CN107262346A - A kind of construction method of stacked coating water-proof system - Google Patents
A kind of construction method of stacked coating water-proof system Download PDFInfo
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- CN107262346A CN107262346A CN201710296254.6A CN201710296254A CN107262346A CN 107262346 A CN107262346 A CN 107262346A CN 201710296254 A CN201710296254 A CN 201710296254A CN 107262346 A CN107262346 A CN 107262346A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/50—Multilayers
- B05D7/52—Two layers
- B05D7/54—No clear coat specified
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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
- C09D195/00—Coating compositions based on bituminous materials, e.g. asphalt, tar, pitch
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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
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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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- Materials Applied To Surfaces To Minimize Adherence Of Mist Or Water (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
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Abstract
The invention discloses a kind of construction method of stacked coating water-proof system, comprise the following steps：S1：Under normal temperature aqueous uncured coating or rubber asphalt waterproof coating are once sprayed in substrate surface；S2：One kind in substrate surface sprays rubber asphalt waterproof coating, acrylic coating and polyurethane coating again.The construction method of the stacked coating water-proof system of the present invention is directly in the aqueous non-cured materials of surface spraying of waterproof substrate, then thereon coated with rubber asphalt waterproof coating, acrylic coating and polyurethane coating, the integral type waterproof layer that microstructure is two layers can be formed, compared with waterproof roll, above-mentioned integral type waterproof layer seamless, water-proof system service life is longer.
Description
Technical field
The present invention relates to waterproof construction technology field, and in particular to a kind of construction method of stacked coating water-proof system.
Background technology
Uncured rubber asphalt waterproof coating and coating have good adhesion, extensibility, self-healing property, low temperature flexibility
It is good, jointless construction can be realized in waterproof construction, is a kind of new asphalt waterproofing material.In existing roofing, underground waterproof
Waterproof material, buildings waterproof construction in the related specifications of engineering, code to more than, construction method, the acceptance of work have brighter
True regulation.The construction party of a kind of uncured rubber-asphalt coating and coiled material complex waterproof layer is disclosed in CN103465540A
Method, its content includes uncured rubber-asphalt coating being heated to after set point of temperature, is constructed by the method for blade coating, spraying in base
The surface of layer, the waterproof roll layer mixed in surface mount and the uncured rubber-asphalt coating of hot coating.The explanation of this document
Referred in book, technical problem to be solved be self-adhesive coiled material waterproof layer in wet-laying engineering method of the prior art with basic unit (or
Structure sheaf) between go into the channeling water and drainage of " Sandwich biscuit type ", can also solve in addition because workman's constructing operation is lack of standardization
Caused waterproof layer hollowing phenomenon.Further improved technical scheme is that pitch non-cured materials are made after coiled material to be spread
If coiled material seam can be formed in above-mentioned process of deployment, although seam crossing, by using for a long time, connects through water-proofing treatment
Easily occurs infiltration phenomenon at seam, so that the further bonding stability between influence coiled material and base material.
In addition, the uncured rubber-asphalt coating in such scheme needs to be coated with after heating, the solvent in construction environment is waved
Hair amount is larger, high to fire-fighting requirements；Substrate surface must be dried, and can not be constructed under wet condition.The coiled material deadweight being made is larger,
Also need to be cut according to the concrete shape of waterproof surface in work progress, laying Comparision is cumbersome.
The content of the invention
It is an object of the invention to overcome defect present in prior art there is provided one kind be not required to heating, to construction substrate
Humidity requires the construction method of low stacked coating water-proof system, can be covered in the waterproof layer of waterproof surface formation integral type.
To realize above-mentioned technique effect, the technical scheme is that：A kind of construction party of stacked coating water-proof system
Method, it is characterised in that comprise the following steps：
S1：Under normal temperature aqueous uncured coating or rubber asphalt waterproof coating are once sprayed in substrate surface；
S2：One kind in substrate surface sprays rubber asphalt waterproof coating, acrylic coating and polyurethane coating again.
