CN108395794B - High-elasticity weather-resistant roof waterproof sealing material and preparation method thereof - Google Patents
High-elasticity weather-resistant roof waterproof sealing material and preparation method thereof Download PDFInfo
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- CN108395794B CN108395794B CN201810278606.XA CN201810278606A CN108395794B CN 108395794 B CN108395794 B CN 108395794B CN 201810278606 A CN201810278606 A CN 201810278606A CN 108395794 B CN108395794 B CN 108395794B
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- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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- 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
- C09D111/00—Coating compositions based on homopolymers or copolymers of chloroprene
- C09D111/02—Latex
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- 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
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- 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
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Abstract
The invention discloses a high-elasticity weather-resistant roof waterproof sealing material and a preparation method thereof, wherein the high-elasticity weather-resistant roof waterproof sealing material comprises 20-45% of pure acrylic emulsion; 5% -20% of neoprene latex; 1% -10% of tackifier emulsion; 15% -40% of pigment and filler; 1% -20% of water; 2% -5% of other auxiliary agents. The high-elasticity weather-resistant roof waterproof sealing material disclosed by the invention does not need to be covered with a protective layer, is good in water resistance and weather resistance, high in strength and large in elongation at break, can be well bonded with most of base materials of the existing roof system, can be effectively adhered by covering the surface with a traditional waterproof anticorrosive coating, is easy to maintain and coat again, and can be used as an exposed roof waterproof coating and can also be used as caulking paste, joint sealing paste and coiled material edge sealing paste.
Description
Technical Field
The invention relates to the field of waterproof materials, in particular to a high-elasticity weather-resistant roof waterproof sealing material and a preparation method thereof.
Background
In a roof waterproof sealing system, the used materials are generally waterproof coiled materials, waterproof coatings, edge sealing pastes, caulking pastes and the like, and the traditional waterproof coiled materials, waterproof coatings, edge sealing pastes, caulking pastes and the like are generally not weather-resistant, so a protective layer needs to be made after waterproof sealing is finished. And the elongation at break of the traditional roof waterproof coating, caulking paste and coiled material edge sealing paste is not large generally, so that the waterproof coating is easy to crack and leak water to cause repair due to deformation of a base surface when being applied to roof structures with more expansion joints, deformation joints and the like, and the engineering quality is greatly influenced. After the joint is caulked by the common silicone caulking paste, the waterproof coating cannot be effectively attached to the joint and the repair difficulty is high.
The patent literature also discloses a technical scheme of using pure acrylic emulsion, chloroprene rubber emulsion, organic silicon waterproof agent and the like as the metal roof heat-insulating waterproof coating, but the elongation at break, the ultraviolet light resistance and the long-term water resistance of the metal roof heat-insulating waterproof coating are insufficient, and the heat-insulating waterproof coating is only suitable for metal roofs and has narrow application field.
Disclosure of Invention
Based on the above, the invention aims to overcome the defects of the prior art and provides the high-elasticity weather-resistant roof waterproof sealing material which is an exposable waterproof sealing material, does not need to be covered with a protective layer, has good water resistance and weather resistance, high strength and large elongation at break, is well bonded with most of base materials of the existing roof system, can be effectively adhered by covering the surface with the traditional waterproof anticorrosive paint, and is easy to maintain and recoat. The high-elasticity weather-resistant roof waterproof sealing material can be used as an exposed roof waterproof coating, and can also be used as caulking paste, joint sealing paste and coiled material edge sealing paste.
The technical scheme is as follows:
a high-elasticity weather-resistant roof waterproof sealing material comprises the following components in percentage by mass:
20 to 45 percent of pure acrylic emulsion;
5 to 20 percent of neoprene latex;
1 to 10 percent of tackifier emulsion;
15 to 40 percent of pigment and filler;
1 to 20 percent of water;
2 to 5 percent of other auxiliary agents;
wherein the solid content of the pure acrylic emulsion is 40-60%, and the pure acrylic emulsion is selected from one or more of Badfu RS2608, Badfu RS9689AS, Badfu RS9689A, Rohm and Haas AC-8356, Rohm and Haas AC-8100, Rohm and Haas EC-4811, Rohm and Haas EC-1791, Badoka BLJ-9468M, Badoka BLJ-938, Badoka BLJ-963M, Badoka BLJ-968M and Wanhua Lacper 4055;
the neoprene latex is anionic neoprene latex with solid content of 40-60%.
