CN112708159A - High-performance stretch-resistant nano modified strong cross membrane and preparation method thereof - Google Patents
High-performance stretch-resistant nano modified strong cross membrane and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a high-performance stretch-resistant nano modified strong cross membrane and a preparation method thereof. The surface of the zirconium modified phosphogypsum is provided with a large number of binding sites, so that the degree of adhesion between the crossed membrane and a cement base is enhanced, water permeation is prevented, the moisture absorption is realized, the density is increased after water absorption saturation, the permeation of water molecules is prevented, the moisture evaporation is realized after drying, the density is recovered, and the durability is increased. The chloroethane hydrolyzes to release heat to evaporate water, so that the water is prevented from damaging the crossed film, the reaction is carried out in the reverse direction after the water is evaporated, a large amount of heat is absorbed, the heat on the house is taken away, and the house is cool. When the crossed membrane is on fire, the mercurous chloride reacts with the dilute hydrochloric acid to generate mercurous chloride membrane to cover the fire point, so that the mercury ions absorb heat while isolating oxygen, the temperature is reduced to be lower than the fire point to extinguish the fire, and the fire is prevented.
Description
Technical Field
The invention relates to the technical field of waterproof coiled materials, in particular to a high-performance stretch-resistant nano modified strong cross membrane and a preparation method thereof.
Background
The earth has different types of water such as atmospheric water, underground water and the like besides surface water which is used and seen by people at ordinary times, various buildings are in contact with the different types of water and can be damaged to different degrees, and moisture absorption, capillary, erosion and freeze thawing can cause harm to the buildings, not only can locally influence the use of the buildings, but also can shorten the service life of the buildings on the whole. Under the insolation of high temperature, waterproofing membrane absorbs the heat and leads to temperature rise in the house, and is uncomfortable for people, and waterproofing membrane leads to the rainwater seepage because not compact with the cement base laminating for a bit, and the seepage does not need a large amount of funds of cost and labour to reprocess, but also can seriously influence user's normal use, and the serious seepage in house, in the long run, can make the interior wall of room big piece peel off, serious still can arouse the circuit short circuit and arouse the conflagration.
Therefore, it is necessary to design a high-performance stretch-resistant nano modified strong cross membrane which can prevent leakage and water evaporation from preventing the waterproof material from being damaged by soaking and can absorb heat of houses at high temperature.
Disclosure of Invention
The invention aims to provide a high-performance stretch-resistant nano modified strong crossed membrane to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: a high-performance stretch-resistant nano modified strong cross membrane comprises the following raw materials in parts by weight:
20-30 parts of zirconium modified phosphogypsum, 20-30 parts of chloroethane condensate, 15-20 parts of mercury nitrate solution, 15-20 parts of sodium chloride electrolyte, 5-10 parts of tackifier, 5-10 parts of softener, 5-10 parts of coupling agent and 30-50 parts of rubber.
Preferably, the zirconium modified phosphogypsum is prepared by calcining and activating phosphogypsum by calcium oxide and modifying the phosphogypsum by zirconium oxychloride.
Preferably, the dry water is prepared by adding silicon dioxide and aluminum hydroxide into a mixed solution of glycerol, water and silver nitrate and stirring.
Preferably, the chloroethane condensate is obtained by adsorbing chloroethane with dry water.
Preferably, the tackifier is one of polyterpene resin, polystyrene resin, phenol resin and xylene resin, and has the functions of both the tackifier and the softener.
Preferably, the coupling agent is one of vinyltriethoxysilane, vinyltrimethoxysilane and triisostearoyl isopropyl titanate.
