CN115215630A - Reinforcing material for base layer of grave mural and preparation method thereof - Google Patents

Reinforcing material for base layer of grave mural and preparation method thereof Download PDF

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CN115215630A
CN115215630A CN202210819672.XA CN202210819672A CN115215630A CN 115215630 A CN115215630 A CN 115215630A CN 202210819672 A CN202210819672 A CN 202210819672A CN 115215630 A CN115215630 A CN 115215630A
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mural
base
nano
base layer
grave
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CN115215630B (en
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苏伯民
张化冰
谈翔
张瑞
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DUNHUANG ACADEMY
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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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/34—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing cold phosphate binders
    • C04B28/344—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing cold phosphate binders the phosphate binder being present in the starting composition solely as one or more phosphates
    • 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
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482—Coating or impregnation materials
    • 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
    • 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

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)

Abstract

The invention discloses a reinforcing material for a ground layer of a grave mural and a preparation method thereof. The method comprises the following steps: providing a base material which comprises a base material A and a base material B; adding inorganic nano materials into a solvent containing a nano dispersant, and performing ultrasonic treatment to obtain a dispersion liquid; mixing the dispersion liquid with the base material A, and performing ultrasonic and centrifugal treatment to obtain a prefabricated material; mixing the prefabricated material, the base material B and a solvent, and carrying out high-speed shearing and stirring treatment to obtain a cemetery mural base layer reinforcing material; wherein, the mass sum of the inorganic nano material and the base material is 100 percent, the ratio of the inorganic nano material is 1 to 5 percent, the ratio of the base material A is 2 to 3 percent, and the ratio of the base material B is 92 to 97 percent; the solvent is water or a mixed solution of water and alcohol. The reinforcing material provided by the invention is fast in curing in a humid environment, compatible with a mural base layer material, appropriate in reinforcing strength, good in adhesion to the mural base layer, resistant to moisture, freeze-thaw aging, salt and mould, and non-toxic and safe.

Description

Reinforcing material for base layer of grave mural and preparation method thereof
Technical Field
The invention relates to the technical field of cultural relic protection, in particular to a reinforcing material for a base layer of a grave mural and a preparation method thereof.
Background
The grave wall paintings have long history, abundant quantity, wide distribution, various manufacturing materials and processes in China and have important research value. In the field and in-situ protection of the grave murals, the reinforcement of the base layer is an important part of the protection. At present, widely used mural ground layer reinforcing materials at home and abroad have good reinforcing and repairing effects in arid and semi-arid environments, and most of the materials have the problems of difficulty in-situ quick curing, poor compatibility (organic polymer binder in the materials is easy to mildew in a high humidity environment), obvious curing heat release and volume expansion, insufficient reinforcing strength and the like in a humid environment (such as grave murals).
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a reinforcement material for a base layer of a grave mural and a preparation method thereof, and aims to solve the problem that the reinforcement material for the base layer of the grave mural is not suitable for a humid environment.
The invention provides a preparation method of a cemetery mural base layer reinforcing material, which comprises the following steps:
providing a base stock, wherein the base stock is divided into two parts: base material A and base material B;
adding an inorganic nano material into a solvent containing a nano dispersing agent, and carrying out ultrasonic treatment to obtain a dispersion liquid;
mixing the dispersion liquid with the base material A, and then sequentially carrying out ultrasonic treatment and centrifugal treatment to obtain a prefabricated material;
mixing the prefabricated material, the base material B and a solvent, and carrying out high-speed shearing and stirring treatment to obtain the reinforcing material for the base layer of the grave mural;
wherein, the mass percentage of the inorganic nano material is 1-5%, the mass percentage of the base material A is 2-3%, and the mass percentage of the base material B is 92-97% based on the sum of the mass of the inorganic nano material and the base material as 100%;
wherein the solvent is water, or the solvent is a mixed solution of water and alcohol.
Optionally, the base material is selected from one or more of riverbed clay, chengbai soil, agaga soil, natural hydraulic lime, quartz sand, riverbed sand and ginger nut soil.