In the invention, the pure acrylic emulsion is one of main film forming substances of the high-elasticity weather-resistant roof waterproof sealing material, and is used for improving the compactness of a coating, and improving the normal-temperature and low-temperature flexibility, water resistance, acid-base salt resistance, ultraviolet aging resistance and other properties of the coating; the neoprene latex is also one of main film forming substances, and is used for improving the tensile strength, the elongation at break, the ageing resistance and the ultraviolet resistance of the coating; the tackifier emulsion can improve the performances such as multi-base surface applicability, base surface adhesive force, interlayer adhesive force and the like; the pigment in the pigment and filler mainly plays a role of reflecting and/or diffusely reflecting ultraviolet rays in sunlight to play a role of protecting a coating, and the filler plays a role of reinforcing. The high-elasticity weather-resistant roof waterproof sealing material is prepared by selecting specific pure acrylic emulsion, neoprene latex, tackifier emulsion, pigment and filler, water, other auxiliary agents and the like, does not need to be covered with a protective layer when applied to a roof, has excellent water resistance and weather resistance, high strength and large elongation at break, is well adhered to most of base materials of the existing roof system, can be covered with traditional waterproof anticorrosive paint on the surface of the roof, and is easy to maintain and coat again. The high-elasticity weather-resistant roof waterproof sealing material can be used as an exposed roof waterproof coating, and can also be used as caulking paste, joint sealing paste and coiled material edge sealing paste.
In one embodiment, the neoprene latex is one or more of Chongqing longevity CRL-41F, Chongqing longevity CRL-40G, Chongqing longevity CRL-50LK, Jiangxi Shanna SNL-551A, Jiangxi Shanna SNL-5042, Jiangxi Shanna SNL-51L, Jiangxi Shanna SNL-611A, Japanese electrochemical LC-21, Japanese electrochemical LM-61, Japanese electrochemical LV-60N, Xinte Ma Lipren-B.
In one embodiment, the tackifier is one or more of an anionic or nonionic type rosin resin emulsion, a hydrogenated rosin resin emulsion, a terpene resin emulsion, a hydrogenated terpene resin emulsion, a petroleum resin emulsion, a hydrogenated petroleum resin emulsion, and a polyisobutylene emulsion.
In one embodiment, the pigment and filler is one or more of titanium dioxide, hollow glass microspheres, talcum powder, calcined talcum powder, heavy calcium, light calcium, calcined kaolin, barium sulfate, iron oxide and nano calcium carbonate. The pigment mainly plays a role of protecting the coating by reflecting and/or diffusely reflecting ultraviolet rays in sunlight, and the filler mainly plays a role of reinforcing.
In one embodiment, the other auxiliary agents include ultraviolet-resistant auxiliary agents, dispersing agents, thickening agents, defoaming agents, leveling agents, pH adjusting agents and coupling agents.
In one embodiment, the other auxiliary agents comprise 0.1-0.5% of ultraviolet resistant auxiliary agent, 0.1-0.5% of dispersing agent, 0.1-1% of thickening agent, 0.1-1% of defoaming agent, 0.1-1% of flatting agent, 0.1-1% of pH regulator and 0.1-0.5% of coupling agent.
In one embodiment, the anti-ultraviolet auxiliary agent is one or more of salicylates, benzophenones, benzotriazoles, substituted acrylonitrile, triazines and hindered amines. The ultraviolet resistance auxiliary agent can improve the weather resistance of the product.
