540 results about "Bituminous waterproofing" patented technology

The utility model discloses a modified asphalt waterproof coiled material construction laying device, and belongs to the technical field of coiled material laying, the modified asphalt waterproof coiled material construction laying device comprises a first mounting plate, a damping mechanism is arranged at the top end of the first mounting plate, a second mounting plate is fixedly mounted at the top end of the damping mechanism, and a laying mechanism is arranged on the top surface of the second mounting plate; and a motor protection shell is fixedly mounted in the first mounting plate and located on one side of the laying mechanism. A pushing handle is pushed to enable the laying mechanism to conduct laying, the fire spraying mechanism heats the laying mechanism, a first cleaning brush and a second cleaning brush are located in front of the laying mechanism, a motor drives a rotating shaft to rotate, and a first gear and a second gear are meshed to drive the rotating shaft to rotate; the first cleaning brush and the second cleaning brush rotate synchronously to clean the bottom surface, so that the ground to be paved by the paving mechanism can be cleaned, the cleanliness of the ground can be improved, the paving effect of the waterproof coiled material can be improved, and the waterproof effect after paving can be improved.

The application relates to the technical field of waterproof coiled materials, in particular to a preparation method of an anti-aging modified asphalt waterproof coiled material, which comprises a polyethylene film, a base layer and a modified asphalt base body, wherein the modified asphalt base body comprises the following raw materials in parts by weight: 45-60 parts of asphalt, 10-15 parts of SBS elastomer, 8-12 parts of a softening agent, 3-5 parts of a waterproof functional agent, 4-6 parts of an anti-aging agent, 5-9 parts of SBR, 5-10 parts of a composite filler and 0.03-0.05 parts of an initiator; the anti-aging modified asphalt waterproof coiled material prepared by the method has excellent waterproof performance, heat aging resistance and ultraviolet aging resistance, and the anti-aging modified asphalt waterproof coiled material also has a complex network structure, which endows the base body with excellent mechanical properties.

The present invention relates to the technical field of waterproof coatings, and discloses a preparation device for an elastomer-modified asphalt waterproof coating, comprising a stator with a material guide cavity provided therein and a rotor arranged inside the material guide cavity, a grinding zone is formed between the rotor and the stator, and a material blocking plate is arranged in the grinding zone to slow down the flow speed of the material in the grinding zone. By arranging a material blocking plate in the grinding zone to hinder the flowing material, the flow speed of the material in the grinding zone is slowed down, so as to increase the grinding time of the material in the grinding zone, increase the time of grinding the material once, and thus make the material more fully ground.

The invention relates to the technical field of waterproof materials, and particularly discloses a self-adhesive polymer modified asphalt waterproof material as well as a preparation method and application thereof. The self-adhesive polymer modified asphalt waterproof material is prepared from the following raw materials in parts by mass: 45 to 55 parts of asphalt, 8 to 12 parts of softening oil, 10 to 15 parts of modifier, 8 to 12 parts of desulfurized rubber and 10 to 15 parts of filler, the modifier comprises the following raw materials: an ethylene-octylene copolymer, butadiene styrene rubber, coumarone resin and a functional modified material; the functional modified material is prepared from illite and phthalic acid ester. Through the design of the modifier and the proportion design of the raw material components, the synergistic interaction effect of the raw materials is fully played, the comprehensive performance of the waterproof material is improved, and the self-adhesive polymer modified asphalt waterproof coiled material prepared from the waterproof material has excellent high and low temperature properties, persistent adhesivity, peel strength, aging resistance and water resistance.

The invention relates to the technical field of waterproof coiled materials, in particular to a preparation method of an anti-aging modified asphalt waterproof coiled material, the anti-aging modified asphalt waterproof coiled material comprises a polyethylene film, a tire base layer and a modified asphalt matrix, comprising the following raw materials: 45-60 parts of asphalt, 10-15 parts of an SBS elastomer, 8-12 parts of a softening agent, 3-5 parts of a waterproof functional agent, 4-6 parts of an anti-aging agent, 5-9 parts of SBR, 5-10 parts of a composite filler and 0.03-0.05 part of an initiator. The aging-resistant modified asphalt waterproof coiled material prepared by the preparation method disclosed by the invention has excellent waterproof performance, thermal aging resistance and ultraviolet aging resistance, and the aging-resistant modified asphalt waterproof coiled material also has a complex net-shaped structure, so that a matrix is endowed with excellent mechanical properties.