It is preferred that technical scheme be that aqueous uncured coating surface synchronously laying enhancement layer is additionally included between S1 and S2,
Enhancement layer is one kind in non-woven fabrics, grid cloth, geotextiles, macromolecule intersection film, mylar.Enhancement layer is synchronously laid, aqueous
Uncured coating can be infiltrated through in non-woven fabrics, grid cloth, geotextiles, mylar in liquid form, likewise, the rubber on upper strata
One kind in asphalt waterproofing paint, acrylic coating and polyurethane coating, also can be to enhancing due to Action of Gravity Field and surface tension
Permeated in layer, be easy to be formed the waterproof layer of integral type on waterproof construction face, enhancement layer also has skeleton function, and increase is anti-
The tensile strength of water layer, it is to avoid because deformation, the cracking in waterproof construction face etc. cause waterproof system to ftracture.
It is preferred that technical scheme be that the main composition of aqueous uncured coating and rubber asphalt waterproof coating is：Anion
Rubber elastomer modified emulsifying asphalt, modified resin emulsion, filler, auxiliary agent, wherein auxiliary agent are selected from defoamer, dispersant, steady
Determine combination more than one or both of agent, vulcanizing agent, age resistor, wetting agent and antifreezing agent, aqueous uncured coating and rubber
Glue asphalt waterproofing paint is sprayed simultaneously using exterior mixing two-component spray gun and accelerator solution.Coagulant and water-repellent paint is same
When spray, it is ensured that two kinds of solution are mixed before spray-coating surface is dropped down onto, accelerate de-emulsification speed, even in rainy day or cryogenic conditions
Under, it can also ensure being normally carried out for waterproof construction.Acrylic coating and polyurethane coating in S2 use one-component spray gun spraying.
It is preferred that technical scheme be that the key component of aqueous uncured coating is：Anion rubber elastomer modified emulsifying
70~80 parts of pitch, solid content are 42~70% 8~13 parts of modified resin emulsion, 5~20 parts of filler, auxiliary agent 0.005~12
Part.With cationic emulsified bitumen de-emulsification speed soon compared with, anionic emulsified bitumen is relatively slow, but can be with during demulsification
Realize the uncured rubber-asphalt coating of lower floor and enhancement layer or the rubber asphalt waterproof coating aqueous with upper strata, acrylic coating and
The infiltration of polyurethane coating, is easy to crosslink between enhancement layer and upper coating macromolecule, forms integral type waterproof system.
Therefore, further preferably, rubber asphalt waterproof coating, acrylic coating and polyurethane coating are water paint in S2.
It is preferred that technical scheme be that the key component of rubber asphalt is：50~60 parts of pitch, 2~3 parts of emulsifying agent, waterproof
10~20 parts of emulsion, 0~2 part of dispersant, 0~2 part of stabilizer.
It is preferred that technical scheme be that the composition and parts by weight of anion rubber elastomer modified emulsifying asphalt are：Matrix
40~60 parts of pitch, 2~5 parts of SBS rubber grains, 1~4 part of SBR rubber powder, 3~7 parts of NBR rubber powder, polythene wax emulsion 2
~10 parts, 1~5 part of modified siloxane, 10~20 parts of deionized water, 1~3 part of anion emulsifier, nonionic surfactant
0.5~2 part, 1~3 part of at least one of aromatic naphtha and naphthenic oil.NBR rubber powder is added into anionic emulsified bitumen, is had
Help improve the heat resistance of emulsified asphalt, in addition, one kind in aromatic naphtha and naphthenic oil can be miscible with matrix pitch, in emulsification
Emulsification forms homogeneous and stable emulsified asphalt system in the presence of agent and nonionic surfactant.
