CN116730701A - Osmotic crystallization waterproof agent and production process thereof - Google Patents

Osmotic crystallization waterproof agent and production process thereof Download PDF

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Publication number
CN116730701A
CN116730701A CN202210199076.6A CN202210199076A CN116730701A CN 116730701 A CN116730701 A CN 116730701A CN 202210199076 A CN202210199076 A CN 202210199076A CN 116730701 A CN116730701 A CN 116730701A
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parts
cement
agent
permeable crystallization
master batch
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刘影怡
卢圆
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Guangdong Bangrun Construction Co ltd
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Guangdong Bangrun Construction Co ltd
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    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B28/00Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/24Compositions 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 alkyl, ammonium or metal silicates; containing silica sols
    • C04B28/26Silicates of the alkali metals
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00474Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00482Coating or impregnation materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20Resistance against chemical, physical or biological attack
    • C04B2111/27Water resistance, i.e. waterproof or water-repellent materials
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2201/00Mortars, concrete or artificial stone characterised by specific physical values
    • C04B2201/50Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/91Use 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 permeable crystallization waterproof agent and a production process thereof, belonging to the technical field of waterproof paint, and comprising the following formula: cement, mesh sand, quartz sand, a surfactant, a dispersing agent, a penetration crystallization master batch silicone zirconium, silicon powder, a catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylnaphthalene sulfonate sodium high-efficiency water reducing agent, alkali metal sodium silicate solution and water. According to the permeable crystallization waterproof agent and the production process, the cement-based permeable crystallization waterproof coating is coated on the surface of cement concrete, active substances in the coating permeate into the cement concrete to form needle-shaped crystals, so that defects such as capillary holes and cracks of a cement base layer are blocked, the impervious pressure of the cement slurry, cement mortar, concrete and other base layers is enhanced by 200-500 times, the continuous waterproof effect is achieved, the service life of the cement-based permeable crystallization waterproof agent is prolonged, the strength is not reduced, and the overall waterproof performance is effectively improved.

Description

Osmotic crystallization waterproof agent and production process thereof
Technical Field
The invention relates to the technical field of waterproof paint, in particular to a permeable crystallization waterproof agent and a production process thereof.
Background
Measures taken from the construction material and construction to prevent water penetration into certain parts of the building. Waterproof is used in roofing, underground building, underground part of building, inner room and water storing structure. According to the measures and means adopted by the waterproof material, the waterproof material is divided into two categories, namely material waterproof and structural waterproof. The material waterproof is to block the water passage by building material to reach waterproof purpose or to increase the leakage resistance, such as coiled material waterproof, film waterproof, concrete and cement mortar rigid waterproof, clay, ash waterproof, etc. The waterproof structure adopts a proper structural form to block the passage of water so as to achieve the aim of waterproof, such as a water stop belt, a cavity structure and the like.
1. The existing waterproof material cannot well fill the interior of a building, is plugged, and is easy to cause water leakage after being contacted with water for a long time.
2. The existing waterproof material cannot expand when meeting water, cannot react inside, cannot interact with cement slurry, cement mortar, concrete and other base layers, and has poor seepage prevention performance.
Disclosure of Invention
The invention aims to provide a permeable crystallization waterproof agent and a production process thereof, which are used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an osmotic crystallization waterproof agent comprises the following formula: cement, mesh sand, quartz sand, surfactant, dispersant, infiltration crystallization master batch silicone zirconium, silicon powder, catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylene naphthalene sulfonate sodium high-efficiency water reducer, alkali metal sodium silicate solution and water, and the following components are proportioned according to mass: 59-160 parts of cement, 30-43 parts of mesh sand, 29-56 parts of quartz sand, 0.7-1.5 parts of surfactant, 0.3-0.8 part of dispersing agent, 16-31 parts of permeable crystallization master batch silicone zirconium, 9-18 parts of silica powder, 0.1-0.8 part of catalyst, 20-42 parts of aluminum sulfate, 15-32 parts of permeable crystallization master batch silicone zirconium, 8-17 parts of fly ash, 3-10 parts of calcined gypsum powder, 2.5-8.6 parts of CEA alunite concrete composite expanding agent, 0.9-1.8 parts of NF polymethylnaphthalene sulfonate high-efficiency water reducer, 12-23 parts of alkali metal sodium silicate solution and 15-45 parts of water.
