than or equal to 20MPa, the average value of bending strength is more than or equal to 3MPa, the length of a grinding pit is less than or equal to 37mm, the Babbitt hardness is more than or equal to 35, and the water absorption rate is less than or equal to 1%.
The unsaturated resins referred to in this example include p-phenylene unsaturated resins, m-phenylene unsaturated resins, o-phenylene unsaturated resins, and vinyl ester unsaturated resins.
Claims (7)
1. A preparation method of a polymer pavement brick is characterized in that the process comprises four steps of preparing a surface wear-resistant layer, preparing a reinforcing layer and demolding:
preparing a surface wear-resistant layer: mixing the unsaturated resin and the glass flakes in a set mass part, pouring the mixture into a mold, and slightly vibrating the mixture to form a uniform film so as to finish the preparation of the surface wear-resistant layer; wherein the unsaturated resin contains an accelerator BD-80 and a curing agent M-50;
(II) preparing a wear-resistant layer: adding an accelerant BD-80 into unsaturated resin, pouring the unsaturated resin, 80-100 meshes of agate-grade aluminum hydroxide, 300-plus 500-mesh microcrystalline powder, 300-plus 350-mesh toothpaste-grade aluminum hydroxide, 350-plus 400-mesh ceramic microbeads, color paste and a defoaming agent into a stirring barrel by set parts by mass, starting a vacuum stirrer, vacuumizing and stirring for 10 minutes, closing the vacuum stirrer, adding a curing agent M-50 to form a first mixture, starting the vacuum stirrer, vacuumizing and stirring for 10 minutes to prevent the first mixture from carrying bubbles, pouring the first mixture into a mold, and scraping to finish the preparation of a wear-resistant layer;
(III) preparing a reinforcing layer: adding an accelerant BD-80 and a curing agent M-50 into unsaturated resin, pouring into a stirring barrel, starting the stirrer to stir for 2 minutes, closing the stirrer, pouring ceramic sand, stone powder of 80-100 meshes, floating beads of 80-100 meshes, light calcium carbonate of 350-400 meshes, glass beads of 350-400 meshes and color paste with set mass parts into the same stirring barrel to form a second mixture, starting the stirrer to stir for 3 minutes, closing the stirrer, pouring the second mixture into a mold and scraping the second mixture after 5-10 minutes, and uniformly spreading a layer of quartz sand of 6-10 meshes on the surface of the second mixture to finish the preparation of a reinforcing layer;
(IV) demolding: and (3) demolding 2-2.5 times after the preparation of the reinforcing layer is finished to obtain the pavement brick, placing the pavement brick on a frame, placing weights on the pavement brick, and performing subsequent operation after curing for 24 hours.
2. The method for preparing polymer pavement brick according to claim 1, wherein the gel time of the surface abrasion resistant layer is 15-20 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin.
3. The method for preparing a polymer pavement brick according to claim 1, wherein the gel time of the wear-resistant layer is 20 to 25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin.
4. The method for preparing polymer pavement brick according to claim 1, wherein the gel time of the reinforcing layer is 20-25 minutes; the mass of the accelerator BD-80 accounts for 0.5 percent of the mass of the unsaturated resin; the mass of the curing agent M-50 accounts for 1.5 percent of the mass of the unsaturated resin.
5. The method for producing a polymer pavement according to claim 1, wherein the unsaturated resin includes p-phenylene unsaturated resin, m-phenylene unsaturated resin, o-phenylene unsaturated resin, and vinyl ester unsaturated resin.
6. The method for preparing the polymer pavement brick according to claim 1, wherein the compressive strength of the prepared polymer pavement brick is not less than 20MPa, the bending strength is not less than 3MPa, the length of a grinding pit is not more than 37mm, the Babbitt hardness is not less than 35, and the water absorption rate is not more than 1%.
7. The method for preparing polymer pavement brick according to claim 1, wherein the thickness ratio of the surface wear-resistant layer, the wear-resistant layer and the reinforcing layer is 1:5-8: 7-10.
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| CN201910412142.1A CN110204249B (en) | 2019-05-17 | 2019-05-17 | Preparation method of high-molecular pavement brick |
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| CN201910412142.1A CN110204249B (en) | 2019-05-17 | 2019-05-17 | Preparation method of high-molecular pavement brick |
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| CN110204249B true CN110204249B (en) | 2021-06-29 |
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| CN101864123A (en) * | 2010-06-18 | 2010-10-20 | 吉林吉瑞莱板材科技有限公司 | Nano microcrystal wood floor and production method thereof |
| CN102826791A (en) * | 2012-09-12 | 2012-12-19 | 建研建材有限公司 | Ultra-wearproof epoxy precast slab and installation method thereof |
| CN103510684A (en) * | 2013-10-11 | 2014-01-15 | 广州市设计院 | Colored microcrystalline floor and construction method thereof |
| KR20150001382A (en) * | 2013-06-27 | 2015-01-06 | 주식회사 태강 | Manufacturing method for brick using waste artificial marble and waste artificial marble brick composition |
| CN108706911A (en) * | 2018-04-28 | 2018-10-26 | 山东源根化学技术研发有限公司 | A method of producing Footpath brick with resin and papermaking black mud |
| CN108751838A (en) * | 2018-04-28 | 2018-11-06 | 山东源根化学技术研发有限公司 | A method of producing Footpath brick with resin and construction waste |
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| CN101864123A (en) * | 2010-06-18 | 2010-10-20 | 吉林吉瑞莱板材科技有限公司 | Nano microcrystal wood floor and production method thereof |
| CN102826791A (en) * | 2012-09-12 | 2012-12-19 | 建研建材有限公司 | Ultra-wearproof epoxy precast slab and installation method thereof |
| KR20150001382A (en) * | 2013-06-27 | 2015-01-06 | 주식회사 태강 | Manufacturing method for brick using waste artificial marble and waste artificial marble brick composition |
| CN103510684A (en) * | 2013-10-11 | 2014-01-15 | 广州市设计院 | Colored microcrystalline floor and construction method thereof |
| CN108706911A (en) * | 2018-04-28 | 2018-10-26 | 山东源根化学技术研发有限公司 | A method of producing Footpath brick with resin and papermaking black mud |
| CN108751838A (en) * | 2018-04-28 | 2018-11-06 | 山东源根化学技术研发有限公司 | A method of producing Footpath brick with resin and construction waste |
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