CN107345437B - A kind of construction method of aqueous uncured coating and coiled material composite waterproof system - Google Patents
A kind of construction method of aqueous uncured coating and coiled material composite waterproof system Download PDFInfo
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- CN107345437B CN107345437B CN201710295419.8A CN201710295419A CN107345437B CN 107345437 B CN107345437 B CN 107345437B CN 201710295419 A CN201710295419 A CN 201710295419A CN 107345437 B CN107345437 B CN 107345437B
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
-
- 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
- C08K3/16—Halogen-containing compounds
- C08K2003/166—Magnesium halide, e.g. magnesium chloride
-
- 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
-
- 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
Abstract
The invention discloses the construction methods of a kind of aqueous uncured coating and coiled material composite waterproof system, include the following steps: S1: spraying aqueous uncured coating on substrate layer；S2: waterproof roll layer is pasted in S1 coating surface.The construction method of the aqueous uncured coating coiled material composite waterproof system of the present invention sprays aqueous uncured coating in substrate surface first, the waterproof layer of integral seamless is formed in substrate surface, then the adhesive property of the aqueous uncured coating is utilized, waterproof roll is directly bonded in the upper end of aqueous uncured coating, to increase the rigidity of waterproof system, compared with prior art, work progress is without heat treatment, dry and wet degree no requirement (NR) to construction surface is, it can be achieved that cold construction and rainy day construction.
Description
Technical field
The present invention relates to waterproof construction technology fields, and in particular to the aqueous uncured coating of one kind and coiled material composite water-proof system
The construction method of system.
Background technique
The aqueous uncured coating of uncured rubber asphalt and coating have good adhesion, extensibility, self-healing property, low temperature
It is flexible, it is able to achieve jointless construction in waterproof construction, is a kind of novel asphalt waterproofing material.In existing roofing, underground
Have in the related specifications of waterproofing work, regulation to above waterproof material, buildings waterproof construction, construction method, the acceptance of work
Relatively specific regulation.The construction of a kind of uncured rubber-asphalt coating and coiled material complex waterproof layer is disclosed in CN103465540A
Method, content include being existed after uncured rubber-asphalt coating is heated to predetermined temperature by the method construction for scratching, spraying
The surface of base, in the waterproof roll layer that the surface mount of hot coating and uncured rubber-asphalt coating mix.This document is said
Referred in bright book, the technical problem to be solved is that in wet-laying engineering method in the prior art self-adhesive coiled material waterproof layer and base
The channeling water and drainage gone between (or structure sheaf) at " Sandwich biscuit type ", moreover it is possible to which solution is led because worker's constructing operation is lack of standardization
The waterproof layer hollowing phenomenon of cause.Uncured rubber-asphalt coating in above scheme needs to be coated with after heating, in construction environment
Solvent volatile quantity is larger, to fire-fighting requirements height；Substrate surface must be dried, and cannot construct under wet condition.
Improved technical solution further includes connecing waterproof roll using melt viscosity, but the use of hot melt adhesive is same in the prior art
Sample needs to heat, and clean-up performance to waterproof construction face and degree of drying require higher, and working procedure is cumbersome.
Although seam crossing is easy to appear infiltration in addition, coiled material seam crossing passes through prolonged use through water-proofing treatment
Phenomenon, to further influence the bonding stability between coiled material and substrate.
Summary of the invention
It is an object of the invention to overcome defect existing in the prior art, a kind of pair of construction substrate and environmental requirement are provided
The construction method of low aqueous uncured coating and coiled material composite waterproof system.
In order to realize the above technical effect, the technical solution of the present invention is as follows: a kind of aqueous uncured coating and coiled material are compound anti-
The construction method of water system, which comprises the steps of:
S1: aqueous uncured coating is sprayed on substrate layer；
S2: waterproof roll layer is pasted in S1 coating surface.
In order to optimize the compatibility of aqueous uncured coating and coiled material, preferred technical solution is that waterproof roll layer is certainly
The polymer modified waterproof roll of adhesive aggregation, SBS/APP modified asphalt waterproof coiled material and the non-bituminous base waterproof roll of macromolecule.
Further preferred technical solution is that the material of the non-bituminous base waterproof roll of macromolecule is TPO, HDPE, PVC, three
First EP rubbers.