The second aspect of the invention provides a preparation method of a high-performance stretch-resistant nano modified strong cross membrane, which comprises the following steps:
(1) preparing zirconium modified phosphogypsum;
(2) preparing chloroethane condensate;
(3) preparing an asphalt-based crossed membrane;
(4) uniformly coupling zirconium modified phosphogypsum on the surface of rubber to prepare a self-adhesive layer, pressing a chloroethane condensate after uniformly stirring to form a film, coupling the film on an asphalt base to prepare a waterproof layer, and compressing by using the rubber as a film layer to prepare a high-performance stretch-resistant nano modified strong cross film;
preferably, in the step (1): grinding the phosphogypsum in a ball mill for 30min, taking out, passing through a 0.075mm screen to obtain phosphogypsum powder, and mixing the powder with calcium oxide according to a mass ratio of 1: 1, controlling the mixed calcination temperature at 950 ℃ and calcining for 4 hours to prepare activated phosphogypsum powder; dissolving zirconium oxychloride analytically pure in distilled water, fixing the volume in a 250ml volumetric flask to obtain a zirconium oxychloride solution, soaking the activated phosphogypsum powder in the zirconium oxychloride solution for 1h, taking out, filtering and drying to obtain the zirconium modified phosphogypsum.
Preferably, in the step (2): mixing glycerol and water according to the proportion of 1.53: 5, mixing uniformly, adding the mixture and 1.53 parts of glycerol: 1, adding the obtained mixed liquid into a stirrer, and adding a silver nitrate solution mixed with glycerol 1.53: 3.16: 2, after gas phase method silicon dioxide and aluminum hydroxide, stirring for 5min at 2400rmp/min to prepare dry water; putting the dry water material into a reaction kettle with a stirrer, introducing chloroethane, continuously stirring, reacting for 2h at the stirring temperature of 60 ℃, and preserving heat for 1h after the reaction is finished to obtain chloroethane condensate.
Preferably, in the step (3): when the crossed membrane asphalt base is manufactured, stretching the asphalt base, then soaking the asphalt base into a mercuric nitrate solution, kneading the asphalt base after soaking for five days, soaking the asphalt base for five days again after stretching, drying the asphalt base, then carrying out nano crushing, then carrying out heating smelting, cooling and stretching, and then soaking the asphalt base for three days again to prepare the mercury-containing asphalt base; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for a week, drying, uniformly paving a layer of mercuric chloride polyion liquid solution, and compressing by external force to prepare the asphalt-based crossed membrane.
Compared with the prior art, the invention has the following beneficial effects:
the phosphogypsum is a solid waste generated in a wet-process phosphoric acid process, the main component is calcium sulfate hemihydrate which is mainly used, and zirconium oxychloride is used as a modifier to modify the phosphogypsum to prepare zirconium modified phosphogypsum; adding zirconium modified phosphogypsum into the crossed membrane material, wherein the zirconium modified phosphogypsum promotes tricalcium aluminate in cement to generate a calcium aluminate hydration reaction, and the generated hydrophobic particles can be attached to the surface of the crossed membrane to block the contact between the interior of the crossed membrane and water, so that the coagulation delay of the crossed membrane is achieved; the main component of the phosphogypsum modified by zirconium is calcium salt, a large number of binding sites are arranged on the surface of the phosphogypsum, the degree of adhesion between a cross membrane and a cement base can be enhanced, the capillary siphonage phenomenon is reduced, the water permeation is further prevented, the anti-seepage effect is achieved, the modified phosphogypsum has strong hygroscopicity, the relative density is increased after the water absorption reaches saturation, the permeation of water molecules is prevented, the anti-seepage effect is achieved again, after the phosphogypsum is dried, the moisture absorbed by the modified phosphogypsum is evaporated, the original density is recovered, and the waterproof durability of the cross membrane is increased.
Chloroethane is an organic colorless gas, and is adsorbed by dry water to generate chloroethane condensate; adding chloroethane condensate into a crossed membrane, desorbing chloroethane from dry water after contacting with water, reacting with water to generate ethanol and release chloride ions, wherein before the chloride ions directly generate hydrochloric acid, the water forcibly reacts with the chloride ions to generate hydrochloric acid and hypochlorous acid, and a large amount of heat is released, the released heat evaporates the water on the crossed membrane, so that the water is prevented from remaining on the crossed membrane to damage the crossed membrane, gypsum on the crossed membrane is alkaline and neutralizes the hydrochloric acid, on one hand, the corrosion of the hydrochloric acid on the crossed membrane is prevented, and on the other hand, the heat released by the neutralization reaction can accelerate the evaporation of the water in the crossed membrane; after the rain stops, the moisture is reduced, the reaction is carried out in the reverse direction, a large amount of heat is absorbed, and the heat on the house is taken away, so that the interior of the house is cool; a series of reactions of the chloroethane condensate on the crossed film realize the protection of the crossed film and make the house cool and comfortable while the crossed film is prevented from leaking.
