WO2023045553A1 - Produit d'étanchéité étanche à l'eau, respectueux de l'environnement très résistant à l'eau, procédé de préparation associé et application associée - Google Patents

Produit d'étanchéité étanche à l'eau, respectueux de l'environnement très résistant à l'eau, procédé de préparation associé et application associée Download PDF

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Publication number
WO2023045553A1
WO2023045553A1 PCT/CN2022/108521 CN2022108521W WO2023045553A1 WO 2023045553 A1 WO2023045553 A1 WO 2023045553A1 CN 2022108521 W CN2022108521 W CN 2022108521W WO 2023045553 A1 WO2023045553 A1 WO 2023045553A1
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Prior art keywords
asphalt
water
anionic
sealing paste
waterproof sealing
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PCT/CN2022/108521
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English (en)
Chinese (zh)
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牛海波
李忠人
贺小钢
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江苏凯伦建材股份有限公司
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Publication of WO2023045553A1 publication Critical patent/WO2023045553A1/fr

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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
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
    • C09J111/02—Latex
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J109/00—Adhesives based on homopolymers or copolymers of conjugated diene hydrocarbons
    • C09J109/06—Copolymers with styrene
    • C09J109/08—Latex
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J125/00—Adhesives 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 an aromatic carbocyclic ring; Adhesives based on derivatives of such polymers
    • C09J125/02—Homopolymers or copolymers of hydrocarbons
    • C09J125/04—Homopolymers or copolymers of styrene
    • C09J125/08—Copolymers of styrene
    • C09J125/14—Copolymers of styrene with unsaturated esters
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives 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; Adhesives based on derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J195/00—Adhesives based on bituminous materials, e.g. asphalt, tar, pitch
    • C09J195/005—Aqueous compositions, e.g. emulsions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate

