CN101633573B - Water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof coating and preparation method thereof - Google Patents
Water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof coating and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a cement-base waterproof coating for water proofing, seepage proofing and liquid proofing of roads and bridges and preparation method thereof. The invention is characterized in that the water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof coating is composed of component A and component B in weight ratio of 1:0.5-1.5; wherein the component A contains the following raw materials by weight percent: 30-70% of acrylic emulsion or styrene-acrylic emulsion, 1-30% of organic silicon resin, 10-50% of emulsified asphalt, 1-20% of filler, 0.1-3% of auxiliary agent and 1-10% of water; and the component B contains the following raw materials by weight percent: 70-100% of cement and 0-30% of filler. The invention has the characteristics of strong adhesive force with foundation, high tensile strength, high elongation at break, strong adaptability, favourable shearing performance, low cost and being environmentally friendly.
Description
Technical field
The present invention relates to a kind of cement-base waterproof coating that is used for road and bridge waterproof, antiseepage, leakproof and preparation method thereof.
Background technology
Present coating water-proof technology and material, several kinds of technology below main employing the and material:
1, solvent-type waterproofing paint.Mainly contain polyurethane water-proof paint, polyurethane-modified asphalt waterproofing paint, SBS modified waterproof asphalt material, SBR modified waterproof asphalt material, rubber-like waterproof paint, silicon rubber waterproof coating etc.Its common feature is to be carrier and thinner with the organic solvent, generally has the advantage that intensity is big, unit elongation is high, anti-permeability performance is good.But, be inevitable to the pollution of environment, to producers and the healthy influence of workmen owing to adopted organic solvent.Organic solvent has inflammable and explosive property, and the fire prevention in production, storage, transportation, use, requirement of explosion proof are than higher, and safety in production requires high.In addition, as solvent based coating, than higher, this has brought bigger difficulty for the waterproof construction under wet environment, when rainy season construction, also can cause disadvantageous effect to the duration to the requirement of basic degree of drying.
2, to the existing problem of solvent-type waterproofing paint, nearly more than ten years aqueous waterproofing paint development is very fast.Mainly contain water-proof acrylic acid paint, aqueous polyurethane waterproof paint, emulsification chloroprene rubber waterproof coating etc.Except the general characteristic with solvent-type waterproofing paint, its principal feature is environmental protection, safe, pollution-free, strong to basic flexibility.
3, cement-base waterproof coating.Being that what to grow up in recent years is consolidating material with the oleic series emulsion, is one type of special aqueous waterproofing paint that main active filler is formed with cement.Except characteristic,, itself and concrete or the basic bonding strength of sand-cement slurry are obviously improved owing to added active filler cement with general aqueous waterproofing paint.
Summary of the invention
The object of the present invention is to provide water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint that a kind of cohesive strength is high, tension set is big and preparation method thereof.
To achieve these goals, technical scheme of the present invention is: the water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, and it is characterized in that it is made up of the first component first component and second component: the weight proportion of second component is 1: 0.5～1.5;
Wherein each raw material and shared first weight percentages of components are respectively in the first component:
ACRYLIC EMULSION or benzene emulsion 30
70%
Silicone resin 1～30%,
Emulsified bitumen 5
50%
Filler 1
20%
Auxiliary agent 0.1
3%
Water 1
10%;
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement 70～100%,
Filler 0～30%.
Described ACRYLIC EMULSION is any one or the polymkeric substance or the copolymer emulsion that (contain two kinds) more than two kinds in vinylformic acid, methyl acrylate, ethyl propenoate, Bing Xisuandingzhi, methylacrylic acid, TEB 3K, Jia Jibingxisuanyizhi, the NSC 20956; When (containing two kinds) more than two kinds is any proportioning, like the F-400 emulsion of BASF AG;
Described benzene emulsion is the styrene-propene yogurt liquid that vinylbenzene and vinylformic acid or acrylic ester polymerization form, like the R-601 emulsion of national starch, the R106 emulsion of Union Carbide Corporation.