The friction between the crossed film and the cement base can generate electrostatic acting force and heat, and the temperature is increased under the sun exposure, so that the local fire is easy to generate; when the crossed membrane asphalt base is manufactured, adding zirconium modified phosphogypsum into the asphalt base, uniformly mixing, stretching, immersing into a mercuric nitrate solution after stretching, embedding mercury ions into asphalt molecules, kneading after immersing for five days, uniformly distributing the mercury ions in the asphalt base, immersing for five days again after stretching, drying, nano-crushing to make the distribution of the mercury ions more uniform, then heating and smelting, immersing for three days again after cooling and stretching to make a large amount of mercury ions adsorbed on the surface of the asphalt base, facilitating the contact and the heating of mercury chloride and the mercury ions, and manufacturing the mercury-containing asphalt base; after the water is evaporated, the asphalt particles are close to wrap the mercury ions in the asphalt; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for one week to enable chloride ions to be gathered on the surface of the rubber, uniformly paving a layer of mercuric chloride polyion liquid solution, and finally sealing chloroethane condensate in the rubber with the gathered chloride ions and compressing the rubber through an external force to prepare the asphalt-based crossed membrane.
When the crossed membrane is ignited, the mercury chloride polyion liquid gathers at the highest heat quantity point and expands with heat, when a certain temperature is reached, the crossed membrane is burst, the mercury chloride polyion liquid in the crossed membrane bursts out, the mercury chloride and mercury ions are contacted to generate mercurous chloride, hydrogen ions in the ionic liquid react with chloride ions on the surface of the crossed membrane to generate dilute hydrochloric acid, the dilute hydrochloric acid reacts with the mercurous chloride to generate mercurous chloride membrane to cover the ignition point, the mercury ions absorb heat while oxygen is isolated, the temperature is reduced to be lower than the ignition point to extinguish fire, and fire is prevented.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides the technical scheme that: a high-performance stretch-resistant nano modified strong cross membrane comprises the following raw materials in parts by weight:
20-30 parts of zirconium modified phosphogypsum, 20-30 parts of chloroethane condensate, 15-20 parts of mercury nitrate solution, 15-20 parts of sodium chloride electrolyte, 5-10 parts of tackifier, 5-10 parts of softener, 5-10 parts of coupling agent and 30-50 parts of rubber.
Preferably, the zirconium modified phosphogypsum is prepared by calcining and activating phosphogypsum by calcium oxide and modifying the phosphogypsum by zirconium oxychloride.
Preferably, the dry water is prepared by adding silicon dioxide and aluminum hydroxide into a mixed solution of glycerol, water and silver nitrate and stirring.
Preferably, the chloroethane condensate is obtained by adsorbing chloroethane with dry water.
Preferably, the tackifier is one of polyterpene resin, polystyrene resin, phenol resin and xylene resin, and functions as a pitch tackifier and a softener.
Preferably, the coupling agent is one of vinyltriethoxysilane, vinyltrimethoxysilane and triisostearoyl isopropyl titanate.