Further, the raw materials are prepared from the following components in parts by weight: 65 parts of cement, 33 parts of mesh sand, 32 parts of quartz sand, 0.8 part of surfactant, 0.4 part of dispersing agent, 17 parts of permeable crystallization master batch silicone zirconium, 11 parts of silica powder, 0.3 part of catalyst, 22 parts of aluminum sulfate, 17 parts of permeable crystallization master batch silicone zirconium, 9 parts of fly ash, 4 parts of calcined gypsum powder, 3.5 parts of CEA alunite concrete composite expanding agent, 1.2 parts of NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, 15 parts of alkali metal sodium silicate solution and 18 parts of water.
Further, the raw materials are prepared from the following components in parts by weight: 59 parts of cement, 30 parts of mesh sand, 29 parts of quartz sand, 0.7 part of surfactant, 0.3 part of dispersing agent, 16 parts of permeable crystallization master batch silicone zirconium, 9 parts of silicon powder, 0.1 part of catalyst, 20 parts of aluminum sulfate, 15 parts of permeable crystallization master batch silicone zirconium, 8 parts of fly ash, 3 parts of calcined gypsum powder, 2.5 parts of CEA alunite concrete composite expanding agent, 0.9 part of NF polymethylnaphthalene sulfonate high-efficiency water reducing agent, 12 parts of alkali metal sodium silicate solution and 35 parts of water.
Further, the raw materials are prepared from the following components in parts by weight: 120 parts of cement, 40 parts of mesh sand, 39 parts of quartz sand, 1.2 parts of surfactant, 0.4 part of dispersing agent, 25 parts of permeable crystallization master batch silicone zirconium, 16 parts of silicon powder, 0.5 part of catalyst, 35 parts of aluminum sulfate, 29 parts of permeable crystallization master batch silicone zirconium, 12 parts of fly ash, 7 parts of calcined gypsum powder, 6.3 parts of CEA alunite concrete composite expanding agent, 1.6 parts of NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, 20 parts of alkali metal sodium silicate solution and 32 parts of water.
Further, the surfactant is formed by combining one or more of linear alkylbenzene sodium sulfonate, fatty alcohol polyoxyethylene ether sodium sulfate, fatty alcohol polyoxyethylene ether ammonium sulfate, sodium laurylsulfate, laurylglutamic acid and nonylphenol polyoxyethylene ether.
Further, the dispersing agent is formed by combining one or more of triethylhexyl phosphoric acid, sodium dodecyl sulfate, methyl amyl alcohol, cellulose derivative, polyacrylamide, guar gum and fatty acid polyethylene glycol ester.
The invention provides another technology, comprising a production process of a permeable crystallization waterproof agent, which comprises the following steps:
s1: adding cement, mesh sand, quartz sand, infiltration crystalline master batch silicone zirconium and silicon powder into a high-speed pulverizer to be dispersed to form a primary material, then putting the primary material into a grinding machine, and grinding the primary material in a slow stirring mill with the speed of 30-50 min/r for 1-2.5 hours to obtain fine raw material powder;
s2: putting the raw material powder obtained in the step one into a sieving machine, carrying out particle screening and filtering, and removing large particle impurities in the raw material powder;
s3: pouring the filtered powder into a cantilever double-spiral conical mixer according to the formula amount, sequentially placing the rest materials into the cantilever double-spiral conical mixer according to the proportion, and stirring for 15min at room temperature under the condition that the relative humidity in the air is not higher than 65%;
s4: heating the stirred solution to 70-80 ℃ for 30-60 minutes in a reactor, and continuously stirring the solution in the heating process;
s5: all the materials which are stirred together are taken out from the reactor and are kept stand for 1 hour, and then the packaging is carried out, thus obtaining the finished product of the permeable crystallization waterproof agent.
Further, in the S3, the rotation motion of the spiral shaft and the revolution motion of the spiral shaft along with the turnover of the rotating arm along the cylinder wall in the cantilever double-spiral conical mixer are all formed cycloidal pin gear reducers with large speed ratio and high efficiency, so that the fusion speed is effectively improved.
Compared with the prior art, the invention has the beneficial effects that: according to the permeable crystallization waterproof agent and the production process, the permeable crystallization master batch silicone zirconium is subjected to reaction fusion with CEA alunite concrete composite expanding agent, NF (sodium polymethylene naphthalene sulfonate) high-efficiency water reducing agent and alkali metal sodium silicate solution through the catalyst, the aluminum sulfate fly ash, the calcined gypsum powder and the CEA alunite concrete composite expanding agent to form a coating, the cement-based permeable crystallization waterproof coating is coated on the surface of cement concrete, active substances in the coating permeate into the cement concrete to form needle-shaped crystals, so that defects such as pores and cracks of a cement base layer are blocked, and the impervious pressure of the cement slurry, cement mortar, concrete and other base layers is enhanced by 200-500 times, so that the continuous waterproof effect is achieved, the service life of the cement slurry, the cement mortar, the concrete and other base layers is prolonged, the strength of the cement slurry is not reduced, and the overall waterproof performance is effectively improved.