Above-mentioned silicone resin is any one or the organic silican polymer emulsion that (contains two kinds) more than two kinds in negatively charged ion or non-ionic type amino, alkyl, alkoxyl group, the epoxy group(ing).
Above-mentioned emulsified bitumen is the mixing of any one or two kinds in anionic emulsified bitumen, the emulsified rubber modifying asphalt, and two kinds is any proportioning when mixing.
Described cement is any one or the mixing that (contains two kinds) more than two kinds in ordinary Portland cement, silicate cement, perhafnate cement, extraordinary white cement, trass cement, the pulverized fuel ash cement, is any proportioning when (containing two kinds) more than two kinds and mixing.
Described filler is any one or the mixing that (contains two kinds) more than two kinds in lime carbonate, mica powder, flyash, kaolin, talcum powder, wollastonite, terra alba, rhombspar, silica powder, the polynite, is any proportioning when (containing two kinds) more than two kinds and mixing.
Described auxiliary agent is any one or the mixing that (contains two kinds) more than two kinds in sanitas, wetting agent, dispersion agent, the skimmer, is any proportioning when (containing two kinds) more than two kinds and mixing.
Described sanitas is Sodium Benzoate, ZPT mould inhibitor or Witophen N; Described wetting dispersing agent (aqueous wetting agent, dispersion agent) is the SN-5040 of the big auspicious company of the U.S., CF-10 wetting agent, GR-5M wetting agent, the BYK-181 of Bi Ke company wetting dispersing agent, the Teog D-750W dispersion agent of Degussa company or the T-731 wetting dispersing agent of ROHM ANDHASS company of ROHM AND HASS company; Described skimmer (aqueous solution is used skimmer) is the BYK-33 of Bi Ke company, BYK-22 skimmer, modest 082 skimmer of moral or the SPA-202 skimmer of Shanghai coating institute or the HX-5010 skimmer of China company.
Described first component: weight proportion the best of second component is=1: 0.5～1.5;
The first component:
ACRYLIC EMULSION 55.0%,
Silicone resin 7.0%,
Emulsified bitumen 23.0%,
Filler 10.0%,
Auxiliary agent 1.0%,
Water 4.0%;
The second component:
Cement 90.0%,
Filler 10.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint is characterized in that it comprises the steps:
1) preparation of first component: be respectively by each raw material in the first component and shared first weight percentages of components: ACRYLIC EMULSION or benzene emulsion 30～70%; Silicone resin 1～30%; Emulsified bitumen 5
50%; Filler 1
20%; Auxiliary agent 0.1
3%, water 1
10%; Choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 60～90 ℃ in the reactor drum; Slowly add ACRYLIC EMULSION or benzene emulsion and water while stirring, insulation reaction slowly adds silicone resin after 3～20 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: be respectively by each raw material in the second component and shared second weight percentages of components: cement 70～100%, filler 0～30%; Choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is 1: 0.5～1.5 to mix and use the back that stirs with first component, second component at the construction field (site) by weight ratio.
The invention has the beneficial effects as follows: organically combine earlier through the emulsified acrylic acid modified emulsifying asphalt, and then with cement; Can improve the alkali resistance of emulsified bitumen like this, avoid the demulsification of cement emulsified bitumen.This waterproof paint and existing vinylformic acid cement-base waterproof coating relatively have the cohesive strength height, tension set is big, flexibility is strong, anti-shear performance is good,, characteristics such as cost low good with the base bond performance.Its shear strength 0.5MPa, with the cohesive strength 1.0MPa of concrete substrate, with the cohesive strength 0.5MPa of oil mat, tension set 250%, cost can reduce by 10%.
Embodiment
In order to understand the present invention better, further illustrate content of the present invention below in conjunction with embodiment, but content of the present invention not only is confined to following embodiment.