The invention relates to the technical field of waterproof paint production, and discloses high-viscosity anti-sliding rubber asphalt waterproof paint production equipment and a production method thereof.The high-viscosity anti-sliding rubber asphalt waterproof paint production equipment comprises a main body and further comprises a stirring mechanism, the stirring mechanism is arranged in the main body and comprises a motor, and the motor is fixedly connected to the outer wall of the main body; a linear shifting frame is fixedly connected to the side, away from the motor, of the belt wheel. When the rotating speed of the belt pulley is too high, two rollers are separated from two groups of knocking blocks at the same time, so that the two groups of knocking blocks are driven to quickly knock the outer walls of the bottom and the top of a rubber material through the elastic force of two groups of elastic steel bars, and the surface of the rubber material vibrates; the rubber material is continuously knocked by the elastic steel bar and the knocking block, and solid impurities such as stones embedded on the surface of the rubber can be vibrated out, so that the cleaning effect on the rubber material is improved, and the subsequent use of the rubber material is prevented from being influenced.

The invention relates to the field of building waterproof materials, and discloses a composition for a modified asphalt coating material, the modified asphalt coating material, a preparation method and application of the modified asphalt coating material, an energy-saving waterproof coiled material and application of the energy-saving waterproof coiled material. The composition contains a main agent and an auxiliary agent, wherein the main agent comprises matrix asphalt, epoxidized soybean oil, star-shaped SBS, a thermoplastic polyurethane elastomer, butadiene styrene rubber, hydrogenated butadiene-acrylonitrile rubber and a first component; on the basis of the total weight of the composition, the content of the matrix asphalt is 40-55 wt%, the content of the epoxidized soybean oil is 5-10 wt%, the content of the star-shaped SBS is 3-5 wt%, the content of the thermoplastic polyurethane elastomer is 1-8 wt%, the content of the styrene butadiene rubber is 1-5 wt%, the content of the hydrogenated butadiene-acrylonitrile rubber is 5-10 wt%, and the content of the plasticizer is 1-5 wt%. And the content of the first component is 1-2wt%. The modified asphalt waterproof coiled material provided by the invention has the advantages of strong adhesion, good stretchability and weather resistance and the like.

The invention discloses an anti-corrosion asphalt waterproof coiled material and a preparation method thereof, the waterproof coiled material comprises an anti-corrosion layer, a flame-retardant layer, a main body material layer and a wear-resistant layer which are sequentially arranged from top to bottom, the main body material layer comprises, by weight, 60-80 parts of petroleum asphalt, 15-22 parts of SBS, 20-30 parts of an inorganic filler, 0.2-0.4 part of an antioxidant and 25-40 parts of a coupling agent; the anti-corrosion layer comprises 55-65 parts of epoxy resin, 30-40 parts of an ethylene-vinyl acetate copolymer, 2-5 parts of a curing agent and 2-5 parts of a compatilizer; the flame-retardant layer is prepared from 50 to 60 parts of polyether polyol, 45 to 55 parts of isocyanate, 22 to 32 parts of a flame retardant, 0.2 to 0.5 part of a dispersing agent and 0.6 to 1.0 part of a de-foaming agent; the wear-resistant layer is prepared from 25 to 35 parts of polyether-ether-ketone resin, 25 to 35 parts of epoxy modified polyurethane resin, 3 to 8 parts of compatilizer and 0.2 to 0.4 part of antioxidant; the corrosion resistance, flame retardance and wear resistance of the waterproof coiled material are improved, the waterproof coiled material can be used for building walls, roofs, tunnels, roads, refuse landfills and the like, the preparation method is simple, and application and popularization are facilitated.