The second aspect of the invention provides a preparation method of a high-performance stretch-resistant nano modified strong cross membrane, which comprises the following steps:
(1) preparing zirconium modified phosphogypsum;
(2) preparing chloroethane condensate;
(3) preparing an asphalt-based crossed membrane;
(4) uniformly coupling zirconium modified phosphogypsum on the surface of rubber to prepare a self-adhesive layer, pressing a chloroethane condensate after uniformly stirring to form a film, coupling the film on an asphalt base to prepare a waterproof layer, and compressing by using the rubber as a film layer to prepare a high-performance stretch-resistant nano modified strong cross film;
preferably, in the step (1): grinding the phosphogypsum in a ball mill for 30min, taking out, passing through a 0.075mm screen to obtain phosphogypsum powder, and mixing the powder with calcium oxide according to a mass ratio of 1: 1, controlling the mixed calcination temperature at 950 ℃ and calcining for 4 hours to prepare activated phosphogypsum powder; dissolving zirconium oxychloride analytically pure in distilled water, fixing the volume in a 250ml volumetric flask to obtain a zirconium oxychloride solution, soaking the activated phosphogypsum powder in the zirconium oxychloride solution for 1h, taking out, filtering and drying to obtain the zirconium modified phosphogypsum.
Preferably, in the step (2): mixing glycerol and water according to the proportion of 1.53: 5, mixing uniformly, adding the mixture and 1.53 parts of glycerol: 1, adding the obtained mixed liquid into a stirrer, and adding a silver nitrate solution mixed with glycerol 1.53: 3.16: 2, after gas phase method silicon dioxide and aluminum hydroxide, stirring for 5min at 2400rmp/min to prepare dry water; putting the dry water material into a reaction kettle with a stirrer, introducing chloroethane, continuously stirring, reacting for 2h at the stirring temperature of 60 ℃, and preserving heat for 1h after the reaction is finished to obtain chloroethane condensate.
Preferably, in the step (3): when the crossed membrane asphalt base is manufactured, stretching the asphalt base, then soaking the asphalt base into a mercuric nitrate solution, kneading the asphalt base after soaking for five days, soaking the asphalt base for five days again after stretching, drying the asphalt base, then carrying out nano crushing, then carrying out heating smelting, cooling and stretching, and then soaking the asphalt base for three days again to prepare the mercury-containing asphalt base; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for a week, drying, uniformly paving a layer of mercuric chloride polyion liquid solution, and compressing by external force to prepare the asphalt-based crossed membrane.
Example 1: a high-performance stretch-resistant nano modified strong cross membrane I:
a high-performance stretch-resistant nano modified strong cross membrane comprises the following components in parts by weight:
15 parts of zirconium modified phosphogypsum, 15 parts of chloroethane condensate, 17 parts of mercury nitrate solution, 17 parts of sodium chloride electrolyte, 8 parts of tackifier, 8 parts of softener, 8 parts of coupling agent and 40 parts of rubber.
The preparation method of the crossed film comprises the following steps:
(1) preparing zirconium modified phosphogypsum;
(2) preparing chloroethane condensate;
(3) preparing an asphalt-based crossed membrane;
(4) uniformly coupling zirconium modified phosphogypsum on the surface of rubber to prepare a self-adhesive layer, pressing a chloroethane condensate after uniformly stirring to form a film, coupling the film on an asphalt base to prepare a waterproof layer, and compressing by using the rubber as a film layer to prepare a high-performance stretch-resistant nano modified strong cross film;
preferably, in the step (1): grinding the phosphogypsum in a ball mill for 30min, taking out, passing through a 0.075mm screen to obtain phosphogypsum powder, and mixing the powder with calcium oxide according to a mass ratio of 1: 1, controlling the mixed calcination temperature at 950 ℃ and calcining for 4 hours to prepare activated phosphogypsum powder; dissolving zirconium oxychloride analytically pure in distilled water, fixing the volume in a 250ml volumetric flask to obtain a zirconium oxychloride solution, soaking the activated phosphogypsum powder in the zirconium oxychloride solution for 1h, taking out, filtering and drying to obtain the zirconium modified phosphogypsum.