In order to further speed up the de-emulsification speed of anion rubber elastomer modified emulsifying asphalt, technical scheme preferably
For, sprayed simultaneously with aqueous uncured coating and in outer mixed accelerator solution coagulant combined by alum and calcium chloride and
Into the percentage by weight of calcium chloride is 10~50% in coagulant, unit interval inner waterproofing coating spray volume and accelerator solution
The mass ratio of coagulant is (5~10) in spray volume:1.The de-emulsification speed of aqueous uncured coating influences larger to speed of application.
It is preferred that technical scheme be that aqueous uncured coating surface spraying water swelling rubber is additionally included between S1 and S2
The step of, the material of the water accepting layer is bentonite/acrylamide graft natural rubber, and quantity for spray is 10~20g/m2.Swelling
Soil/acrylamide graft natural rubber has excellent repetition water imbibition and water-retaining property, and the obtained moisture part that is demulsified is penetrated into
In base material, another part volatilization, residual fraction absorbs through water swelling rubber, acrylamide graft natural rubber main body with it is aqueous
Rubber asphalt waterproof coating, acrylic coating, the polyurethane coating used in uncured coating and S2 has excellent compatibility,
It is little on the influence of layers cementing performance.In addition, the water swelling rubber formation barrier layer in waterproof system, is reduced anti-via top layer
The moisture that water layer spreads to substrate surface.
It is preferred that technical scheme be that vulcanizing agent is made up of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, vulcanization
The percentage by weight of alkyl phenol disulfide is 15~25% in agent.The combination of vulcanizing agent can be to rubber asphalt and rubber powder in two
Between crosslinking play a part of Synergistic, further shorten coating curring time, improve aqueous uncured coating and shape to be formed
Space multistory network structure crosslink density.In addition, the vulcanizing agent can promote water swelling rubber and aqueous uncured coating
System is crosslinked, the layers cementing intensity in enhancing waterproof system.
It is preferred that technical scheme be that wetting agent is formed by alkylnaphthalene sulfonate and tween compounding, the wherein weight hundred of tween
Divide than being 5~30%.Using anion surfactant alkylnaphthalene sulfonate and non-ionic surfactant polyoxyethylene sorb
Sugar alcohol acid anhydride fatty acid ester is compounded, and the advantage of two kinds of surfactants of mixed system spacing, coating interfacial tension is low, accelerates to apply
Expect the wetting rate in substrate surface.In addition, with filler suction-operated, shape can occur for polyoxyethylene sorbitan fatty acid ester
Make the dispersion stable containing filler into steric hindrance.Filler in aqueous uncured coating is generally selected from bentonite, silicon
At least one of limestone flour, kaolin and mica powder.
The advantages of the present invention are：
The construction method of the stacked coating water-proof system of the present invention is directly aqueous uncured in the surface spraying of waterproof substrate
Material, is then two that coated with rubber asphalt waterproof coating, acrylic coating and polyurethane coating, can form microstructure thereon
The integral type waterproof layer of layer, compared with waterproof roll, above-mentioned integral type waterproof layer seamless, water-proof system service life is longer；
In addition, the aqueous non-cured materials shaping of the one layer of use fitted in waterproof system with base material is made, therefore construction
During coating need not be heated, the dry and wet degree to substrate surface is less demanding, be applicable to it is cold construction and
Rainy day constructs.
Embodiment
With reference to embodiment, the embodiment to the present invention is further described.Following examples are only used for more
Plus technical scheme is clearly demonstrated, and can not be limited the scope of the invention with this.
Embodiment 1
The construction method of stacked coating water-proof system in embodiment 1 comprises the following steps：
S1：Under normal temperature aqueous uncured coating is once sprayed in substrate surface；
S2：Rubber asphalt waterproof coating is sprayed again in substrate surface.
