CN105694494A - Emulsified asphalt and preparation method thereof, and water-based substrate treating agent for asphalt waterproof coiled materials and preparation method thereof - Google Patents
Emulsified asphalt and preparation method thereof, and water-based substrate treating agent for asphalt waterproof coiled materials and preparation method thereof Download PDFInfo
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Abstract
The invention discloses an emulsified asphalt and a preparation method thereof, and a water-based substrate treating agent for asphalt waterproof coiled materials and a preparation method thereof. The emulsified asphalt is prepared from the following raw materials in parts by mass: 50-70 parts of asphalt, 0.2-0.7 part of cationic emulsifier, 0.15-0.35 part of nonionic emulsifier and 20-35 parts of water. The cationic emulsifier and nonionic emulsifier in the raw material formula of the emulsified asphalt are compounded according to a certain proportion, thereby emulsifying the high-solid-content asphalt, enhancing the storage stability of the obtained emulsified asphalt, enhancing the stability of the water-based substrate treating agent for asphalt waterproof coiled materials, and enhancing the binding strength between the water-based substrate treating agent and substrate.
Description
Technical field
The invention belongs to water-repellent paint technical field, be specifically related to a kind of emulsified asphalt and preparation method thereof, asphalt water-proof coiled material aqueous base treatment agent and preparation method thereof。
Background technology
Have aqueous and solvent-borne type two kinds with the matching used base treatment agent of asphalt water-proof coiled material, Main Function is to strengthen the waterproof layer bonding to basic unit, closes excessive steam and air in basic unit, it is to avoid occurred the phenomenon that drum, cavity etc. separate with basic unit after construction。
Aqueous base treatment agent is, with emulsifying agent, Colophonium is carried out the product that emulsifying prepares, and belongs to thermodynamic unstable system。Existing technology lays particular emphasis on the feature such as the environmental protection construction of aqueous base treatment agent, drying and forming-film time, but the difficult problem that unresolved solid content more high storage stability is more poor, thus also just cannot really strengthen the adhesion strength of aqueous base treatment agent and basic unit。
Summary of the invention
The technical problem to be solved is for above shortcomings in prior art, a kind of emulsified asphalt and preparation method thereof, asphalt water-proof coiled material aqueous base treatment agent and preparation method thereof are provided, cationic emulsifier and nonionic emulsifier in the composition of raw materials of the emulsified asphalt in the present invention are composite according to a certain percentage, can the Colophonium of emulsifying high solids content, the storage stability of the emulsified asphalt obtained can be promoted again, the stability of asphalt water-proof coiled material aqueous base treatment agent can also be promoted, improve the adhesion strength of aqueous base treatment agent and basic unit。
Solving the technology of the present invention problem and be employed technical scheme comprise that a kind of emulsified asphalt of offer, its composition of raw materials includes: Colophonium 50～70 mass parts, cationic emulsifier 0.2～0.7 mass parts, nonionic emulsifier 0.15～0.35 mass parts, water 20～35 mass parts。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stable emulsion Colophonium。
Preferably, described Colophonium is No. 90 asphalt and/or No. 70 asphalt。
Preferably, described cationic emulsifier is one or more in lignin, octadecyl trimethyl ammonium chloride, dimethyl alkyl benzyl amine, cetyl pyriudinium cations ammonium chloride, myristyl amide amidopropyl dimethyl benzyl ammonium chloride, double; two dodecyl dimethyl ammonium chloride；
Described nonionic emulsifier is one or more in alkylphenol polyoxyethylene (OP-10), condensation compound of alkyl phenol and epoxy ethane (OP-15), 1-monoolein, sorbitol lauric acid dibasic acid esters, polyoxyethylene ester sugar palmitic acid dibasic acid esters。Preferably, the degree of polymerization of polyoxyethylene ester sugar palmitic acid dibasic acid esters is 30。
The preparation method that the present invention also provides for a kind of above-mentioned emulsified asphalt, comprises the steps:
1) water is heated, add cationic emulsifier, nonionic emulsifier generation soap lye；