The utility model belongs to the technical field of basement leakage prevention, and particularly relates to a basement raft leakage prevention structure in a campus. Comprising an anchor rod pile, an anti-floating anchor rod is vertically arranged in the anchor rod pile, a waterproof layer is arranged at the top of the anchor rod pile, a concrete cushion layer is arranged on the periphery of the waterproof layer, and a first waterproof rubber sleeve is arranged at the position, located outside the anti-floating anchor rod, of the top of the waterproof layer; a waterproof coiled material is arranged between the first waterproof rubber sleeve and the second waterproof rubber sleeve, the periphery of the waterproof coiled material extends to the upper surface of the concrete cushion layer, the first waterproof rubber sleeve is filled with asphalt waterproof factice, the anti-floating anchor rod is sleeved with a sealing strip, and a structural bottom plate is arranged at the top of the concrete cushion layer. The first waterproof rubber sleeve is filled with the asphalt waterproof factice, and the position, corresponding to the upper surface of the asphalt waterproof factice, of the anti-floating anchor rod is sleeved with the sealing strip, so that the problem that underground water leaks along the anti-floating anchor rod can be effectively solved.

The invention discloses a modified asphalt composition, a preparation method thereof and a modified asphalt waterproof coiled material. The modified asphalt composition comprises the following raw material components in parts by weight: 40-50 parts of composite asphalt; 8 to 10 parts of softening oil; 5 to 7 parts of SBS (Styrene Butadiene Styrene); 1 to 1.5 parts of carbon fiber; 10 to 15 parts of rubber powder; 1-2 parts of an auxiliary agent; 15 to 25 parts of a filling material; wherein the carbon fibers and the SBS are interwoven to form a modified network, and the mass ratio of the carbon fibers to the SBS is 1: (4-6); the mass ratio of the carbon fibers to the composite asphalt is 1: (27-40); the mass ratio of the carbon fiber to the auxiliary agent is 1: (0.7-2). According to the modified asphalt composition, through the synergistic effect of the composite asphalt, the carbon fibers and the SBS, the mechanical property of the modified asphalt composition is guaranteed, meanwhile, the high-temperature stability of the modified asphalt composition is improved, and the influence on a waterproof material during thermal pavement of a pavement or a bridge deck can be effectively resisted.

The invention relates to the field of waterproof materials, and discloses a polymer modified asphalt waterproof material and a preparation method thereof.The polymer modified asphalt waterproof material is prepared from 40%-50% of asphalt, 8%-12% of polymer modifier, 5%-8% of atactic polypropylene, 3%-5% of rubber powder, 0.5%-1% of antioxidant, 0.3%-0.5% of ultraviolet light absorber, 1%-2% of compatilizer and 15%-20% of filler, the polymer modifier is specifically a styrene-butadiene-styrene block copolymer, the antioxidant is specifically a hindered phenol antioxidant, the ultraviolet light absorber is specifically a benzotriazole ultraviolet light absorber, the filler is specifically a mixture of talcum powder and calcium carbonate, the talcum powder accounts for 60-70% of the total amount of the filler, and the calcium carbonate accounts for 10-30% of the total amount of the filler. And calcium carbonate accounts for 30%-40%. By adding the styrene-butadiene-styrene block copolymer modifier, the hindered phenol antioxidant and the benzotriazole ultraviolet light absorber, the service life is remarkably prolonged, the waterproof maintenance frequency and cost of a building are reduced, and a long-acting waterproof defense line is built for the building.

The invention provides self-adhesive modified asphalt, a self-adhesive modified asphalt waterproof coiled material and a preparation method of the self-adhesive modified asphalt waterproof coiled material, and belongs to the technical field of asphalt and waterproof coiled materials. The self-adhesive modified asphalt is prepared from the following components in percentage by weight: 3 to 30 weight percent of matrix asphalt, 20 to 30 weight percent of aromatic hydrocarbon oil, 3 to 5 weight percent of thermoplastic elastomer, 5 to 8 weight percent of rubber modifier, 5 to 10 weight percent of tackifying resin, 3 to 8 weight percent of dioctyl sodium sulfosuccinate, 1 to 3 weight percent of polyaluminum ferric chloride, 1 to 3 weight percent of ferroferric oxide and 0.5 to 1 weight percent of limestone powder, and 10 to 30 wt% of an inorganic filler.