Optionally, the inorganic nano material is selected from nano SiO 2 Nano CaCO, C 3 One of nano clay and nano bentonite.
Optionally, the nano dispersant is selected from one of sodium hexametaphosphate, sodium dodecyl benzene sulfonate, sodium polymethacrylate and polyvinylpyrrolidone.
Optionally, the solvent is a mixed solution of water and alcohol, and the mass ratio of the water to the alcohol is 1.
Optionally, the alcohol is selected from one of methanol, ethanol, propanol, isopropanol.
Optionally, the parameters of the sonication include: the ultrasonic frequency is 20KHz, the ultrasonic power is 200-400W, the ultrasonic time is 30-60 minutes, and the ultrasonic temperature is room temperature.
Optionally, the parameters of the high-speed shear stirring treatment include: the time of the high-speed shearing and stirring treatment is 1-3 hours, the power of the high-speed shearing and stirring treatment is 1500W, the rotating speed of the high-speed shearing and stirring treatment is 900-1300 r/min, and the temperature of the high-speed shearing and stirring treatment is room temperature.
Optionally, in the step of mixing the pre-formed material, binder B and solvent, the water-cement ratio is 0.25-0.65.
The second aspect of the invention provides a grave mural base layer reinforcing material, wherein the grave mural base layer reinforcing material is prepared by the preparation method of the grave mural base layer reinforcing material.
Has the beneficial effects that: in the presence of a nano dispersant, an inorganic nano material is stably dispersed in a solvent by ultrasonic waves, is mixed with a base material A, and is subjected to ultrasonic and centrifugal separation to obtain a prefabricated material. The prefabricated material, the base material B and the solvent are uniformly mixed for a certain time under high-speed shearing and stirring, and the grave mural base layer reinforcing material can be formed. The reinforcing material can be used for reinforcing the blank and bulge of the ground layer through grouting, or repairing macroscopic ground layer loss by using a smearing method. The reinforcing material is fast in curing in a humid environment, compatible with a material of a grave mural base layer (basically no organic material is added), appropriate in reinforcing strength, good in cohesiveness to the grave mural base layer, moisture-proof, freeze-thaw resistant, aging-resistant, salt-tolerant, mildew-resistant, non-toxic and safe and the like.
Drawings
FIG. 1 is a stress diagram of a pure riverbed clay-based reinforcement material;
FIG. 2 is a stress diagram of a reinforcing material modified by adding 1.5% of nano-silica to a riverbed clay base;
FIG. 3 is a stress diagram of a reinforcing material modified by adding 1.5% of nano calcium carbonate into a riverbed clay base;
FIG. 4 is a stress diagram of a reinforcing material modified by adding 1.5% of nano clay into a riverbed clay base;
FIG. 5 shows compressive strengths of riverbed clay and reinforcing materials of base layer added with different kinds of inorganic nano-materials with different concentrations;
FIG. 6 is a stress diagram of a ginger nut soil based reinforcing material;
FIG. 7 is a stress diagram of reinforcing material modified by adding 1.5% nano-silica to the soil base of the material ginger nut;
FIG. 8 is a stress diagram of reinforcing material modified by adding 1.5% of nano calcium carbonate to the soil base of the material ginger nut;
FIG. 9 is a stress diagram of reinforcing material modified by adding 1.5% nanoclay to the soil matrix of ginger nut;
FIG. 10 shows compressive strengths of reinforcing materials of ginger nut soil and base layer added with inorganic nano materials of different types and different concentrations.
Detailed Description
The invention provides a grave mural base layer reinforcing material and a preparation method thereof, and the invention is further explained in detail below in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The inventor researches and discovers that the currently used reinforcing materials for the base layer of the grave mural have good reinforcing and repairing effects in arid and semi-arid environments, and most of the materials have the problems of difficulty in-situ quick curing, poor compatibility (organic polymer binders are easy to mildew in high-humidity environments), obvious curing heat release and volume expansion, insufficient reinforcing strength and the like in humid environments.
