CN111808529A - Aqueous base layer treating agent and preparation method thereof - Google Patents
Aqueous base layer treating agent and preparation method thereof Download PDFInfo
- Publication number
- CN111808529A CN111808529A CN202010687726.2A CN202010687726A CN111808529A CN 111808529 A CN111808529 A CN 111808529A CN 202010687726 A CN202010687726 A CN 202010687726A CN 111808529 A CN111808529 A CN 111808529A
- Authority
- CN
- China
- Prior art keywords
- base layer
- treating agent
- asphalt
- aqueous base
- layer treating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/20—Diluents or solvents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/54—Aqueous solutions or dispersions
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Paints Or Removers (AREA)
Abstract
The invention relates to a water-based base layer treating agent and a preparation method thereof, wherein the water-based base layer treating agent is mainly prepared from the following components in parts by weight: 40-70 parts of asphalt, 30-60 parts of water, 5-20 parts of anionic polymer latex, 1-4 parts of anionic emulsifier and 1-4 parts of nonionic emulsifier. The invention overcomes the defects that the existing oily base layer treating agent contains excessive toxic volatile solvents, the existing aqueous base layer treating agent has low solid content, poor bonding performance with coiled materials and cannot play a role of a bridge, has high solid content and excellent bonding performance with waterproof coiled materials (particularly self-adhesive modified asphalt waterproof coiled materials) and water resistance through the synergistic effect of asphalt, anionic polymer latex, anionic emulsifier and nonionic emulsifier and the coordination of other components, and can avoid the phenomena of water leakage and water channeling and the like caused by the insecure bonding of the waterproof coiled materials and a construction base layer.
Description
Technical Field
The invention relates to a water-based base layer treating agent and a preparation method thereof, which are applied to the field of coatings.
Background
The base course treating agent is a waterproof coating which is coated on a construction base course in advance before the waterproof material layer is constructed, and mainly has the functions of enhancing the binding force between the waterproof material layer and the construction base course, sealing excessive water vapor and air in the construction base course and avoiding the phenomena of bulging, holes and peeling of the waterproof material layer and the construction base course.
The base course treating agent serves as a middle boundary layer of the waterproof roll (namely, a waterproof material layer) and the construction base course and plays a role of a bridge connecting the waterproof roll and the construction base course, so that the base course treating agent has excellent base course permeability and firm bonding performance with the waterproof roll, and needs to have the characteristics of environmental protection, tastelessness and no toxicity. The common cold base oil (base layer treating agent) for the hot-melt SBS modified asphalt waterproof coiled material is divided into oil and water, wherein the oil base layer treating agent contains excessive toxic volatile solvents such as toluene, xylene and the like, so that the environment is easily polluted and the body of a constructor is easily damaged; the conventional waterborne base layer treating agent in the market has low solid content (generally 30-40%), has poor bonding property with coiled materials, cannot play a role of a bridge and has poorer bonding property with self-adhesive modified asphalt waterproof coiled materials. Therefore, it is a need to provide an environmental-friendly, non-toxic and pollution-free aqueous base treating agent with excellent base permeability and firm adhesion with waterproof coiled materials, especially self-adhesive modified asphalt waterproof coiled materials, and a preparation method thereof.
Disclosure of Invention
The invention provides a water-based base layer treating agent and a preparation method thereof, aiming at overcoming the defects that the existing oil-based base layer treating agent contains excessive toxic volatile solvents, the solid content of the existing water-based base layer treating agent is low, the bonding performance with coiled materials is poor, and the existing water-based base layer treating agent cannot play a role of a bridge.
The technical scheme of the invention is as follows:
the water-based base layer treating agent is mainly prepared from the following components in parts by weight:
the water-based base layer treating agent has a good sealing effect on a construction base layer (such as a concrete surface layer) by optimizing a raw material formula and through the synergistic effect of asphalt, anionic polymer latex, an anionic emulsifier and a nonionic emulsifier and the cooperation of other components, and has excellent adhesive property with a waterproof coiled material (particularly a self-adhesive polymer modified asphalt waterproof coiled material) and a good waterproof effect. Compared with other aqueous base layer treating agents on the market, the aqueous base layer treating agent has more excellent performance stability and better bonding performance. The addition of the anionic polymer latex can improve the high and low temperature performance of the water-based base layer treating agent and can also greatly improve the bonding performance of the waterproof roll and the construction base layer. The water-based base layer treating agent takes water as a solvent, does not contain any toxic volatile organic solvent, is convenient to construct and can greatly shorten the construction period. Wherein, the water can be one of distilled water, deionized water, tap water, industrial water, river water or seawater or any combination of more than two of the distilled water, the deionized water, the tap water, the industrial water, the river water and the seawater.
