WO2018201932A1 - Matériau de revêtement et matériau imperméable à l'eau - Google Patents

Matériau de revêtement et matériau imperméable à l'eau Download PDF

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WO2018201932A1
WO2018201932A1 PCT/CN2018/084240 CN2018084240W WO2018201932A1 WO 2018201932 A1 WO2018201932 A1 WO 2018201932A1 CN 2018084240 W CN2018084240 W CN 2018084240W WO 2018201932 A1 WO2018201932 A1 WO 2018201932A1
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Prior art keywords
coating
parts
emulsion
agent
waterproof
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PCT/CN2018/084240
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English (en)
Chinese (zh)
Inventor
徐恩顺
熊玉钦
段文锋
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北京东方雨虹防水技术股份有限公司
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Publication of WO2018201932A1 publication Critical patent/WO2018201932A1/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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/043—Improving the adhesiveness of the coatings per se, e.g. forming primers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/046—Forming abrasion-resistant coatings; Forming surface-hardening coatings
    • 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
    • C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
    • C09D125/02—Homopolymers or copolymers of hydrocarbons
    • C09D125/04—Homopolymers or copolymers of styrene
    • C09D125/08—Copolymers of styrene
    • C09D125/14—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
    • 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
    • C09D131/00—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 an acyloxy radical of a saturated carboxylic acid, of carbonic acid, or of a haloformic acid; Coating compositions based on derivatives of such polymers
    • C09D131/02—Homopolymers or copolymers of esters of monocarboxylic acids
    • C09D131/04—Homopolymers or copolymers of vinyl acetate
    • 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
    • C09D143/00—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 containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
    • C09D143/04—Homopolymers or copolymers of monomers containing silicon
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/16—Ethene-propene or ethene-propene-diene copolymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of 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 a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of 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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2425/00—Characterised by the use of 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; Derivatives of such polymers
    • C08J2425/02—Homopolymers or copolymers of hydrocarbons
    • C08J2425/04—Homopolymers or copolymers of styrene
    • C08J2425/14—Homopolymers or copolymers of styrene with unsaturated esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2431/00—Characterised by the use of 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 acyloxy radical of a saturated carboxylic acid, or carbonic acid, or of a haloformic acid
    • C08J2431/02—Characterised by the use of omopolymers or copolymers of esters of monocarboxylic acids
    • C08J2431/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2443/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium or a metal; Derivatives of such polymers
    • C08J2443/04—Homopolymers or copolymers of monomers containing silicon
    • 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
    • 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
    • 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
    • C08K3/34—Silicon-containing compounds