2) Colophonium is mixed with described soap lye, emulsifying, prepare emulsified asphalt。
The preparation principle of the emulsified asphalt of the concrete present invention: Colophonium becomes fine particles (such as 0.01mm-0.001mm) to be uniformly dispersed in water through high speed shear, dissolving in the emulsifier molecules in water can be adsorbed at bitumen particle interface immediately, lipophilic group one end of emulsifying agent is adsorbed in inside Colophonium, hydrophilic group one end of emulsifying agent is adsorbed in water, it is fixed on interface with pincer, thus reducing the interfacial tension of Colophonium and water。When the emulsifier molecules of Colophonium absorption reaches capacity state, the firm molecular film having certain mechanical strength of one layer of emulsified agent molecule encapsulating is formed on bitumen particle surface, make bitumen particle have hydrophilic, and be dispersed in water uniformly and stably, form emulsified asphalt。
The present invention also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 6～10 mass parts, defoamer 0～6 mass parts, stabilizer 0～1 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stabilized aqueous base treatment agent。
Preferably, described defoamer is 2～5 mass parts, and described stabilizer is 0.2～0.6 mass parts。
Preferably, the solid content of described polymer emulsion is 35～48mas%。
Preferably, described defoamer is one or more in polysiloxane-based defoamer, the fatty acid ester compounded thing defoamer of higher alcohols, sorbose alcohol defoaming agent；
Described stabilizer is one or more in polyvinyl alcohol, sodium hydroxyethlcellulose, ethylenediaminetetraacetic acid, sodium tripolyphosphate。
Preferably, described polymer emulsion is one or more in polychloroprene latex, styrene-acrylic emulsion, acrylic emulsion, ethylene-vinyl acetate。
The preparation method that the present invention also provides for a kind of above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the steps:
1) water is heated, add cationic emulsifier, nonionic emulsifier generation soap lye；
2) Colophonium is mixed with described soap lye, emulsifying, prepare emulsified asphalt；
3) add stabilizer, defoamer, polymer emulsion, prepare aqueous base treatment agent。In the method, the adding technology of stabilizer can promote the storage stability of finished product aqueous base treatment agent, and stabilizer is not adopt traditional handicraft to add in soap lye, and is added in semi-finished product emulsified asphalt。The preparation method of the aqueous base treatment agent of the present invention is to be modified forming using emulsified asphalt as semi-finished product。
Cationic emulsifier and nonionic emulsifier in the composition of raw materials of the emulsified asphalt in the present invention are composite according to a certain percentage, can the Colophonium of emulsifying high solids content, the storage stability of the emulsified asphalt obtained can be promoted again, the stability of asphalt water-proof coiled material aqueous base treatment agent can also be promoted, improve the adhesion strength of aqueous base treatment agent and basic unit。
Aqueous base treatment agent in the present invention is single-component product, non-bi-component product, it is not necessary to carry out second weighing at the construction field (site), it is to avoid cause degradation because weighing mistake。And aqueous base treatment agent environmental protection, tasteless, nontoxic, without organic volatile solvents such as benzene,toluene,xylenes；Cost is low, production technology is simple, can effectively utilize existing bitumen emulsion equipment to produce；Aqueous base treatment agent in the present invention and self-adhesion asphalt felt, SBS modified bituminous pitch coiled material etc. have good adhesive property, strengthen the waterproof roll bonding to basic unit, close excessive steam and air in basic unit, it is to avoid the phenomenon that drum, cavity etc. separate with basic unit has occurred after construction。
The solid content of the aqueous base treatment agent in the present invention is up to 60mas%, and the active constituent content of aqueous base treatment agent greatly improves, and good and asphalt water-proof coiled material the adhesion strength of dried and basic unit the compatibility of film forming is high, peel strength is high。And due to formula material reasonable price, optimum preparation condition, aqueous base treatment agent can accomplish lower cost, higher storage stability。5 days storage stabilities of aqueous base treatment agent are down to 0.5mas%, can store 180 days, still keep good construction application performance at 0 DEG C～40 DEG C。