The aqueous uncured rubber-asphalt coating of cation emulsified asphalt is used in embodiment 1, by component A and B component
Constitute in proportion, wherein component A by 75 parts of cation modified rubber emulsified asphalts, 10 parts of tackifier resin emulsions, 5 parts of monooctyl esters, 2 parts
Interfacial agents, 2 parts of antifreezing agents and 2 parts of age resistor compositions；Component B is made up of 10 parts of inorganic salts, 15 parts of buffers and 60 parts of water；Component
A and component B mass ratio is 30:1.Above-mentioned tackifying resin is C5 Petropols, and tackifier resin emulsion is terpene resin emulsion, boundary
Face agent is polyether modified siloxane, and antifreezing agent is ethylene glycol, and age resistor is antioxidant 264, and inorganic acid hydrochloric acid makes as coagulant
With buffer is glycerine.
Cation modified rubber emulsified asphalt is by matrix pitch, mixed rubber, vulcanizing agent, stabilizer, deionized water and sun
Ionic emulsifying agent is constituted, and matrix pitch, mixed rubber, vulcanizing agent, the mass ratio of deionized water and cationic emulsifier are 100:
11:0.1:0.1:40:6.Vulcanizing agent is sulphur, and mixed rubber is that SBR rubber, SBS rubber and SIS building rubber compounds are formed, and is combined
Ratio is 3:3:5.
In embodiment 1, S1 and S2 coating into waterproof layer thickness it is equal.
Embodiment 2
The difference of embodiment 2 and embodiment 1 is：Aqueous uncured coating surface is additionally included between S1 and S2 synchronously to spread
If the rubber asphalt waterproof coating in the step of non-woven fabrics enhancement layer, wherein S2 is sprayed on the surface of non-woven fabrics enhancement layer.
Embodiment 3
The difference of embodiment 3 and embodiment 2 is, enhancement layer is to use polyurethane coating in mylar, S2.The embodiment
In mylar can also be replaced with geotextiles, the enhancing effect that it is reached is close.
Embodiment 4
The difference of embodiment 4 and embodiment 3 is that enhancement layer is intersected using macromolecule uses acrylic coating in film, S2.
Embodiment 5
The difference of embodiment 5 and embodiment 2 is that the aqueous uncured coating of bottom is the painting containing anionic emulsified bitumen
Expect, the key component of aqueous uncured coating is：70 parts of anion rubber elastomer modified emulsifying asphalt, solid content are 70%
8 parts of modified resin emulsion, 20 parts of filler, 0.005 part of auxiliary agent.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt be：60 parts of matrix pitch, SBS rubber
Grain 2 parts, 4 parts of SBR rubber powder, 3 parts of NBR rubber powder, 10 parts of polythene wax emulsion, 1 part of modified siloxane, 40 parts of deionized water,
1 part of anion emulsifier, 2 parts of nonionic surfactant, 3 parts of aromatic naphtha.Wherein anion emulsifier is selected from sulfuric acid, non-
Ionic surface active agent APES；Modified resin emulsion is terpene resin emulsion；Filler is bentonite.
Auxiliary agent is wetting agent, and aqueous uncured coating uses exterior mixing two-component spray gun spraying, and wherein coagulant is chlorination
Calcium.The spraying of coating and calcium chloride is compared for 20:1.
Embodiment 6
The difference of embodiment 6 and embodiment 5 is that the key component of aqueous uncured coating is：Anion caoutchouc elasticity
Modifies 80 parts of emulsified asphalt, solid content are 42% 13 parts of modified resin emulsion, 5 parts of filler, 12 parts of auxiliary agent.Auxiliary agent, which is included, to disappear
2 parts of 1 part of infusion, 1 part of dispersant, 1 part of stabilizer, 3 parts of vulcanizing agent, 2 parts of age resistor, 2 parts of wetting agent and antifreezing agent.Defoamer is
Mineral oil antifoam agent；Dispersant is amido sulfoacid series water paint dispersant, and stabilizer is Colloidal microcrystalline cellulose.Vulcanizing agent is
Sulphur, age resistor is that DLTP, wetting agent are silanol class nonionic surfactant, and antifreezing agent is propane diols.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt be：40 parts of matrix pitch, SBS rubber
5 parts of grain, 1 part of SBR rubber powder, 7 parts of NBR rubber powder, 2 parts of polythene wax emulsion, 5 parts of modified siloxane, 10 parts of deionized water, the moon
3 parts of ionic emulsifying agent, 0.5 part of nonionic surfactant, 1 part of naphthenic oil.