Preferably, in the step (2): mixing glycerol and water according to the proportion of 1.53: 5, mixing uniformly, adding the mixture and 1.53 parts of glycerol: 1, adding the obtained mixed liquid into a stirrer, and adding a silver nitrate solution mixed with glycerol 1.53: 3.16: 2, after gas phase method silicon dioxide and aluminum hydroxide, stirring for 5min at 2400rmp/min to prepare dry water; putting the dry water material into a reaction kettle with a stirrer, introducing chloroethane, continuously stirring, reacting for 2h at the stirring temperature of 60 ℃, and preserving heat for 1h after the reaction is finished to obtain chloroethane condensate.
Preferably, in the step (3): when the crossed membrane asphalt base is manufactured, stretching the asphalt base, then soaking the asphalt base into a mercuric nitrate solution, kneading the asphalt base after soaking for five days, soaking the asphalt base for five days again after stretching, drying the asphalt base, then carrying out nano crushing, then carrying out heating smelting, cooling and stretching, and then soaking the asphalt base for three days again to prepare the mercury-containing asphalt base; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for a week, drying, uniformly paving a layer of mercuric chloride polyion liquid solution, and compressing by external force to prepare the asphalt-based crossed membrane.
Example 2, a high-performance stretch-resistant nano-modified strong cross membrane II:
a high-performance stretch-resistant nano modified strong cross membrane comprises the following components in parts by weight:
30 parts of zirconium modified phosphogypsum, 30 parts of chloroethane condensate, 20 parts of mercury nitrate solution, 20 parts of sodium chloride electrolyte, 10 parts of tackifier, 10 parts of softener, 10 parts of coupling agent and 50 parts of rubber.
The preparation method of the crossed film comprises the following steps:
(1) preparing zirconium modified phosphogypsum;
(2) preparing chloroethane condensate;
(3) preparing an asphalt-based crossed membrane;
(4) uniformly coupling zirconium modified phosphogypsum on the surface of rubber to prepare a self-adhesive layer, pressing a chloroethane condensate after uniformly stirring to form a film, coupling the film on an asphalt base to prepare a waterproof layer, and compressing by using the rubber as a film layer to prepare a high-performance stretch-resistant nano modified strong cross film;
preferably, in the step (1): grinding the phosphogypsum in a ball mill for 30min, taking out, passing through a 0.075mm screen to obtain phosphogypsum powder, and mixing the powder with calcium oxide according to a mass ratio of 1: 1, controlling the mixed calcination temperature at 950 ℃ and calcining for 4 hours to prepare activated phosphogypsum powder; dissolving zirconium oxychloride analytically pure in distilled water, fixing the volume in a 250ml volumetric flask to obtain a zirconium oxychloride solution, soaking the activated phosphogypsum powder in the zirconium oxychloride solution for 1h, taking out, filtering and drying to obtain the zirconium modified phosphogypsum.
Preferably, in the step (2): mixing glycerol and water according to the proportion of 1.53: 5, mixing uniformly, adding the mixture and 1.53 parts of glycerol: 1, adding the obtained mixed liquid into a stirrer, and adding a silver nitrate solution mixed with glycerol 1.53: 3.16: 2, after gas phase method silicon dioxide and aluminum hydroxide, stirring for 5min at 2400rmp/min to prepare dry water; putting the dry water material into a reaction kettle with a stirrer, introducing chloroethane, continuously stirring, reacting for 2h at the stirring temperature of 60 ℃, and preserving heat for 1h after the reaction is finished to obtain chloroethane condensate.
Preferably, in the step (3): when the crossed membrane asphalt base is manufactured, stretching the asphalt base, then soaking the asphalt base into a mercuric nitrate solution, kneading the asphalt base after soaking for five days, soaking the asphalt base for five days again after stretching, drying the asphalt base, then carrying out nano crushing, then carrying out heating smelting, cooling and stretching, and then soaking the asphalt base for three days again to prepare the mercury-containing asphalt base; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for a week, drying, uniformly paving a layer of mercuric chloride polyion liquid solution, and compressing by external force to prepare the asphalt-based crossed membrane.
Comparative example 1:
the common cross-linked film component comprises, by weight, 5 parts of asphalt, 5 parts of a waterproof layer, 5 parts of an adhesive layer, 8 parts of a tackifier, 8 parts of a softener, 8 parts of a coupling agent and 40 parts of rubber.