So-called storage stability, has an index in industry, be called " 5 days storage stabilities ", it is simply that base treatment agent is loaded a transparent stabilization pipe, stands 5 days；Then stabilization pipe being divided into 3 parts from top to bottom, the solid content difference of test the top and bottom base treatment agent, if difference < is 5mas%, then it is qualified to be considered as。The aqueous base treatment agent of the present invention, the difference of 5d storage stability only has 0.5mas%, illustrates topmost and the bitumen particle distribution ratio of solid content difference aqueous little, the whole base treatment agent system of bottom is more uniform。
Detailed description of the invention
For making those skilled in the art be more fully understood that technical scheme, below in conjunction with detailed description of the invention, the present invention is described in further detail。
Embodiment 1
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 50 mass parts, cationic emulsifier 0.2 mass parts, nonionic emulsifier 0.35 mass parts, water 20 mass parts。Wherein, described Colophonium is No. 70 asphalt, and described cationic emulsifier is the mixture (mass ratio is 1:2) of dimethyl alkyl benzyl amine and cetyl pyriudinium cations ammonium chloride, and described nonionic emulsifier is sorbitol lauric acid dibasic acid esters。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stable emulsion Colophonium。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 70 asphalt heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 6 mass parts, stabilizer 1 mass parts, wherein, high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 35mas%。Wherein, described polymer emulsion is the mixture (mass ratio is 1:2) of styrene-acrylic emulsion and acrylic emulsion, and described stabilizer is ethylenediaminetetraacetic acid。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stabilized aqueous base treatment agent。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 70 asphalt heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Cationic emulsifier and nonionic emulsifier in the composition of raw materials of the emulsified asphalt in the present embodiment are composite according to a certain percentage, can the Colophonium of emulsifying high solids content, the storage stability of the emulsified asphalt obtained can be promoted again, the stability of asphalt water-proof coiled material aqueous base treatment agent can also be promoted, improve the adhesion strength of aqueous base treatment agent and basic unit, strengthen the waterproof roll bonding to basic unit, close excessive steam and air in basic unit, it is to avoid the phenomenon that drum, cavity etc. separate with basic unit has occurred after construction。
Aqueous base treatment agent in the present embodiment is single-component product, non-bi-component product, it is not necessary to carry out second weighing at the construction field (site), it is to avoid cause degradation because weighing mistake。And aqueous base treatment agent environmental protection, tasteless, nontoxic, without organic volatile solvents such as benzene,toluene,xylenes；Cost is low, production technology is simple, can effectively utilize existing bitumen emulsion equipment to produce；Aqueous base treatment agent in the present embodiment and self-adhesion asphalt felt, SBS modified bituminous pitch coiled material etc. have good adhesive property。
The solid content of the aqueous base treatment agent in the present embodiment is up to 60mas%, and the active constituent content of aqueous base treatment agent greatly improves, and good and asphalt water-proof coiled material the adhesion strength of dried and basic unit the compatibility of film forming is high, peel strength is high。And due to formula material reasonable price, optimum preparation condition, aqueous base treatment agent can accomplish lower cost, higher storage stability。5 days storage stabilities of aqueous base treatment agent are down to 0.5mas%, can store 180 days, still keep good construction application performance at 0 DEG C～40 DEG C。
Embodiment 2