Therefore, the embodiment of the invention provides the reinforcing material for the base layer of the grave mural, which can be suitable for being used in a humid environment, can be quickly cured in the humid environment, is compatible with the base layer of the grave mural, is not easy to mildew, is suitable in reinforcing strength, is simple and convenient to construct and operate, and has good durability.
Specifically, the preparation method of the cemetery mural base layer reinforcing material provided by the embodiment of the invention comprises the following steps:
s1, providing a base material, wherein the base material is divided into two parts: base material A and base material B;
s2, adding an inorganic nano material into a solvent containing a nano dispersing agent, and carrying out ultrasonic treatment to obtain a dispersion liquid;
s3, mixing the dispersion liquid with the base material A, and then sequentially carrying out ultrasonic treatment and centrifugal treatment to obtain a prefabricated material;
s4, mixing the prefabricated material, the base material B and the solvent, and carrying out high-speed shearing and stirring treatment to obtain the reinforcing material for the base layer of the grave mural;
wherein, the mass percentage of the inorganic nano material is 1-5%, the mass percentage of the base material A is 2-3%, and the mass percentage of the base material B is 92-97% based on the sum of the mass of the inorganic nano material and the base material as 100%;
wherein the solvent is water, or the solvent is a mixed solution of water and alcohol.
The embodiment adopts inorganic nano material composite modification technology and uses nano SiO 2 Nano CaCO, nano-grade CaCO 3 Inorganic nano materials such as nano clay and the like are used for carrying out hybrid composite modification on base materials (also base materials of a base layer) commonly used by the prior mural ground layer reinforcing material, such as riverbed clay, agaga soil, material ginger nut soil and the like, so as to prepare the novel nano material which is compatible with the material of the prior base layer of the grave mural, has stable dispersion of the inorganic nano material, moderate reinforcing strength and has the characteristics of low-water or anhydrous operation (reducing solvent water, adding a part of alcohol solvent) and the likeHybrid composite ground layer reinforcement materials. By the optimized stable dispersion method of the inorganic nano material and the compounding, blending and stable dispersion method of the inorganic nano material and the base material, the reinforcing material has the characteristics of quick curing in a humid environment, compatibility with the material of the prior mural ground layer, proper reinforcing strength, good cohesiveness to the mural ground layer, dry and wet resistance, freeze-thaw aging resistance, salt resistance, no toxicity, safety and the like.
In step S1, in one embodiment, the base material may be selected from one or more of riverbed clay, chenopodium clay, agaga soil, natural hydraulic lime, quartz sand, riverbed sand, and ginger nut soil, etc., but is not limited thereto.
The base material is selected from the materials in the embodiment, so that the base material can be better compatible with a mural base layer material, the adhesion is favorably improved, and the base layer after being reinforced can not be peeled off and hollow and is not easy to crack due to the good compatibility.
It should be noted that the base material may be used alone or in combination of several materials, that is, the base material may be selected and matched according to the material of the layer of the ground layer to be repaired and reinforced, so as to adapt to different construction environments and improve the versatility of the reinforcing material.
In step S2, the inorganic nano material is added into a solvent containing a nano dispersing agent, and ultrasonic dispersion is adopted to form a stable dispersion liquid. By adding the nano-dispersant, the inorganic nano-material can be better dispersed in the solvent.
In one embodiment, the mass concentration of the inorganic nano-material is 0.14% and the mass concentration of the nano-dispersant is 0.01 to 0.02% based on the dispersion.
In one embodiment, the inorganic nanomaterial may be selected from nano SiO 2 Nano CaCO, C 3 One of nanoclay, nano bentonite, and the like, but is not limited thereto.
In one embodiment, the nano dispersant may be one selected from sodium hexametaphosphate, sodium dodecylbenzene sulfonate, sodium polymethacrylate, polyvinylpyrrolidone, and the like, but is not limited thereto.
In one embodiment, the solvent is a mixed solution of water and alcohol, and the mass ratio of the water to the alcohol is 1.