Embodiment 1:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 0.8;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (the R106 emulsion of Union Carbide Corporation) 70.0%,
Organic silican polymer emulsion (isobutyl-Trimethoxy silane emulsion) 3%
Emulsified bitumen (commercially available, anionic emulsified bitumen) 15.0%,
Filler (flyash and mica powder, weight respectively account for 1/2) 8.0%,
Auxiliary agent (Witophen N and BYK-22 skimmer, weight respectively accounts for 1/2) 0.8%,
Water (tap water) 3.2%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 95.0%,
Filler (lime carbonate) 5.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier the anionic emulsified bitumen is added in the reactor drum and be heated to 65～75 ℃; Slowly add R-601 emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 3～5 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent (Witophen N and BYK-22 skimmer) and filler (flyash and mica powder) then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 0.8 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Its shear strength 0.5MPa, with the cohesive strength 0.8MPa of concrete substrate, with the cohesive strength 0.2MPa of oil mat, tension set 250%, cost can reduce by 7%.
Embodiment 2:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1.25;
Each raw material and shared first weight percentages of components are respectively in the first component:
ACRYLIC EMULSION (the F-400 emulsion of BASF AG) 50.0%,
Organic silican polymer emulsion (vinyl benzene methyl dimethoxysilane emulsion) 5%
Emulsified rubber modifying asphalt (commercially available, anionic) 25.0%,
Filler (flyash) 12.0%,
Auxiliary agent (BYK-33 skimmer and T-731 wetting dispersing agent, weight respectively accounts for 1/2) 0.6%,
Water (tap water) 7.4%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (ordinary Portland cement) 100.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier anionic emulsified rubber (SBS) modifying asphalt is added in the reactor drum and be heated to 65～70 ℃; Slowly add F-400 emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 10～15 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent (BYK-33 skimmer and T-731 wetting dispersing agent) and filler (flyash) then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
With cement packing, obtain the second component;
3) when construction is to mix and stir back at 1: 1.25 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Its shear strength 0.5MPa, with the cohesive strength 1.0MPa of concrete substrate, with the cohesive strength 0.5MPa of oil mat, tension set 250%, cost can reduce by 10%.
Embodiment 3:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1.2;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (R106 emulsion) 32.0%,
Organic silican polymer emulsion (dimethyldimethoxysil,ne emulsion) 30%
Emulsified bitumen (anionic emulsified bitumen and emulsified rubber modifying asphalt, weight respectively accounts for 1/2) 33.0%,
Filler (mica powder and kaolin) 1.0%,
Auxiliary agent (082 skimmer, BYK-181 wetting dispersing agent and Witophen N, weight respectively accounts for 1/3) 2.5%,
Water (tap water) 1.5%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 70.0%,
Filler (lime carbonate and silica powder, weight respectively account for 1/2) 30.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 70～90 ℃ in the reactor drum; Slowly add benzene emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 10～20 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 1.2 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 4:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 0.6;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (R106 emulsion) 49.0%,
Organic silican polymer emulsion (methyltrimethoxy silane emulsion) 1.0%
Emulsified bitumen (commercially available, anionic) 25.0%,
Filler (flyash and mica powder, weight respectively account for 1/2) 18.0%,
Auxiliary agent (BYK-33 skimmer, BYK-181 wetting dispersing agent and ZPT mould inhibitor, weight respectively accounts for 1/3) 3.0%,
Water (tap water) 4.0%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (silicate cement) 85.0%,
Filler (lime carbonate and silica powder, weight respectively account for 1/2) 15.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 60～70 ℃ in the reactor drum; Slowly add benzene emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 5～10 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 0.6 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 5:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (R-601 emulsion) 45.0%,
Organic silican polymer emulsion (methyltrimethoxy silane emulsion) 9.0%
Emulsified bitumen (commercially available, anionic) 25.0%,
Filler (flyash, mica powder and talcum powder, weight respectively account for 1/3) 10.0%,
Auxiliary agent (CF-10 wetting agent, D-750W dispersion agent, HX-5010 skimmer, weight respectively accounts for 1/3) 1.0%,
Water (underground water) 10.0%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 95.0%,
