CN111038024A - Composite polymer modified asphalt waterproof coiled material and preparation method thereof - Google Patents
Composite polymer modified asphalt waterproof coiled material and preparation method thereof Download PDFInfo
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- B32B11/00—Layered products comprising a layer of bituminous or tarry substances
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- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
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- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
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Abstract
The invention provides a composite polymer modified asphalt waterproof coiled material and a preparation method thereof, which relate to the field of waterproof materials and comprise an isolation layer, a heat preservation layer, polymer modified asphalt, reinforced long-fiber polyester felt base cloth and a PE (polyethylene) film, wherein the thickness of the isolation layer is 0.2-0.5mm, the thickness of the heat preservation layer is 0.5-1.5mm, the thickness of the polymer modified asphalt is 1-5mm, the thickness of the reinforced long-fiber polyester felt base cloth is 1-2mm, the thickness of the PE film is 0.02-0.05mm, and the isolation layer consists of a BOPE film and isolation fillers adhered to the surface of the BOPE film.
Description
Technical Field
The invention relates to the field of waterproof materials, in particular to a composite polymer modified asphalt waterproof coiled material and a preparation method thereof.
Background
With the development of society, the development of novel building materials in China is rapid, a relatively complete material system is formed, and the waterproof coiled material is an important component of the building materials. The waterproof roll is also a flexible waterproof material with wide application and the largest using amount at present, different waterproof rolls have different performance characteristics, but no matter which waterproof roll is used, the engineering quality is ensured.
The waterproof coiled material is mainly applied to roofs, walls, roads, tunnel garbage disposal sites and other places of buildings, can be curled into a roll-shaped flexible building material product for resisting external rainwater and underground water leakage, is used as a foundation of the buildings and is connected with the buildings without leakage, is the first protection of engineering water resistance, and plays an important role in the whole building engineering.
Since the asphalt coiled material is applied in the last 70 th century in China, asphalt waterproof materials always become the dominant products for building waterproofing, account for about 70% of the total market amount, only about 10% of high polymer waterproof materials, and the others are waterproof coatings and other waterproof materials. The polyethylene polypropylene composite waterproof coiled material is a popular waterproof material, but the polyethylene polypropylene composite waterproof coiled material in the market still has a plurality of problems, such as poor waterproof performance, low tensile performance, non-ideal environmental protection effect, complex construction and the like, and the asphalt waterproof coiled material has low tensile strength and elongation, poor temperature stability, high temperature and flowing tendency, low temperature and brittle fracture tendency, poor aging resistance and short service life, but has wide application due to low cost.
Chinese patent CN106968402A discloses a waterproof roll with a protective layer and a production method thereof, the waterproof roll comprises a waterproof roll, a bonding layer and a roll protective layer, wherein the waterproof roll is an asphalt waterproof roll, a high polymer modified asphalt waterproof roll or a synthetic polymer waterproof roll, the bonding layer is an adhesive, the roll protective layer is a flexible material, the strength is not less than 0.1MPa, and the tensile strength is not less than 500N/50mm, so as to ensure that the roll protective layer cannot be damaged in the production, processing and construction processes, and the waterproof roll is connected with the roll protective layer into a whole through the bonding layer. The production method comprises the following steps: carrying out surface treatment on the waterproof coiled material and the coiled material protective layer; the waterproof coiled material is connected with the coiled material protective layer into a whole after being rolled by a compression roller through the bonding layer; and (3) sequentially carrying out the procedures of traction trimming, automatic length counting and length and width detection on the waterproof coiled material and the coiled material protective layer which are bonded together for winding and forming. Construction is convenient, and the construction period is short.