In one embodiment, the alcohol may be selected from one of ethanol, propanol, isopropanol, and the like, but is not limited thereto.
In one embodiment, the parameters of the sonication include: the ultrasonic frequency is 20KHz, the ultrasonic power is 200-400W, the ultrasonic time is 30-60 minutes, and the ultrasonic temperature is room temperature (generally 15-25 ℃).
In the step S3, the dispersion liquid and the base material A are mixed, subjected to ultrasonic treatment, then kept stand, and subjected to centrifugal separation to obtain the prefabricated material. Wherein the parameters of the ultrasonic treatment are the same as the parameters of the ultrasonic treatment in step S2.
And step S4, stirring the prefabricated material obtained in the step S3, the base material B and the solvent at a high speed and strong shearing force according to a preset water-cement ratio to form the cemetery mural base layer reinforcing material which can be grouted or smeared and repaired and is suitable for being used in a humid environment.
In one embodiment, the solvent is a mixed solution of water and alcohol, and the mass ratio of the water to the alcohol is 1.
In one embodiment, the alcohol may be selected from one of ethanol, propanol, isopropanol, and the like, but is not limited thereto.
By introducing an alcohol solvent, the evaporation rate of the solvent can be adjusted, so that the curing of the reinforcing material proceeds more uniformly. The surface is solidified, and part of solvent in the reinforcing material is not volatilized, so that the strength and the hardness of the reinforcing material are influenced, the too high curing speed is not easy to occur, cracks are easy to appear after the reinforcing material is cured, and the caking property and the moisture resistance of the reinforcing material are influenced.
In one embodiment, the parameters of the high shear agitation process include: the time of the high-speed shearing and stirring treatment is 1-3 hours, the power of the high-speed shearing and stirring treatment is 1500W, the rotating speed of the high-speed shearing and stirring treatment is 900-1300 r/min, and the temperature of the high-speed shearing and stirring treatment is room temperature.
In one embodiment, in the step of mixing the preformed material, binder B and solvent, the water-to-cement ratio is 0.25-0.65, such as 0.25. Wherein the water-cement ratio refers to the mass ratio of solid materials to solvent, the solid materials refer to the preformed material and the base material B, and the water-cement ratio is the ratio of the sum of the mass of the preformed material and the base material B to the mass of the solvent.
In this example, in the presence of a nano-dispersant, an inorganic nano-material was stably dispersed in a solvent by ultrasonic waves, and mixed with a base material a, and subjected to ultrasonic and centrifugal separation to obtain a preformed material. The prefabricated material, the base material B and the solvent are uniformly mixed for a certain time under high-speed shearing and stirring, and the grave mural base layer reinforcing material can be formed. The reinforcing material can be used for reinforcing the empty bulge disease of the base layer through grouting, or repairing the macroscopic deficiency of the base layer by using a smearing method. The reinforcing material is fast in curing in a humid environment, compatible with a material of a grave mural base layer (basically no organic material is added), appropriate in reinforcing strength, good in cohesiveness to the grave mural base layer, moisture-proof, freeze-thaw resistant, aging-resistant, salt-tolerant, mildew-resistant, non-toxic and safe and the like.
The embodiment can further improve the performance of the reinforcing material of the buried mural ground layer by controlling the type and content of the inorganic nano material, the control parameter of ultrasonic dispersion, the type and content of the non-aqueous solvent and the like according to the condition of repairing the diseases of the on-site mural ground layer.
The invention is further illustrated by the following specific examples.
Example 1
Nanoclay (25.2 g, 1.5% of the total mass) was added in 3 portions to 1.8L of water in which sodium hexametaphosphate (0.25 g) was dissolved, and ultrasonically dispersed for 50 minutes (at a frequency of 20KHz at a power of 300W at room temperature) to form a stable nanoclay dispersion. Then, bed clay (40 g, 2.4% by mass) was added thereto in 3 times while carrying out ultrasonic dispersion for 50 minutes (at a frequency of 20KHz, a power of 300W, at room temperature) under the same conditions. And then standing and centrifugally separating to obtain the prefabricated material.