Filler (lime carbonate) 5.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 60～70 ℃ in the reactor drum; Slowly add benzene emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 5～10 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler (flyash, mica powder and talcum powder) then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler (lime carbonate) are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 1 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 6:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1.5;
Each raw material and shared first weight percentages of components are respectively in the first component:
ACRYLIC EMULSION (F-400 emulsion) 40.0%,
Organic silican polymer emulsion (amino silicon oil emulsion) 15.0%
Emulsified bitumen (commercially available, anionic) 23.0%,
Filler (flyash and mica powder, weight respectively account for 1/2) 9.0%,
Auxiliary agent (BYK-33 skimmer, BYK-181 wetting dispersing agent, weight respectively accounts for 1/2) 0.6%,
Water (deionized water) 12.4%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 100.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 60 ℃ in the reactor drum; Slowly add ACRYLIC EMULSION and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 5 minutes, add continued insulated and stirred reaction 10 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
With cement packing, obtain the second component;
3) when construction is to mix and stir back at 1: 1.5 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 7:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (R-601 emulsion) 55.0%,
Organic silican polymer emulsion (amino silicon oil emulsion) 5.0%
Emulsified bitumen (commercially available, anionic) 25.0%,
Filler (flyash and mica powder, weight respectively account for 1/2) 9.5%,
Auxiliary agent (T-731 wetting dispersing agent, 082 skimmer, Sodium Benzoate, weight respectively accounts for 1/3) 1.2%,
Water (tap water) 4.3%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 85.0%,
Filler (wollastonite, silica powder, weight respectively account for 1/2) 15.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 70～90 ℃ in the reactor drum; Slowly add benzene emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 10～15 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 1 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 8:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1;
Each raw material and shared first weight percentages of components are respectively in the first component:
Benzene emulsion (R-601 emulsion) 45.0%
Organic silican polymer emulsion (D
4, vinylsiloxane and triethoxy methylsiloxane polymer emulsion) 20.0%,
Emulsified bitumen (commercially available, anionic) 22.0%,
Filler (flyash and polynite, weight respectively account for 1/2) 9.0%,
Auxiliary agent (082 skimmer, T-731 wetting dispersing agent, weight respectively accounts for 1/2) 1.0%,
Water 3.0%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (white cement) 90.0%,
Filler (silica powder) 10.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 70～80 ℃ in the reactor drum; Slowly add benzene emulsion and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 10～20 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 1 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
Embodiment 9:
The water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is made up of first component and second component, the first component: the weight proportion of second component is 1: 1;
Each raw material and shared first weight percentages of components are respectively in the first component:
ACRYLIC EMULSION (F-400 emulsion) 55.0%
Organic silican polymer emulsion (D
4, vinylsiloxane and triethoxy methylsiloxane polymer emulsion) 7.0%,
Emulsified bitumen (commercially available, anionic) 23.0%,
Filler (flyash and polynite, weight respectively account for 1/2) 10.0%,
Auxiliary agent (082 skimmer, T-731 wetting dispersing agent, weight respectively accounts for 1/2) 1.0%,
Water 4.0%,
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement (ordinary Portland cement) 90.0%,
Filler (silica powder) 10.0%.
The preparation method of above-mentioned water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it comprises the steps:
1) preparation of first component: by each raw material and shared first weight percentages of components in the above-mentioned first component, choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 70～80 ℃ in the reactor drum; Slowly add ACRYLIC EMULSION and water while stirring, insulation reaction slowly adds organic silican polymer emulsion after 10～20 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: by each raw material and shared second weight percentages of components in the above-mentioned second component, choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is to mix and stir back at 1: 1 to use with first component, second component at the construction field (site) by weight ratio, and mixed waterproof paint must use up in 3 hours.