The asphalt is one of 30# asphalt, 50# asphalt, 70# asphalt, 90# asphalt or 110# asphalt or any combination of more than two of the above.
The asphalt preferably meets the standard requirements of JTGF04-2004 technical Specification for construction of asphalt road surfaces for roads. The proper asphalt types can be selected according to specific needs, convenience of material taking and component consideration.
The anionic polymer latex is one or any combination of more than two of anionic neoprene latex, anionic butylbenzene latex, anionic acrylic latex, anionic styrene-acrylic latex or anionic ethylene-vinyl acetate latex.
The preferred class of anionic polymer latexes can greatly improve the low temperature properties and the adhesive properties of the product.
The anionic emulsifier is one or any combination of more than two of carboxylate type emulsifier, sulfonate type emulsifier, sulfate type emulsifier or compound type emulsifier.
The nonionic emulsifier is one or any combination of more than two of long-chain fatty alcohol-polyoxyethylene ether, alkylphenol ethoxylates, fatty acid-polyoxyethylene ester, polyoxyethylene alkylamine, polyoxyethylene alkylamide or polyether emulsifier.
The preferred types of asphalt, anionic polymer latex, anionic emulsifier and nonionic emulsifier can cooperate together to improve the low-temperature performance and the adhesive performance of the aqueous base layer treating agent.
The stabilizer is one or any combination of more than two of sodium carboxymethylcellulose, hydroxyethyl cellulose, hydroxypropyl methyl cellulose or polyvinyl alcohol.
The preferred class of stabilizers can enhance the storage stability of the present product.
The defoaming agent is one or any combination of more than two of mineral oil defoaming agent, organosilicon defoaming agent, polyether defoaming agent and polysiloxane defoaming agent.
The preferable type of the defoaming agent makes the defoaming effect of the preparation process of the aqueous base treating agent better.
Preferably, the aqueous base layer treating agent is mainly prepared from the following components in parts by weight:
the aqueous base layer treating agent also comprises the following components in parts by weight: 0-0.3 part of stabilizer and 0-0.3 part of defoaming agent.
The solid content of the water-based base layer treating agent with the optimal proportion is 50-55%, so that the comprehensive bonding performance of the water-based base layer treating agent, the waterproof coiled material and the construction base layer is the best.
The preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the anionic emulsifier, the nonionic emulsifier and the stabilizer in water, uniformly mixing to prepare a soap solution, and grinding the soap solution and the asphalt for 1-3min by a colloid mill to prepare emulsified asphalt;
2) adding a defoaming agent and anionic polymer latex into the emulsified asphalt prepared in the step 1) for mixing, and uniformly stirring to obtain the aqueous base treating agent.
The preparation method of the water-based base layer treating agent is simple in process, short in time consumption and convenient to popularize. In addition, the dissolving temperature in the step 1) is preferably 40-70 ℃, and the dissolving time is preferably 1-4 h.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 30-80 ℃ and 100-150 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 50-95 ℃; in the step 2), the temperature of the mixture is controlled to be 10-50 ℃ when the mixture is mixed and stirred.
After obtaining the soap solution, the temperature of the asphalt during mixing is preferably 120-140 ℃. The discharging temperature of the emulsified asphalt is preferably 60-90 ℃. The mixing and stirring temperature in the step 2) is preferably 15-30 ℃, and the mixing and stirring time is preferably 10-30 min.
The parameters of the preparation process are preferably limited, so that the prepared water-based base course treating agent has more excellent performance, namely has good sealing effect on a construction base course and excellent bonding performance with a waterproof coiled material, particularly a self-adhesive modified asphalt waterproof coiled material.