In one embodiment, the dispersant is an inorganic dispersant and/or an organic dispersant. More specifically, inorganic dispersants include, but are not limited to, silicates, sodium tripolyphosphate, sodium hexametaphosphate, sodium pyrophosphate, and the like, and organic dispersants include, but are not limited to, triethylhexylphosphoric acid, sodium dodecylsulfate, methylpentanol, cellulose derivatives, polyacrylamide, fatty acid polyglycol esters, and the like. The dispersant mainly plays roles in wetting the pigment, preventing the pigment from settling and adjusting the surface tension of the system so as to improve the base surface wetting capacity and adhesion of the product.
In one embodiment, the thickener is one or more of cellulose ethers, polyacrylates, associative polyurethanes, inorganic thickeners. The thickener can be used for preventing pigment sedimentation and improving the anti-sagging performance of the product.
In one embodiment, the leveling agent includes, but is not limited to, one or more of silicones, acrylates. The leveling agent is used for improving the smoothness of the coating, and is beneficial to improving the protective performance and appearance of the coating.
In one embodiment, the anti-foaming agent includes, but is not limited to, one or more of mineral oils, silicones. The defoaming agent can reduce bubbles of the coating, and is beneficial to improving the compactness and the water resistance of the coating and improving the appearance.
In one embodiment, the pH adjuster includes, but is not limited to, one or more of sodium hydroxide, potassium hydroxide, ammonia water, sodium carbonate, potassium carbonate, ammonia salts, organic amines, and the like. The pH value regulator can be used for regulating the pH value of a system and maintaining the stability of the emulsion.
The preparation method of the high-elasticity weather-resistant roof waterproof sealing material comprises the following steps:
(1) putting the metered pure acrylic emulsion into a dispersion kettle, and stirring for 3-10 minutes at a controlled rotation speed of 300-400 rpm;
(2) mixing pigment, filler, water and other assistants uniformly;
(3) controlling the rotation speed to be 400-500 rpm, adding metered neoprene latex and tackifier emulsion while stirring, and controlling the rotation speed to be 400-500 rpm and stirring for 10-15 minutes;
(4) filtering and discharging the materials by using a 40-60-mesh filter screen to obtain the high-elastic weather-resistant roof waterproof sealing material.
The invention has the beneficial effects that: according to the invention, the specific pure acrylic emulsion is selected, so that the compactness of the coating is improved, and the normal-temperature and low-temperature flexibility, water resistance, acid-base salt resistance, ultraviolet aging resistance and other properties of the coating are improved; the neoprene latex is selected to improve the tensile strength, the elongation at break, the ageing resistance and the ultraviolet resistance of the coating; the thickening agent is used, so that the adaptability of the high-elastic weather-resistant roof waterproof sealing material to various base surfaces is improved, and the base surface adhesion and the interlayer adhesion are improved; the high-elasticity weather-resistant roof waterproof sealing material disclosed by the invention does not need to cover a protective layer when applied to a roof, is excellent in water resistance and weather resistance, high in strength and large in elongation at break, can be well bonded with most of base materials of the existing roof system, can be covered with a traditional waterproof anticorrosive coating on the surface, is easy to maintain and coat again, and can be used as an exposed roof waterproof coating, and can also be used as caulking paste, node sealing paste and coiled material edge sealing paste.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
Example 1
A high-elastic weather-proof roof waterproof sealing material comprises the following components:
pure acrylic emulsion (Rohm and Hass EC-4811) 45%;
polychloroprene latex (Xinte ma Lipren-B) 5%;
tackifier emulsion (Tacolyn 4187 by Istman) 1%;
titanium dioxide (python R-996) 10%;
30 percent of heavy calcium;
0.1% of uvioresistant auxiliary agent (BASF Tinuvin 326);
0.5% of dispersant (sodium hexametaphosphate);
0.5 percent of coupling agent (gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane);
0.1% of thickening agent;
1% of defoaming agent;
0.6 percent of leveling agent;
0.1% of pH regulator (AMP 95);
6.1 percent of clear water.