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 70 mass parts, cationic emulsifier 0.5 mass parts, nonionic emulsifier 0.25 mass parts, water 24 mass parts。Wherein, described Colophonium is No. 90 Colophoniumes, and described cationic emulsifier is lignin, and described nonionic emulsifier is polyoxyethylene ester sugar palmitic acid dibasic acid esters (degree of polymerization is 30)。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2.) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 10 mass parts, defoamer 2 mass parts, wherein, high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 40mas%。Wherein, described polymer emulsion is ethylene-vinyl acetate, and described defoamer is sorbose alcohol defoaming agent。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Embodiment 3
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 60 mass parts, cationic emulsifier 0.7 mass parts, nonionic emulsifier 0.15 mass parts, water 35 mass parts。Wherein, described Colophonium is the mixture (mass ratio 1:1) of No. 70 asphalt and No. 90 asphalt, and described cationic emulsifier is dimethyl alkyl benzyl amine, and described nonionic emulsifier is alkylphenol polyoxyethylene。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) the mixture heating of No. 70 asphalt and No. 90 asphalt is mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 7 mass parts, defoamer 5 mass parts, stabilizer 0.2 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 48mas%。Wherein, described polymer emulsion is acrylic emulsion, described defoamer is the mixture (mass ratio is 3:4) of sorbose alcohol defoaming agent and polysiloxane-based defoamer, and described stabilizer is the mixture (mass ratio is 3:5) of sodium hydroxyethlcellulose and sodium tripolyphosphate。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) the mixture heating of No. 70 asphalt and No. 90 asphalt is mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Embodiment 4
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 52 mass parts, cationic emulsifier 0.35 mass parts, nonionic emulsifier 0.15 mass parts, water 35 mass parts。Wherein, described Colophonium is No. 90 asphalt of petroleum fuel Colophonium Co., Ltd in Qinhuangdao, and described cationic emulsifier is octadecyl trimethyl ammonium chloride, and described nonionic emulsifier is condensation compound of alkyl phenol and epoxy ethane。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stable emulsion Colophonium。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 6.5 mass parts, defoamer 3 mass parts, stabilizer 0.25 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 37mas%。Wherein, described polymer emulsion is ethylene-vinyl acetate, and described defoamer is sorbose alcohol defoaming agent, and described stabilizer is polyvinyl alcohol。Nonionic emulsifier has not only acted as emulsification, and by using with cationic emulsifier collocation, supplement the shortcoming that cationic emulsifier easily settles to play the effect of stabilized aqueous base treatment agent。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Adopting JC/T1069-2008 to detect, and add 5d storage stability index, result is as shown in table 1:
The physical and mechanical property detection of table 1. aqueous base treatment agent
Relative to following comparative example, the 5d storage stability of the aqueous base treatment agent in the present embodiment is greatly improved。
Cationic emulsifier and nonionic emulsifier in the composition of raw materials of the emulsified asphalt in the present embodiment are composite according to a certain percentage, can the Colophonium of emulsifying high solids content, the storage stability of the emulsified asphalt obtained can be promoted again, the stability of asphalt water-proof coiled material aqueous base treatment agent can also be promoted, improve the adhesion strength of aqueous base treatment agent and basic unit, strengthen the waterproof roll bonding to basic unit, close excessive steam and air in basic unit, it is to avoid the phenomenon that drum, cavity etc. separate with basic unit has occurred after construction。
Aqueous base treatment agent in the present embodiment is single-component product, non-bi-component product, it is not necessary to carry out second weighing at the construction field (site), it is to avoid cause degradation because weighing mistake。And aqueous base treatment agent environmental protection, tasteless, nontoxic, without organic volatile solvents such as benzene,toluene,xylenes；Cost is low, production technology is simple, can effectively utilize existing bitumen emulsion equipment to produce；Aqueous base treatment agent in the present embodiment and self-adhesion asphalt felt, SBS modified bituminous pitch coiled material etc. have good adhesive property。