Definitions

  • the invention belongs to the technical field of waterproof building materials, and in particular relates to a highly water-resistant and environment-friendly waterproof sealant and its preparation method and application.
  • sealing materials In the actual construction material selection, ordinary waterproof paint, ointment and other sealing materials are often used to deal with these detailed node structures. Such sealing materials have weak cohesiveness or other physical properties. Shrinkage cracking, long-term manifestations are shelling, warping, brittle cracking, etc. with the bonding surface. The reason is not only related to the composition of the sealing material itself, but also related to the compatibility of the sealing material and the joint base material. If the compatibility between the selected sealing material and the base material is poor on both sides or one side, the interface will be easily peeled off after a long time , forming seepage and leakage channels.
  • patent CN111793436A discloses a one-component asphalt-based water-based non-curing rubber asphalt waterproof coating, which is mainly prepared from the following components according to the following weight ratio: 10-40 parts of asphalt, 10-40 parts of softened oil, water 30-50 parts, 5-20 parts of anionic polymer latex, 1-3 parts of anionic emulsifier, 1-3 parts of non-ionic emulsifier, 0.1-0.3 part of stabilizer, 0.1-0.3 part of defoamer, 0.1-0 preservative 0.3 parts, thickener 0.1-2.5 parts, inorganic filler 5-15 parts.
  • the waterproof coating can have good bonding performance with waterproof coiled materials and various substrates, its own cohesion is small, and the bonding performance index with different substrates deviates, which cannot meet the requirements for use, and its solid content is the highest. It can only reach 68%, and the heat resistance is deviated. The high temperature in summer will cause the product to flow, and the long-term water resistance still needs to be improved.
  • the present invention provides a highly water-resistant and environmentally friendly waterproof sealant and its preparation method and application.
  • One aspect of the present invention provides a waterproof sealing paste, which includes emulsified asphalt, anionic polymer latex, super water-resistant additives, hydrophobic fillers and auxiliary agents; wherein, the added amount of the emulsified asphalt is 15% of the total mass of the waterproof sealing paste % to 35%; the addition of the anionic polymer latex is 20% to 45% of the total mass of the waterproof sealant paste; the addition of the super water-resistant additive is 1% to 10% of the total mass of the waterproof sealant %; the added amount of the hydrophobic filler is 20-45% of the total mass of the waterproof sealing paste; wherein, the super water-resistant additive is an anionic polymer emulsion.
  • the solid content of the waterproof sealing paste is ⁇ 70%.
  • the super water-resistant additive is one or any of anionic polyethylene wax emulsion, anionic oxidized polyethylene wax emulsion, anionic polypropylene wax emulsion, anionic oxidized polypropylene wax emulsion or anionic polytetrafluoroethylene emulsion Two or more.
  • the added amount of the super water-resistant additive is 3%-8% of the total mass of the waterproof sealing paste.
  • the anionic polymer latex is one or any two or more selected from anionic neoprene latex, anionic styrene-butadiene latex, hydrophobically modified anionic acrylic latex or hydrophobically modified anionic styrene-acrylic latex.
  • the added amount of the anionic polymer latex is 30%-40% of the total mass of the waterproof sealant.
  • the hydrophobic filler is one or any two or more selected from hydrophobically modified nano-calcium carbonate, hydrophobically modified nano-talc powder, hydrophobically modified nano-silica or subnano polytetrafluoroethylene particles .
  • the added amount of the hydrophobic filler is 30-40% of the total mass of the waterproof sealing paste.
  • the emulsified asphalt includes asphalt, water, anionic emulsifier, nonionic emulsifier and stabilizer in a mass ratio of 10-30:8-25:1-3:0.5-1:0.1-0.3.
  • the mass ratio of the bitumen to the water is 15-20:8-15.
  • the asphalt is one or any two or more selected from 30# asphalt, 50# asphalt, 70# asphalt, 90# asphalt or 110# asphalt.
  • the water is one or any two or more selected from distilled water, deionized water, tap water, industrial water or river water.
  • the anionic emulsifier is one or any two or more selected from alkylbenzenesulfonate emulsifiers, alkylsulfonate emulsifiers or lignosulfonate emulsifiers .
  • the nonionic emulsifier is one or any two selected from long-chain fatty alcohol polyoxyethylene ether, alkylphenol polyoxyethylene ether, fatty acid polyoxyethylene ester or polyether emulsifier and above.
  • the stabilizer is one or any two or more selected from sodium carboxymethylcellulose, hydroxyethylcellulose, hydroxypropylmethylcellulose or polyvinyl alcohol.
  • the auxiliary agent includes one or any two or more of defoamers, preservatives, and hydrophobically modified thickeners.
  • the mass ratio of the defoamer, the preservative, and the hydrophobically modified thickener is 0.1-0.3:0.1-0.3:0.1-2.5.
  • the defoamer is one or any two selected from mineral oil defoamers, silicone defoamers, polyether defoamers or polysiloxane defoamers and above.
  • the preservative is selected from one or any two of isothiazolinone preservatives, formaldehyde-releasing preservatives, benzisothiazoline preservatives or s-triazine preservatives and above.
  • the hydrophobically modified thickener is selected from a hydrophobically modified alkali-swellable thickener, a hydrophobically modified alkali-swellable associative thickener or a hydrophobically modified polyurethane thickener species or any two or more.
