CN115678387A - Anti-corrosion grindstone - Google Patents
Anti-corrosion grindstone Download PDFInfo
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- CN115678387A CN115678387A CN202211462402.4A CN202211462402A CN115678387A CN 115678387 A CN115678387 A CN 115678387A CN 202211462402 A CN202211462402 A CN 202211462402A CN 115678387 A CN115678387 A CN 115678387A
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Abstract
The invention relates to an anticorrosive grindstone, which belongs to the technical field of grindstone preparation and comprises a basic leveling layer, an epoxy sand blasting layer, a grindstone spreading layer and a cover coat which are sequentially arranged from bottom to top; the preparation steps are as follows: paving an epoxy sand-blasting layer material above the foundation leveling layer, and curing to obtain an epoxy sand-blasting layer; paving a grindstone paving material above the epoxy sand-throwing layer, and curing to obtain a grindstone spreading layer; the grinding stone spreading layer is coated with the methyl methacrylate polymer and is cured to obtain the cover coat, each layer of the grinding stone plays a synergistic action to endow the grinding stone with excellent wear resistance and corrosion resistance, wherein the corrosion resistance is embodied in the existence of the performance composition of compact inorganic and organic materials of the grinding stone (quartz sand, vinyl ester resin and polymethyl methacrylate resin) and the solvent resistance of the cover coat, so that the grinding stone prepared by the method has excellent corrosion resistance and higher strength.
Description
Technical Field
The invention belongs to the technical field of grinding stone preparation, and particularly relates to an anticorrosive grinding stone.
Background
The grindstone (terrazzo) is a product prepared by mixing aggregates such as broken stone, glass, quartz stone and the like into cement or resin binder and grinding and polishing the rear surface of the product. The terrazzo made of cement binder is called inorganic terrazzo, and the terrazzo made of epoxy binder is called epoxy terrazzo or organic terrazzo.
The epoxy grindstone can be traced back to the ancient Roman time terrazzo ground, has shocking appearance, is wear-resistant and flexible, has the characteristics of high strength, wear resistance and the like, has the advantages of no seam, solid texture, good chemical resistance, dust prevention, convenient maintenance, low maintenance cost and the like, but also has the problem of poor corrosion resistance, and particularly in chemical plant areas, the grindstone is subject to the corrosion of various acidic and alkaline solutions when facing complex environments, and the surface is easy to form bubbles or uneven small holes, so the technical problem to be solved at present is to provide the anticorrosion grindstone.
Disclosure of Invention
The invention aims to provide an anticorrosive grindstone, which solves the problem of poor corrosion resistance of the grindstone in the prior art.
The purpose of the invention can be realized by the following technical scheme:
the anti-corrosion grindstone comprises a basic leveling layer, an epoxy polishing layer, a grindstone spreading layer and a cover coat which are sequentially arranged from bottom to top.
The anticorrosive millstone is prepared by the following steps:
firstly, cleaning the surface of a base layer, paving building leveling mortar, and curing to obtain a base leveling layer, so that the levelness of the construction ground meets the specified requirement, and the strength meets the specified requirement;
secondly, coating the flowing epoxy resin mixture above the basic leveling layer, wherein the coating weight is 0.2-1.0kg/m 2 Then throwing quartz sand, curing for 12-24h at room temperature to obtain an epoxy sand throwing layer, and finishing sand throwing after curing, wherein half of the thrown sand is required to be in resin colloidThe half of the epoxy sand-blasting layer is exposed in the air, so that the adhesive force between the basic leveling layer and the grindstone spreading layer is increased, and the construction is more convenient;
thirdly, paving a grindstone paving material above the epoxy sand throwing layer, wherein the main materials of the grindstone paving layer are a resin part and an aggregate part, the resin part and the aggregate part are mixed, then the grindstone paving layer is kneaded into a ball by hand, the ground is in a scattered state, the paving thickness is 0.8-1.1cm, the grindstone paving layer is cured for 24-48h at room temperature, and the grindstone paving layer is polished and leveled (a clearance gage with a length of 3 mm and a length of two meters is used for a clearance gage, and finally, the grindstone paving layer is ground by a grinding plate with a size of 1000-2000 meshes) to obtain the grindstone paving layer which is a main action layer and plays a role in corrosion resistance, wear resistance and attractive appearance;
fourthly, paving the paved layer by using equipment, finishing and flattening, grinding after the paved layer is solidified, finishing the ground layer according to the requirement, coating methyl methacrylate polymer on the paved layer of the grinding stone, wherein the coating amount is 0.2-0.4kg/m 2 Curing at room temperature for 24-48h to obtain the finishing coat which has the function of protection and beauty.
