CN113755109A - Weather-resistant exposed modified asphalt waterproof coiled material and preparation method thereof - Google Patents

Weather-resistant exposed modified asphalt waterproof coiled material and preparation method thereof Download PDF

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CN113755109A
CN113755109A CN202111048518.9A CN202111048518A CN113755109A CN 113755109 A CN113755109 A CN 113755109A CN 202111048518 A CN202111048518 A CN 202111048518A CN 113755109 A CN113755109 A CN 113755109A
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parts
modified asphalt
weather
asphalt
layer
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张晓明
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Hebei Yuyang Zeli Waterproof Material Co ltd
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Hebei Yuyang Zeli Waterproof Material Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/21—Paper; Textile fabrics
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/08—Macromolecular additives
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J195/00—Adhesives based on bituminous materials, e.g. asphalt, tar, pitch
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/66—Sealings
    • E04B1/665—Sheets or foils impervious to water and water vapor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
    • E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
    • E04D5/10—Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
    • C09J2203/346—Applications of adhesives in processes or use of adhesives in the form of films or foils for building applications e.g. wrap foil
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2301/00—Additional features of adhesives in the form of films or foils
    • C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
    • C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
    • C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/10—Presence of inorganic materials
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2400/00—Presence of inorganic and organic materials
    • C09J2400/20—Presence of organic materials
    • C09J2400/26—Presence of textile or fabric
    • C09J2400/263—Presence of textile or fabric in the substrate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J2495/00—Presence of bitume

Abstract

The invention relates to the technical field of waterproof coiled materials, and provides a weather-resistant exposed modified asphalt waterproof coiled material which sequentially comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom; the modified asphalt rubber material layer comprises the following components in parts by weight: 40-50 parts of asphalt, 6-10 parts of high-molecular elastomer, 10-20 parts of tackifying resin, 10-15 parts of naphthenic oil, 20-30 parts of modified filler and 5-8 parts of anti-aging agent. Through above-mentioned technical scheme, the problem that waterproofing membrane life is shorter among the prior art has been solved.