The invention discloses a bio-based non-cured asphalt waterproof coating and a preparation method thereof, the bio-based non-cured asphalt waterproof coating comprises the following components by weight: 27-34 parts of asphalt; 15 to 18 parts by weight of softening oil; 1.5 parts by weight to 2.5 parts by weight of a rubber modifier; 1.5 to 2.5 parts by weight of a temperature-resistant auxiliary agent; 45 parts by weight to 54 parts by weight of an inorganic filler; 0.455 to 2.75 parts by weight of a modified bio-based carbon aerogel; the modified bio-based carbon aerogel is prepared from amino alkyl alkoxy silane and biomass carbon aerogel through a reaction. According to the bio-based non-cured asphalt waterproof coating, the heat insulation effect of the biomass aerogel is utilized, and the modified bio-based carbon aerogel is combined with the components of the traditional non-cured asphalt waterproof coating, so that the bio-based non-cured asphalt waterproof coating has a waterproof effect and also has a good heat insulation effect.

The invention relates to the technical field of coiled materials, in particular to an asphalt waterproof coiled material and a preparation method thereof. The preparation method comprises the following steps: firstly, coating a boron nitride nanosheet with porous alkenyl organic silicon constructed by adopting phenyltrimethoxysilane, 1, 4-bis (triethoxysilyl) benzene and vinyltrimethoxysilane as a framework, adding the boron nitride nanosheet and SBS into asphalt to obtain modified asphalt, then coating the modified asphalt on the surface of a polyester base, and finally coating the modified asphalt on the surface of the polyester base. And flattening and cooling to obtain the waterproof coiled material. The porous alkenyl organosilicone-coated boron nitride nanosheets adopted in the invention significantly improve the penetration, softening point and ductility of asphalt, and improve the tensile property, heat resistance and waterproofness of the waterproof coiled material prepared from the asphalt, and the waterproof coiled material is suitable for long-term use in a complex environment.

The invention relates to the technical field of asphalt pavement preventability, in particular to a water-based epoxy emulsified asphalt high-skid-resistance thin layer structure and a construction method thereof, and the structure sequentially comprises a water-based epoxy emulsified asphalt waterproof bonding layer and a water-based epoxy emulsified asphalt high-skid-resistance thin layer from bottom to top. And the waterproof bonding layer is formed by mixing emulsified asphalt and water-borne epoxy resin, demulsifying and curing. The high-skid-resistance thin layer is formed by mixing, paving, rolling and curing a wear-resistant aggregate and a water-based epoxy emulsified asphalt cementing material, the cementing material is demulsified and cured to form a three-dimensional cross-linked network structure, and the wear-resistant aggregate is embedded into the cementing material in a point contact manner and partially protrudes out of the surface of the cementing material. Compared with the prior art, the two-layer structure forms chemical bonding and synergistic enhancement through a three-dimensional cross-linked network of epoxy resin, has excellent surface skid resistance, water stability and durability, can effectively solve the problem of insufficient skid resistance of an asphalt pavement, remarkably improves the driving safety, and adopts normal-temperature construction.

The utility model discloses a feeding device for production of spraying rapid-hardening rubber asphalt waterproof paint, and belongs to the technical field of waterproof paint production. Comprising a high-position storage tank, a feeding tank and a rodless scraping unit, and a filling alarm is arranged at the top of the high-position storage tank; the high-level storage tank is provided with a slurry feeding pipe below the filling alarm, and the slurry feeding pipe is connected to the storage tank through a slurry pump set; a first electric control valve group is arranged between the feeding tank and the high-position storage tank; a heating jacket is fixedly sleeved outside the feeding tank; the heating jacket is connected in series with a steam supply unit; the bottom of the feeding tank is connected with a second electric control valve group; according to the feeding device for production of the spraying rapid-hardening rubber asphalt waterproof coating, viscous components in sufficient proportion can be rapidly added into the reaction kettle through heating and pressurizing, and the viscous components can be synchronously mixed and reacted with other components, so that the production quality of the spraying rapid-hardening rubber asphalt waterproof coating is ensured.

The invention belongs to the technical field of coating compositions, and relates to a heat-shrinkage-resistant asphalt waterproof coating and a preparation method thereof. The invention aims to solve the problems that the existing asphalt waterproof coating is poor in thermal shrinkage resistance and easy to release harmful substances. The method comprises the following steps: pretreating an asphalt raw material to obtain refined asphalt; mixing the grafted polyphenylene sulfide and the polyether-ether-ketone to obtain a thermal shrinkage resistant resin auxiliary agent; carrying out polymerization reaction on the heat-shrinkage-resistant resin auxiliary agent and the refined asphalt to obtain a heat-shrinkage-resistant asphalt base material; mixing the heat-shrinkage-resistant asphalt base material with a plasticizer and a flatting agent, and performing ultrasonic treatment to obtain a coating base material; dispersing a light stabilizer and an adsorbent in a water-based solvent to obtain a coating additive; and mixing the coating base material with the coating additive, and curing to obtain the heat-shrinkage-resistant asphalt waterproof coating. The heat-shrinkage-resistant asphalt waterproof coating prepared by the preparation method disclosed by the invention has excellent heat shrinkage resistance while keeping the waterproof performance, and has low VOC emission and good environmental protection performance.