Mixing the prefabricated material, a large batch of riverbed clay (1614.8 g, accounting for 96.1 percent of the total mass) and a solvent (the solvent is a mixed solution of water and propanol, the total mass of the solvent is 941g, the mass of the propanol is 470g, and the balance is water, the water-cement ratio is 0.56.
Example 2
Essentially the same as in example 1, except that the nanoclay was replaced with nano-SiO 2 。
Example 3
Essentially the same as in example 1, except that the nanoclay was replaced with nano-CaCO 3 。
Comparative example 1
Pure riverbed clay
The reinforcing materials prepared in examples 1 to 3 and the pure riverbed clay of comparative example 1 were tested for mechanical properties, salt and water resistance, and freeze-thaw resistance.
The compressive strength test results are shown in table 1 below.
TABLE 1 compressive Strength results
Figure BDA0003743663390000071
Figure BDA0003743663390000081
The mechanical properties of the materials in the table are shown in fig. 1 to 4. Fig. 5 shows compressive strengths of riverbed clay and reinforcing materials of base layer added with inorganic nano materials of different types and concentrations.
The temperature and humidity stability results are shown in table 2 below.
TABLE 2 temperature and humidity stability results
Figure BDA0003743663390000082
The salt tolerance stability results are shown in table 3 below.
TABLE 3 results for salt stability
Figure BDA0003743663390000091
The freeze-thaw stability results are shown in table 4 below.
TABLE 4 Freeze thaw stability resistance results
Figure BDA0003743663390000101
Example 4
Mixing nano CaCO 3 (25.2 g, accounting for 1.50 percent of the total mass), adding into 2.0L of water dissolved with sodium dodecyl benzene sulfonate (0.17 g) in 3 times, and ultrasonically dispersing for 60 minutes (under the conditions of frequency of 20KHz, power of 200W and room temperature) to form stable nano CaCO 3 And (3) dispersing the mixture. The mixture was further divided 3 times and added with a material of ginger nut clay (40.00 g, 2.38% by mass) during which ultrasonic dispersion was carried out for 60 minutes (at a frequency of 20KHz, a power of 200W, at room temperature) under the same conditions. Then standing and centrifugally separating to obtain the prefabricated material.
Mixing the prefabricated material, the material ginger nut soil (968.00 g, 57.12% of the total mass), the quartz sand (655.20 g, 39.00% of the total mass) and the solvent (the solvent is a mixed solution of water and propanol, the total mass of the solvent is 554g, the mass of the propanol is 166g, and the balance is water, the water-cement ratio is 0.33.
Example 5
Essentially the same as in example 4, except that the nano-CaCO was used 3 Replaced by nano SiO 2 。
Example 6
Essentially the same as in example 4, except that nano CaCO was used 3 Replacing with nanoclay.
Comparative example 2
Pure material ginger nut soil
The reinforcing materials prepared in examples 4-6 and the pure material ginger nut soil of comparative example 2 were tested for their mechanical properties, salt and water resistance, and freeze-thaw resistance.
The compressive strength test results are given in table 5 below.
TABLE 5 compressive Strength results
Figure BDA0003743663390000111
The mechanical properties of the materials in the table are shown in fig. 6 to 9. FIG. 10 shows compressive strengths of reinforcing materials of ginger nut soil and base layer added with inorganic nano materials of different types and different concentrations.
The temperature and humidity stability results are shown in Table 6 below.
TABLE 6 temperature and humidity stability results
Figure BDA0003743663390000112
Figure BDA0003743663390000121
The salt stability results are shown in table 7 below.
TABLE 7 results for salt stability
Figure BDA0003743663390000122
Figure BDA0003743663390000131
The freeze-thaw stability is shown in Table 8 below.
TABLE 8 Freeze thaw stability resistance results
Figure BDA0003743663390000132
Figure BDA0003743663390000141
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.