Preferred technical solution is the main composition of aqueous uncured coating are as follows: anion rubber elastomer modified emulsifying
Pitch, modified resin lotion, filler, auxiliary agent, wherein auxiliary agent be selected from defoaming agent, dispersing agent, stabilizer, vulcanizing agent, anti-aging agent,
The combination of one or more of wetting agent and antifreezing agent, aqueous uncured coating is using exterior mixing two-component spray gun and promotees
Solidifying agent solution sprays simultaneously.Coagulant and aqueous uncured coating are sprayed simultaneously, it is ensured that two kinds of solution are dropping down onto spraying
It mixes in front, promotes demulsification by inside dope layer, accelerate de-emulsification speed, even if under rainy day or cryogenic conditions, it is above-mentioned anti-
Water construction can be also normally carried out, in addition, can avoid coagulant being applied directly to the phenomenon that causing spray head to block in coating.
Preferred technical solution is the main component of aqueous uncured coating are as follows: anion rubber elastomer modified emulsifying
70~80 parts of pitch, 8~13 parts of the modified resin lotion that solid content is 42~70%, 5~20 parts of filler, auxiliary agent 0.005~12
Part.With cationic emulsified bitumen de-emulsification speed fastly compared with, anionic emulsified bitumen is relatively slow, but have stronger bonding force,
The demulsification process of coating can realize wetting and infiltration with waterproof roll, and waterproof roll can directly be bonded in aqueous uncured coating
Surface, Quick cross-linking occurs between two layers, to guarantee biggish adhesive strength between two layers of waterproof system.
Preferred technical solution is the composition and parts by weight of anion rubber elastomer modified emulsifying asphalt are as follows: matrix
40~60 parts of pitch, 2~5 parts of SBS rubber grain, 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, has
The heat resistance for helping improve emulsified asphalt is emulsifying in addition, one of aromatic naphtha and naphthenic oil can be miscible with matrix pitch
Emulsification forms uniform and stable emulsified asphalt system under the action of agent and nonionic surfactant.
In order to further speed up the de-emulsification speed of anion rubber elastomer modified emulsifying asphalt, preferred technical solution
For, sprayed simultaneously with aqueous uncured coating and in outer mixed accelerator solution coagulant combined by aluminum aluminum sulfate and calcium chloride and
At the weight percent of calcium chloride is 10~50% in coagulant, and aqueous uncured coating spray volume and rush are solidifying in the unit time
The mass ratio of coagulant is (5~10) in agent solution spray volume: 1.
Preferred technical solution is to further include between S1 and S2 in aqueous uncured coating surface spraying water swelling rubber
The step of, the material of the water absorption layer is bentonite/acrylamide graft natural rubber, and quantity for spray is 20~30g/m2.Swelling
Soil/acrylamide graft natural rubber has excellent repetition water absorbency and water retentivity, and the moisture a part being demulsified is penetrated into
In substrate, another part volatilization, residual fraction is absorbed through water swelling rubber, and bentonite/acrylamide graft natural rubber is not
The elasticity of the forming coating between substrate and coiled material can only be increased, moreover it is possible to moisture prevented via waterproof roll seam or to split
It stitches and is spread to substrate surface.
Preferred technical solution is that vulcanizing agent is made of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, vulcanization
The weight percent 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 and the crosslinking between rubber asphalt and waterproof roll play synergistic effect, when further shortening coating forming
Between, improve the crosslink density that aqueous uncured coating shapes the space multistory network structure to be formed.In addition, the vulcanizing agent can promote
Crosslinking between water swelling rubber and waterproof roll.
Preferred technical solution is that wetting agent is compounded by alkylnaphthalene sulfonate and tween, wherein the weight hundred of tween
Divide than being 5~30%.Using anionic surfactant alkylnaphthalene sulfonate and non-ionic surfactant polyoxyethylene sorb
The advantages of sugar alcohol acid anhydride aliphatic ester is compounded, two kinds of surfactants of mixed system spacing, coating interfacial tension is low, accelerates to apply
Expect the wetting rate in substrate and waterproof roll surface, optimizes osmotic effect, to increase the adhesive force and interlayer of waterproof system
Adhesive strength.
The advantages and beneficial effects of the present invention are:
The construction method of the aqueous uncured coating of the present invention and coiled material composite waterproof system sprays water in substrate surface first
Property uncured coating, form the waterproof layer of integral seamless in substrate surface, then utilize the bonding of the aqueous uncured coating
Waterproof roll is directly bonded in the upper end of aqueous uncured coating by performance, to increase the rigidity and impact resistance of waterproof system
Can, compared with prior art, work progress is without heat treatment, and the dry and wet degree no requirement (NR) to construction surface is, it can be achieved that cold construction
It constructs with the rainy day；
Compared with coiled material in the prior art, the aqueous uncured coating of bottom is integral type covering, and there is no bondings to connect
Seam, therefore can avoid for a long time using the infiltration phenomenon of seam crossing caused by aging.