Description

Weather-resistant exposed modified asphalt waterproof coiled material and preparation method thereof
Technical Field
The invention relates to the technical field of waterproof coiled materials, in particular to a weather-resistant exposed modified asphalt waterproof coiled material and a preparation method thereof.
Background
With the rapid development of national economy, large span and light weight and the fact that high-rise buildings are pulled out like spring shoots, the form of the roof of the basement structure is greatly changed. But the problems of water leakage and water seepage of roofs, floors and basements also often occur. Relevant surveys show that the leakage of roofs and basements in China accounts for about 60% of the total leakage of buildings in China, which not only brings great economic loss, but also influences the safety of residents.
In order to solve the problem, the construction waterproof project is carried forward. According to different main composition materials, the waterproof material is divided into an asphalt waterproof coiled material, a high polymer modified asphalt waterproof coiled material and a synthetic polymer waterproof coiled material; the coiled materials are divided into coiled materials without a matrix, coiled materials with a paper matrix, coiled materials with a glass fiber matrix, coiled materials with a glass cloth matrix and coiled materials with a polyethylene matrix according to different matrixes.
However, asphalt waterproofing membrane is in the use, because high temperature resistance ability is relatively poor, through cold and hot circulation for self performance descends, receives the illumination effect during the roofing uses moreover for a long time, and the photochemistry reaction can take place for asphalt composite waterproofing membrane, and then makes life reduce, uses generally just to change for a few years.
Disclosure of Invention
The invention provides a weather-resistant exposed modified asphalt waterproof coiled material and a preparation method thereof, and solves the problem that the waterproof coiled material in the related art is short in service life.
The technical scheme of the invention is as follows:
a weather-proof exposed modified asphalt waterproof coiled material comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 40-50 parts of asphalt, 6-10 parts of high-molecular elastomer, 10-20 parts of tackifying resin, 10-15 parts of naphthenic oil, 20-30 parts of modified filler and 5-8 parts of anti-aging agent;
the modified filler comprises the following components: 5-7 parts of potassium titanate, 2-4 parts of calcium carbonate, 20-30 parts of octadecyl dimethyl trimethyl silicon propyl ammonium chloride, 4-8 parts of dicyclohexyl carbodiimide, 30-40 parts of ethanol and 600 parts of hydrochloric acid solution 450-.
As a further technical scheme, the concentration of the hydrochloric acid solution is 1 mol/L.
As a further technical scheme, the preparation method of the modified filler comprises the following steps:
a1, adding potassium titanate and calcium carbonate into one third of hydrochloric acid solution, heating to 60-70 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with octadecyl dimethyl trimethyl silicon propyl ammonium chloride, dicyclohexyl carbodiimide and ethanol, heating to 50-55 ℃, keeping the temperature for 6-9h, washing, and drying to obtain the modified filler.
As a further technical scheme, the asphalt comprises petroleum asphalt and/or natural asphalt, and the petroleum asphalt comprises one or more of heavy traffic petroleum asphalt No. 70, heavy traffic petroleum asphalt No. 90, heavy traffic petroleum asphalt No. 110 and heavy traffic petroleum asphalt No. 130.
As a further technical scheme, the macromolecule elastomer comprises one or more of TPU thermoplastic polyurethane elastomer, SBS styrene-butadiene block copolymerization type thermoplastic elastomer and POE ethylene-octene copolymerization thermoplastic elastomer.
As a further technical scheme, the tackifying resin comprises one or more of C5 petroleum resin, C9 petroleum resin, terpene phenolic resin and coumarone resin.
As a further technical scheme, the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: (2-4).
As a further technical scheme, the inorganic particle layer is a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1 (8-10).
As a further technical scheme, the inorganic particle layer is sprayed with the propargyl [3- (triethoxysilyl) propyl ] carbamate, and the mass ratio of the propargyl [3- (triethoxysilyl) propyl ] carbamate to the inorganic particles is 1 (10-20).
The invention also provides a weather-resistant exposed modified asphalt waterproof coiled material, which comprises the following steps:
s1, heating the asphalt to 120-130 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 210-230 ℃, and stirring for 0.5-1 h;
s3, cooling to 150-;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
The invention has the beneficial effects that:
1. according to the invention, after the filler is modified by using octadecyl dimethyl trimethyl silicon propyl ammonium chloride and dicyclohexyl carbodiimide, on one hand, the compatibility between the inorganic filler and the organic matrix is improved, on the other hand, the adsorption performance can be improved, the stability of the waterproof coiled material is improved, and the aging condition of asphalt is relieved.
2. According to the invention, the nanometer titanium dioxide is used as one of the materials of the inorganic particle layer, so that the light aging resistance of the waterproof roll can be improved. In the invention, the inorganic particles sprayed with the 3- (triethoxysilyl) propyl propargyl carbamate have stronger binding power when being bonded with asphalt, and can not generate the problems of peeling and the like after being used at high temperature for a long time.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
Example 1
A weather-proof exposed modified asphalt waterproof coiled material comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 46 parts of heavy-traffic petroleum asphalt No. 70, 8 parts of high-molecular elastomer, 15 parts of tackifying resin, 12 parts of naphthenic oil, 24 parts of modified filler and 6 parts of anti-aging agent;
the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: 3;
the tackifying resin is a mixture of C5 petroleum resin and terpene phenolic resin in a mass ratio of 1: 1;
the modified filler is prepared by the following steps:
a1, adding 6 parts of potassium titanate and 3 parts of calcium carbonate into 150 parts of 1mol/l hydrochloric acid solution, heating to 66-70 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with 25 parts of octadecyl dimethyl trimethyl silicon propyl ammonium chloride, 7 parts of dicyclohexyl carbodiimide and 35 parts of ethanol, heating to 50-55 ℃, keeping the temperature for 8 hours, washing, and drying to obtain the modified filler.
The inorganic particle layer is sprayed with 3- (triethoxysilyl) propyl propargyl carbamate, the mass ratio of the 3- (triethoxysilyl) propyl propargyl carbamate to the inorganic particles is 1:15, and the inorganic particles are a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1: 8;
the preparation method of the weather-resistant exposed modified asphalt waterproof coiled material comprises the following steps:
s1, heating the asphalt to 125-127 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 215-220 ℃, and stirring for 1 h;
s3, cooling to 150-;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