  • the second aspect of the present invention provides a kind of preparation method of described waterproof sealing paste, first make described hydrophobic filler and described anionic polymer latex mix uniformly, then mix with described emulsified asphalt, described super-waterproof additive , and finally add the auxiliary agent and mix evenly to obtain the waterproof sealing paste.
  • the temperature of the mixing process is controlled to be 10-50°C.
  • the emulsified asphalt is prepared through the following steps:
  • step (3) controlling the temperature of the soap solution to be 30 to 80°C, controlling the temperature of the asphalt treated in step (2) to be 100 to 150°C, then mixing and grinding the soap solution and the asphalt for 1 to 3 minutes, and
  • the discharge temperature of the emulsified asphalt is controlled to be 50-95° C., and the emulsified asphalt is obtained by cooling naturally.
  • the third aspect of the present invention is to provide an application of the waterproof sealant in building waterproof caulking.
  • the present invention has the following advantages compared with the prior art:
  • the present invention makes the waterproof sealing paste environmentally friendly, high solid content, excellent water resistance, excellent storage stability, fast drying speed, excellent construction performance, simple construction process, Adapt to the diversity and complexity of materials at the joints of building components, and ensure that the product can effectively and permanently seal and waterproof the various materials at the joints of building components.
  • the invention provides a waterproof sealing paste, which includes emulsified asphalt, anionic polymer latex, super water-resistant additives, hydrophobic fillers and auxiliary agents; wherein, the added amount of the emulsified asphalt is 15% of the total mass of the waterproof sealing paste ⁇ 35%; the addition of the anionic polymer latex is 20% to 45% of the total mass of the waterproof sealant; the addition of the super water-resistant additive is 1% to 10% of the total mass of the waterproof sealant ; The added amount of the hydrophobic filler is 20-45% of the total mass of the waterproof sealing paste; wherein, the super water-resistant additive is an anionic polymer emulsion.
  • the waterproof sealing paste of the present application is a water-based product, which uses water as a solvent, and is a one-component formula, does not volatilize harmful substances, and is more friendly to the environment and construction personnel. Moreover, the solid content of the waterproof sealing paste can reach 70% or more, such as 70%-80%, and the waterproof sealing paste still has excellent storage stability under high solid content. Because the solid content of the waterproof sealing paste is high, the drying speed is fast, and the waterproof sealing paste can be constructed at normal temperature, thereby saving construction cost. In addition, the waterproof sealant can adapt to the diversity and complexity of materials at the joints of building components, and ensure that the product can effectively and permanently seal and waterproof all kinds of materials at the joints of building components.
  • the super water-resistant additive is preferably made of a polymer with excellent high temperature performance and water resistance, properties close to wax, and a contact angle with water greater than 135°.
  • the super water-resistant additive can be polymerized with asphalt, anion The phenomenon that the molecular chains cross each other through physical blending, etc., makes the waterproof sealant more stable, so that the solid content of the waterproof sealant can be increased as much as possible under the condition of ensuring storage stability; on the other hand, in During the drying process of the waterproof sealant, the resin component in the super water-resistant additive will partially migrate to the surface of the coating, so that the surface of the coating will show a certain lotus leaf effect, so that the coating will be protected from water intrusion, and the waterproof seal will be further improved.
  • the super water-resistant additive is one selected from anionic polyethylene wax emulsion, anionic oxidized polyethylene wax emulsion, anionic polypropylene wax emulsion, anionic oxidized polypropylene wax emulsion or anionic polytetrafluoroethylene emulsion. species or any two or more.
  • the added amount of the super water-resistant additive is 3% to 8% of the total mass of the waterproof sealant, such as 3.5%, 4%, 4.5%, 5%, 5.5%, 6%, 6.5%, 7% , 7.5%. If the added amount of the super water-resistant additive is too low, the water resistance of the waterproof sealing paste will be insufficient; if the added amount is too high, the bonding performance and low-temperature performance of the waterproof sealing paste and the base material will be affected.
  • the anionic polymer latex is preferably flexible, has good low-temperature performance and rebound performance, excellent water resistance, and a polymer whose properties are closer to rubber.
  • the anionic polymer latex is one or any of anionic neoprene latex, anionic styrene-butadiene latex, hydrophobically modified anionic acrylic latex or hydrophobically modified anionic styrene-acrylic latex Two or more.
  • the amount of the anionic polymer latex added is 30% to 40% of the total mass of the waterproof sealant, such as 31%, 32%, 33%, 34%, 35%, 36%, 37%, 38% %, 39%. If the amount of anionic polymer latex is too low, the low-temperature performance of the waterproof sealant at -10°C is difficult to meet the standard, and the bonding performance with various substrates is also insufficient; if the amount added is too high, it will significantly increase the product’s cost.
  • the hydrophobic filler is one or any two selected from hydrophobically modified nano-calcium carbonate, hydrophobically modified nano-talc powder, hydrophobically modified nano-silica, or subnano polytetrafluoroethylene particles. and above.
  • the preferred hydrophobic filler helps to improve the water resistance and storage stability of the waterproof sealant.