Drawings
FIG. 1 is a process flow diagram of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
an osmotic crystallization waterproof agent comprises the following formula: cement, mesh sand, quartz sand, surfactant, dispersant, infiltration crystallization master batch silicone zirconium, silicon powder, catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, alkali metal sodium silicate solution and water, wherein the raw materials comprise the following components in parts by weight: 65 parts of cement, 33 parts of mesh sand, 32 parts of quartz sand, 0.8 part of surfactant, 0.4 part of dispersing agent, 17 parts of permeable crystallization master batch silicone zirconium, 11 parts of silica powder, 0.3 part of catalyst, 22 parts of aluminum sulfate, 17 parts of permeable crystallization master batch silicone zirconium, 9 parts of fly ash, 4 parts of calcined gypsum powder, 3.5 parts of CEA alunite concrete composite expanding agent, 1.2 parts of NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, 15 parts of alkali metal sodium silicate solution and 18 parts of water.
The surfactant is formed by combining one or more of linear alkylbenzene sodium sulfonate, fatty alcohol polyoxyethylene ether sodium sulfate, fatty alcohol polyoxyethylene ether ammonium sulfate, sodium laurylsulfate, laurylglutamic acid and nonylphenol polyoxyethylene ether.
The dispersing agent is formed by combining one or more of triethylhexyl phosphoric acid, sodium dodecyl sulfate, methyl amyl alcohol, cellulose derivative, polyacrylamide, guar gum and fatty acid polyethylene glycol ester.
The invention provides another technology, comprising a production process of a permeable crystallization waterproof agent, which comprises the following steps:
s1: adding cement, mesh sand, quartz sand, infiltration crystalline master batch silicone zirconium and silicon powder into a high-speed pulverizer to be dispersed to form a primary material, then putting the primary material into a grinding machine, and grinding the primary material in a slow stirring mill with the speed of 30-50 min/r for 1-2.5 hours to obtain fine raw material powder;
s2: putting the raw material powder obtained in the step one into a sieving machine, carrying out particle screening and filtering, and removing large particle impurities in the raw material powder;
s3: pouring the filtered powder into a cantilever double-spiral conical mixer according to the formula amount, sequentially placing the rest materials into the cantilever double-spiral conical mixer according to the proportion, and stirring for 15min at room temperature under the condition that the relative humidity in the air is not higher than 65%;
s4: heating the stirred solution to 70-80 ℃ for 30-60 minutes in a reactor, and continuously stirring the solution in the heating process;
s5: all the materials which are stirred together are taken out from the reactor and are kept stand for 1 hour, and then the packaging is carried out, thus obtaining the finished product of the permeable crystallization waterproof agent.
In the S3, the rotation motion of the spiral shaft and the revolution motion of the spiral shaft along with the turnover of the rotating arm along the cylinder wall in the cantilever double-spiral conical mixer are all formed cycloidal pin gear reducers with large speed ratio and high efficiency, so that the fusion speed is effectively improved.
Embodiment two:
an osmotic crystallization waterproof agent comprises the following formula: cement, mesh sand, quartz sand, surfactant, dispersant, infiltration crystallization master batch silicone zirconium, silicon powder, catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, alkali metal sodium silicate solution and water, wherein the raw materials comprise the following components in parts by weight: 59 parts of cement, 30 parts of mesh sand, 29 parts of quartz sand, 0.7 part of surfactant, 0.3 part of dispersing agent, 16 parts of permeable crystallization master batch silicone zirconium, 9 parts of silicon powder, 0.1 part of catalyst, 20 parts of aluminum sulfate, 15 parts of permeable crystallization master batch silicone zirconium, 8 parts of fly ash, 3 parts of calcined gypsum powder, 2.5 parts of CEA alunite concrete composite expanding agent, 0.9 part of NF polymethylnaphthalene sulfonate high-efficiency water reducing agent, 12 parts of alkali metal sodium silicate solution and 35 parts of water.