Further, the epoxy resin mixture is prepared by the steps of:
the epoxy resin curing agent is prepared by uniformly mixing 70-90 parts by weight of epoxy resin, 10-30 parts by weight of reactive diluent and 40-50 parts by weight of curing agent, preferably, the epoxy resin is south Asia 128 epoxy resin, the reactive diluent is one or a mixture of trimethylolpropane triglycidyl ether, 1,4 butanediol diglycidyl ether and phenyl glycidyl ether, and the curing agent is polyether amine.
Furthermore, the quartz sand has a particle size of 20-50 meshes and the dosage of 2-4kg/m 2 。
Further, the millstone paving material is prepared by the following steps:
vinyl ester resin, cobalt naphthenate and methyl ethyl ketone peroxide are mixed according to the mass ratio of 85-100:1.5-2.4:0.2-0.7, obtaining colloid, adding aggregate into the colloid, and stirring uniformly, wherein the mass ratio of the colloid to the aggregate is 1:8-12, preferably, the vinyl ester resin is one or a mixture of 411 bisphenol A epoxy vinyl ester resin, flexible epoxy vinyl ester 8084 and PU modified epoxy vinyl ester 580, and the aggregate is prepared by mixing quartz sand with the particle size of 10-20 meshes, 20-40 meshes, 40-70 meshes and 80-120 meshes according to the mass ratio of 1-3:2-3:2-3: 1-2.
Further, the methyl methacrylate polymer is prepared by the following steps:
mixing polymethyl methacrylate resin and benzoyl peroxide according to a mass ratio of 100:3, the cover coat is methyl methacrylate polymer, commonly called PMMA resin, and is matched and mixed with a curing agent benzoyl peroxide, and the cured product has the solvent resistance.
The invention has the beneficial effects that:
the invention provides an anticorrosive grindstone, which comprises a basic leveling layer, an epoxy sand-polishing layer, a grindstone spreading layer and a cover coat which are sequentially arranged from bottom to top, wherein each layer plays a synergistic action to endow the grindstone with excellent wear resistance and corrosion resistance, and the corrosion resistance is not only reflected in the existence of the compact inorganic and organic material performance composition of the grindstone (quartz sand, vinyl ester resin and polymethyl methacrylate resin) but also reflected in the solvent resistance characteristic of the cover coat, so that the prepared grindstone has excellent anticorrosive performance and higher strength.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the anti-corrosive grindstone of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a base leveling layer; 2. epoxy sand blasting layer; 3. spreading and laying a layer by using a grindstone; 4. and (6) an overcoat layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1, the anti-corrosion grinding stone is manufactured by the following steps:
firstly, cleaning the surface of a base layer, paving building leveling mortar, and curing to obtain a base leveling layer 1, so that the levelness of the construction ground meets the specified requirement, and the strength meets the specified requirement;
secondly, coating the flowing epoxy resin mixture on the base leveling layer 1, wherein the coating weight is 0.2kg/m 2 Then throwing quartz sand, curing for 12 hours at room temperature to obtain an epoxy sand-throwing layer 2, finishing sand-throwing after curing, wherein half of the thrown sand is required to be in resin colloid and the other half is required to be exposed in air, and the existence of the epoxy sand-throwing layer 2 increases the adhesive force between the basic leveling layer 1 and the grindstone spreading layer 3, so that the construction is more convenient;
thirdly, paving a grindstone paving material above the epoxy sand-blasting layer 2, wherein the main materials of the grindstone paving layer 3 are a resin part and an aggregate part, the resin part and the aggregate part are mixed, then the grindstone paving layer 3 is paved with a paving thickness of 0.8cm under the condition that the grindstone paving layer is kneaded into a ball by hand and is in a ground scattered state, the grindstone paving layer is cured for 24 hours at room temperature, and is polished and leveled, (a two-meter guiding rule is 3 mm, and finally, a grinding piece with a size of 1000-2000 meshes is used for grinding), so that the grindstone paving layer 3 is obtained, and the grindstone paving layer 3 is used as a main action layer to play the functions of corrosion resistance, wear resistance and beauty;
fourthly, paving the paved layer by using equipment, finishing and flattening, grinding after the paved layer is solidified, finishing when the ground layer meets the requirement, coating a methyl methacrylate polymer on the grindstone paved layer 3, wherein the coating weight is 0.2kg/m 2 Curing for 24h at room temperature to obtain a finish coat 4 which plays a role in protection and beauty.