The high-elastic weather-resistant waterproof sealing material is prepared by the following method:
(1) putting the metered pure acrylic emulsion into a dispersion kettle, and stirring for 5 minutes at the rotation speed of 300-400 rpm;
(2) pre-mixing a metered dispersing agent and clear water accounting for 0.5% of the formula by mass, slowly putting the mixture into a dispersing kettle while stirring, and stirring for 5 minutes at a controlled rotating speed of 400-500 rpm;
(3) pre-mixing the metered thickening agent and the rest metered clear water, slowly adding the mixture into a dispersion kettle while stirring, and stirring for 10 minutes at the rotation speed of 600-800 rpm;
(4) slowly adding the pigment and filler, the ultraviolet-resistant auxiliary agent, the defoaming agent, the flatting agent, the pH regulator, the coupling agent and the like which are metered while stirring, and controlling the rotating speed to be 800-1000 rpm to disperse for 15-20 minutes;
(5) controlling the rotation speed to be 400-500 rpm, slowly adding metered neoprene latex and tackifier emulsion while stirring, and controlling the rotation speed to be 400-500 rpm and stirring for 10-15 minutes;
(6) filtering and discharging the materials by using a 40-60-mesh filter screen to obtain the high-elasticity weather-resistant roof waterproof sealing material.
Example 2
A high-elastic weather-proof roof waterproof sealing material comprises the following components:
12% of modified acrylic emulsion (Wanhua Lacper 4055);
18% of modified acrylic emulsion (Rohm and Hass EC-1791);
20% of neoprene latex (Shanna SNL-551A);
tackifier emulsion (Tacolyn 5085 by Istman) 10%;
titanium dioxide (DuPont R-706) 8%;
calcined talc powder 17.4%;
10% of hollow glass beads;
0.2% of ultraviolet resistance auxiliary agent (BASF Tinuvin 329);
0.3% of uvioresistant auxiliary agent (BASF Tinuvin 770);
0.3% of dispersing agent (sodium tripolyphosphate);
0.1 percent of coupling agent (3- (2, 3-epoxypropoxy) propyl triethoxysilane);
0.1% of thickening agent;
1% of defoaming agent;
0.6 percent of leveling agent;
1% of pH regulator (sodium carbonate);
1 percent of clear water.
The preparation method of the high-elasticity weather-resistant roof waterproof sealing material is basically the same as that of the example 1.
Example 3
A high-elastic weather-proof roof waterproof sealing material comprises the following components:
modified acrylic emulsion (badfu RS2608) 8%;
27% of modified acrylic emulsion (Rohm and Hass EC-4811);
neoprene latex (shanna SNL-5042) 16%;
tackifier emulsion (Tacolyn 5095 from Istman) 5%;
titanium dioxide (DuPont R-902+) 8%;
17% of talcum powder;
8% of hollow glass beads;
0.3% of uvioresistant auxiliary agent (BASF Tinuvin 770);
0.3% of dispersing agent (sodium tripolyphosphate);
0.3 percent of coupling agent (gamma- (2, 3-epoxypropoxy) propyl trimethoxy silane);
0.5% of thickening agent;
0.6 percent of defoaming agent;
0.2% of leveling agent;
0.5% of pH regulator (5% ammonia water solution);
8.3 percent of clean water.
The preparation method of the high-elasticity weather-resistant roof waterproof sealing material is basically the same as that of the example 1.
Example 4
A high-elastic weather-proof roof waterproof sealing material comprises the following components:
40% of modified acrylic emulsion (Rohm and Hass EC-1791);
20% of neoprene latex (longevity CRL-50 LK);
tackifier emulsion (Tacolyn 3170 from Istman) 10%;
titanium dioxide (DuPont R-706) 8%;
7% of nano calcium carbonate (Japanese bamboo primary chemical SP);
0.2% of uvioresistant auxiliary agent (BASF Tinuvin 326);
0.3% of uvioresistant auxiliary agent (BASF Tinuvin 770);
0.3% of dispersing agent (sodium dodecyl sulfate);
0.1% of coupling agent (signal KBM-403);
0.8% of thickening agent;
0.4 percent of defoaming agent;
0.3 percent of flatting agent;
pH regulator (AMP-95) 0.7%;
and (5) clean water is 11.9%.