The invention provides an SBS asphalt modifier and a preparation method thereof, self-adhesive modified asphalt and a preparation method thereof, and a self-adhesive modified asphalt waterproof coiled material, and belongs to the technical field of waterproof materials. The preparation method of the SBS asphalt modifier comprises the following steps: adding SBS into naphthenic oil, heating to a dissolution temperature, and stirring until the SBS is completely dissolved to obtain an SBS solution; adding a polymerizable monomer containing C10-C30 linear alkyl into the SBS solution, and uniformly mixing to obtain a mixed solution; adding a free radical polymerization initiator into the mixed solution, and carrying out a free radical grafting reaction in an inert atmosphere; and adding a terminating agent to terminate the reaction to obtain the SBS asphalt modifier.

The invention relates to the technical field of building waterproof materials, and discloses a composition for an asphalt waterproof coating, the asphalt waterproof coating and a preparation method and application of the asphalt waterproof coating. The composition contains a main agent and an auxiliary agent, the main agent comprises composite asphalt, a filler composition and an antioxidant; relative to 100 parts by weight of the composite asphalt, the content of the filler combination is 30-50 parts by weight, the content of the antioxidant is 1.5-4 parts by weight, and the content of the additive is 14-30 parts by weight; wherein the composite asphalt is a combination of petroleum asphalt and plant asphalt; the filler composition is a composition of montmorillonite, sepiolite and diatomite in a content mass ratio of 1: (1-4): (1.5-6); the montmorillonite is loaded with 0.5 to 4 mmol / g of copper ions, and the diatomite is loaded with 0.5 to 4 mmol / g of silver ions. The waterproof coating provided by the invention can significantly improve the peel strength, weather resistance and aging resistance of the coiled material, and also has efficient mildew-proof and antibacterial effects.

The utility model relates to the technical field of house repairing, in particular to a waterproof layer structure for repairing an old house, which comprises a base surface layer and a concrete mortar layer, and a waterproof layer is arranged between the base surface layer and the concrete mortar layer. The waterproof layer comprises a cement-based permeable crystallization self-healing coating layer, an asphalt waterproof coating layer is arranged on the cement-based permeable crystallization self-healing coating layer, and a gridding cloth layer is arranged on the asphalt waterproof coating layer. The utility model has the characteristics that the structure is simpler and more reasonable, blistering and peeling can be better avoided, the waterproof effect can be improved, and moisture overflow can be avoided.

The invention relates to the technical field of building materials, and discloses a self-repairing modified asphalt waterproof coiled material, which comprises the following components by weight: 60-70 parts of an asphalt matrix; the invention also provides a preparation method of the self-repairing modified asphalt waterproof coiled material, and the preparation method comprises the following steps: S1, material pretreatment and mixing: mixing the modified asphalt matrix with the nano reinforcing material, the shape memory polymer, the thermal reversible high polymer material and the microcapsule repairing material; and S2, performing high-energy mechanical mixing treatment: performing mixing treatment by using high-energy mechanical mixing equipment to ensure that all components are uniformly dispersed. By adopting ultrasonic treatment, low-temperature freeze drying, vacuum hot-pressing curing and microcapsule repairing technologies, the excellent flexibility, self-repairing efficiency and stability of the modified asphalt waterproof coiled material at low temperature are realized, and the long-acting waterproof performance and durability of the material are remarkably improved.