Wherein the epoxy resin mixture is prepared by the following steps:
the epoxy resin curing agent is prepared by uniformly mixing 70 parts by weight of epoxy resin, 10 parts by weight of reactive diluent and 40 parts by weight of curing agent, wherein the epoxy resin is south Asia 128 epoxy resin, the reactive diluent is trimethylolpropane triglycidyl ether, and the curing agent is polyether amine.
Wherein the quartz sand has a particle size of 20-50 meshes and a dosage of 2kg/m 2 。
Wherein, the millstone paving material is prepared by the following steps:
mixing vinyl ester resin, cobalt naphthenate and methyl ethyl ketone peroxide according to a mass ratio of 85:1.5:0.2, uniformly mixing to obtain a colloid, adding aggregate into the colloid, and uniformly stirring, wherein the mass ratio of the colloid to the aggregate is 1:8, the vinyl ester resin is 411 bisphenol A epoxy vinyl ester resin, and the aggregate is prepared by mixing quartz sand with the particle size of 10-20 meshes, 20-40 meshes, 40-70 meshes and 80-120 meshes according to the mass ratio of 1:2:2: 1.
Wherein the methyl methacrylate polymer is prepared by the following steps:
mixing polymethyl methacrylate resin and benzoyl peroxide according to a mass ratio of 100:3, mixing to obtain the product.
Example 2
The anticorrosive millstone is prepared by the following steps:
firstly, cleaning the surface of a base layer, paving building leveling mortar, and curing to obtain a base leveling layer 1, so that the levelness of the construction ground meets the specified requirement, and the strength meets the specified requirement;
secondly, coating the flowing epoxy resin mixture on the base leveling layer 1, wherein the coating weight is 0.5kg/m 2 Then throwing quartz sand, curing for 14 hours at room temperature to obtain an epoxy sand-throwing layer 2, finishing sand-throwing after curing, wherein half of the thrown sand is required to be in resin colloid and the other half is required to be exposed in air, and the existence of the epoxy sand-throwing layer 2 increases the adhesive force between the basic leveling layer 1 and the grindstone spreading layer 3, so that the construction is more convenient;
thirdly, paving a millstone paving material above the epoxy sand-blasting layer 2, wherein the main materials of the millstone paving layer 3 are a resin part and an aggregate part, the resin part and the aggregate part are mixed and kneaded into a ball by hand, the ground falling and scattering state is taken as the standard, the paving thickness is 0.9cm, the curing is carried out for 36 hours at room temperature, the millstone paving layer is polished and leveled, (a two-meter guiding rule is 3 mm, and finally a 1000-2000-mesh grinding disc is used for grinding), so that the millstone paving layer 3 is obtained, and the millstone paving layer 3 is taken as a main action layer to play the effects of corrosion resistance, wear resistance and beauty;
fourthly, paving the paved layer by using equipment, finishing and flattening, grinding after the paved layer is solidified, finishing when the ground layer meets the requirement, coating a methyl methacrylate polymer on the grindstone paved layer 3, wherein the coating weight is 0.3kg/m 2 And curing at room temperature for 36h to obtain a finish coat 4 which plays a role in protection and beauty.
Wherein the epoxy resin mixture is prepared by the following steps:
the epoxy resin curing agent is prepared by uniformly mixing 80 parts by weight of epoxy resin, 20 parts by weight of active diluent and 45 parts by weight of curing agent, wherein the epoxy resin is Nanya 128 epoxy resin, the active diluent is 1,4 butanediol diglycidyl ether, and the curing agent is polyether amine.
Wherein the quartz sand has a particle size of 20-50 meshes and a dosage of 3kg/m 2 。
Wherein, the millstone paving material is prepared by the following steps:
mixing vinyl ester resin, cobalt naphthenate and methyl ethyl ketone peroxide according to a mass ratio of 90:1.8:0.5, uniformly mixing to obtain a colloid, adding aggregate into the colloid, and uniformly stirring, wherein the mass ratio of the colloid to the aggregate is 1:10, the vinyl ester resin is 411 bisphenol A epoxy vinyl ester resin, and the aggregate is prepared by mixing quartz sand with the particle size of 10-20 meshes, 20-40 meshes, 40-70 meshes and 80-120 meshes according to the mass ratio of 2:2:3: 1.
Wherein the methyl methacrylate polymer is prepared by the following steps:
mixing polymethyl methacrylate resin and benzoyl peroxide according to a mass ratio of 100:3, mixing to obtain the product.