The solid content of the aqueous base treatment agent in the present embodiment is up to 60mas%, and the active constituent content of aqueous base treatment agent greatly improves, and good and asphalt water-proof coiled material the adhesion strength of dried and basic unit the compatibility of film forming is high, peel strength is high。And due to formula material reasonable price, optimum preparation condition, aqueous base treatment agent can accomplish lower cost, higher storage stability。5 days storage stabilities of aqueous base treatment agent are down to 0.5mas%, can store 180 days, still keep good construction application performance at 0 DEG C～40 DEG C。
Comparative example
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 52 mass parts, cationic emulsifier 0.35 mass parts, water 35 mass parts。Wherein, described Colophonium is No. 90 asphalt of petroleum fuel Colophonium Co., Ltd in Qinhuangdao, and described cationic emulsifier is octadecyl trimethyl ammonium chloride, and described nonionic emulsifier is condensation compound of alkyl phenol and epoxy ethane。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 6.5 mass parts, defoamer 3 mass parts, stabilizer 0.25 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 37mas%。Wherein, described polymer emulsion is ethylene-vinyl acetate, and described defoamer is sorbose alcohol defoaming agent, and described stabilizer is polyvinyl alcohol。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Adopting JC/T1069-2008 to detect, and add 5d storage stability index, result is as shown in table 2:
The physical and mechanical property detection of table 2. aqueous base treatment agent
Embodiment 5
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 63 mass parts, cationic emulsifier 0.5 mass parts, nonionic emulsifier 0.2 mass parts, water 30 mass parts。Wherein, described Colophonium is No. 90 asphalt of Qilu Petrochemical, and described cationic emulsifier is myristyl amide amidopropyl dimethyl benzyl ammonium chloride, and described nonionic emulsifier is sorbitol lauric acid dibasic acid esters。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 8 mass parts, defoamer 3.5 mass parts, stabilizer 0.3 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 42mas%。Wherein, described polymer emulsion is polychloroprene latex, and described defoamer is polysiloxane-based defoamer, and described stabilizer is sodium hydroxyethlcellulose。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Adopting JC/T1069-2008 to detect, and add 5d storage stability index, result such as table 3 shows:
The physical and mechanical property detection of table 3 aqueous base treatment agent
Embodiment 6
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 70 mass parts, cationic emulsifier 0.7 mass parts, nonionic emulsifier 0.3 mass parts, water 25 mass parts。Wherein, described Colophonium is Jiangyin 90 asphalt, and described cationic emulsifier is double; two dodecyl dimethyl ammonium chloride, and described nonionic emulsifier is alkylphenol polyoxyethylene。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 9.5 mass parts, defoamer 4 mass parts, stabilizer 0.6 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 45mas%。Wherein, described polymer emulsion is polychloroprene latex, and described defoamer is polysiloxane-based defoamer, and described stabilizer is polyvinyl alcohol。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
Adopting JC/T1069-2008 to detect, and add 5d storage stability index, result is table 4 such as:
The physical and mechanical property detection of table 4 aqueous base treatment agent
Embodiment 7
The present embodiment provides a kind of emulsified asphalt, and its composition of raw materials includes: Colophonium 53 mass parts, cationic emulsifier 0.55 mass parts, nonionic emulsifier 0.19 mass parts, water 20 mass parts。Wherein, described Colophonium is No. 90 Colophoniumes, and described cationic emulsifier is double; two dodecyl dimethyl ammonium chloride, and described nonionic emulsifier is the mixture (mass ratio is 1:3) of 1-monoolein and sorbitol lauric acid dibasic acid esters。
The preparation method that the present embodiment also provides for above-mentioned emulsified asphalt, carries out according to above-mentioned formula, comprises the steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt。
The present embodiment also provides for a kind of asphalt water-proof coiled material aqueous base treatment agent, its composition of raw materials includes: the composition of raw materials of above-mentioned emulsified asphalt, described aqueous base treatment agent also includes: polymer emulsion 9 mass parts, defoamer 6 mass parts, stabilizer 0.4 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt, and the solid content of described polymer emulsion is 41mas%。Wherein, described polymer emulsion is styrene-acrylic emulsion, and described defoamer is the fatty acid ester compounded thing defoamer of higher alcohols, and described stabilizer is sodium tripolyphosphate。