The surfactant is formed by combining one or more of linear alkylbenzene sodium sulfonate, fatty alcohol polyoxyethylene ether sodium sulfate, fatty alcohol polyoxyethylene ether ammonium sulfate, sodium laurylsulfate, laurylglutamic acid and nonylphenol polyoxyethylene ether.
The dispersing agent is formed by combining one or more of triethylhexyl phosphoric acid, sodium dodecyl sulfate, methyl amyl alcohol, cellulose derivative, polyacrylamide, guar gum and fatty acid polyethylene glycol ester.
The invention provides another technology, comprising a production process of a permeable crystallization waterproof agent, which comprises the following steps:
s1: adding cement, mesh sand, quartz sand, infiltration crystalline master batch silicone zirconium and silicon powder into a high-speed pulverizer to be dispersed to form a primary material, then putting the primary material into a grinding machine, and grinding the primary material in a slow stirring mill with the speed of 30-50 min/r for 1-2.5 hours to obtain fine raw material powder;
s2: putting the raw material powder obtained in the step one into a sieving machine, carrying out particle screening and filtering, and removing large particle impurities in the raw material powder;
s3: pouring the filtered powder into a cantilever double-spiral conical mixer according to the formula amount, sequentially placing the rest materials into the cantilever double-spiral conical mixer according to the proportion, and stirring for 15min at room temperature under the condition that the relative humidity in the air is not higher than 65%;
s4: heating the stirred solution to 70-80 ℃ for 30-60 minutes in a reactor, and continuously stirring the solution in the heating process;
s5: all the materials which are stirred together are taken out from the reactor and are kept stand for 1 hour, and then the packaging is carried out, thus obtaining the finished product of the permeable crystallization waterproof agent.
In the S3, the rotation motion of the spiral shaft and the revolution motion of the spiral shaft along with the turnover of the rotating arm along the cylinder wall in the cantilever double-spiral conical mixer are all formed cycloidal pin gear reducers with large speed ratio and high efficiency, so that the fusion speed is effectively improved.
Embodiment III:
an osmotic crystallization waterproof agent comprises the following formula: cement, mesh sand, quartz sand, surfactant, dispersant, infiltration crystallization master batch silicone zirconium, silicon powder, catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, alkali metal sodium silicate solution and water, wherein the raw materials comprise the following components in parts by weight: 59 parts of cement, 30 parts of mesh sand, 29 parts of quartz sand, 0.7 part of surfactant, 0.3 part of dispersing agent, 16 parts of permeable crystallization master batch silicone zirconium, 9 parts of silicon powder, 0.1 part of catalyst, 20 parts of aluminum sulfate, 15 parts of permeable crystallization master batch silicone zirconium, 8 parts of fly ash, 3 parts of calcined gypsum powder, 2.5 parts of CEA alunite concrete composite expanding agent, 0.9 part of NF polymethylnaphthalene sulfonate high-efficiency water reducing agent, 12 parts of alkali metal sodium silicate solution and 35 parts of water.
The surfactant is formed by combining one or more of linear alkylbenzene sodium sulfonate, fatty alcohol polyoxyethylene ether sodium sulfate, fatty alcohol polyoxyethylene ether ammonium sulfate, sodium laurylsulfate, laurylglutamic acid and nonylphenol polyoxyethylene ether.
The dispersing agent is formed by combining one or more of triethylhexyl phosphoric acid, sodium dodecyl sulfate, methyl amyl alcohol, cellulose derivative, polyacrylamide, guar gum and fatty acid polyethylene glycol ester.
The invention provides another technology, comprising a production process of a permeable crystallization waterproof agent, which comprises the following steps:
s1: adding cement, mesh sand, quartz sand, infiltration crystalline master batch silicone zirconium and silicon powder into a high-speed pulverizer to be dispersed to form a primary material, then putting the primary material into a grinding machine, and grinding the primary material in a slow stirring mill with the speed of 30-50 min/r for 1-2.5 hours to obtain fine raw material powder;
s2: putting the raw material powder obtained in the step one into a sieving machine, carrying out particle screening and filtering, and removing large particle impurities in the raw material powder;
s3: pouring the filtered powder into a cantilever double-spiral conical mixer according to the formula amount, sequentially placing the rest materials into the cantilever double-spiral conical mixer according to the proportion, and stirring for 15min at room temperature under the condition that the relative humidity in the air is not higher than 65%;
s4: heating the stirred solution to 70-80 ℃ for 30-60 minutes in a reactor, and continuously stirring the solution in the heating process;
s5: all the materials which are stirred together are taken out from the reactor and are kept stand for 1 hour, and then the packaging is carried out, thus obtaining the finished product of the permeable crystallization waterproof agent.