Specific embodiment
With reference to embodiment, the specific embodiment of the present invention is further described.Following embodiment is only used for more
Add and clearly demonstrate technical solution of the present invention, and not intended to limit the protection scope of the present invention.
Embodiment 1
The construction method of the aqueous uncured coating and coiled material composite waterproof system of embodiment 1, includes the following steps:
S1: aqueous uncured coating is sprayed on substrate layer；
S2: waterproof roll layer is pasted in S1 coating surface.
The aqueous uncured rubber-asphalt coating that cation emulsified asphalt is used in embodiment 1, by component A and B component
It forms in proportion, wherein component A is by 75 parts of cationic 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 anti-aging agent compositions；Component B is made of 10 parts of inorganic salts, 15 parts of buffers and 60 parts of water；Component
The mass ratio of A and component B 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 anti-aging agent is antioxidant 264, and inorganic salts are that magnesium chloride is solidifying as promoting
Agent uses, and buffer is glycerine.
Cationic modified rubber emulsified asphalt is by matrix pitch, mixed rubber, vulcanizing agent, stabilizer, deionized water and sun
Ionic emulsifying agent composition, matrix pitch, mixed rubber, vulcanizing agent, deionized water and cationic emulsifier mass ratio be 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 compound form, and is combined
Ratio is 3:3:5.
Waterproof roll in embodiment 1 is the modified waterproof roll of self-adhering polymer, specially PVC waterproof roll.
Embodiment 2
Embodiment 2 the difference from embodiment 1 is that: waterproof roll be I type of self-adhered polymer modified bitumen waterproofing membrane；
Embodiment 3
Embodiment 3 the difference from embodiment 1 is that, waterproof roll be SBS/APP modified asphalt waterproof coiled material；
Embodiment 4
Embodiment 4 and the difference of embodiment 3 are that waterproof roll is TPO waterproof roll.TPO waterproof roll can also be adopted
It is replaced with the waterproof roll of HDPE, PVC, ethylene propylene diene rubber material.
Embodiment 5
Embodiment 5 and the difference of embodiment 3 are: the aqueous uncured coating of bottom is the painting containing anionic emulsified bitumen
Material, the main component of aqueous uncured coating are as follows: 60 parts of anion rubber elastomer modified emulsifying asphalt, solid content are 70%
8 parts of modified resin lotion, 20 parts of filler, 0.005 part of auxiliary agent.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt are as follows: 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 alkyl phenol polyoxyethylene ether；Modified resin lotion 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
Embodiment 6 and the difference of embodiment 5 be only that, the main component of aqueous uncured coating are as follows: anion rubber bullet
Property modifies 70 parts of emulsified asphalt, 8 parts of the modified resin lotion that solid content is 70%, 20 parts of filler, 0.005 part of auxiliary agent.Coating
Spraying with aluminum aluminum sulfate is compared for 10:1.
Embodiment 7
Embodiment 7 and the difference of embodiment 6 are: the main component of aqueous uncured coating are as follows: anion caoutchouc elasticity
80 parts of modifies emulsified asphalt, 13 parts of the modified resin lotion that solid content is 42%, 5 parts of filler, 12 parts of auxiliary agent.Auxiliary agent includes to disappear
1 part of infusion, 1 part of dispersing agent, 1 part of stabilizer, 3 parts of vulcanizing agent, 2 parts of anti-aging agent, 2 parts of wetting agent and 2 parts of antifreezing agent.Defoaming agent is
Mineral oil antifoam agent；Dispersing agent is amido sulfoacid series water paint dispersing agent, and stabilizer is Colloidal microcrystalline cellulose.Vulcanizing agent is
Sulphur, anti-aging agent DLTP, wetting agent are silanol class nonionic surfactant, and antifreezing agent is propylene glycol.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt are as follows: 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, yin
3 parts of ionic emulsifying agent, 0.5 part of nonionic surfactant, 1 part of naphthenic oil.
Sprayed simultaneously with aqueous uncured coating and in outer mixed accelerator solution coagulant by aluminum aluminum sulfate and calcium chloride
It is composed, the weight percent of calcium chloride is 10% in coagulant, aqueous uncured coating spray volume and rush in the unit time
The mass ratio of coagulant is 5:1 in solidifying agent solution spray volume.