The preparation method that the present embodiment also provides for above-mentioned asphalt water-proof coiled material aqueous base treatment agent, comprises the following steps:
1) adding water, heating by formula, add cationic emulsifier, nonionic emulsifier, stirring, to dissolving, generates soap lye；
2) No. 90 Colophonium heating are mixed with soap lye, emulsifying, by colloid mill, prepare emulsified asphalt；
3) in emulsified asphalt, add stabilizer, defoamer, stirring, add polymer emulsion, stirring, prepare aqueous base treatment agent finished product。
It is understood that the principle that is intended to be merely illustrative of the present of embodiment of above and the illustrative embodiments that adopts, but the invention is not limited in this。For those skilled in the art, without departing from the spirit and substance in the present invention, it is possible to make various modification and improvement, these modification and improvement are also considered as protection scope of the present invention。
Claims (10)
1. an emulsified asphalt, it is characterised in that its composition of raw materials includes: Colophonium 50～70 mass parts, cationic emulsifier 0.2～0.7 mass parts, nonionic emulsifier 0.15～0.35 mass parts, water 20～35 mass parts。
2. emulsified asphalt according to claim 1, it is characterised in that described Colophonium is No. 90 asphalt and/or No. 70 asphalt。
3. emulsified asphalt according to claim 1 and 2, it is characterized in that, described cationic emulsifier is one or more in lignin, octadecyl trimethyl ammonium chloride, dimethyl alkyl benzyl amine, cetyl pyriudinium cations ammonium chloride, myristyl amide amidopropyl dimethyl benzyl ammonium chloride, double; two dodecyl dimethyl ammonium chloride；
Described nonionic emulsifier is one or more in alkylphenol polyoxyethylene, condensation compound of alkyl phenol and epoxy ethane, 1-monoolein, sorbitol lauric acid dibasic acid esters, polyoxyethylene ester sugar palmitic acid dibasic acid esters。
4. the preparation method of the emulsified asphalt in a claims 1 to 3 any one, it is characterised in that comprise the steps:
1) water is heated, add cationic emulsifier, nonionic emulsifier generation soap lye；
2) Colophonium heating is mixed with described soap lye, emulsifying, prepare emulsified asphalt。
5. an asphalt water-proof coiled material aqueous base treatment agent, it is characterized in that, its composition of raw materials includes: the composition of raw materials of the emulsified asphalt in claims 1 to 3 any one, described aqueous base treatment agent also includes: polymer emulsion 6～10 mass parts, defoamer 0～6 mass parts, stabilizer 0～1 mass parts, wherein, the high polymer in described polymer emulsion can with the Colophonium generation cross-linking reaction in the composition of raw materials of described emulsified asphalt。
6. asphalt water-proof coiled material aqueous base treatment agent according to claim 5, it is characterised in that described defoamer is 2～5 mass parts, and described stabilizer is 0.2～0.6 mass parts。
7. asphalt water-proof coiled material aqueous base treatment agent according to claim 5, it is characterised in that the solid content of described polymer emulsion is 35～48mas%。
8. asphalt water-proof coiled material aqueous base treatment agent according to claim 5, it is characterised in that described defoamer is one or more in polysiloxane-based defoamer, the fatty acid ester compounded thing defoamer of higher alcohols, sorbose alcohol defoaming agent；
Described stabilizer is one or more in polyvinyl alcohol, sodium hydroxyethlcellulose, ethylenediaminetetraacetic acid, sodium tripolyphosphate。
9. the asphalt water-proof coiled material aqueous base treatment agent according to claim 5～8 any one, it is characterised in that described polymer emulsion is one or more in polychloroprene latex, styrene-acrylic emulsion, acrylic emulsion, ethylene-vinyl acetate。
10. the asphalt water-proof coiled material preparation method of aqueous base treatment agent described in any one in a claim 5～9, it is characterised in that comprise the steps:
1) water is heated, add cationic emulsifier, nonionic emulsifier generation soap lye；
2) Colophonium heating is mixed with described soap lye, emulsifying, prepare emulsified asphalt；
3) add stabilizer, defoamer, polymer emulsion, prepare aqueous base treatment agent。
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