Example 3
The anticorrosive millstone is prepared by the following steps:
firstly, cleaning the surface of a base layer, paving building leveling mortar, and curing to obtain a base leveling layer 1, so that the levelness of the construction ground meets the specified requirement, and the strength meets the specified requirement;
secondly, coating the flowing epoxy resin mixture on the base leveling layer 1 with the coating weight of 1.0kg/m 2 Then throwing quartz sand and curing at room temperature24h, obtaining an epoxy sand-blasting layer 2, and after curing, finishing the sand-blasting layer, wherein half of the sand to be blasted is required to be in a resin colloid and the other half is required to be exposed in the air, and the existence of the epoxy sand-blasting layer 2 increases the adhesive force between the basic leveling layer 1 and the rubble spreading layer 3, so that the construction is more convenient;
thirdly, paving a millstone paving material above the epoxy sand-blasting layer 2, wherein the main materials of the millstone paving layer 3 are a resin part and an aggregate part, the resin part and the aggregate part are mixed and kneaded into a ball by hand, the ground falling and scattering state is taken as the standard, the paving thickness is 1.1cm, the curing is carried out for 48 hours at room temperature, the millstone paving layer is polished and leveled, (a two-meter guiding rule is 3 mm, and finally a 1000-2000-mesh grinding disc is used for grinding), so that the millstone paving layer 3 is obtained, and the millstone paving layer 3 is taken as a main action layer to play the effects of corrosion resistance, wear resistance and beauty;
fourthly, paving the paving layer by means of equipment, finishing and flattening, grinding after curing, finishing when the grinding meets the requirement, coating a methyl methacrylate polymer on the grindstone paving layer 3, wherein the coating amount is 0.4kg/m 2 And curing at room temperature for 48 hours to obtain a finish coat 4 which plays a role in protection and beauty.
Wherein the epoxy resin mixture is prepared by the following steps:
the epoxy resin curing agent is prepared by uniformly mixing 90 parts by weight of epoxy resin, 30 parts by weight of active diluent and 50 parts by weight of curing agent, wherein the epoxy resin is Nanya 128 epoxy resin, the active diluent is 1,4 butanediol diglycidyl ether, and the curing agent is polyether amine.
Wherein the quartz sand has a particle size of 20-50 meshes and a dosage of 4kg/m 2 。
Wherein, the millstone paving material is prepared by the following steps:
mixing vinyl ester resin, cobalt naphthenate and methyl ethyl ketone peroxide according to a mass ratio of 100:2.4:0.7, uniformly mixing to obtain a colloid, adding aggregate into the colloid, and uniformly stirring, wherein the mass ratio of the colloid to the aggregate is 1:12, preferably, the vinyl ester resin is one or a mixture of 411 bisphenol A epoxy vinyl ester resin, flexible epoxy vinyl ester 8084 and PU modified epoxy vinyl ester 580, and the aggregate is prepared by mixing quartz sand with the particle size of 10-20 meshes, 20-40 meshes, 40-70 meshes and 80-120 meshes according to the mass ratio of 3:3:3: 2.
Wherein the methyl methacrylate polymer is prepared by the following steps:
mixing polymethyl methacrylate resin and benzoyl peroxide according to a mass ratio of 100:3 mixing to obtain the product.
The grindstones prepared in examples 1 to 3 were subjected to a corrosion resistance test, specifically: at the ambient temperature of 25 ℃, respectively dripping a 20wt% sulfuric acid solution, a 10wt% hydrochloric acid solution, a 10wt% sodium hydroxide solution and a 15wt% citric acid solution on the surface of a sample to be tested, observing the surface condition of the test sample after 24 hours, wherein the test results are shown in table 1:
TABLE 1
| Item | Example 1 | Example 2 | Example 3 |
| 20wt% sulfuric acid solution | Without change | Without change | Without change |
| 10wt% hydrochloric acid solution | Without change | Without change | Without change |
| 10% by weight sodium hydroxide solution | Without change | Is not changedTransforming | Without change |
| 15wt% citric acid solution | Without change | Without change | Without change |
As can be seen from Table 1, the grindstones prepared in examples 1 to 3 were excellent in corrosion prevention.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (6)
1. The anti-corrosion grindstone is characterized by comprising a basic leveling layer (1), an epoxy sand-blasting layer (2), a grindstone spreading layer (3) and a cover coat layer (4) which are sequentially arranged from bottom to top;
the anticorrosive millstone is prepared by the following steps:
firstly, cleaning the surface of a base layer, paving building leveling mortar and curing to obtain a base leveling layer (1);
secondly, coating the epoxy resin mixture on the foundation leveling layer (1) in a coating amountIs 0.2-1.0kg/m 2 Then, throwing quartz sand, and curing at room temperature for 12-24h to obtain an epoxy sand-throwing layer (2);
thirdly, paving a grindstone paving material above the epoxy sand-polishing layer (2), wherein the paving thickness is 0.8-1.1cm, curing is carried out for 24-48h at room temperature, and grinding and leveling are carried out to obtain a grindstone paving layer (3);
fourthly, coating methyl methacrylate polymer on the grindstone spreading layer (3), wherein the coating weight is 0.2-0.4kg/m 2 Curing at room temperature for 24-48h to obtain the finishing layer (4).