  • the added amount of the hydrophobic filler is 30-40% of the total mass of the waterproof sealing paste, such as 31%, 32%, 33%, 34%, 35%, 36%, 37%, 38%, 39% %. If the amount of hydrophobic filler is too low, the solid content of the waterproof sealant will be low, resulting in prolonged construction time; if the amount of hydrophobic filler is too high, the storage stability of the waterproof sealant will be poor, and various performances of the product will be significantly reduced.
  • the emulsified asphalt is self-configured slow-cracking and slow-setting anionic emulsified asphalt.
  • the emulsified asphalt includes asphalt, water, slow-cracking and slow-setting anionic emulsifier, non-ionic emulsifier and stabilizing agent.
  • the mass ratio of the bitumen to the water is 15-20:8-15, more preferably 15-20:8-10.
  • the asphalt can be selected according to the specific needs, the convenience of obtaining materials, and the composition of the asphalt.
  • the asphalt is one or any two or more selected from 30# asphalt, 50# asphalt, 70# asphalt, 90# asphalt or 110# asphalt.
  • the water is one or any two or more selected from distilled water, deionized water, tap water, industrial water or river water.
  • the anionic emulsifier is a slow-cracking and slow-setting anionic emulsifier with excellent stability and water resistance to metal ions such as Ca 2+ and Mg 2+ .
  • the anionic emulsifier is one or any two or more selected from alkylbenzenesulfonate emulsifiers, alkylsulfonate emulsifiers or lignosulfonate emulsifiers.
  • the nonionic emulsifier is one or any two selected from long-chain fatty alcohol polyoxyethylene ether, alkylphenol polyoxyethylene ether, fatty acid polyoxyethylene ester or polyether emulsifier and above.
  • the stabilizer is one or any two or more selected from sodium carboxymethylcellulose, hydroxyethylcellulose, hydroxypropylmethylcellulose or polyvinyl alcohol.
  • the auxiliary agent includes one or any two or more of defoamers, preservatives, and hydrophobically modified thickeners.
  • the mass ratio of the defoamer, the preservative, and the hydrophobically modified thickener is 0.1-0.3:0.1-0.3:0.1-2.5.
  • the defoamer is one or any two selected from mineral oil defoamers, silicone defoamers, polyether defoamers or polysiloxane defoamers and above.
  • mineral oil defoamers silicone defoamers, polyether defoamers or polysiloxane defoamers and above.
  • the preservative is selected from one or any two of isothiazolinone preservatives, formaldehyde-releasing preservatives, benzisothiazoline preservatives or s-triazine preservatives and above.
  • the preferred type of preservative is better coordinated with other components in the formula to make the preservative effect better.
  • the hydrophobically modified thickener is selected from a hydrophobically modified alkali-swellable thickener, a hydrophobically modified alkali-swellable associative thickener or a hydrophobically modified polyurethane thickener species or any two or more.
  • the preferred hydrophobically modified thickener adjusts the viscosity and water resistance of the waterproof sealant, and is low in cost.
  • the preparation method of waterproof sealing paste of the present invention comprises the following steps:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and add super water-resistant additives, mix well; then add defoamer and preservative to it, mix well; then slowly Add a hydrophobic modified thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • the pH value of the soap solution is preferably adjusted with an aqueous NaOH solution with a mass concentration percentage of 8-12%.
  • the temperature of the soap liquid is 30-80° C. before being mixed and ground by the colloid mill by heating, and the temperature of the modified asphalt is 100-150° C. before being mixed and ground by the colloid mill ;
  • the discharge temperature of the emulsified asphalt is controlled to be 50-95°C.
  • step 4) and step 5 the temperature of the mixing process is respectively controlled between 10-50°C.
  • the preferred temperature parameters make the performance of the waterproof sealing paste more excellent.
  • the preparation procedure of the waterproof sealing paste of the present invention is simple and convenient, and takes less time. Among them, the optimized process parameters ensure the full interaction of the various components of the waterproof coating and ensure the excellent performance of the waterproof sealing paste.
  • the waterproof sealing paste of the present invention has the following advantages:
  • the high water resistance and environmental protection waterproof sealing paste of the present application is a new type of water-based environmental protection building waterproof sealing product, which can be applied by scraping at room temperature, has excellent anti-sag performance and storage stability, and has excellent adhesion to different substrates. knot performance, fast drying performance and excellent water resistance;
  • the high water resistance and environmental protection waterproof sealing paste has high solid content, fast water volatilization speed, and short drying time. It has excellent bonding performance with asphalt-based waterproof membranes and various substrates such as cement, aluminum plates, and plastics, and is especially suitable for construction. Waterproof caulking construction; and the construction process is simple, environmentally friendly, non-toxic and non-polluting, it is a "seven-point product, three-point construction" product;
  • the highly water-resistant and environmentally friendly waterproof sealing paste uses water as a solvent and does not contain harmful organic volatile solvents such as benzene, toluene, and xylene.
  • the product is green, environmentally friendly, and pollution-free, and has no health hazards to construction workers.
  • the raw materials in the following examples can be obtained commercially, and the solid content of latex, emulsion and other raw materials can be selected according to the needs, as long as the solid content of the waterproof sealant can reach 70% or more.