Chinese patent CN107933012A discloses a waterproof roll using waste clothes as a raw material of a padding. The waterproof coiled material base course is formed by impregnating asphalt with waste clothing fiber felt, and the weight ratio of the asphalt to the base course in the base course is more than or equal to 140: 100, the ash content of a base layer is 10%, the waterproof coiled material is provided with the base layer impregnated with saturated asphalt and an asphalt waterproof coating on the upper layer of the base layer, the waterproof time of the base layer and the asphalt waterproof layer is not less than 30 minutes under the pressure of not less than 0.15MPa, glass fiber cloth is arranged between the base layer and a self-adhesive layer of the waterproof coiled material, the longitudinal tensile strength of the waterproof coiled material is not less than 300N/50mm, the water content of a finished waterproof coiled material is not more than 3%, the waterproof coiled material is kept for 2 hours at the temperature of 82-88 ℃ and is not more than 1.5% volatilized, and the particle sliding of a colored sand layer is not more than 2. The waterproof roll with excellent waterproof performance is obtained while changing waste into valuable.
The waterproof coiled material has the advantages of incapability of maintaining tensile, compressive and waterproof performances for a long time at high temperature, poor thermal stability and chemical stability and short service life.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a composite polymer modified asphalt waterproof coiled material and a preparation method thereof.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme:
the composite polymer modified asphalt waterproof coiled material comprises an isolation layer, a heat insulation layer, polymer modified asphalt, reinforced long-fiber polyester felt base fabric and a PE (polyethylene) film, wherein the thickness of the isolation layer is 0.2-0.5mm, the thickness of the heat insulation layer is 0.5-1.5mm, the thickness of the polymer modified asphalt is 1-5mm, the thickness of the reinforced long-fiber polyester felt base fabric is 1-2mm, and the thickness of the PE film is 0.02-0.05 mm.
Preferably, the isolation layer is composed of a BOPE film and an isolation filler adhered to the surface of the BOPE film.
Preferably, the isolating filler comprises the following components in parts by weight: 20-40 parts of talcum powder, 10-20 parts of mica powder, 1-5 parts of paper rib ash, 1-5 parts of nano silicon dioxide and 40-50 parts of polyurethane foam particles.
Preferably, the isolation filler also comprises 0.1-1 part of microencapsulated red phosphorus and 1-3 parts of expanded graphite.
Preferably, the heat-insulating layer is made of a nano-silica aerogel composite heat-insulating material, and the nano-silica aerogel composite heat-insulating material is formed by reinforcing nano-silica aerogel through isocyanate.
Preferably, the preparation method of the nano silica aerogel composite thermal insulation material comprises the following steps: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane to obtain solution A, mixing deionized water, chopped glass fiber and acetonitrile to obtain solution B, cooling the solution A to-80 deg.C, pouring into the solution B under stirring, rapidly stirring at room temperature until gel is formed, performing solution replacement with acetonitrile for 3 times (8-12 h each time) after 25-30h, soaking the gel in acetonitrile solution of hexamethylene diisocyanate for 30-40h, taking out, placing in acetonitrile, placing in an oven at 70-75 deg.C for 3-5d, taking out, placing in acetonitrile for 3 times (8-12 h each time), placing in a mold, pressing into desired shape, and performing supercritical drying.
Preferably, the acetonitrile solution of hexamethylene diisocyanate is 18-25% by weight.
Preferably, the preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 800r/min for 20-40min at 600-.
Preferably, the mass ratio of the shale powder to the limestone is 1-4: 5-20.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following specific steps:
heating the polymer modified asphalt to 180-190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the impregnated long-fiber polyester felt base fabric, adhering a heat insulation layer and an isolation layer to the upper surface of the impregnated long-fiber polyester felt base fabric, and then putting the impregnated long-fiber polyester felt base fabric into a drying oven at the temperature of 40-60.