Embodiment 8
Embodiment 8 and the difference of embodiment 7 are: the main component of aqueous uncured coating are as follows: anion caoutchouc elasticity
75 parts of modifies emulsified asphalt, 10 parts of the modified resin lotion that solid content is 70%, 12 parts of filler, 6 parts of auxiliary agent.Auxiliary agent includes to disappear
0.5 part of infusion, 0.5 part of dispersing agent, 0.5 part of stabilizer, 1.5 parts of vulcanizing agent, 1 part of anti-aging agent, 1 part of wetting agent and 1 part of antifreezing agent.
The composition and parts by weight of anion rubber elastomer modified emulsifying asphalt are as follows: 50 parts of matrix pitch, SBS rubber
Grain 3.5 parts, 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 weight percent of calcium chloride is 50% in coagulant, and aqueous uncured coating spray volume and rush are solidifying in the unit time
The mass ratio of coagulant is 10:1 in agent solution spray volume.
Vulcanizing agent is made of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The weight percent of object is 15%.
Wetting agent is compounded by alkylnaphthalene sulfonate and tween, and wherein the weight percent of tween is 5%.
Embodiment 9
Embodiment 9 and the difference of embodiment 8 are: embodiment 8 and the difference of embodiment 7 be, calcium chloride in coagulant
Weight percent be 30%, coagulant in aqueous uncured coating spray volume and accelerator solution spray volume in the unit time
Mass ratio is 15:2.
Vulcanizing agent is made of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The weight percent of object is 25%.
Wetting agent is compounded by alkylnaphthalene sulfonate and tween, and wherein the weight percent of tween is 30%.
Embodiment 10
Embodiment 10 and the difference of embodiment 9 are: difference is to spray bentonite/acryloyl on S1 sprayed coating surface
Amine grafted natural rubber, quantity for spray 20g/m2.Quantity for spray can suitably increase to 30g/m2, it is based on cost consideration, fountain height is excessive
It is unhelpful to soaking effect, the excessive layers cementing effect that will affect waterproof system of bentonite/acrylamide graft natural rubber thickness
Fruit, bentonitic additive amount then needs suitably to increase the water volatilization time less excessively, unobvious for the shortening of speed of application.
Vulcanizing agent is made of alkyl phenol disulfide and dibenzoyl paraquinonedioxime, alkylphenol curing in vulcanizing agent
The weight percent of object is 20%.
Wetting agent is compounded by alkylnaphthalene sulfonate and tween, and wherein the weight percent of tween is 17%.
Comparative example
Comparative example uses two panels waterproof roll, and uses the aqueous uncured coating processing seam of S1, at coiled material and waterproof
It is bonded between reason face using hot melt adhesive.
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 100*
Then 50mm is bonded waterproof roll and forms composite waterproof system, adhered to after conserving using waterproof coating with a thickness of 2 ± 0.2mm
Force tester detects the adhesive strength between waterproof system and cement mortar.
Heat aging property detection method: the aqueous uncured coating of embodiment is sprayed into surface of aluminum plate, coated area is
Then 100*50mm is bonded waterproof roll and forms composite waterproof system with a thickness of 2 ± 0.2mm, through maintenance be placed on constant temperature 70 ±
168 ± 2h is kept in 2 DEG C of baking oven, to the sample after heat treatment carry out low temperature flexibility (- 20 DEG C) and water penetration (0.3Mpa,
30min) test.In addition, comparative example waterproof roll is fitted to surface of aluminum plate by the way of to hot melt glue surface heating, using S1
Aqueous uncured coating handle seam, and tested through same heat aging property, after comparing heat-proof aging with embodiment
Low temperature flexibility and water penetration.
Survey the waterproof system construction time.
The performance test results of aqueous uncured coating and coiled material composite waterproof system are as follows:
The difference of embodiment 1 and embodiment 2-4 are only that the material of waterproof roll, and the material of waterproof roll is also largely
On determine the deformabilities such as tensile strength and the elasticity of waterproof system.
Embodiment 5, embodiment 6 and implementation 7 are contrasted, and embodiment 5 using calcium chloride as the solidifying agent of group, adopt by embodiment 6
Use aluminum aluminum sulfate as coagulant, embodiment 6 is by the way of the two combination, from the rate of set of aqueous uncured coating
It sees, embodiment 7 is substantially better than embodiment 5 and embodiment 6, and the rate of set of embodiment 5 is to promote solidifying greater than the reason of embodiment 6
The large percentage of agent and coating.