  • a highly water-resistant and environmentally friendly waterproof sealing paste in this example is mainly prepared from the following components according to the following weight and part ratios:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix uniformly; then add mineral oil defoamer and isothiazolinone preservative to it, and mix uniformly; Then slowly add polyacrylic acid thickener and mix evenly to obtain waterproof sealing paste.
  • step 3 the temperature of the soap liquid before being mixed and ground by the colloid mill is 60° C. by heating, and the temperature of the modified asphalt is 120° C. before being mixed and ground by the colloid mill;
  • the discharge temperature of the emulsified asphalt is controlled to be 80° C.; the temperature of the mixing process is respectively controlled between 30° C. in step 4) and step 5).
  • a highly water-resistant and environmentally friendly waterproof sealing paste according to the present invention is mainly prepared from the following components according to the following weight and part ratios:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix uniformly; then add mineral oil defoamer and isothiazolinone preservative to it, and mix uniformly; Then slowly add the hydrophobically modified alkali-swellable thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • step 3 the temperature of the soap liquid before being mixed and ground by the colloid mill is 60° C. by heating, and the temperature of the modified asphalt is 120° C. before being mixed and ground by the colloid mill;
  • the discharge temperature of the emulsified asphalt is controlled to be 80° C.; the temperature of the mixing process is respectively controlled between 30° C. in step 4) and step 5).
  • a highly water-resistant and environmentally friendly waterproof sealing paste according to the present invention is mainly prepared from the following components according to the following weight and part ratios:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix evenly; then add a silicone defoamer and a formaldehyde-releasing preservative to it, mix evenly; then slowly Add hydrophobically modified alkali-swellable associative thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • step 3 the temperature of the soap liquid before passing through the colloid mill for mixing and grinding is 30°C by heating, and the temperature of the modified asphalt before passing through the colloid mill for mixing and grinding is 150°C; during the mixing and grinding process of the colloid mill
  • the discharge temperature of the emulsified asphalt is controlled to be 50° C.; the temperature of the mixing process is respectively controlled between 50° C. in step 4) and step 5).
  • a highly water-resistant and environmentally friendly waterproof sealing paste according to the present invention is mainly prepared from the following components according to the following weight and part ratios:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix evenly; then add polyether defoamer and benzisothiazoline preservative to it, and mix evenly ; Slowly add the hydrophobically modified polyurethane thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • step 3 the temperature of the soap liquid before being mixed and ground by the colloid mill is 80° C. by heating, and the temperature of the modified asphalt is 100° C. before being mixed and ground by the colloid mill;
  • the discharge temperature of the emulsified asphalt is controlled to be 95° C.; the temperature of the mixing process is controlled between 10° C. in step 4) and step 5).
  • a high water resistance and environmental protection waterproof sealing paste according to the present invention is mainly prepared from the following components according to the following ratios by weight and number:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix uniformly; then add polysiloxane defoamer and s-triazine preservative to it, and mix uniformly ; Then slowly add hydrophobically modified alkali-swellable thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • step 3 the temperature of the soap liquid before being mixed and ground by the colloid mill is 80° C. by heating, and the temperature of the modified asphalt is 100° C. before being mixed and ground by the colloid mill;
  • the discharge temperature of the emulsified asphalt is controlled to be 50° C.; the temperature of the mixing process is respectively controlled between 50° C. in step 4) and step 5).
  • a high water resistance and environmental protection waterproof sealing paste according to the present invention is mainly prepared from the following components according to the following ratios by weight and number:
  • the preparation method of the highly water-resistant environmental protection waterproof sealant comprises the following steps carried out in sequence:
  • step 1) The soap solution obtained in step 1) is mixed with the asphalt obtained in step 2) for 1 min through a colloid mill, and the temperature is naturally cooled to room temperature to obtain emulsified asphalt;
  • step 5 Slowly add the emulsified asphalt prepared in step 3) to the modified anionic polymer latex prepared in step 4), and mix evenly; then add a silicone defoamer and an isothiazolinone preservative to it, and mix evenly; Then slowly add the hydrophobically modified alkali-swellable associative thickener and mix evenly to obtain a highly water-resistant and environmentally friendly waterproof sealant.
  • step 3 the temperature of the soap liquid before passing through the colloid mill for mixing and grinding is 30°C by heating, and the temperature of the modified asphalt before passing through the colloid mill for mixing and grinding is 150°C; during the mixing and grinding process of the colloid mill
  • the discharge temperature of the emulsified asphalt is controlled to be 50° C.; the temperature of the mixing process is respectively controlled between 50° C. in step 4) and step 5).