Compared with the prior art, the method has the following advantages:
1) the water-based base layer treating agent has a good sealing effect on a construction base layer (such as a concrete surface layer and the like) through the synergistic effect of asphalt, anionic polymer latex, an anionic emulsifier and a nonionic emulsifier and the coordination of other components, and has excellent adhesive property with a waterproof coiled material (particularly a self-adhesive polymer modified asphalt waterproof coiled material) and a good waterproof effect; compared with other aqueous base layer treating agents on the market, the aqueous base layer treating agent has more excellent performance stability and better bonding performance; the water-based base layer treating agent takes water as a solvent, so that the construction process can be greatly simplified, and the water-based base layer treating agent is environment-friendly, non-toxic and pollution-free;
2) the preferred types of asphalt, anionic polymer latex, anionic emulsifier and nonionic emulsifier can cooperatively improve the low-temperature performance and the bonding performance of the aqueous base layer treating agent;
3) the preparation method of the water-based base course treating agent has the advantages that the optimal selection and limitation of all process parameters in the preparation method of the water-based base course treating agent enable the prepared water-based base course treating agent to have more excellent performance, namely, the water-based base course treating agent has good sealing effect on a construction base course and excellent bonding performance with a waterproof coiled material, particularly a self-adhesive modified asphalt waterproof coiled material.
Drawings
FIG. 1 is a graph showing the effect of a bond test between a cement mortar block (construction substrate) and a waterproof roll (SBS roll) without being coated with an aqueous base treatment agent of the present application;
FIG. 2 is a graph showing the effect of a bond test between a cement mortar block (construction substrate) coated with a commercially available general emulsified asphalt and a waterproof roll (SBS roll);
FIG. 3 is a graph showing the effect of a bond test between a cement mortar block (construction substrate) coated with an aqueous base treatment (60% solids) of the present application and a waterproof roll (SBS roll);
fig. 4 is a graph showing the effect of a bond property test between a cement mortar block (construction substrate) coated with an aqueous base treatment agent (solid content of 60%) of the present application and a waterproofing membrane (self-adhesive modified asphalt waterproofing membrane).
Description of reference numerals:
Detailed Description
The technical solution of the present invention will be described in detail with reference to examples.
Example 1
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the carboxylate emulsifier, the long-chain fatty alcohol-polyoxyethylene ether and the sodium carboxymethylcellulose in deionized water, uniformly mixing to prepare a soap solution, and grinding the soap solution and 70# asphalt for 2min by a colloid mill to prepare emulsified asphalt;
2) adding a mineral oil defoaming agent and anionic neoprene latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 60 ℃ and 130 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 80 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 30 ℃, and the mixing and stirring time is preferably 18 min.
Example 2
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the sulfonate emulsifier, alkylphenol ethoxylate and hydroxyethyl cellulose in distilled water, uniformly mixing to prepare a soap solution, and grinding the soap solution and 70# asphalt for 1min by a colloid mill to prepare emulsified asphalt;
2) adding the organic silicon defoamer and the anionic styrene-butadiene latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 30 ℃ and 150 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 50 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 50 ℃, and the mixing and stirring time is preferably 10 min.
Example 3
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the sulfate type emulsifier, the polyoxyethylene fatty acid ester and the hydroxypropyl methyl cellulose in tap water, uniformly mixing to prepare a soap solution, and grinding the soap solution and 70# asphalt together by a colloid mill for 3min to prepare emulsified asphalt;
2) adding a polyether defoamer and anionic acrylic latex into the emulsified asphalt prepared in the step 1) for mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 80 ℃ and 100 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 95 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 10 ℃, and the mixing and stirring time is preferably 30 min.
Example 4
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the composite emulsifier, polyoxyethylene alkylamine and polyvinyl alcohol in industrial water, uniformly mixing to prepare soap solution, and grinding the soap solution and 70# asphalt together by a colloid mill for 3min to prepare emulsified asphalt;
2) adding a polysiloxane defoaming agent and anionic styrene-acrylic latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
Step 1), before mixing, controlling the temperatures of the soap solution and the asphalt to be 40 ℃ and 120 ℃ respectively, and controlling the temperature of the emulsified asphalt to be 60 ℃ when discharging; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 30 ℃, and the mixing and stirring time is preferably 20 min.