(III) advantageous effects
The invention provides a composite polymer modified asphalt waterproof coiled material and a preparation method thereof, and the composite polymer modified asphalt waterproof coiled material has the following beneficial effects:
the isolation layer plays roles of puncture prevention, corrosion prevention and sufficient rigidity and toughness protection, the BOPE film has good heat sealability and moisture resistance, good longitudinal and transverse tensile strength and waterproof performance, and also has excellent low-temperature impact strength, pinhole resistance and low-temperature flexibility, the isolation filler adhered to the surface plays roles of strengthening and protecting the BOPE film, the nano-silica aerogel composite thermal insulation material is used as a thermal insulation layer and has large specific surface area and high porosity, so that the nano-silica aerogel composite thermal insulation material has extremely low thermal conductivity, the thermal insulation performance of the nano-silica aerogel composite thermal insulation material can be improved when being added into a waterproof coiled material, and the nano-silica aerogel composite thermal insulation material is added during preparationThe chopped glass fiber can be used as a reinforcing backbone to play a supporting role and improve the mechanical property of the nano-silica aerogel, and after the isocyanate is added, the nano-silica aerogel is subjected to-NH outside the gel2The nano-silica aerogel is tightly wrapped by a polymer shell, the contact area between particles forming a framework structure is increased, deformation is not easy to occur in the stress process, the stability of the whole structure is ensured, the polymer has good toughness, the macroscopic performance of the compounded nano-silica aerogel is improved in strength and toughness, and compared with common asphalt, the polymer modified asphalt has greatly improved heat resistance, cold resistance, corrosion resistance, ageing resistance and waterproofness.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but 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.
Example 1:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.4mm, and the thickness of heat preservation is 1.5mm, and the thickness of polymer modified asphalt is 4mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.05 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 40 parts of talcum powder, 12 parts of mica powder, 4 parts of paper rib ash, 2 parts of nano silicon dioxide and 50 parts of polyurethane foam particles.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 30 hours, 10 hours each time, soaking the gel into an acetonitrile solution of 24% hexamethylene diisocyanate in parts by mass for 40 hours, taking out and putting into the acetonitrile, placing into a 72 ℃ oven for 5 days, taking out and then placing into the acetonitrile for 3 times of replacement, 10 hours each time, finally placing into a mold, pressing into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 800r/min for 35min, then heating to 165 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 400r/min for 4h, finally adding shale powder and limestone in a mass ratio of 2:15, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 185 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and drying and curing the reinforced long-fiber polyester felt base fabric in a 60 ℃ drying oven.
Example 2:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.2mm, and the thickness of heat preservation is 0.8mm, and the thickness of polymer modified asphalt is 2mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.05 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 20 parts of talcum powder, 14 parts of mica powder, 2 parts of paper rib ash, 5 parts of nano silicon dioxide, 50 parts of polyurethane foam particles, 0.4 part of microencapsulated red phosphorus and 3 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 30 hours, each time for 12 hours, then putting the gel into an acetonitrile solution of 20% hexamethylene diisocyanate by mass for soaking for 40 hours, taking out and putting into acetonitrile, placing into a 75 ℃ oven for 5 days, taking out and then putting into acetonitrile for 3 times of replacement, each time for 10 hours, finally placing into a mold, pressing into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 600r/min for 25min, then heating to 180 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 200r/min for 4h, finally adding shale powder and limestone in a mass ratio of 1:5, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 60 ℃ oven for drying and curing.
Example 3:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.2mm, and the thickness of heat preservation is 0.6mm, and the thickness of polymer modified asphalt is 2mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 1mm, and the thickness of PE membrane is 0.02 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 20 parts of talcum powder, 12 parts of mica powder, 1 part of paper rib ash, 5 parts of nano silicon dioxide, 45 parts of polyurethane foam particles, 0.5 part of microencapsulated red phosphorus and 3 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 30 hours, 12 hours each time, soaking the gel into acetonitrile solution of 22% hexamethylene diisocyanate by mass for 40 hours, taking out the gel and putting the gel into acetonitrile, putting the gel into an oven at 73 ℃ for 3 days, taking out the gel and then putting the gel into acetonitrile for 3 times of replacement, 10 hours each time, finally putting the gel into a mold, pressing the gel into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 600r/min for 20min, then heating to 165 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 200r/min for 4h, finally adding shale powder and limestone in a mass ratio of 4:5, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 45 ℃ oven for drying and curing.