The utility model discloses a house building through-wall pipe waterproof component which comprises a steel sleeve body arranged in a wall body, the through-wall pipe body is arranged in an inner cavity of the steel sleeve body in a penetrating mode, and asphalt waterproof coiled materials are bonded between the two ends of the surface of the through-wall pipe body and the wall body. A fixing shell arranged on the surface of the through-wall pipe body in a sleeving mode is arranged on the outer side of the asphalt waterproof coiled material. According to the utility model, the steel sleeve body is pre-buried in the wall body, after the through-wall pipe body penetrates through the steel sleeve body, the hemp thread factice body and the rubber ring are stuffed into the gap between the through-wall pipe body and the steel sleeve body, then the asphalt waterproof coiled material is adhered to the surfaces of the wall body and the through-wall pipe body, and the fixed shell is mounted on the wall body through the tapping; and then the connecting shell is screwed on the surface of the fixing shell, the extrusion ball makes contact with the wedge-shaped face of the inner wedge-shaped ring during the period, the deformation column deforms, the extrusion ball abuts against the outer side of the asphalt waterproof coiled material due to deformation of the deformation column, and the sealing performance of the asphalt waterproof coiled material is guaranteed.

The invention discloses a control method and system for detecting the spraying quality of waterproof paint based on image recognition, and the method comprises the following operation steps: enabling an intelligent spraying control system to obtain a spraying image of quick-setting rubber asphalt waterproof paint sprayed on a dam body of a pumped storage upper reservoir dam through a high-precision camera installed on spraying equipment; a spraying surface image is obtained; analyzing the spraying surface image to obtain spraying data; the spraying defects of the spraying data are analyzed, and the intelligent spraying control system adjusts spraying parameters according to the spraying defects; and the intelligent spraying control system optimizes the spraying quality according to the adjusted spraying parameters.

The invention relates to the field of liquid coiled materials, and particularly discloses an exposed modified asphalt waterproof coating as well as a preparation method and application thereof. The modified asphalt waterproof coating is prepared from the following raw materials in parts by weight: 30-35 parts of compound functional emulsion; 25 to 30 parts of emulsified asphalt; 0.2 to 0.4 part of a defoaming agent; 0.3 to 0.5 part of a dispersant; 0.2 to 0.4 part of a multifunctional auxiliary agent; 20 to 30 parts of heavy calcium carbonate; 10 to 12 parts of glass beads; 2-4 parts of a silane coupling agent; 3-5 parts of an ultraviolet light absorber; and 2-3 parts of a light stabilizer. The exposed modified asphalt waterproof coating disclosed by the invention has relatively good aging resistance, also has good heat insulation and noise reduction performance and flame retardance, can be widely applied to building surfaces exposed to sunlight for a long time, and is relatively high in safety.

The invention discloses a high-viscosity anti-skid rubber asphalt waterproof coating and a preparation method thereof, wherein the high-viscosity anti-skid rubber asphalt waterproof coating comprises asphalt, styrene-butadiene latex, modified epoxy resin emulsion, tackifier, defoamer and filler; the modified epoxy resin emulsion comprises modified epoxy resin, emulsifier and water; the modified epoxy resin is prepared by reacting 2-hydroxy-1-naphthaldehyde, allyl bromide and phenolic epoxy acrylate. The high-viscosity anti-skid rubber asphalt waterproof coating provided by the invention has excellent bonding ability and mechanical strength, can improve the bonding effect and stability of waterproof coating and material, and then achieve the anti-skid effect, and can improve the high temperature resistance of waterproof coating, extend its service life and expand its application range, so that it can be widely used in the field of waterproof coating.

The invention discloses high-performance polymer modified asphalt, a preparation method thereof and a waterproof coiled material, and the high-performance polymer modified asphalt comprises the following components in parts by weight: 60-65 parts of petroleum asphalt, 12-14 parts of SBS, 2-4 parts of SEBS, 2-4 parts of EVA, 1-3 parts of oil, 2-4 parts of a cross-linking agent, 1-2 parts of an antibacterial agent and 10-20 parts of an inorganic filler. The high-performance polymer modified asphalt is excellent in waterproof performance, and the preparation method is simple; the prepared waterproof coiled material has good low-temperature flexibility at-50 DEG C and excellent antibacterial property.