Example 5
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the carboxylate emulsifier, the sulfonate emulsifier, the polyoxyethylene alkylamide, the sodium carboxymethylcellulose and the hydroxyethyl cellulose in industrial water, uniformly mixing to prepare a soap solution, and grinding the soap solution and 90# asphalt for 1min by a colloid mill to prepare emulsified asphalt;
2) adding a mineral oil defoaming agent, an organic silicon defoaming agent and anionic ethylene-vinyl acetate latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 30 ℃ and 100 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 50 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 10 ℃, and the mixing and stirring time is preferably 10 min.
Example 6
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the carboxylate emulsifier, the sulfate emulsifier, the polyether emulsifier, the hydroxyethyl cellulose and the hydroxypropyl methyl cellulose in industrial water, uniformly mixing to prepare a soap solution, and grinding the soap solution and 110# asphalt for 3min by a colloid mill to prepare emulsified asphalt;
2) adding an organic silicon defoamer, a polyether defoamer, anionic styrene-butadiene latex and anionic neoprene latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 80 ℃ and 150 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 95 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 50 ℃, and the mixing and stirring time is preferably 30 min.
Example 7
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the sulfonate emulsifier, the sulfate emulsifier, the long-chain fatty alcohol-polyoxyethylene ether, the alkylphenol ethoxylates, the hydroxypropyl methyl cellulose and the polyvinyl alcohol in industrial water, uniformly mixing to prepare a soap solution, and grinding the soap solution and the No. 50 asphalt for 1min by a colloid mill to prepare emulsified asphalt;
2) adding a polyether defoamer, a polysiloxane defoamer, anionic styrene-butadiene latex and anionic styrene-acrylic latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 30 ℃ and 150 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 95 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 10 ℃, and the mixing and stirring time is preferably 10 min.
Example 8
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the sulfonate emulsifier, the composite emulsifier, the alkylphenol ethoxylates and the polyoxyethylene fatty acid ester in seawater, uniformly mixing to prepare a soap solution, and grinding the soap solution and 30# asphalt together by a colloid mill for 3min to prepare emulsified asphalt;
2) adding the anionic acrylic latex and the anionic ethylene-vinyl acetate latex into the emulsified asphalt prepared in the step 1) for mixing, and uniformly stirring to obtain the aqueous base treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 80 ℃ and 100 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 50 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 50 ℃, and the mixing and stirring time is preferably 30 min.
Example 9
The invention relates to a water-based base layer treating agent which is mainly prepared from the following components in parts by weight:
the preparation method of the aqueous base layer treating agent comprises the following steps of sequentially carrying out:
1) after weighing the raw materials according to the weight part ratio, dissolving the sulfate type emulsifier, the sulfonate type emulsifier, the compound type emulsifier, the polyoxyethylene fatty acid ester, the polyoxyethylene alkylamine, the polyether type emulsifier, the sodium carboxymethylcellulose, the hydroxyethyl cellulose, the hydroxypropyl methyl cellulose and the polyvinyl alcohol in river water, uniformly mixing to prepare a soap solution, and grinding the soap solution and the 90# asphalt for 3min by a colloid mill to prepare emulsified asphalt;
2) adding an organic silicon defoamer, a mineral oil defoamer, a polyether defoamer, a polysiloxane defoamer, anionic acrylic latex, anionic neoprene latex and anionic ethylene-vinyl acetate latex into the emulsified asphalt prepared in the step 1), mixing, and uniformly stirring to obtain the aqueous base layer treating agent.
In the step 1), the temperatures of the soap solution and the asphalt are controlled to be 30 ℃ and 150 ℃ respectively before mixing, and the temperature of the emulsified asphalt during discharging is controlled to be 95 ℃; in the step 2), the temperature of the mixture during mixing and stirring is controlled to be 10 ℃, and the mixing and stirring time is preferably 10 min.