Claims (10)

1. A preparation method of a cemetery mural base layer reinforcing material is characterized by comprising the following steps:
providing a base stock, wherein the base stock is divided into two parts: base material A and base material B;
adding an inorganic nano material into a solvent containing a nano dispersing agent, and carrying out ultrasonic treatment to obtain a dispersion liquid;
mixing the dispersion liquid with the base material A, and then sequentially carrying out ultrasonic treatment and centrifugal treatment to obtain a prefabricated material;
mixing the prefabricated material, the base material B and a solvent, and carrying out high-speed shearing and stirring treatment to obtain the reinforcing material for the base layer of the grave mural;
wherein, the mass percentage of the inorganic nano material is 1-5%, the mass percentage of the base material A is 2-3%, and the mass percentage of the base material B is 92-97% based on the sum of the mass of the inorganic nano material and the base material as 100%;
wherein the solvent is water, or the solvent is a mixed solution of water and alcohol.
2. A method of making a grave wall base reinforcement material as claimed in claim 1, wherein the base is selected from one or more of riverbed clay, chenopodium clay, agaga soil, natural hydraulic lime, quartz sand, riverbed sand and ginger nut soil.
3. The method for preparing a crematory mural ground layer reinforcing material as claimed in claim 1, wherein the inorganic nano-materials are selected from nano-SiO 2 Nano CaCO, C 3 One of nano clay and nano bentonite.
4. The method for preparing a grave mural base layer reinforcing material according to claim 1, wherein the nano-dispersant is one selected from sodium hexametaphosphate, sodium dodecylbenzene sulfonate, sodium polymethacrylate, polyvinylpyrrolidone.
5. A method for preparing a cemetery mural base layer reinforcing material as claimed in claim 1, wherein the solvent is a mixed solution of water and alcohol, and the mass ratio of water to alcohol is 1.2-1:1.
6. A method for preparing a grave mural base layer reinforcing material as claimed in claim 1, wherein the alcohol is selected from one of ethanol, propanol and isopropanol.
7. A method for preparing a grave mural base layer reinforcing material as claimed in claim 1, wherein the ultrasonic treatment parameters comprise: the ultrasonic frequency is 20KHz, the ultrasonic power is 200-400W, the ultrasonic time is 30-60 minutes, and the ultrasonic temperature is room temperature.
8. A method for preparing a grave mural base layer reinforcing material as claimed in claim 1, wherein the parameters of the high-speed shearing stirring treatment comprise: the time of the high-speed shearing and stirring treatment is 1-3 hours, the power of the high-speed shearing and stirring treatment is 1500W, the rotating speed of the high-speed shearing and stirring treatment is 900-1300 r/min, and the temperature of the high-speed shearing and stirring treatment is room temperature.
9. A method for preparing a grave mural base layer reinforcing material according to claim 1, wherein in the step of mixing the prefabricated material, the base material B and the solvent, the water cement ratio is 0.25-0.65.
10. A grave mural base layer reinforcing material, characterized in that, it is prepared by the method of any one of claims 1 to 9.
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CN108085011A (en) * 2017-12-19 2018-05-29 山东鸿扬文物保护工程有限公司 A kind of semi-moist or humid region earthen ruins strengthening agent and reinforcement means
CN108342102A (en) * 2018-03-29 2018-07-31 福建漳平众知防火科技有限公司 It is a kind of to hold fireproof coating, fire-proof mud and preparation method thereof for the ground of ancient building or wooden structures
CN108706603A (en) * 2018-05-29 2018-10-26 西北工业大学 A kind of nano calcium hydroxide/nano kaoline nanocomposite and preparation method
CN109971268A (en) * 2019-04-02 2019-07-05 西北工业大学 The organic/inorganic composite material and reinforcement means containing AC33/ nano calcium hydroxide reinforced for ancient wall
CN114656284A (en) * 2022-03-24 2022-06-24 复旦大学 Nano-clay calcium hydroxide composite material for repairing and reinforcing, and preparation and application thereof

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