Definitions

  • the present invention relates to the field of building materials, and in particular to a coating material and a waterproof material comprising a protective coating made of the coating material.
  • pre-laying anti-adhesive waterproof material When pre-laying anti-adhesive waterproof material, it is generally constructed by air-laid method.
  • the waterproof material is laid in the waterproof part in advance, then the steel bar is tied and the concrete is poured. After the concrete is hydrated, the protective layer is combined with the waterproof layer and the adhesive layer.
  • the poured concrete forms a permanent bonding layer that achieves skin-type waterproofing.
  • the bonding strength between the current waterproof material and the post-cast concrete is not ideal.
  • a coating material and a waterproof material comprising a protective coating formed of the coating material.
  • the protective coating has a high bonding strength with the post-cast concrete.
  • a coating wherein the coating comprises the following parts by mass:
  • the accelerator comprises a mixture of any one or any of an aluminate, a metaaluminate, a silicate, the acrylate emulsion being an anionic emulsion having a pH greater than 7.
  • the accelerator is contained in the coating in an amount of from 1 to 5 parts by mass.
  • the coating further comprises the following parts by mass:
  • Dispersing agent 0.1 to 5 parts
  • Wetting agent 0.1 to 5 parts
  • Leveling agent 0.1 to 5 parts
  • Thickener 0.1 to 5 parts
  • the dispersing agent comprises sodium polyacrylate and/or ammonium polyacrylate.
  • the wetting agent comprises any one of alkylphenol ethoxylates, alkyl sulfates, sulfonates or a mixture of any of them.
  • the antifoaming agent includes any one of a mineral oil type antifoaming agent, a silicone type antifoaming agent, and a paraffin type defoaming agent, or a mixture of any of them.
  • the leveling agent comprises one or a mixture of any of a pure acrylic leveling agent, a modified acrylic leveling agent, a silicone leveling agent.
  • the thickening agent comprises any one of bentonite, cellulose ether, polyacrylamide or a mixture of any of them.
  • the coating further comprises 0.1 to 1 part by mass of an ultraviolet absorber.
  • the ultraviolet absorber comprises a salicylate ultraviolet absorber, a benzophenone ultraviolet absorber, a benzotriazole ultraviolet absorber, a substituted acrylonitrile ultraviolet absorber, a triazine ultraviolet absorber, and a hindered agent. Any one or a mixture of any of the amine ultraviolet absorbers.
  • the acrylate emulsion comprises any one or a mixture of any of a acetoacetate emulsion, a styrene-acrylic emulsion, a pure acrylic emulsion, a silicone-acrylic emulsion, and a carbonate emulsion.
  • the coating further comprises 0.1 to 0.5 parts by mass of a preservative.
  • a waterproof material comprises a waterproof main body layer, an adhesive layer, and a protective coating layer which are sequentially laminated, and the protective coating layer is cured by the above-described paint provided by the present invention.
  • the adhesive layer bonds the protective coating to the waterproof body layer.
  • the material from which the waterproof body layer is made includes any one of HDPE, EVA, PVC, and EPDM.
  • the accelerator is a crystal concentrated on the surface of the protective coating.
  • the quick-setting agent on the surface of the protective coating dissolves and reacts with the gypsum in the concrete to prevent the formation of ettringite on the surface of the cement particles, thereby promoting the hydration of the cement, thereby making the concrete Rapid hydration and hardening achieve the purpose of rapid bonding of the waterproof material and the post-cast concrete, thereby improving the bonding strength between the waterproof material and the post-cast concrete, and enhancing the waterproof effect.
  • Fig. 1 is a schematic view showing the structure of the waterproof material.
  • a coating characterized in that the coating comprises the following parts by mass:
  • the accelerator is selected from any one or a mixture of an aluminate, a metaaluminate, a silicate, and the acrylate emulsion is an anionic emulsion having a pH greater than 7.
  • the accelerator may be a silicate and/or a metaaluminate.
  • a accelerator an emulsion that has good compatibility with the acrylate emulsion should be selected.
  • the acrylate emulsion and the filler are the main body, and after the acrylate emulsion is cured, the coating can be formed into a continuous film. Acrylate emulsions can be counter-bonded to concrete.
  • the film formed by the coating is used as a protective coating for the waterproof material.
  • the waterproof material includes a waterproof body layer 10, an adhesive layer 20, and a protective coating 30.
  • the coating is applied to the adhesive layer 20 and then cured to obtain the protective coating 30.
  • the accelerator is a crystal concentrated on the surface of the protective coating 30.
  • the quick-setting agent on the surface of the protective coating 30 dissolves and reacts with the gypsum in the concrete to prevent the formation of ettringite on the surface of the cement particles, thereby promoting cement hydration, thereby
  • the tricalcium silicate and the tricalcium aluminate in the concrete are rapidly hydrated and hardened to achieve the purpose of fast bonding of the waterproof material and the post-cast concrete, thereby improving the bonding strength between the waterproof material and the post-cast concrete, and enhancing Waterproof effect.
  • the acrylate emulsion selected in the coating is an anionic emulsion having a pH greater than 7, the hydrogen ion content of the coating is small and does not cause the accelerator to react with hydrogen ions to form a precipitate. Therefore, the emulsion emulsion does not cause demulsification during the mixing with the quick-setting admixture, and a stable suspension can be obtained, thereby ensuring that the quick-setting agent can be concentrated after the coating is dried and formed into a film. In the vicinity of the upper surface of the membrane, the content of the quick-setting agent in the vicinity of the upper surface can be ensured for the purpose of rapid gelation of the hydrogel.