Performance test experimental data:
(one) Performance testing of aqueous base course treatment
1) Index detection is respectively carried out on the water-based base layer treating agent of each embodiment according to the standards JCT 1069-:
table 2 aqueous base course treatment performance test results
The bonding performance with the waterproof coiled material can be represented by a peeling strength index, and the larger the value is, the better the bonding performance is. The better the peel strength after soaking in water, the better the water resistance of the product. As can be seen from Table 2, the adhesion and water resistance of the water-based base layer treating agent of the present application to the waterproofing membrane (especially to the self-adhesive modified asphalt waterproofing membrane) are superior to those of the existing commercially available base layer treating agent. The solid content of the aqueous base treatment agent is higher than that of the existing commercially available base treatment agent, and when the solid content is about 50% (namely, example 3), the peel strength of the two waterproof rolls and the construction base and the peel strength after soaking are the largest, and the bonding performance is the best.
2) The application discloses a bonding performance test effect graph of an aqueous base layer treating agent, a cement mortar block (construction base layer) and a waterproof coiled material (detailed in attached figures 1-4)
Fig. 1 is a picture of a water-based base layer treating agent not coated between a cement mortar block and an SBS coiled material, fig. 2 is a stripping picture of a common emulsified asphalt coated on the market between the cement mortar block and the SBS coiled material, fig. 3 is a stripping picture of a product coated between the cement mortar block and the SBS coiled material, and fig. 4 is a stripping picture of a product coated between the cement mortar block and a self-adhesive modified asphalt waterproof coiled material. From fig. 1-4, it can be seen that the wire drawing effect of fig. 4 is the best (the better the wire drawing effect, which indicates that the product has better adhesion property with the coil and the base surface, and the better the waterproof effect), i.e. the product of the present application has the best adhesion effect between the cement mortar block and the self-adhesive modified asphalt waterproof coil.
3) In addition, the aqueous base layer treating agent of each embodiment has good stability within 6 months of shelf life, no demulsification phenomenon occurs, and the storage stability is good.
(II) following is a test for the harmful limits of the aqueous base course treatments of examples 1-9
TABLE 3 test results of the amount of harmful substances in the product
As can be seen from Table 3, the volatile harmful substances of the product are few, and the product is absolutely safe and environment-friendly.
In summary, the aqueous base treatment agent of the present invention has good adhesion and water resistance to a waterproof roll (particularly, a self-adhesive modified asphalt waterproof roll), and particularly has the best adhesion property with a solid content of about 50%. And the aqueous base layer treating agent does not contain any toxic volatile organic solvent, and is clean, environment-friendly and pollution-free.
Raw material information:
asphalt: zhonghai oil
Anionic polymer latex: shandong Jiangyuan
Anionic emulsifiers: tianjin Kangjie Wei
Non-ionic emulsifier: chemical industry of Jinan seal
A stabilizer: crushing dragon
Defoaming agent: dow chemical DF103
Self-adhesive modified asphalt waterproof coiled material: three trees
SBS modified asphalt waterproofing membrane: three trees
The existing aqueous base layer treating agent comprises: eastern Rainbow BPS-202
JM-5 emulsified asphalt tester (colloid mill): jiangyin Xinlu construction equipments Co Ltd
The aqueous base treatment agent and the method for preparing the same according to the present invention are not limited to the above-described examples, and any modification or replacement according to the principle of the present invention should be within the scope of the present invention.
Claims (10)
1. An aqueous base layer treating agent characterized by: the adhesive is mainly prepared from the following components in parts by weight:
2. the aqueous base layer treating agent according to claim 1, characterized in that: the aqueous base layer treating agent also comprises the following components in parts by weight: 0-0.3 part of stabilizer and 0-0.3 part of defoaming agent.
3. The aqueous base layer treating agent according to claim 1, characterized in that: the asphalt is one of 30# asphalt, 50# asphalt, 70# asphalt, 90# asphalt or 110# asphalt or any combination of more than two of the above.
4. The aqueous base layer treating agent according to claim 1, characterized in that: the anionic polymer latex is one or any combination of more than two of anionic neoprene latex, anionic butylbenzene latex, anionic acrylic latex, anionic styrene-acrylic latex or anionic ethylene-vinyl acetate latex.