The invention relates to the technical field of waterproof coiled materials, in particular to a preparation method of a high-cold-weather-resistant graphene modified asphalt waterproof coiled material, which comprises the following steps: adding first matrix asphalt, second matrix asphalt, graphene and engine oil, heating and stirring; adding SBS-T6302H, stirring and mixing at a target temperature according to preset stirring parameters, adding rubber powder, and passing through a colloid mill to obtain a mixture; transferring the mixture into a stirring tank, adding fly ash, stirring, detecting the final viscosity, transferring the obtained product into a glue preparation tank, stirring, molding, cooling and sizing to obtain the waterproof coiled material. Determining the colloid particle size and the colloid viscosity in the stirring process, and constructing a uniformity model according to the preset stirring parameters, the colloid particle size, the colloid viscosity and the paddle diameter to determine the dispersion standard coefficient of the modifier; collecting a coiled material surface image to determine defect characteristics so as to adjust a basic cooling temperature; and performing a low-temperature flexible test to determine a test qualification rate, and determining an adjustment mode of the preset stirring parameters according to the dispersion standard coefficient and the test qualification rate.

The utility model relates to the field of asphalt pavements, in particular to an anti-freezing asphalt pavement which comprises an asphalt layer, and the grating net is mounted below the asphalt layer and is used for resisting freezing and cracking. According to the anti-freezing asphalt pavement disclosed by the utility model, the asphalt layer, the grating net, the asphalt waterproof bonding layer, the modified asphalt concrete, the modified emulsified asphalt bonding layer and the high-modulus asphalt concrete are arranged, and stearic acid modified calcium sulfate whiskers and a silane coupling agent are added into the asphalt layer, so that the low-temperature performance of a mixture is not reduced; according to the anti-freezing asphalt pavement composition disclosed by the invention, the glass fiber grid is arranged below the asphalt layer and has low-temperature-resistant and anti-freezing effects, and meanwhile, polyvinyl alcohol and cellulose nanofibers are added into the modified emulsified asphalt bonding layer, so that the anti-freezing performance of the anti-freezing asphalt pavement composition is improved, and the anti-freezing performance of the anti-freezing asphalt pavement composition is improved. And through the mutual synergistic effect of the two components, the anti-freezing performance of the anti-freezing asphalt pavement composition is further improved.

The utility model discloses a quadrangle slope roof which comprises a roof tile layer, a horizontal tile cushion layer, a protection layer, a waterproof isolation layer, a waterproof layer, a leveling layer, a moisture-proof heat preservation layer, an anti-corrosion layer and a base layer which are sequentially arranged from top to bottom, the moisture-proof heat preservation layer is made of an extruded polystyrene board, the percentage of closed area of the extruded polystyrene board reaches more than 90%, and the extruded polystyrene board has good heat insulation performance. Compared with the prior art, the extruded polystyrene board can effectively relieve heat transfer, so that the good heat preservation, energy saving and environment protection effects are achieved, the 1: 3 cement mortar leveling layer is arranged above the extruded polystyrene board for leveling, the waterproof layer is convenient to install, the compactness of the waterproof layer is improved, the waterproof layer is made of a double-layer self-adhesive tyred SBS modified asphalt waterproof roll with the thickness of 3 + 3 mm, and the waterproof effect is good. The waterproof isolation layer is a low-grade mortar isolation layer, and the low-grade mortar isolation layer is matched with the double-layer self-adhesion type tire SBS modified asphalt waterproof coiled material, so that the waterproof and fireproof performance of the slope roof can be greatly improved, and the situation of roof water leakage can be effectively avoided for a long time.

The invention discloses an anti-cracking structure of a roof waterproof layer and a construction method, relates to the field of roof waterproof layers, solves the problem that the waterproof effect is reduced or loses efficacy due to the fact that waterproof coiled materials in an existing roof waterproof layer are prone to loosening to generate cracks in the long-term use of the existing roof waterproof layer, and provides the following scheme that the anti-cracking structure comprises a protective net and a connecting net; connecting mechanisms are arranged between the protective nets and the connecting nets, the connecting mechanisms are used for connecting the adjacent protective nets through the connecting nets, anchor rods are arranged on the upper side faces of the protective nets and the upper side faces of the connecting nets at equal intervals in an array mode, and positioning cones are arranged on the lower side faces of the protective nets and the lower side faces of the connecting nets at equal intervals in an array mode; the anchor rod is anchored in the cement paste on the upper layer, and the positioning cone and the asphalt waterproof layer on the lower layer are inserted. The device has the advantages that installation and construction are convenient, the roof waterproof layer can be prevented from cracking in the later use process, and the stability of the roof waterproof layer is effectively improved.