With coagulant in the ejection simultaneously of aqueous uncured coating and outer mixed accelerator solution by alum and calcium chloride
Combine, the percentage by weight of calcium chloride is 10% in coagulant, and unit interval inner waterproofing coating spray volume and coagulant are molten
The mass ratio of coagulant is 5 in liquid spray volume:1.
Embodiment 7
The difference of embodiment 7 and embodiment 6 is：The key component of aqueous uncured coating is：Anion caoutchouc elasticity
Modifies 75 parts of emulsified asphalt, solid content are 70% 10 parts of modified resin emulsion, 12 parts of filler, 6 parts of auxiliary agent.Auxiliary agent, which is included, to disappear
1 part of 0.5 part of infusion, 0.5 part of dispersant, 0.5 part of stabilizer, 1.5 parts of vulcanizing agent, 1 part of age resistor, 1 part of wetting agent and antifreezing agent.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt be：50 parts of matrix pitch, SBS rubber
3.5 parts of grain, 2.5 parts of SBR rubber powder, 5 parts of NBR rubber powder, 6 parts of polythene wax emulsion, 3 parts of modified siloxane, deionized water 25
Part, 2 parts of anion emulsifier, 1.2 parts of nonionic surfactant, aromatic naphtha and each 1 part of naphthenic oil.
The percentage by weight of calcium chloride is 50% in coagulant, unit interval inner waterproofing coating spray volume and accelerator solution
The mass ratio of coagulant is 10 in spray volume:1.
Vulcanizing agent is made up of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The percentage by weight of thing is 15%.
Wetting agent is formed by alkylnaphthalene sulfonate and tween compounding, and wherein the percentage by weight of tween is 5%.
Embodiment 8
The difference of embodiment 8 and embodiment 7 is that the percentage by weight of calcium chloride is 30%, unit interval in coagulant
The mass ratio of inner waterproofing coating spray volume and coagulant in accelerator solution spray volume is 15:2.
Vulcanizing agent is made up of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The percentage by weight of thing is 25%.
Wetting agent is formed by alkylnaphthalene sulfonate and tween compounding, and wherein the percentage by weight of tween is 30%.
Embodiment 9
Embodiment 9 is based on embodiment 8, and difference is to spray bentonite/acrylamide graft day on S1 sprayed coatings surface
Right rubber, quantity for spray is 10g/m2.Quantity for spray can suitably increase to 20g/m2, based on cost consideration, the excessively multipair water suction effect of fountain height
Really unhelpful, bentonite/acrylamide graft natural rubber thickness, which crosses conference, influences the layers cementing effect of waterproof system.
Vulcanizing agent is made up of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The percentage by weight of thing is 20%.
Wetting agent is formed by alkylnaphthalene sulfonate and tween compounding, and wherein the percentage by weight of tween is 17%.
Embodiment 10-12
Embodiment 10-12 is based respectively on embodiment 5-7, and difference is：Aqueous uncured coating in embodiment 5-9 is replaced
It is changed to rubber asphalt waterproof coating：
The composition of rubber-asphalt coating is in embodiment 10：50 parts of pitch, 3 parts of emulsifying agent, 10 parts of water-proof emulsion.
The composition of rubber-asphalt coating is in embodiment 11：60 parts of pitch, 2 parts of emulsifying agent, 20 parts of water-proof emulsion, dispersant
2 parts, 2 parts of stabilizer.
The composition of rubber-asphalt coating is in embodiment 12：It is 55 parts of pitch, 2.5 parts of emulsifying agent, 15 parts of water-proof emulsion, scattered
1 part of agent, 1 part of stabilizer.
Embodiment 13
The difference of embodiment 13 and embodiment 12 is：Increase bentonite/acrylamide graft is natural in spraying works
The spraying process of rubber.