5. The aqueous base layer treating agent according to claim 1, characterized in that: the anionic emulsifier is one or any combination of more than two of carboxylate type emulsifier, sulfonate type emulsifier, sulfate type emulsifier or compound type emulsifier.
6. The aqueous base layer treating agent according to claim 1, characterized in that: the nonionic emulsifier is one or any combination of more than two of long-chain fatty alcohol-polyoxyethylene ether, alkylphenol ethoxylates, fatty acid-polyoxyethylene ester, polyoxyethylene alkylamine, polyoxyethylene alkylamide or polyether emulsifier.
7. The aqueous base layer treating agent according to claim 1, characterized in that: the stabilizer is one or any combination of more than two of sodium carboxymethylcellulose, hydroxyethyl cellulose, hydroxypropyl methyl cellulose or polyvinyl alcohol.
8. The aqueous base layer treating agent according to claim 1, characterized in that: the defoaming agent is one or any combination of more than two of mineral oil defoaming agent, organosilicon defoaming agent, polyether defoaming agent and polysiloxane defoaming agent.
9. The aqueous base layer treating agent according to claim 1, characterized in that: the adhesive is mainly prepared from the following components in parts by weight:
10. the method for preparing an aqueous base layer treating agent according to any one of claims 1 to 9, characterized in that: comprises the following steps which are carried out in sequence:
1) after weighing the raw materials according to the weight part ratio, dissolving the anionic emulsifier, the nonionic emulsifier and the stabilizer in water, uniformly mixing to prepare a soap solution, and grinding the soap solution and the asphalt for 1-3min by a colloid mill to prepare emulsified asphalt;
2) adding a defoaming agent and anionic polymer latex into the emulsified asphalt prepared in the step 1) for mixing, and uniformly stirring to obtain the aqueous base treating agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687726.2A CN111808529A (en) | 2020-07-16 | 2020-07-16 | Aqueous base layer treating agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010687726.2A CN111808529A (en) | 2020-07-16 | 2020-07-16 | Aqueous base layer treating agent and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111808529A true CN111808529A (en) | 2020-10-23 |
Family
ID=72865681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010687726.2A Pending CN111808529A (en) | 2020-07-16 | 2020-07-16 | Aqueous base layer treating agent and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111808529A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113402982A (en) * | 2021-05-28 | 2021-09-17 | 宝冶(郑州)建筑工程有限公司 | Concrete defect repairing liquid and preparation method thereof |
| CN113502126A (en) * | 2021-07-06 | 2021-10-15 | 科顺防水科技股份有限公司 | Aqueous base layer treating agent composition, aqueous base layer treating agent, preparation method and application thereof |
| CN113717657A (en) * | 2021-09-26 | 2021-11-30 | 江苏凯伦建材股份有限公司 | High-water-resistance environment-friendly waterproof sealant and preparation method and application thereof |
| CN115785814A (en) * | 2022-11-29 | 2023-03-14 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
| CN116535974A (en) * | 2023-05-11 | 2023-08-04 | 湖南神宇新材料有限公司 | Rubber waterproof coating and preparation method and application thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344752A (en) * | 2010-08-03 | 2012-02-08 | 无锡市全发化工有限公司 | Environmentally friendly waterproof coating and its preparation method |
| CN103205204A (en) * | 2013-04-17 | 2013-07-17 | 昆明风行防水材料有限公司 | High-strength rubber asphalt waterproof paint and preparation method thereof |
| CN104478342A (en) * | 2014-12-23 | 2015-04-01 | 咸阳东方雨虹建筑材料有限公司 | Wet base surface treating agent |
| CN108949027A (en) * | 2018-05-30 | 2018-12-07 | 湖北宇虹防水科技有限公司 | Environment-friendly type aqueous uncured modified asphalt waterproofing self-adhesive coiled material and preparation method thereof |
-
2020
- 2020-07-16 CN CN202010687726.2A patent/CN111808529A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102344752A (en) * | 2010-08-03 | 2012-02-08 | 无锡市全发化工有限公司 | Environmentally friendly waterproof coating and its preparation method |
| CN103205204A (en) * | 2013-04-17 | 2013-07-17 | 昆明风行防水材料有限公司 | High-strength rubber asphalt waterproof paint and preparation method thereof |