2. The anti-corrosion millstone of claim 1, wherein the epoxy resin mixture is prepared by the steps of:
and (3) uniformly mixing 70-90 parts by weight of epoxy resin, 10-30 parts by weight of active diluent and 40-50 parts by weight of curing agent.
3. The anti-corrosive grinding stone of claim 1, wherein the quartz sand has a particle size of 20-50 mesh and is used in an amount of 2-4kg/m 2 。
4. The erosion resistant grindstone of claim 1, wherein the grindstone paving material is made by the steps of:
mixing vinyl ester resin, cobalt naphthenate and methyl ethyl ketone peroxide according to a mass ratio of 85-100:1.5-2.4:0.2-0.7, and mixing uniformly to obtain a colloid, adding aggregate into the colloid, and stirring uniformly, wherein the mass ratio of the colloid to the aggregate is 1:8-12.
5. The anticorrosive millstone of claim 4, wherein the aggregate is prepared from quartz sand with the grain size of 10-20 meshes, 20-40 meshes, 40-70 meshes and 80-120 meshes according to the mass ratio of 1-3:2-3:2-3: 1-2.
6. The anti-corrosion millstone of claim 1, wherein the methyl methacrylate polymer is prepared by: mixing polymethyl methacrylate resin and benzoyl peroxide according to a mass ratio of 100:3, mixing to obtain the product.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211462402.4A CN115678387A (en) | 2022-11-21 | 2022-11-21 | Anti-corrosion grindstone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211462402.4A CN115678387A (en) | 2022-11-21 | 2022-11-21 | Anti-corrosion grindstone |
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| CN115678387A true CN115678387A (en) | 2023-02-03 |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103964751A (en) * | 2014-04-22 | 2014-08-06 | 武汉二航路桥特种工程有限责任公司 | Epoxy mortar bridge floor thin layer paving material and preparation method thereof |
| CN104652778A (en) * | 2015-01-16 | 2015-05-27 | 天华化工机械及自动化研究设计院有限公司 | Vinyl ester resin heavy mortar floor |
| CN111847984A (en) * | 2020-07-29 | 2020-10-30 | 宿州典跃新型建筑材料有限公司 | Outdoor weather-resistant type grindstone resin ground and construction process |
| CN112341973A (en) * | 2020-11-24 | 2021-02-09 | 南京阿斯孚特新材料科技有限公司 | Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof |
| CN212613539U (en) * | 2020-04-17 | 2021-02-26 | 黑龙江泽林科技有限公司 | Sand terrace structure is thrown to various sand with decorate and anti-skidding effect |
| CN113738082A (en) * | 2021-09-28 | 2021-12-03 | 安徽典月新型建筑材料有限公司 | Epoxy terrazzo wet-paving process |
-
2022
- 2022-11-21 CN CN202211462402.4A patent/CN115678387A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103964751A (en) * | 2014-04-22 | 2014-08-06 | 武汉二航路桥特种工程有限责任公司 | Epoxy mortar bridge floor thin layer paving material and preparation method thereof |
| CN104652778A (en) * | 2015-01-16 | 2015-05-27 | 天华化工机械及自动化研究设计院有限公司 | Vinyl ester resin heavy mortar floor |
| CN212613539U (en) * | 2020-04-17 | 2021-02-26 | 黑龙江泽林科技有限公司 | Sand terrace structure is thrown to various sand with decorate and anti-skidding effect |
| CN111847984A (en) * | 2020-07-29 | 2020-10-30 | 宿州典跃新型建筑材料有限公司 | Outdoor weather-resistant type grindstone resin ground and construction process |
| CN112341973A (en) * | 2020-11-24 | 2021-02-09 | 南京阿斯孚特新材料科技有限公司 | Two-component normal-temperature cured epoxy resin elastomer composition and preparation method thereof |
| CN113738082A (en) * | 2021-09-28 | 2021-12-03 | 安徽典月新型建筑材料有限公司 | Epoxy terrazzo wet-paving process |
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