In the S3, the rotation motion of the spiral shaft and the revolution motion of the spiral shaft along with the turnover of the rotating arm along the cylinder wall in the cantilever double-spiral conical mixer are all formed cycloidal pin gear reducers with large speed ratio and high efficiency, so that the fusion speed is effectively improved.
The surfactant in the first embodiment, the second embodiment and the third embodiment is formed by combining one or more of linear alkylbenzene sodium sulfonate, fatty alcohol polyoxyethylene ether sodium sulfate, fatty alcohol polyoxyethylene ether ammonium sulfate, sodium laurylsulfate, laurylglutamic acid and nonylphenol polyoxyethylene ether, and the dispersing agent is formed by combining one or more of triethylhexyl phosphoric acid, sodium dodecyl sulfate, methylpentanol, cellulose derivative, polyacrylamide, guar gum and fatty acid polyethylene glycol ester.
Table one is a test table for waterproofing agent
Impermeability to water Water absorption rate Acid-base treatment Crystallization treatment Bond strength
Example 1 No water seepage 0.5 No break Needle-like crystals 1.6
Example two No water seepage 0.85 No break Needle-like crystals 1.8
Example III No water seepage 1.23 No break Needle-like crystals 1.1
According to the data of table one, the whole shown in example three is more excellent in water repellency of the water absorption.
The permeable crystallization master batch silicone zirconium is subjected to reaction fusion by a catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF (sodium sulfomethyl naphthalene) sodium sulfonate high-efficiency water reducing agent and alkali metal sodium silicate solution to form a coating, the cement-based permeable crystallization waterproof coating is coated on the surface of cement concrete, active substances in the coating permeate into the cement concrete to form needle-shaped crystals, so that defects such as pores and cracks of a cement base layer are blocked, the impervious pressure of the cement slurry, cement mortar, concrete and other base layers is enhanced by 200-500 times, so that the continuous waterproof effect is achieved, the service life of the cement slurry, the cement mortar, the concrete and other base layers is prolonged, the strength is not reduced, and the overall waterproof performance is effectively improved.
To sum up: according to the permeable crystallization waterproof agent and the production process, the permeable crystallization master batch silicone zirconium is subjected to reaction fusion with CEA alunite concrete composite expanding agent, NF (sodium polymethylene naphthalene sulfonate) high-efficiency water reducing agent and alkali metal sodium silicate solution through a catalyst, aluminum sulfate fly ash, calcined gypsum powder and the like to form a coating, the cement-based permeable crystallization waterproof coating is coated on the surface of cement concrete, active substances in the coating permeate into the cement concrete to form needle-shaped crystals, so that defects such as capillary holes and cracks of a cement base layer are blocked, and the impervious pressure of the cement slurry, cement mortar, concrete and other base layers is enhanced by 200-500 times, so that the continuous waterproof effect is achieved, the service life of the cement slurry, the cement mortar, the cement concrete and the like is prolonged, the strength of the cement slurry is not reduced, and the overall waterproof performance is effectively improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.

Claims (8)

1. An osmotic crystallization waterproof agent is characterized by comprising the following formula: cement, mesh sand, quartz sand, surfactant, dispersant, infiltration crystallization master batch silicone zirconium, silicon powder, catalyst, aluminum sulfate fly ash, calcined gypsum powder, CEA alunite concrete composite expanding agent, NF polymethylene naphthalene sulfonate sodium high-efficiency water reducer, alkali metal sodium silicate solution and water, and the following components are proportioned according to mass: 59-160 parts of cement, 30-43 parts of mesh sand, 29-56 parts of quartz sand, 0.7-1.5 parts of surfactant, 0.3-0.8 part of dispersing agent, 16-31 parts of permeable crystallization master batch silicone zirconium, 9-18 parts of silica powder, 0.1-0.8 part of catalyst, 20-42 parts of aluminum sulfate, 15-32 parts of permeable crystallization master batch silicone zirconium, 8-17 parts of fly ash, 3-10 parts of calcined gypsum powder, 2.5-8.6 parts of CEA alunite concrete composite expanding agent, 0.9-1.8 parts of NF polymethylnaphthalene sulfonate high-efficiency water reducer, 12-23 parts of alkali metal sodium silicate solution and 15-45 parts of water.