Comparative example
Comparative example uses two panels waterproof roll, and using rubber asphalt waterproof coating processing seam same as Example 9,
It is Nian Jie using PUR between coiled material and water-proofing treatment face.
Embodiment is different with the coating solids employed in comparative example, the aqueous uncured painting contacted in sample with basic unit
In the coating layer thickness and S2 of material institute is shaped as the rubber asphalt waterproof coating, acrylic coating and polyurethane coating of exposed coating
It is equal into coating layer thickness.
Rubber asphalt waterproof coating in S2 uses the spraying rapid hardening rubber asphalt waterproof coating of Jiangsu nation brightness chemical industry, implements
The poly- ammonia of BH-PU-26 two-components of Jiangsu nation brightness chemical industry is respectively adopted in the polyurethane coating and acrylic coating of example 3 and embodiment 4
Ester water-repellent paint and I type high-strength elastic water-proof acrylic acid paint.
Coagulant is directly appended in coating in embodiment 1-4, in embodiment 5-9 coagulant using it is outer it is mixed by the way of and painting
Material mixing.
Adhesive property detection method：Aqueous uncured coating is sprayed into cement mortar surface, coated area is 100*
50mm, thickness is 2 ± 0.2mm, then sprays the exposed coating of S2, and coated area is 100*50mm, and thickness is 2 ± 0.2mm, through supporting
The adhesive strength between waterproof system and cement mortar is detected using waterproof coating adhesion-force tester after shield.
Heat aging property detection method：The aqueous uncured coating of embodiment is sprayed into surface of aluminum plate, coated area is
100*50mm, thickness is 2 ± 0.2mm, and the exposed coating of S2 is sprayed, and coated area is 100*50mm, and thickness is 2 ± 0.2mm, through supporting
168 ± 2h of holding is placed in the baking oven of 70 ± 2 DEG C of constant temperature after shield, the sample after heat treatment is carried out low temperature flexibility (- 20 DEG C) and
Water penetration (0.3Mpa, 30min) is tested.In addition, comparative example waterproof roll is fitted to by the way of to hot melt glue surface heating
Surface of aluminum plate, handles seam, and survey through same heat aging property using rubber asphalt waterproof coating same as Example 9
Examination, low temperature flexibility and water penetration after heat-proof aging are contrasted with embodiment.
Survey the waterproof system engineering time.
Waterproof system the performance test results are as follows：
Embodiment 1 and embodiment 2-4 are contrasted, and are added the coating tensile strength of enhancement layer and are substantially increased.
Embodiment 5-9 is compared with embodiment 1-4, and the forming speed of aqueous uncured coating is shorter, implements in embodiment 5-9
The forming speed of example 5 is relatively most slow, and due to optimizing the proportioning between vulcanizing agent and coagulant and coating, embodiment 6- is implemented
The forming speed of the aqueous uncured coating of example 9 is gradually accelerated.
In addition, embodiment 9 with the addition of water swelling rubber, during practice of construction, water swelling rubber is synchronously sprayed,
The duration for waiting aqueous non-cured materials moisture evaporation shaping can be shortened, efficiency of construction is favorably improved.System construction exterior wall
Class surface drying time≤30min.And the surface drying time of relative embodiment 1~4 is in 60~80min, the surface drying time of embodiment 5
For 40~50min, the surface drying time of embodiment 6~8 is 30~40min.
Embodiment 10-12 adhesive strength, ageing-resistant performance is substantially close, the water swelling rubber of embodiment 13 and basic unit and
The bonding on top layer is stable, is effectively reduced the moisture spread via top layer waterproof layer to substrate surface, and extension waterproof system is used
Life-span.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of construction method of stacked coating water-proof system, it is characterised in that comprise the following steps：
S1：Under normal temperature aqueous uncured coating or rubber asphalt waterproof coating are once sprayed in substrate surface；
S2：One kind in substrate surface sprays rubber asphalt waterproof coating, acrylic coating and polyurethane coating again.