In addition, embodiment 7 is contrasted with embodiment 8-9, vulcanizing agent and the further preferred of wetting agent increase waterproof
The adhesive strength of system and waterproof construction face.
Embodiment 10 is added to water swelling rubber due to increasing, and in the actual construction process, water swelling rubber is same
Step spraying can shorten the duration for waiting aqueous non-cured materials moisture evaporation forming, help to improve construction efficiency.System is applied
Work exterior wall class surface drying time≤30min.And the surface drying time of opposite Examples 1 to 4 is in 60~80min, embodiment 5~6
Surface drying time be 40~50min, the surface drying time of embodiment 7~9 is 30~40min.
The above is only a 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, several improvements and modifications can also be made, these improvements and modifications
Also it should be regarded as protection scope of the present invention.
Claims (1)
1. a kind of construction method of aqueous uncured coating and coiled material composite waterproof system, which comprises the steps of:
S1: aqueous uncured coating is sprayed on substrate layer；
S2: waterproof roll layer is pasted in S1 coating surface；
Wherein, waterproof roll layer is that the modified waterproof roll of self-adhering polymer, SBS/APP modified asphalt waterproof coiled material and macromolecule are non-
Asphaltic base waterproof roll, the material of the non-bituminous base waterproof roll of macromolecule are one of TPO, HDPE, PVC, ethylene propylene diene rubber；Water
The main composition of the uncured coating of property are as follows: anion rubber elastomer modified emulsifying asphalt, modified resin lotion, filler, auxiliary agent,
Wherein auxiliary agent is selected from one or both of defoaming agent, dispersing agent, stabilizer, vulcanizing agent, anti-aging agent, wetting agent and antifreezing agent
Above combination, aqueous uncured coating is sprayed using exterior mixing two-component spray gun with accelerator solution simultaneously, aqueous uncured
The main component of coating are as follows: the modified tree that 70~80 parts of anion rubber elastomer modified emulsifying asphalt, solid content are 42~70%
8~13 parts of fat liquor, 5~20 parts of filler, 0.005~12 part of auxiliary agent, the composition of anion rubber elastomer modified emulsifying asphalt
And parts by weight are as follows: 40~60 parts of matrix pitch, 2~5 parts of SBS rubber grain, 1~4 part of SBR rubber powder, NBR rubber powder 3~7
Part, 2~10 parts of polythene wax emulsion, 1~5 part of modified siloxane, 10~20 parts of deionized water, 1~3 part of anion emulsifier,
1~3 part of at least one of 0.5~2 part of nonionic surfactant, aromatic naphtha and naphthenic oil；Rush in accelerator solution is solidifying
Agent is composed of aluminum aluminum sulfate and calcium chloride, and the weight percent of calcium chloride is 10~50% in coagulant, water in the unit time
Property uncured coating spray volume and accelerator solution spray volume in the mass ratio of coagulant be (5~10): 1；Between S1 and S2 also
The step of being included in aqueous uncured coating surface spraying water swelling rubber, the material of the water swelling rubber are bentonite
With acrylamide graft natural rubber, quantity for spray is 20~30g/m2, vulcanizing agent is by alkyl phenol disulfide and dibenzoyl
Paraquinonedioxime forms, and the weight percent of alkyl phenol disulfide is 15~25% in vulcanizing agent, and wetting agent is by alkyl naphthalene sulfonic acid
Salt and tween compound, and wherein the weight percent of tween is 5~30%.
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| 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 |
| CN110616042A (en) * | 2019-10-11 | 2019-12-27 | 广州市台实防水补强有限公司 | Two-component water-based non-cured rubber asphalt waterproof coating and preparation method thereof |
| CN112094581B (en) * | 2020-03-13 | 2022-08-09 | 北京东方雨虹防水技术股份有限公司 | Solvent-free fast-curing reactive waterproof coating and preparation method thereof, and coil coating superposed waterproof structural system and construction method thereof |
| CN113738153A (en) * | 2021-09-13 | 2021-12-03 | 通号工程局集团有限公司 | Construction method for waterproof renovation of railway metal roof |
| CN114197539A (en) * | 2021-12-17 | 2022-03-18 | 中建八局第四建设有限公司 | Waterproof and waterproof overlap joint structure of coating of coiled material |
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| CN106398536A (en) * | 2016-09-18 | 2017-02-15 | 科顺防水科技股份有限公司 | Anionic water-based non-curing rubber asphalt waterproof coating and preparation method thereof |
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