The preparation method of the crossed membrane comprises the following steps:
the method comprises the following steps: weighing 5 parts by weight of asphalt as a base and 8 parts by weight of softener, and uniformly mixing and stirring at 800 ℃, 600r/min for 3 h;
step two: weighing 15 parts by weight of rubber as a support of a waterproof layer, and uniformly mixing and stirring 5 parts by weight of the waterproof layer at the mixing temperature of 600 ℃, the rotation speed of 400r/min and the stirring time of 3 h;
step three: weighing 5 parts by weight of the sticky layer and 8 parts by weight of the tackifier, mixing and stirring uniformly, wherein the mixing temperature is 600 ℃, the rotating speed is 400r/min, and the stirring time is 3 hours;
step four: and (3) uniformly stirring 8 parts by weight of coupling agent, paving the substances prepared in the first step, the second step and the third step in sequence, coating the coupling agent, and drying to obtain the cross membrane.
Comparative example 2
Comparative example 2 was formulated as in example 1. The preparation method of the crossed film is different from that of example 1 only in that the preparation of steps (1) and (2) is not performed, and the rest of the preparation steps are the same as those of example 1.
Comparative example 3
The formulation of comparative example 3 was the same as example 1. The preparation method of the crossed film is different from that of example 1 only in that the preparation of steps (3) and (4) is not performed, and the rest of the preparation steps are the same as those of example 1.
Test example 1
1. Test method
The cross-membranes prepared in example 1 and comparative example 2 were used for sodium oleate sorption testing. Respectively taking the area of 1cm2The organic carbon content in the liquid is measured after the sodium oleate solution with the concentration of 100mg/L and the volume of 100ml is put into the liquid for adsorption and is continuously stirred for 1 hour by a constant temperature digital display magnetic stirrer.
2. Test results
Adsorption test results for sodium crossed-membrane oleate prepared in example 1 and comparative example 2:
| cross membrane type | Example 1 | Comparative example 1 |
| Organic carbon content | 13.396 | 61.471 |
The permeability of sodium oleate is much stronger than that of water, sodium oleate is used as an adsorption experiment to determine the permeation effect of sodium oleate, and the table shows that the high-performance stretch-resistant nano modified strong cross membrane prepared in example 1 has a better adsorption effect on sodium oleate, which indicates that the zirconium modified phosphogypsum plays a main role. The phosphogypsum modified by zirconium has strong hygroscopicity, the relative density can be increased after water absorption saturation, the permeation of water molecules is prevented, and the effect of preventing seepage is achieved.
Test example 2
1. Test method
The exothermic test was performed using the cross-films prepared in example 1 and comparative example 3. Respectively taking 1cm2The crossed films prepared in example 1 and comparative example 3 were placed in a beaker, a thermometer was placed, 100ml of distilled water having a temperature of 20 ℃ was added, and the value on the thermometer was read after ten minutes.
2. Test results
Results of the cross-membrane exotherm test prepared in example 1 and comparative example 2:
as can be seen from the above table, the temperature of the high-performance stretch-proofing nano modified strong cross film prepared in example 1 is increased, which indicates that the high-performance stretch-proofing nano modified strong cross film can emit a large amount of heat when meeting water, and the water on the cross film is evaporated while the cross film is prevented from leaking, so as to prevent the water from remaining on the cross film and causing damage to the cross film, and the moisture is reduced during drying, and the temperature is lowered and absorbs heat, so that the house is cool and comfortable.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A high-performance stretch-resistant nano modified strong cross membrane is characterized by comprising the following raw materials in parts by weight: 20-30 parts of zirconium modified phosphogypsum, 20-30 parts of chloroethane condensate, 15-20 parts of mercury nitrate solution, 15-20 parts of sodium chloride electrolyte, 5-10 parts of tackifier, 5-10 parts of softener, 5-10 parts of coupling agent and 30-50 parts of rubber.