Example 4:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.3mm, and the thickness of heat preservation is 1.5mm, and the thickness of polymer modified asphalt is 2mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.03 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 40 parts of talcum powder, 12 parts of mica powder, 1 part of paper rib ash, 2 parts of nano silicon dioxide, 50 parts of polyurethane foam particles, 0.2 part of microencapsulated red phosphorus and 2 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, performing solution replacement for 3 times with acetonitrile after 24 hours, performing 12 hours each time, soaking the gel in an acetonitrile solution of 25% hexamethylene diisocyanate in parts by mass for 35 hours, taking out the gel, putting the gel into acetonitrile, placing the gel in a 75 ℃ oven for 5 days, taking out the gel, then placing the gel into acetonitrile for 3 times of replacement, performing 10 hours each time, finally placing the gel into a mold, pressing into a required shape, and performing supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 600r/min for 20min, then heating to 180 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 400r/min for 3h, finally adding shale powder and limestone in a mass ratio of 3:20, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 180 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 45 ℃ oven for drying and curing.
Example 5:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.5mm, and the thickness of heat preservation is 1.5mm, and the thickness of polymer modified asphalt is 5mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.03 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 40 parts of talcum powder, 20 parts of mica powder, 1 part of paper rib ash, 2 parts of nano silicon dioxide, 50 parts of polyurethane foam particles, 1 part of microencapsulated red phosphorus and 1.2 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 30 hours, 12 hours each time, soaking the gel into acetonitrile solution of 22% hexamethylene diisocyanate by mass for 40 hours, taking out the gel and putting the gel into acetonitrile, placing the gel into a 72 ℃ oven for 5 days, taking out the gel and then placing the gel into acetonitrile for 3 times of replacement, 12 hours each time, finally placing the gel into a mold, pressing the gel into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 600r/min for 25min, then heating to 162 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 200r/min for 3h, finally adding shale powder and limestone in a mass ratio of 1:15, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 60 ℃ oven for drying and curing.
Example 6:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.2mm, and the thickness of heat preservation is 0.5mm, and the thickness of polymer modified asphalt is 1mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 1mm, and the thickness of PE membrane is 0.02 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 20 parts of talcum powder, 10 parts of mica powder, 1 part of paper rib ash, 1 part of nano silicon dioxide, 40 parts of polyurethane foam particles, 0.1 part of microencapsulated red phosphorus and 1 part of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, rapidly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 25 hours, 8 hours each time, soaking the gel in an acetonitrile solution of 18% hexamethylene diisocyanate by mass for 30 hours, taking out and putting into the acetonitrile, placing in a 70 ℃ oven for 3 days, taking out and then placing into the acetonitrile for 3 times of replacement, 8 hours each time, finally placing into a mold, pressing into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 600r/min for 20min, then heating to 160 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 200r/min for 3h, finally adding shale powder and limestone in a mass ratio of 1:5, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 180 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 40 ℃ oven for drying and curing.
Example 7:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.5mm, and the thickness of heat preservation is 1.5mm, and the thickness of polymer modified asphalt is 5mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.05 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 40 parts of talcum powder, 20 parts of mica powder, 5 parts of paper rib ash, 5 parts of nano silicon dioxide, 50 parts of polyurethane foam particles, 1 part of microencapsulated red phosphorus and 3 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, quickly stirring at room temperature until gel is formed, carrying out solution replacement for 3 times with acetonitrile after 30 hours, 12 hours each time, soaking the gel into an acetonitrile solution of 25% hexamethylene diisocyanate by mass for 40 hours, taking out and putting into the acetonitrile, placing into a 75 ℃ oven for 5 days, taking out and then placing into the acetonitrile for 3 times of replacement, 12 hours each time, finally placing into a mold, pressing into a required shape, and carrying out supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 800r/min for 40min, then heating to 180 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 400r/min for 4h, finally adding shale powder and limestone in a mass ratio of 4:5, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 60 ℃ oven for drying and curing.