2. the construction method of stacked coating water-proof system according to claim 1, it is characterised in that between S1 and S2 also
It is included in aqueous uncured coating surface synchronously laying enhancement layer, enhancement layer is non-woven fabrics, grid cloth, geotextiles, macromolecule friendship
Pitch one kind in film, mylar.
3. the construction method of stacked coating water-proof system according to claim 1 or 2, it is characterised in that aqueous non-solid
The main composition for changing coating and rubber asphalt waterproof coating is：Anion rubber elastomer modified emulsifying asphalt, modified resin breast
Liquid, filler, auxiliary agent, wherein auxiliary agent are selected from defoamer, dispersant, stabilizer, vulcanizing agent, age resistor, wetting agent and antifreezing agent
One or both of more than combination, aqueous uncured coating and rubber asphalt waterproof coating are using the spray of exterior mixing two-component
Rifle is sprayed simultaneously with accelerator solution.
4. the construction method of stacked coating water-proof system according to claim 1, it is characterised in that aqueous uncured painting
The key component of material is：70~80 parts of anion rubber elastomer modified emulsifying asphalt, solid content are 42~70% modified resin
8~13 parts of emulsion, 5~20 parts of filler, 0.005~12 part of auxiliary agent.
5. the construction method of stacked coating water-proof system according to claim 1, it is characterised in that the master of rubber asphalt
The component is wanted to be：50~60 parts of pitch, 2~3 parts of emulsifying agent, 10~20 parts of water-proof emulsion, 0~2 part of dispersant, stabilizer 0~2
Part.
6. the construction method of stacked coating water-proof system according to claim 4, it is characterised in that anion rubber bullet
The composition and parts by weight of the modifies emulsified asphalt of property be：40~60 parts of matrix pitch, 2~5 parts of SBS rubber grains, SBR rubber
1~4 part of powder, 3~7 parts of NBR rubber powder, 2~10 parts of polythene wax emulsion, 1~5 part of modified siloxane, deionized water 10~20
At least one of part, 1~3 part of anion emulsifier, 0.5~2 part of nonionic surfactant, aromatic naphtha and naphthenic oil 1~3
Part.
7. the construction method of stacked coating water-proof system according to claim 6, it is characterised in that with it is aqueous uncured
Coating is sprayed simultaneously and coagulant is combined by alum and calcium chloride in outer mixed accelerator solution, chlorination in coagulant
The percentage by weight of calcium is 10~50%, unit interval inner waterproofing coating spray volume and coagulant in accelerator solution spray volume
Mass ratio is（5~10）:1.
8. the construction method of stacked coating water-proof system according to claim 1, it is characterised in that between S1 and S2 also
The step of being included in aqueous uncured coating surface spraying water swelling rubber, the material of the water accepting layer is bentonite/propylene
Acid amide-grafted natural rubber, quantity for spray is 10~20g/m2。
9. the construction method of aqueous uncured coating water-proof system according to claim 6, it is characterised in that vulcanizing agent by
The percentage by weight of alkyl phenol disulfide is in alkyl phenol disulfide and dibenzoyl paraquinonedioxime composition, vulcanizing agent
15~25%.