The preparation method of the high-elasticity weather-resistant roof waterproof sealing material is basically the same as that of the example 1.
Example 5
A high-elastic weather-proof roof waterproof sealing material comprises the following components:
8% of modified acrylic emulsion (Baolijia BLJ-938);
15% of modified acrylic emulsion (Rohm and Hass EC-4811);
neoprene latex (Shanna SNL-611A) 15%;
tackifier emulsion (Tacolyn 5085 from Istman) 8%;
titanium dioxide (Dongjia R-240) 10%;
12% of nano calcium carbonate (Japanese bamboo primary chemical SP);
8% of calcined kaolin;
0.1% of uvioresistant auxiliary agent (BASF Tinuvin 326);
0.2% of uvioresistant auxiliary agent (BASF Tinuvin 770);
0.2% of dispersant (sodium hexametaphosphate);
0.2 percent of coupling agent (chelating titanate coupling agent LD-311);
1% of a thickening agent;
0.3 percent of defoaming agent;
0.1% of leveling agent;
0.5% of pH regulator (AMP-95);
and 21.4% of clear water.
The preparation method of the high-elasticity weather-resistant roof waterproof sealing material is basically the same as that of the example 1.
Comparative example 1
A coating material having substantially the same composition and preparation method as in example 1 except that in comparative example 1, the acrylic emulsion Rohm and Haas EC-4811 of example 1 was replaced with a same mass percentage of Basff S400F emulsion.
Comparative example 2
A coating material was prepared in substantially the same manner as in example 1 except that in comparative example 2, the tackifier emulsion of example 1 was not used.
The high-elastic weather-resistant waterproof sealing materials prepared in the examples 1-5 and the materials prepared in the comparative examples 1 and 2 are respectively prepared into dry coating sample blocks with the thickness of 1.5mm by a blade coating method, and are coated on cement mortar blocks, aluminum plates, PVC plates, HDPE plates, glass plates and steel plates, and are subjected to tensile property and adhesive property tests according to GB/T16777-. The test results of the high-elastic weather-resistant waterproof sealing material are shown in Table 1.
TABLE 1
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The high-elasticity weather-resistant roof waterproof sealing material is characterized by comprising the following components in percentage by mass:
20 to 45 percent of pure acrylic emulsion;
5 to 20 percent of neoprene latex;
1 to 10 percent of tackifier emulsion;
15 to 40 percent of pigment and filler;
1 to 20 percent of water;
2 to 5 percent of other auxiliary agents;
wherein the solid content of the pure acrylic emulsion is 40-60%, and the pure acrylic emulsion is selected from one or more of Badfu RS2608, Badfu RS9689AS, Badfu RS9689A, Rohm and Haas AC-8356, Rohm and Haas AC-8100, Rohm and Haas EC-4811, Rohm and Haas EC-1791, Badoka BLJ-9468M, Badoka BLJ-938, Badoka BLJ-963M, Badoka BLJ-968M and Wanhua Lacper 4055;
the neoprene latex is anionic neoprene latex with solid content of 40-60%;
the tackifier emulsion is one or more of anionic or nonionic rosin resin emulsion, hydrogenated rosin resin emulsion, terpene resin emulsion, hydrogenated terpene resin emulsion, petroleum resin emulsion, hydrogenated petroleum resin emulsion and polyisobutylene emulsion.
2. The high-elasticity weather-resistant roof waterproof sealing material as claimed in claim 1, wherein the neoprene latex is one or more of Chongqing longevity CRL-41F, Chongqing longevity CRL-40G, Chongqing longevity CRL-50LK, Jiangxi Shanna SNL-551A, Jiangxi Shanna SNL-5042, Jiangxi Shanna SNL-51L, Jiangxi Shanna SNL-611A, Japanese electrochemical LC-21, Japanese electrochemical LM-61, Japanese electrochemical LV-60N, Xinxin TM Lipren-B.