  • the specific composition of the filler is not particularly limited, and for example, the filler may be selected from any one or a mixture of any of calcium carbonate, light calcium carbonate, titanium white powder, kaolin, and wollastonite.
  • the fillers are all commercially available and will not be described again.
  • the specific component of the aluminate accelerator may be sodium aluminate
  • the specific component of the metaaluminate may be sodium metaaluminate
  • the specific component of the silicate may be sodium silicate.
  • the coating does not add components such as fine sand, gravel, etc., the filler and the accelerator are well bonded by the acrylate emulsion, and when the coating is cured to form a protective film layer, a continuous coating is formed, and There is no granule which is easy to fall off, and therefore, the protective film layer formed by the coating is stable in nature and convenient for transportation. Since there is no problem of particle shedding, when the concrete is poured, the construction is convenient, and the property of the protective film layer formed by the coating does not change, and can be firmly combined with the post-cast concrete, thereby improving the The strength of the bond.
  • the total mass part of the coating is 100 parts regardless of whether the coating includes other components.
  • the mass fraction of the acrylate emulsion By setting the mass fraction of the acrylate emulsion between 10 and 50 parts, it is possible to obtain both a continuous film and a bond with concrete without cracking of the film layer.
  • the mass fraction of the accelerator By setting the mass fraction of the accelerator to between 1 and 30 parts, it is possible to control both the total cost of the coating and the material-stable coating. Setting the filler between 20 and 70 parts allows the coating to have a higher viscosity.
  • the coating has a solids content of between 50% and 80%.
  • the coating further comprises the following parts by mass:
  • Dispersing agent 0.1 to 5 parts
  • Wetting agent 0.1 to 5 parts
  • Leveling agent 0.1 to 5 parts
  • Thickener 0.1 to 5 parts
  • the main role of water is dispersion. Since high-speed stirring is required after the components are mixed together in the preparation of the coating. The emulsification of the acrylate emulsion can be prevented by adding water.
  • the water may be any one of deionized water, purified water, distilled water, and low-hardness tap water.
  • Dispersants, wetting agents, defoamers, leveling agents, thickeners should have good compatibility with the acrylate emulsion.
  • the dispersing agent may be selected from sodium polyacrylate and/or ammonium polyacrylate.
  • the dispersing agent can be any one of DP270, DA40, and 5040, or a mixture of any of them.
  • the wetting agent may be selected from any one or a mixture of alkylphenol ethoxylates, alkyl sulfates, sulfonates.
  • the above wetting agent can surface modify the filler to obtain a more stable and more dispersed suspension.
  • the antifoaming agent may be selected from any one of mineral oil, silicone, and paraffin, or a mixture of any of them.
  • the antifoaming agent may be any one or any of 7010, NXZ, and F-111.
  • the leveling agent can effectively reduce the surface tension of the coating, and promote the formation of a smooth, smooth and uniform film during the drying process.
  • the leveling agent is selected from any one or any of a pure acrylic leveling agent, a modified acrylic leveling agent, and a silicone leveling agent.
  • the leveling agent may be any one of ASE-60, Polyflow S, No. 90, and KL-700.
  • the thickener is a rheological additive that not only thickens the coating, prevents sagging during construction, but also imparts excellent mechanical properties and storage stability to the coating.
  • the thickener may be selected from any one of bentonite, cellulose ether, polyacrylamide or a mixture of any of them.
  • the coating further includes 0.1 to 1 part by mass of the ultraviolet absorbent.
  • the coating is applied over the adhesive layer disposed on the waterproof body layer to form a protective coating.
  • the ultraviolet absorber in the protective coating can absorb ultraviolet light irradiated on the surface of the protective coating to prevent ultraviolet rays from being irradiated to the adhesive layer, thereby preventing the protective coating from falling off from the waterproof body.
  • the acrylate emulsion should be an alkaline emulsion containing an anion.
  • the anion in the acrylate emulsion may include a carboxylate, a sulfonate, a sulfate salt, and Phosphate salt.
  • the concentration of the anion in the acrylic emulsion may be from 0.1 part by mass to 1.0 part by mass.
  • the acrylate emulsion comprises any one or a mixture of any one of a acetoacetate emulsion, a styrene-acrylic emulsion, a pure acrylic emulsion, a silicone-acrylic emulsion, and a carbonate emulsion.
  • the coating may further comprise 0.1 to 5.0 parts by mass of a preservative.
  • the preservative may be selected from any one of Sol RS, Sol MV, and Lonza Proxel CMC.
  • the preparation method of the coating is described below, and the preparation method comprises the following steps:
  • step S100 weigh the required mass of water into the dispersion tank
  • step S200 the dispersing agent, the wetting agent and the antifoaming agent are weighed, added to the dispersing tank, stirred at 100 rpm for 2 to 3 minutes, and stirred uniformly; then the stirring speed is increased to 200 rpm, slowly and evenly. Add the weighed filler, add in 10 ⁇ 15 minutes, stir evenly until the fineness is less than 50 ⁇ m;
  • step S300 the acrylate emulsion is weighed, slowly and evenly added to the dispersion tank, and the mixture is added in 5-8 minutes, dispersed at 200 rpm for 4 to 5 minutes, and stirred uniformly; then the leveling agent and thickener are weighed. , accelerator, UV absorber, preservative, added to the dispersion tank, dispersed at 200 rev / min for 4 to 5 minutes, stirring evenly.
  • the product which is uniformly stirred in step S300 is the coating material, and the filling can be performed by weighing.