2. The permeable crystallization waterproof agent as claimed in claim 1, wherein the raw materials are prepared from the following materials in parts by weight: 65 parts of cement, 33 parts of mesh sand, 32 parts of quartz sand, 0.8 part of surfactant, 0.4 part of dispersing agent, 17 parts of permeable crystallization master batch silicone zirconium, 11 parts of silica powder, 0.3 part of catalyst, 22 parts of aluminum sulfate, 17 parts of permeable crystallization master batch silicone zirconium, 9 parts of fly ash, 4 parts of calcined gypsum powder, 3.5 parts of CEA alunite concrete composite expanding agent, 1.2 parts of NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, 15 parts of alkali metal sodium silicate solution and 18 parts of water.
3. The permeable crystallization waterproof agent as claimed in claim 1, wherein the raw materials are prepared from the following materials in parts by weight: 59 parts of cement, 30 parts of mesh sand, 29 parts of quartz sand, 0.7 part of surfactant, 0.3 part of dispersing agent, 16 parts of permeable crystallization master batch silicone zirconium, 9 parts of silicon powder, 0.1 part of catalyst, 20 parts of aluminum sulfate, 15 parts of permeable crystallization master batch silicone zirconium, 8 parts of fly ash, 3 parts of calcined gypsum powder, 2.5 parts of CEA alunite concrete composite expanding agent, 0.9 part of NF polymethylnaphthalene sulfonate high-efficiency water reducing agent, 12 parts of alkali metal sodium silicate solution and 35 parts of water.
4. The permeable crystallization waterproof agent as claimed in claim 1, wherein the raw materials are prepared from the following materials in parts by weight: 120 parts of cement, 40 parts of mesh sand, 39 parts of quartz sand, 1.2 parts of surfactant, 0.4 part of dispersing agent, 25 parts of permeable crystallization master batch silicone zirconium, 16 parts of silicon powder, 0.5 part of catalyst, 35 parts of aluminum sulfate, 29 parts of permeable crystallization master batch silicone zirconium, 12 parts of fly ash, 7 parts of calcined gypsum powder, 6.3 parts of CEA alunite concrete composite expanding agent, 1.6 parts of NF polymethylnaphthalene sulfonate sodium high-efficiency water reducer, 20 parts of alkali metal sodium silicate solution and 32 parts of water.
5. The permeable crystallization waterproof agent according to claim 1, wherein the surfactant is composed of one or more of linear alkylbenzene sulfonate, sodium fatty alcohol-polyoxyethylene ether sulfate, ammonium fatty alcohol-polyoxyethylene ether sulfate, sodium lauryl sulfate, lauroyl glutamic acid and nonylphenol polyoxyethylene ether.
6. The permeable crystalline waterproofing agent of claim 1, wherein the dispersant is comprised of one or more of triethylhexyl phosphate, sodium dodecyl sulfate, methylpentanol, cellulose derivatives, polyacrylamide, gutta percha, and polyethylene glycol esters of fatty acids.
7. The process for producing an osmotically crystalline waterproofing agent according to claim 1, comprising the steps of:
s1: adding cement, mesh sand, quartz sand, infiltration crystalline master batch silicone zirconium and silicon powder into a high-speed pulverizer to be dispersed to form a primary material, then putting the primary material into a grinding machine, and grinding the primary material in a slow stirring mill with the speed of 30-50 min/r for 1-2.5 hours to obtain fine raw material powder;
s2: putting the raw material powder obtained in the step one into a sieving machine, carrying out particle screening and filtering, and removing large particle impurities in the raw material powder;
s3: pouring the filtered powder into a cantilever double-spiral conical mixer according to the formula amount, sequentially placing the rest materials into the cantilever double-spiral conical mixer according to the proportion, and stirring for 15min at room temperature under the condition that the relative humidity in the air is not higher than 65%;
s4: heating the stirred solution to 70-80 ℃ for 30-60 minutes in a reactor, and continuously stirring the solution in the heating process;
s5: all the materials which are stirred together are taken out from the reactor and are kept stand for 1 hour, and then the packaging is carried out, thus obtaining the finished product of the permeable crystallization waterproof agent.
8. The process for producing a permeable crystallization waterproof agent according to claim 7, wherein for the rotation movement of the screw shaft in the cantilever double-screw conical mixer and the revolution movement of the screw shaft along with the turnover of the rotating arm along the cylinder wall in the step S3, a shaping cycloidal pin gear reducer with high speed ratio and high efficiency is adopted, so that the fusion speed is effectively improved.
CN202210199076.6A 2022-03-01 2022-03-01 Osmotic crystallization waterproof agent and production process thereof Withdrawn CN116730701A (en)

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Application publication date: 20230912