Example 8:
the utility model provides a compound polymer modified asphalt waterproofing membrane, includes isolation layer, heat preservation, polymer modified asphalt, adds long fine polyester felt child base cloth of muscle, PE membrane, and the thickness of isolation layer is 0.2mm, and the thickness of heat preservation is 1.5mm, and the thickness of polymer modified asphalt is 1mm, and the thickness of adding the long fine polyester felt child base cloth of muscle is 2mm, and the thickness of PE membrane is 0.02 mm.
The isolation layer consists of a BOPE film and isolation filler adhered to the surface of the BOPE film, and the isolation filler comprises the following components in parts by weight: 40 parts of talcum powder, 10 parts of mica powder, 5 parts of paper rib ash, 1 part of nano silicon dioxide, 50 parts of polyurethane foam particles, 0.1 part of microencapsulated red phosphorus and 3 parts of expanded graphite.
The heat preservation is made for nanometer silica aerogel composite insulation material, and nanometer silica aerogel composite insulation material is formed by nanometer silica aerogel through the isocyanate reinforcing, and nanometer silica aerogel composite insulation material's preparation method does: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane into a solution A, mixing deionized water, chopped glass fiber and acetonitrile into a solution B, cooling the solution A to-80 ℃, pouring the solution A into the solution B under a stirring state, rapidly stirring at room temperature until gel is formed, performing solution replacement for 3 times with acetonitrile after 25 hours, performing 12 hours each time, soaking the gel in an acetonitrile solution of 18% hexamethylene diisocyanate by mass for 40 hours, taking out the gel, placing the gel in acetonitrile, placing the gel in a 70 ℃ oven for 5 days, taking out the gel, placing the gel in acetonitrile again for 3 times, performing replacement for 8 hours each time, finally placing the gel in a mold, pressing into a required shape, and performing supercritical drying.
The preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 800r/min for 20min, then heating to 180 ℃, sequentially adding APP, liquid polysulfide rubber and an anti-aging agent, stirring at 200r/min for 4h, finally adding shale powder and limestone in a mass ratio of 1:20, and continuously stirring for 1 h.
The preparation method of the composite polymer modified asphalt waterproof coiled material comprises the following steps:
heating polymer modified asphalt to 180 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the reinforced long-fiber polyester felt base fabric, adhering a heat preservation layer and an isolation layer to the upper surface of the reinforced long-fiber polyester felt base fabric, and then putting the reinforced long-fiber polyester felt base fabric into a 50 ℃ oven for drying and curing.
The following table 1 shows the comparison results of the performance of the waterproof rolls prepared in examples 1 to 3 of the present invention with that of a commercially available general asphalt waterproof roll (brand: silver macro waterproof):
table 1:
as can be seen from the above Table 1, the waterproof roll material of the present invention has superior mechanical properties, high temperature resistance, low temperature resistance and waterproof properties to those of the common asphalt waterproof roll material sold in the market.
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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The composite polymer modified asphalt waterproof coiled material is characterized by comprising an isolation layer, a heat insulation layer, polymer modified asphalt, reinforced long-fiber polyester felt base fabric and a PE (polyethylene) film, wherein the thickness of the isolation layer is 0.2-0.5mm, the thickness of the heat insulation layer is 0.5-1.5mm, the thickness of the polymer modified asphalt is 1-5mm, the thickness of the reinforced long-fiber polyester felt base fabric is 1-2mm, and the thickness of the PE film is 0.02-0.05 mm.
2. The composite polymer modified asphalt waterproofing membrane as claimed in claim 1, wherein the isolation layer is composed of a BOPE film and an isolation filler adhered to the surface of the BOPE film.
3. The composite polymer modified asphalt waterproof roll as claimed in claim 2, wherein the isolation filler comprises the following components in parts by weight: 20-40 parts of talcum powder, 10-20 parts of mica powder, 1-5 parts of paper rib ash, 1-5 parts of nano silicon dioxide and 40-50 parts of polyurethane foam particles.