  • the waterproof material comprises a waterproof main body layer 10, an adhesive layer 20, and a protective coating 30 which are sequentially laminated, the protective coating 30 is made of the above coating provided by the present invention, and the adhesive layer 20 bonds the protective coating 30 to the waterproof body layer 10.
  • the waterproof material is laid at a position where waterproofing is required, and the protective coating 30 is disposed outward. Concrete is then poured onto the protective coating 30.
  • the concrete contains a large amount of water, dissolves the quick-setting agent on the surface of the protective coating 30, dissolves the quick-setting agent and reacts with the gypsum in the concrete, prevents the formation of ettringite on the surface of the cement particles, and promotes hydration of the cement, thereby
  • the concrete is quickly hydrated and hardened to achieve the purpose of quickly bonding the waterproof material to the post-cast concrete.
  • the adhesive layer 20 may be an adhesive layer formed of a hot melt adhesive.
  • a hot melt adhesive is first applied to the surface of the waterproof body layer 10 to form the adhesive layer 20, and then The coating is applied to the adhesive layer 20. After the coating is cured, a protective coating 30 is formed which, as described above, has crystals of a quick setting agent on the surface of the protective coating 30.
  • the specific material of the waterproof body layer is not particularly limited.
  • the material for forming the waterproof body layer includes any one of HDPE, EVA, PVC, and EPDM.
  • the waterproof material may be wound on a rotating shaft and sold and transported in the form of a coil.
  • the waterproof material When the waterproof material is used, the waterproof material may be laid in a portion where it is required to be waterproofed by means of pre-laying or wet-laying.
  • the waterproof material Since the cross section of the waterproof material and the post-cast concrete can be quickly dried, the waterproof material has good bonding strength with the portion formed by the post-cast concrete, and the waterproof material is not easily formed with the post-cast concrete. Partial separation allows for improved water resistance and structural stability of the building.
  • the adhesive layer may be a layer made of a hot melt pressure sensitive adhesive.
  • the preparation method of the waterproof material may include:
  • step S110 the hot-melt adhesive in a molten state is applied onto the waterproof main body layer to obtain an adhesive layer, and at this time, the temperature of the hot melt adhesive is between 120 ° C and 150 ° C;
  • step S120 after the adhesive layer is cooled to between 70 ° C and 80 ° C, the coating is applied to the adhesive layer;
  • step S130 the coating layer is cured to obtain the protective coating, and finally the waterproof material is obtained.
  • the coating may be applied to the surface of the hot melt adhesive layer by brushing or spraying, and then dried in a hot air oven at about 90 °C.
  • the thickness of the adhesive layer, the thickness of the waterproof main layer, and the thickness of the protective coating all satisfy the requirements in GB/T 23457-2009 "Pre-Pipe/Wet-Pave Waterproof Coil”.
  • the coating was prepared as follows:
  • step S100 weigh the required mass parts of deionized water into the dispersion tank
  • step S200 the desired mass parts of the dispersant, the wetting agent and the antifoaming agent are respectively weighed, added to the dispersion tank, stirred at 100 rpm for 2 to 3 minutes, and stirred uniformly; then the stirring speed is increased to 200 rpm. /min, slowly and evenly added the weighed filler, added within 10 to 15 minutes, stir evenly to a fineness of less than 50 ⁇ m;
  • step S300 the acrylate emulsion is weighed, slowly and evenly added to the dispersion tank, and the mixture is added in 5-8 minutes, dispersed at 200 rpm for 4 to 5 minutes, and stirred uniformly; then the leveling agent and thickener are weighed. , a quick-setting admixture, an ultraviolet absorber, a preservative, added to the dispersion cylinder, dispersed at a speed of 200 rpm for 4 to 5 minutes, and stirred uniformly to obtain the coating.
  • the coating is prepared according to the above preparation method, and the specific categories and specific weights of the respective components in the coating are as shown in Table 1:
  • Component name Specific category weight water Deionized water 250g Acrylate emulsion Rohm and Haas AC-261P 350g filler Heavy calcium Jiangxi Guangyuan CC1000 300g Ultraviolet absorber Ciba UV absorber 326 10g Sodium aluminate Zibo Yangman Chemical 50g Dispersant DP270 10g moisturizer CF10 5g Defoamer NXZ 5g Leveling agent ASE-60 5g Thickener RM-8W 10g preservative MV 5g
  • the coating is prepared according to the above preparation method, and the specific categories and specific weights of the respective components in the coating are as shown in Table 2:
  • the coating is prepared according to the above preparation method, and the specific categories and specific weights of the respective components in the coating are as shown in Table 3:
  • the coating materials of Comparative Examples 1 to 3 were prepared in the same manner as in the examples.
  • the coating material in Comparative Example 1 was different from the coating material in Example 1 in that the coating material in Comparative Example 1 was not added with a accelerator.
  • the coating material of Comparative Example 2 was different from the coating material of Example 2 in that the coating material in Comparative Example 2 was not added with a accelerator.
  • the coating material in Comparative Example 3 was different from the coating material in Example 3 in that the coating material in Comparative Example 3 was not added with a accelerator.
  • the waterproof material was prepared as follows:
  • step S110 the hot-melt adhesive in a molten state is applied onto the waterproof main body layer to obtain an adhesive layer, and at this time, the temperature of the hot melt adhesive is between 120 ° C and 150 ° C;
  • step S120 after the adhesive layer is cooled to between 70 ° C and 80 ° C, the coating is applied to the adhesive layer;
  • step S130 the coating layer is cured to obtain the protective coating, and finally the waterproof material is obtained.