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Sealing Material Composition (AREA)

Abstract

La présente invention concerne un produit d'étanchéité étanche à l'eau, un procédé de préparation associé et une application associée. Le produit d'étanchéité étanche à l'eau comprend de l'asphalte émulsifié, un latex polymère anionique, un additif super-résistant à l'eau, une charge hydrophobe et un agent auxiliaire. Si la masse totale du produit d'étanchéité étanche à l'eau est de 100 %, la quantité ajoutée de l'asphalte émulsifié est de 15 à 35 %, la quantité ajoutée du latex polymère anionique est de 20 à 45 %, la quantité ajoutée de l'additif super-résistant à l'eau est de 1 à 10 % et la quantité ajoutée de la charge hydrophobe est de 20 à 45 %. L'additif super-résistant à l'eau est une émulsion d'un polymère anionique. Grâce à l'effet synergique des composants et des proportions du produit d'étanchéité étanche à l'eau de la présente invention, le produit d'étanchéité étanche à l'eau présente les avantages d'un respect de l'environnement et d'une absence de nocivité, d'un taux d'extrait sec élevé, d'une excellente résistance à l'eau, d'une excellente stabilité au stockage, d'une grande vitesse de séchage, d'excellentes performances en construction et d'un processus de construction simple, en s'adaptant à la diversité et à la complexité des matériaux au niveau des joints des composants utilisés dans le bâtiment, tout en garantissant que le produit peut réaliser une étanchéité et une étanchéité à l'eau efficaces et à long terme de différents matériaux au niveau des joints des composants utilisés dans le bâtiment.
PCT/CN2022/108521 2021-09-26 2022-07-28 Produit d'étanchéité étanche à l'eau, respectueux de l'environnement très résistant à l'eau, procédé de préparation associé et application associée WO2023045553A1 (fr)

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Families Citing this family (5)

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Publication number Priority date Publication date Assignee Title
CN113717657B (zh) * 2021-09-26 2023-11-28 江苏凯伦建材股份有限公司 一种高耐水环保防水密封膏及其制备方法和应用
CN114133795A (zh) * 2021-12-13 2022-03-04 胜利油田大明新型建筑防水材料有限责任公司 一种水乳型改性沥青防水密封材料及制备方法
CN115386238A (zh) * 2022-10-14 2022-11-25 山东海韵沥青有限公司 一种阴离子型乳化沥青及其制备方法
CN115558309A (zh) * 2022-12-06 2023-01-03 四川金兴邑都建筑材料有限公司 耐水性优异的背水面沥青防水密封膏加工方法
CN116333680A (zh) * 2023-05-31 2023-06-27 四川金兴邑都建筑材料有限公司 水性环保型蠕变嵌缝密封膏的制备方法