3. The high-elasticity weather-resistant roof waterproof sealing material as claimed in claim 1, wherein the pigment and filler is one or more of titanium dioxide, hollow glass beads, talcum powder, calcined talcum powder, heavy calcium, light calcium, calcined kaolin, barium sulfate, ferric oxide and nano calcium carbonate.
4. The high-elastic weather-resistant roof waterproof sealing material as claimed in claim 1, wherein the other auxiliary agents comprise ultraviolet-resistant auxiliary agents, dispersing agents, thickening agents, defoaming agents, leveling agents, pH regulators and coupling agents.
5. The high-elastic weather-resistant roof waterproof sealing material as claimed in claim 4, wherein the other additives comprise 0.1-0.5% of ultraviolet-resistant additive, 0.1-0.5% of dispersant, 0.1-1% of thickener, 0.1-1% of defoamer, 0.1-1% of flatting agent, 0.1-1% of pH regulator and 0.1-0.5% of coupling agent.
6. The high-elastic weather-resistant roof waterproof sealing material as claimed in claim 4, wherein the anti-ultraviolet auxiliary agent is one or more of salicylates, benzophenones, benzotriazoles, substituted acrylonitriles, triazines and hindered amines.
7. The high-elasticity weather-resistant roof waterproof sealing material as claimed in claim 4, wherein the dispersant is an inorganic dispersant and/or an organic dispersant.
8. The high-elasticity weather-resistant roof waterproof sealing material as claimed in claim 4, wherein the thickener is one or more of cellulose ethers, polyacrylates, associated polyurethanes and inorganic thickeners.
9. The process for preparing high-elastic weather-resistant roofing water-proofing sealing material according to any one of claims 1 to 8, characterized by comprising the following steps:
(1) putting the metered pure acrylic emulsion into a dispersion kettle, and stirring for 3-10 minutes at a controlled rotation speed of 300-400 rpm;
(2) mixing pigment, filler, water and other assistants uniformly;
(3) controlling the rotation speed to be 400-500 rpm, adding metered neoprene latex and tackifier emulsion while stirring, and controlling the rotation speed to be 400-500 rpm and stirring for 10-15 minutes;
(4) filtering and discharging the materials by using a 40-60-mesh filter screen to obtain the high-elastic weather-resistant roof waterproof sealing material.
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| CN109825235A (en) * | 2019-01-21 | 2019-05-31 | 株洲加美乐素建材有限公司 | A kind of waterproof roll cement base adhesive aqua and preparation method thereof |
| CN110823478A (en) * | 2019-11-28 | 2020-02-21 | 湖南麓上住宅工业科技有限公司 | Air tightness detection system for passive room |
| CN111087874B (en) * | 2019-12-27 | 2022-03-25 | 科顺防水科技股份有限公司 | Waterproof sealant for nodes of high-molecular coiled material and preparation method of waterproof sealant |
| CN112662265A (en) * | 2020-11-03 | 2021-04-16 | 湖南林特新材料科技有限责任公司 | Exposed high-elasticity color waterproof coating and preparation process thereof |
| CN114196325B (en) * | 2022-02-15 | 2022-04-22 | 科顺防水科技股份有限公司 | Vertical-face anti-skid waterproof coating composition and application thereof, coating and preparation method and application thereof |
| CN115011191B (en) * | 2022-05-11 | 2023-06-20 | 广东嘉宝莉科技材料有限公司 | Interface treatment coating, preparation method thereof and application of coating to buildings |
| CN114989673A (en) * | 2022-07-06 | 2022-09-02 | 武汉德邦仕建材有限公司 | High-bonding-strength kitchen and bathroom waterproof coating and preparation process thereof |
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| CN102993831A (en) * | 2012-05-30 | 2013-03-27 | 北京世纪永峰防水材料有限公司 | Metal roof heat-insulation waterproof paint |
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