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Paints Or Removers (AREA)

Abstract

La présente invention concerne un matériau de revêtement, comprenant les composants suivants en parties en masse : 10 à 50 parties d'une émulsion d'acrylate, 1 à 30 parties d'un accélérateur, et 20 à 70 parties d'une charge ; l'accélérateur comprend l'un quelconque ou un mélange de plusieurs éléments sélectionnés parmi l'aluminate, le méta-aluminate et un silicate ; l'émulsion d'acrylate est une émulsion anionique ayant un pH supérieur à 7. Un matériau imperméable à l'eau, le matériau imperméable à l'eau comprend une couche de corps principale étanche à l'eau (10), une couche adhésive (20) et une couche de revêtement de protection (30), qui sont stratifiées séquentiellement ; la couche de revêtement de protection (30) est formée au moyen du durcissement du matériau de revêtement.
PCT/CN2018/084240 2017-05-03 2018-04-24 Matériau de revêtement et matériau imperméable à l'eau WO2018201932A1 (fr)

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CN107141931A (zh) * 2017-05-03 2017-09-08 北京东方雨虹防水技术股份有限公司 涂料和防水材料
CN110698933A (zh) * 2018-07-10 2020-01-17 江西省广南实业有限公司 一种快速干固涂料
CN112382946A (zh) * 2020-11-04 2021-02-19 笑聪精密机械(苏州)有限公司 一种耐腐蚀抗干扰的电控柜及其生产方法

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US5496615A (en) * 1991-03-01 1996-03-05 W. R. Grace & Co.-Conn. Waterproofing membrane
CN1165415C (zh) * 2000-08-14 2004-09-08 格雷斯公司 可水化水泥组合物浇注用颗粒涂敷结合系统及制造方法
CN102196902A (zh) * 2008-10-23 2011-09-21 格雷斯公司 防水膜
US20120180933A1 (en) * 2009-09-30 2012-07-19 Wiercinski Robert A Waterproofing Membrane
US20130040104A1 (en) * 2010-04-28 2013-02-14 Robert A. Wiercinski Waterproofing Membrane
CN103119113A (zh) * 2010-04-28 2013-05-22 格雷斯公司 防水膜
CN104204378A (zh) * 2011-10-25 2014-12-10 格雷斯公司 防水膜
CN107141931A (zh) * 2017-05-03 2017-09-08 北京东方雨虹防水技术股份有限公司 涂料和防水材料

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5496615A (en) * 1991-03-01 1996-03-05 W. R. Grace & Co.-Conn. Waterproofing membrane
CN1165415C (zh) * 2000-08-14 2004-09-08 格雷斯公司 可水化水泥组合物浇注用颗粒涂敷结合系统及制造方法
CN102196902A (zh) * 2008-10-23 2011-09-21 格雷斯公司 防水膜
US20120180933A1 (en) * 2009-09-30 2012-07-19 Wiercinski Robert A Waterproofing Membrane
US20130040104A1 (en) * 2010-04-28 2013-02-14 Robert A. Wiercinski Waterproofing Membrane
CN103119113A (zh) * 2010-04-28 2013-05-22 格雷斯公司 防水膜
CN104204378A (zh) * 2011-10-25 2014-12-10 格雷斯公司 防水膜
CN107141931A (zh) * 2017-05-03 2017-09-08 北京东方雨虹防水技术股份有限公司 涂料和防水材料

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