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364894A (en) * 1993-03-31 1994-11-15 Tremco, Inc. Emulsification of asphalt and modified asphalt with primary emulsifier polymers comprised of acrylic acid type monomers
JPH10292570A (ja) * 1997-04-11 1998-11-04 Tajima Roofing Co Ltd 防水シート用シール材およびそれを用いた防水工法
CN102206350A (zh) * 2011-03-29 2011-10-05 湖南科技大学 一种以单一乳化剂制备离子型氧化聚乙烯蜡乳液的方法
CN107236457A (zh) * 2017-07-21 2017-10-10 张娟 一种高强度抗磨橡胶沥青防水涂料的制备方法
CN107502190A (zh) * 2017-09-22 2017-12-22 太原理工大学 一种疏水型乳化沥青防水涂料及其制备方法
CN107760201A (zh) * 2017-11-07 2018-03-06 黄健俊 一种橡胶沥青防水涂料的制备方法
CN109762467A (zh) * 2018-12-25 2019-05-17 广西青龙化学建材有限公司 石墨烯改性粘弹防水胶及其制备方法
WO2020223871A1 (fr) * 2019-05-06 2020-11-12 Jiangsu Sinoroad Transportation Science And Technology Co., Ltd. Émulsions d'asphalte anionique de couche d'accrochage sans voie modifié par polymère et leur procédé de préparation
CN113717657A (zh) * 2021-09-26 2021-11-30 江苏凯伦建材股份有限公司 一种高耐水环保防水密封膏及其制备方法和应用

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102720093B (zh) * 2012-06-21 2014-09-03 李正友 一种氧化聚乙烯蜡乳液抗水剂及其制备方法
CN106398536B (zh) * 2016-09-18 2019-04-12 科顺防水科技股份有限公司 一种阴离子型水性非固化橡胶沥青防水涂料及其制备方法
CN108949027A (zh) * 2018-05-30 2018-12-07 湖北宇虹防水科技有限公司 环保型水性非固化改性沥青防水自粘卷材及其制备方法
CN108676526A (zh) * 2018-06-13 2018-10-19 合肥广民建材有限公司 一种耐水性提升的白乳胶
CN110616042A (zh) * 2019-10-11 2019-12-27 广州市台实防水补强有限公司 一种双组分水性非固化橡胶沥青防水涂料及其制备方法
CN111454663B (zh) * 2020-04-28 2021-11-09 广西禹杰防水防腐材料有限公司 一种非固化橡胶沥青防水涂料及其制备方法
CN111808529A (zh) * 2020-07-16 2020-10-23 上海三棵树防水技术有限公司 水性基层处理剂及其制备方法
CN111793436A (zh) * 2020-07-20 2020-10-20 上海三棵树防水技术有限公司 单组分沥青基水性非固化橡胶沥青防水涂料及其制备方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5364894A (en) * 1993-03-31 1994-11-15 Tremco, Inc. Emulsification of asphalt and modified asphalt with primary emulsifier polymers comprised of acrylic acid type monomers
JPH10292570A (ja) * 1997-04-11 1998-11-04 Tajima Roofing Co Ltd 防水シート用シール材およびそれを用いた防水工法
CN102206350A (zh) * 2011-03-29 2011-10-05 湖南科技大学 一种以单一乳化剂制备离子型氧化聚乙烯蜡乳液的方法
CN107236457A (zh) * 2017-07-21 2017-10-10 张娟 一种高强度抗磨橡胶沥青防水涂料的制备方法
CN107502190A (zh) * 2017-09-22 2017-12-22 太原理工大学 一种疏水型乳化沥青防水涂料及其制备方法
CN107760201A (zh) * 2017-11-07 2018-03-06 黄健俊 一种橡胶沥青防水涂料的制备方法
CN109762467A (zh) * 2018-12-25 2019-05-17 广西青龙化学建材有限公司 石墨烯改性粘弹防水胶及其制备方法
WO2020223871A1 (fr) * 2019-05-06 2020-11-12 Jiangsu Sinoroad Transportation Science And Technology Co., Ltd. Émulsions d'asphalte anionique de couche d'accrochage sans voie modifié par polymère et leur procédé de préparation
CN113717657A (zh) * 2021-09-26 2021-11-30 江苏凯伦建材股份有限公司 一种高耐水环保防水密封膏及其制备方法和应用

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MA JUN |, ZHANG HAO GUANGZHOU DAYU: "Preparation and Application of Polymer Modified Emulsified Asphalt Waterproof Sealant", GUANGDONG BUILDING MATERIALS, vol. 31, no. 10, 15 October 2015 (2015-10-15), pages 1 - 2, XP093053853, ISSN: 1009-4806 *

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