2. The high-performance stretch-resistant nano modified strong cross membrane as claimed in claim 1, wherein: the zirconium modified phosphogypsum is prepared by calcining and activating phosphogypsum by calcium oxide and modifying the phosphogypsum by zirconium oxychloride.
3. The high-performance stretch-resistant nano modified strong cross membrane as claimed in claim 2, wherein: the dry water is prepared by adding silicon dioxide and aluminum hydroxide into a mixed solution of glycerol, water and silver nitrate and stirring.
4. The high-performance stretch-resistant nano modified strong cross membrane as claimed in claim 3, wherein: the chloroethane condensate is prepared by adsorbing chloroethane by using dry water.
5. The high-performance stretch-resistant nano modified strong cross membrane as claimed in claim 4, wherein: the tackifier is one of polyterpene resin, polystyrene resin, phenolic resin and xylene resin.
6. The high-performance stretch-resistant nano modified strong cross membrane as claimed in claim 5, wherein: the coupling agent is one of vinyl triethoxysilane, vinyl trimethoxysilane and triisostearoyl isopropyl titanate.
7. A preparation method of a high-performance stretch-resistant nano modified strong cross membrane is characterized by comprising the following specific steps:
(1) preparing zirconium modified phosphogypsum;
(2) preparing chloroethane condensate;
(3) preparing an asphalt-based crossed membrane;
(4) the preparation method comprises the steps of uniformly coupling zirconium modified phosphogypsum on the surface of rubber to prepare a self-adhesive layer, pressing a chloroethane condensate after uniform stirring into a film shape, coupling the film shape on an asphalt base to prepare a waterproof layer, and compressing by taking the rubber as a film layer to prepare the high-performance stretch-resistant nano modified strong cross film.
8. The method for preparing the high-performance stretch-resistant nano modified strong cross membrane according to claim 7, wherein in the step (1): grinding the phosphogypsum in a ball mill for 30min, taking out, passing through a 0.075mm screen to obtain phosphogypsum powder, and mixing the powder with calcium oxide according to a mass ratio of 1: 1, controlling the mixed calcination temperature at 950 ℃ and calcining for 4 hours to prepare activated phosphogypsum powder; dissolving zirconium oxychloride analytically pure in distilled water, fixing the volume in a 250ml volumetric flask to obtain a zirconium oxychloride solution, soaking the activated phosphogypsum powder in the zirconium oxychloride solution for 1h, taking out, filtering and drying to obtain the zirconium modified phosphogypsum.
9. The method for preparing the high-performance stretch-resistant nano modified strong cross membrane according to claim 8, wherein in the step (2): mixing glycerol and water according to the proportion of 1.53: 5, mixing uniformly, adding the mixture and 1.53 parts of glycerol: 1, adding the obtained mixed liquid into a stirrer, and adding a silver nitrate solution mixed with glycerol 1.53: 3.16: 2, after gas phase method silicon dioxide and aluminum hydroxide, stirring for 5min at 2400rmp/min to prepare dry water; putting the dry water material into a reaction kettle with a stirrer, introducing chloroethane, continuously stirring, reacting for 2h at the stirring temperature of 60 ℃, and preserving heat for 1h after the reaction is finished to obtain chloroethane condensate.
10. The method for preparing the high-performance stretch-resistant nano modified strong cross membrane according to claim 9, wherein in the step (3): when the crossed membrane asphalt base is manufactured, stretching the asphalt base, then soaking the asphalt base into a mercuric nitrate solution, kneading the asphalt base after soaking for five days, soaking the asphalt base for five days again after stretching, drying the asphalt base, then carrying out nano crushing, then carrying out heating smelting, cooling and stretching, and then soaking the asphalt base for three days again to prepare the mercury-containing asphalt base; stretching the rubber on the surface layer of the crossed membrane, soaking the crossed membrane in sodium chloride electrolyte for a week, drying, uniformly paving a layer of mercuric chloride polyion liquid solution, and compressing by external force to prepare the asphalt-based crossed membrane.
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