The shear strength 0.5MPa of resulting water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, with the cohesive strength 1.0MPa of concrete substrate, with the cohesive strength 0.5MPa of oil mat, tension set 250%, cost can reduce by 10%.
The bound value and the interval value of each raw material of the present invention can both be realized the present invention; And the concrete raw material of ACRYLIC EMULSION or benzene emulsion, silicone resin, emulsified bitumen, filler, cement, auxiliary agent can both realize the present invention, just do not enumerate embodiment one by one at this.
Claims (8)
1. water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint, it is characterized in that it is made up of the first component first component and second component: the weight proportion of second component is 1: 0.5～1.5;
Wherein each raw material and shared first weight percentages of components are respectively in the first component:
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement 70～100%,
Filler 0～30%;
Said silicone resin is any one or the organic silican polymer emulsion more than two kinds in negatively charged ion or non-ionic type amino, alkyl, alkoxyl group, the epoxy group(ing);
Described filler is any one or the mixing more than two kinds in lime carbonate, mica powder, flyash, kaolin, talcum powder, wollastonite, terra alba, rhombspar, silica powder, the polynite, is any proportioning when mixing more than two kinds.
2. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 1; It is characterized in that: described ACRYLIC EMULSION is any one or polymkeric substance more than two kinds or the copolymer emulsion in vinylformic acid, methyl acrylate, ethyl propenoate, Bing Xisuandingzhi, methylacrylic acid, TEB 3K, Jia Jibingxisuanyizhi, the NSC 20956, is any proportioning in the time of more than two kinds.
3. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 1; It is characterized in that: above-mentioned emulsified bitumen is the mixing of any one or two kinds in anionic emulsified bitumen, the emulsified rubber modifying asphalt, and two kinds is any proportioning when mixing.
4. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 1; It is characterized in that: described cement is any one or the mixing more than two kinds in ordinary Portland cement, silicate cement, perhafnate cement, extraordinary white cement, trass cement, the pulverized fuel ash cement, is any proportioning when mixing more than two kinds.
5. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 1; It is characterized in that: described auxiliary agent is any one or the mixing more than two kinds in sanitas, wetting agent, dispersion agent, the skimmer, is any proportioning when mixing more than two kinds.
6. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 5, it is characterized in that: described sanitas is Sodium Benzoate, ZPT mould inhibitor or Witophen N.
7. according to the said water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint of claim 1, it is characterized in that:
Described first component: the weight proportion of second component is=1: 0.5～1.5;
Each raw material and shared first weight percentages of components are respectively in the first component:
Each raw material and shared second weight percentages of components are respectively in the second component:
Cement 90.0%,
Filler 10.0%.
8. the preparation method of water-emulsion organic silicon composited acrylic acid modified asphalt cement-base waterproof paint as claimed in claim 1,
It is characterized in that it comprises the steps:
1) preparation of first component: be respectively by each raw material in the first component and shared first weight percentages of components: ACRYLIC EMULSION or benzene emulsion 30～70%; Silicone resin 1～30%, emulsified bitumen 5～50%, filler 1～20%; Auxiliary agent 0.1～3%, water 1～10%; Choose each raw material, subsequent use;
Earlier emulsified bitumen is added and be heated to 60～90 ℃ in the reactor drum; Slowly add ACRYLIC EMULSION or benzene emulsion and water while stirring, insulation reaction slowly adds silicone resin after 3～20 minutes, add continued insulated and stirred reaction 10～15 minutes; Reduce to room temperature then; Add auxiliary agent and filler then, the back packing that stirs obtains the first component;
2) preparation of second component: be respectively by each raw material in the second component and shared second weight percentages of components: cement 70～100%, filler 0～30%; Choose each raw material, subsequent use;
Cement, filler are mixed the back packing in dry powder blender, obtain the second component;
3) when construction is 1: 0.5～1.5 to mix and use the back that stirs with first component, second component at the construction field (site) by weight ratio.
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