4. The composite polymer modified asphalt waterproofing membrane of claim 3, wherein the isolation filler further comprises microencapsulated red phosphorus 0.1-1 parts and expanded graphite 1-3 parts.
5. The composite polymer modified asphalt waterproof roll as claimed in claim 1, wherein the insulation layer is made of nano silica aerogel composite insulation material, and the nano silica aerogel composite insulation material is formed by reinforcing nano silica aerogel through isocyanate.
6. The composite polymer modified asphalt waterproof roll material as claimed in claim 5, wherein the preparation method of the nano silica aerogel composite thermal insulation material comprises the following steps: mixing methyl silicate, acetonitrile, methyltrimethoxysilane and 3-aminopropyltriethoxysilane to obtain solution A, mixing deionized water, chopped glass fiber and acetonitrile to obtain solution B, cooling the solution A to-80 deg.C, pouring into the solution B under stirring, rapidly stirring at room temperature until gel is formed, performing solution replacement with acetonitrile for 3 times (8-12 h each time) after 25-30h, soaking the gel in acetonitrile solution of hexamethylene diisocyanate for 30-40h, taking out, placing in acetonitrile, placing in an oven at 70-75 deg.C for 3-5d, taking out, placing in acetonitrile for 3 times (8-12 h each time), placing in a mold, pressing into desired shape, and performing supercritical drying.
7. The composite polymer modified asphalt waterproof roll as claimed in claim 6, wherein the acetonitrile solution of hexamethylene diisocyanate is 18-25% by weight.
8. The composite polymer modified asphalt waterproof roll material as claimed in claim 1, wherein the preparation method of the polymer modified asphalt comprises the following steps: mixing 90# asphalt and 61# oil, stirring at 800r/min for 20-40min at 600-.
9. The composite polymer modified asphalt waterproof roll as claimed in claim 8, wherein the mass ratio of the shale powder to the limestone is 1-4: 5-20.
10. The preparation method of the composite polymer modified asphalt waterproof roll material as claimed in any one of claims 1 to 9, which is characterized by comprising the following steps:
heating the polymer modified asphalt to 180-190 ℃, adding the heated polymer modified asphalt into an impregnator, heating and drying the reinforced long-fiber polyester felt base fabric through a heat conduction oil pipe, introducing the heated polymer modified asphalt into the impregnator for impregnation, adhering the polymer modified asphalt to the reinforced long-fiber polyester felt base fabric, adhering a PE film to the lower surface of the impregnated long-fiber polyester felt base fabric, adhering a heat insulation layer and an isolation layer to the upper surface of the impregnated long-fiber polyester felt base fabric, and then putting the impregnated long-fiber polyester felt base fabric into a drying oven at the temperature of 40-60.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991044A (en) * | 2023-03-23 | 2023-04-21 | 河北泽润工程橡塑有限公司 | Composite heat-insulating waterproof coiled material and production method thereof |
| CN117532977A (en) * | 2024-01-09 | 2024-02-09 | 新大运防水科技(唐山)有限公司 | Asphalt waterproof coiled material and preparation method thereof |
| CN117943264A (en) * | 2024-03-26 | 2024-04-30 | 锦绣防水科技有限公司 | Waterproof and heat-insulating modified asphalt coiled material and preparation method thereof |
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2019
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115991044A (en) * | 2023-03-23 | 2023-04-21 | 河北泽润工程橡塑有限公司 | Composite heat-insulating waterproof coiled material and production method thereof |
| CN117532977A (en) * | 2024-01-09 | 2024-02-09 | 新大运防水科技(唐山)有限公司 | Asphalt waterproof coiled material and preparation method thereof |
| CN117943264A (en) * | 2024-03-26 | 2024-04-30 | 锦绣防水科技有限公司 | Waterproof and heat-insulating modified asphalt coiled material and preparation method thereof |
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