10. the construction method of aqueous uncured coating water-proof system according to claim 6, it is characterised in that wetting agent
Formed by alkylnaphthalene sulfonate and tween compounding, wherein the percentage by weight of tween is 5~30%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710296254.6A CN107262346A (en) | 2017-04-28 | 2017-04-28 | A kind of construction method of stacked coating water-proof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710296254.6A CN107262346A (en) | 2017-04-28 | 2017-04-28 | A kind of construction method of stacked coating water-proof system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108859288A (en) * | 2018-07-03 | 2018-11-23 | 合肥华盖光伏科技有限公司 | A kind of preparation method of architectural waterproof material |
| CN108949027A (en) * | 2018-05-30 | 2018-12-07 | 湖北宇虹防水科技有限公司 | Environment-friendly type aqueous uncured modified asphalt waterproofing self-adhesive coiled material and preparation method thereof |
| CN109251668A (en) * | 2018-08-30 | 2019-01-22 | 内蒙古万创新型建材有限公司 | Rubber asphalt fast filming water-repellent paint |
| CN109441023A (en) * | 2018-11-06 | 2019-03-08 | 河南金拇指防水科技股份有限公司 | A kind of method that water-proof acrylic acid paint is laid with |
| CN110158787A (en) * | 2019-05-16 | 2019-08-23 | 广州市鲁班建筑科技集团股份有限公司 | A kind of aqueous uncured cold property spray-finishing construction method of asphalt waterproofing paint |
| CN110484074A (en) * | 2019-07-19 | 2019-11-22 | 山东北方创信防水科技股份有限公司 | A method of spraying rapid hardening coloured polymer coating and its formation composite water-proof film |
| CN111892845A (en) * | 2020-07-06 | 2020-11-06 | 兰州工业研究院 | Method for manufacturing cold end coating |
| CN112796521A (en) * | 2020-12-28 | 2021-05-14 | 大禹伟业(北京)国际科技有限公司 | Construction process for spraying rubber asphalt waterproof coating |
| CN113107102A (en) * | 2021-03-16 | 2021-07-13 | 苏州中材非金属矿工业设计研究院有限公司 | Building waterproof structure |
| CN116622289A (en) * | 2023-04-14 | 2023-08-22 | 国网新源集团有限公司 | Waterproof bonding type spray-coating quick-setting liquid rubber waterproof composite coating and preparation method and application thereof |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108949027A (en) * | 2018-05-30 | 2018-12-07 | 湖北宇虹防水科技有限公司 | Environment-friendly type aqueous uncured modified asphalt waterproofing self-adhesive coiled material and preparation method thereof |
| CN108859288A (en) * | 2018-07-03 | 2018-11-23 | 合肥华盖光伏科技有限公司 | A kind of preparation method of architectural waterproof material |
| CN109251668A (en) * | 2018-08-30 | 2019-01-22 | 内蒙古万创新型建材有限公司 | Rubber asphalt fast filming water-repellent paint |
| CN109441023A (en) * | 2018-11-06 | 2019-03-08 | 河南金拇指防水科技股份有限公司 | A kind of method that water-proof acrylic acid paint is laid with |
| CN110158787A (en) * | 2019-05-16 | 2019-08-23 | 广州市鲁班建筑科技集团股份有限公司 | A kind of aqueous uncured cold property spray-finishing construction method of asphalt waterproofing paint |
| CN110484074A (en) * | 2019-07-19 | 2019-11-22 | 山东北方创信防水科技股份有限公司 | A method of spraying rapid hardening coloured polymer coating and its formation composite water-proof film |
| CN111892845A (en) * | 2020-07-06 | 2020-11-06 | 兰州工业研究院 | Method for manufacturing cold end coating |
| CN112796521A (en) * | 2020-12-28 | 2021-05-14 | 大禹伟业(北京)国际科技有限公司 | Construction process for spraying rubber asphalt waterproof coating |
| CN112796521B (en) * | 2020-12-28 | 2022-10-18 | 大禹伟业(北京)国际科技有限公司 | Construction process for spraying rubber asphalt waterproof coating |
| CN113107102A (en) * | 2021-03-16 | 2021-07-13 | 苏州中材非金属矿工业设计研究院有限公司 | Building waterproof structure |
| CN113107102B (en) * | 2021-03-16 | 2023-01-24 | 苏州正硅防水科技有限公司 | Building waterproof structure |
| CN116622289A (en) * | 2023-04-14 | 2023-08-22 | 国网新源集团有限公司 | Waterproof bonding type spray-coating quick-setting liquid rubber waterproof composite coating and preparation method and application thereof |
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Application publication date: 20171020 |