| CN104478342A (en) * | 2014-12-23 | 2015-04-01 | 咸阳东方雨虹建筑材料有限公司 | Wet base surface treating agent |
| CN108949027A (en) * | 2018-05-30 | 2018-12-07 | 湖北宇虹防水科技有限公司 | Environment-friendly type aqueous uncured modified asphalt waterproofing self-adhesive coiled material and preparation method thereof |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113402982A (en) * | 2021-05-28 | 2021-09-17 | 宝冶(郑州)建筑工程有限公司 | Concrete defect repairing liquid and preparation method thereof |
| CN113502126A (en) * | 2021-07-06 | 2021-10-15 | 科顺防水科技股份有限公司 | Aqueous base layer treating agent composition, aqueous base layer treating agent, preparation method and application thereof |
| CN113717657A (en) * | 2021-09-26 | 2021-11-30 | 江苏凯伦建材股份有限公司 | High-water-resistance environment-friendly waterproof sealant and preparation method and application thereof |
| CN113717657B (en) * | 2021-09-26 | 2023-11-28 | 江苏凯伦建材股份有限公司 | High-water-resistance environment-friendly waterproof sealant and preparation method and application thereof |
| CN115785814A (en) * | 2022-11-29 | 2023-03-14 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
| CN115785814B (en) * | 2022-11-29 | 2024-02-09 | 北京中铁科新材料技术有限公司 | Base layer treating agent for concrete pavement or bridge deck waterproof system |
| CN116535974A (en) * | 2023-05-11 | 2023-08-04 | 湖南神宇新材料有限公司 | Rubber waterproof coating and preparation method and application thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111808529A (en) | Aqueous base layer treating agent and preparation method thereof | |
| CN111793436A (en) | Single-component asphalt-based water-based non-cured rubber asphalt waterproof coating and preparation method thereof | |
| CN113004794B (en) | High-performance modified asphalt waterproof coating and preparation method thereof | |
| CN109777223A (en) | Colorful stone-like coating and preparation method thereof | |
| CN107418372B (en) | Permeable water-based epoxy waterproof coating and preparation method thereof | |
| CN107163761A (en) | A kind of colorful base paint emulsion of excellent performance and preparation method thereof | |
| CN104371524A (en) | Heat-insulation fireproof water-based paint and preparation method thereof | |
| WO2023045553A1 (en) | Highly water-resistant environmentally-friendly waterproof sealant, preparation method therefor and application thereof | |
| CN106147453A (en) | A kind of clear priming paint of the anti-tannic acid of aqueous one-component and preparation method thereof | |
| CN107353795A (en) | A kind of water-based orange-peel paint of low VOC content | |
| CN104725969A (en) | Water-based anti-corrosion floating type aluminium powder paint and preparation method thereof | |
| CN113088193B (en) | Environment-friendly water-based release agent and preparation method thereof | |
| CN106700747B (en) | Single-component waterproof coating material composition and preparation method thereof | |
| CN113980520A (en) | Waterproof anti-cracking ecological green building wall coating and preparation method thereof | |
| KR102237474B1 (en) | color paint and color paint aid with excellent light stability | |
| CN116376389B (en) | Non-asphalt-based waterproof coating and preparation method and application thereof | |
| AU2016378079B2 (en) | Composition for a pasty filler material, pasty filler, and method for producing a pasty filler material | |
| CN103805097A (en) | Environment-friendly water-based chloroprene universal rubber and preparation method thereof | |
| CN114644865A (en) | Anti-stripping flexible waterproof protective coating and preparation method thereof | |
| CN106243875A (en) | BOPP citicall limited aluminium film transfer aqueous back-coating and preparation method thereof | |
| CN111849272A (en) | Sand coating and preparation method thereof | |
| CN105295697A (en) | Aqueous PU self-curing paint and preparation method thereof | |
| CN104059462A (en) | Waterborne coating for magnesite artworks and preparation method thereof | |
| CN112876912A (en) | Pearl water paint and preparation method thereof | |
| CN105885731A (en) | Two-component water-based sprayable neoprene adhesive and preparation technology and treating system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201023 |
|
| RJ01 | Rejection of invention patent application after publication |