Example 2
A weather-proof exposed modified asphalt waterproof coiled material comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 40 parts of heavy-traffic petroleum asphalt No. 70, 6 parts of high-molecular elastomer, 10 parts of tackifying resin, 10 parts of naphthenic oil, 20 parts of modified filler and 5 parts of anti-aging agent;
the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: 2;
the tackifying resin is a mixture of C5 petroleum resin and coumarone resin in a mass ratio of 1: 1;
the modified filler is prepared by the following steps:
a1, adding 5 parts of potassium titanate and 2 parts of calcium carbonate into 150 parts of 1mol/l hydrochloric acid solution, heating to 60-63 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with 20 parts of octadecyl dimethyl trimethyl silicone propyl ammonium chloride, 4 parts of dicyclohexyl carbodiimide and 30 parts of ethanol, heating to 52-55 ℃, keeping the temperature for 9 hours, washing, and drying to obtain the modified filler.
The inorganic particle layer is sprayed with 3- (triethoxysilyl) propyl propargyl carbamate, the mass ratio of the 3- (triethoxysilyl) propyl propargyl carbamate to the inorganic particles is 1:10, and the inorganic particles are a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1: 9;
the preparation method of the weather-resistant exposed modified asphalt waterproof coiled material comprises the following steps:
s1, heating the asphalt to 120-122 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 210-215 ℃, and stirring for 1 h;
s3, cooling to the temperature of 156-160 ℃, adding the modified filler, the anti-aging agent and the tackifying resin, and stirring;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
Example 3
A weather-proof exposed modified asphalt waterproof coiled material comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 50 parts of heavy-traffic petroleum asphalt No. 70, 10 parts of high-molecular elastomer, 20 parts of tackifying resin, 15 parts of naphthenic oil, 30 parts of modified filler and 8 parts of anti-aging agent;
the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: 4;
the tackifying resin is C9 petroleum resin;
the modified filler is prepared by the following steps:
a1, adding 7 parts of potassium titanate and 4 parts of calcium carbonate into 200 parts of 1mol/l hydrochloric acid solution, heating to 66-70 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with 30 parts of octadecyl dimethyl trimethyl silicon propyl ammonium chloride, 8 parts of dicyclohexyl carbodiimide and 40 parts of ethanol, heating to 50-52 ℃, keeping the temperature for 6 hours, washing, and drying to obtain the modified filler.
The inorganic particle layer is sprayed with 3- (triethoxysilyl) propyl propargyl carbamate, the mass ratio of the 3- (triethoxysilyl) propyl propargyl carbamate to the inorganic particles is 1:20, and the inorganic particles are a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1: 10;
the preparation method of the weather-resistant exposed modified asphalt waterproof coiled material comprises the following steps:
s1, heating the asphalt to 126-130 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 220-225 ℃, and stirring for 0.5 h;
s3, cooling to 153 ℃ at 150 ℃, adding the modified filler, the anti-aging agent and the tackifying resin, and stirring;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
Example 4
A weather-proof exposed modified asphalt waterproof coiled material comprises an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 42 parts of heavy-traffic petroleum asphalt No. 70, 7 parts of high-molecular elastomer, 17 parts of tackifying resin, 13 parts of naphthenic oil, 28 parts of modified filler and 6 parts of anti-aging agent;
the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: 3;
the tackifying resin is a mixture of C5 petroleum resin and C9 petroleum resin in a mass ratio of 1: 2;
the modified filler is prepared by the following steps:
a1, adding 7 parts of potassium titanate and 4 parts of calcium carbonate into 150 parts of 1mol/l hydrochloric acid solution, heating to 66-70 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with 22 parts of octadecyl dimethyl trimethyl silicon propyl ammonium chloride, 6 parts of dicyclohexyl carbodiimide and 37 parts of ethanol, heating to 50-55 ℃, keeping the temperature for 7 hours, washing, and drying to obtain the modified filler.
The inorganic particle layer is sprayed with 3- (triethoxysilyl) propyl propargyl carbamate, the mass ratio of the 3- (triethoxysilyl) propyl propargyl carbamate to the inorganic particles is 1:13, and the inorganic particles are a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1: 8;
the preparation method of the weather-resistant exposed modified asphalt waterproof coiled material comprises the following steps:
s1, heating the asphalt to 125-127 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 215-220 ℃, and stirring for 1 h;
s3, cooling to 150-;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
Comparative example 1
The filler was potassium titanate and calcium carbonate as compared with example 1, and the other examples were the same as example 1 without modification treatment.
Comparative example 2
In comparison with example 1, octadecyl dimethyl trisilyl ammonium chloride was replaced with an equal amount of n-octadecylamine, and the rest was the same as in example 1.
Comparative example 3
The same procedure as in example 1 was repeated except that dicyclohexylcarbodiimide was replaced with an equivalent amount of benzophenone imine as compared with example 1.
Comparative example 4
The inorganic particles were not sprayed as compared with example 1, and the rest was the same as example 1.
Comparative example 5
The propargyl [3- (triethoxysilyl) propyl ] carbamate was replaced with the same amount of gamma-glycidoxypropyltrimethoxysilane as in example 1, except that the same procedure was used as in example 1.
The properties of the samples were tested according to the test methods specified in GB18242-2008 "coil of elastomer-modified bitumen waterproofing", the test results being shown in table 1.
TABLE 1 results of performance test of examples and comparative examples
Figure BDA0003251936600000061
Figure BDA0003251936600000071
Example 1 of the present invention is the best overall performance example. The filler is not modified in the comparative example 1, n-octadecylamine is used for replacing octadecyl dimethyl trimethyl silicon propyl ammonium chloride in the comparative example 2, and benzophenone imine is used for replacing dicyclohexyl carbodiimide in the comparative example 3, so that the high temperature resistance, the low temperature resistance and the aging resistance of the obtained waterproof coiled material are reduced. The purpose of modifying the filler is achieved only by the octadecyl dimethyl trimethyl silicon propyl ammonium chloride and the dicyclohexyl carbodiimide in the embodiment of the invention, so that the service life of the waterproof roll is further prolonged. The performance of the roll of water-repellent material was slightly inferior to that of the inventive example, in comparative example 4, in which the inorganic particles were not sprayed, and in comparative example 5, gamma-glycidoxypropyltrimethoxysilane was used instead of propargyl [3- (triethoxysilyl) propyl ] carbamate.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The weather-resistant exposed modified asphalt waterproof coiled material is characterized by comprising an inorganic particle layer, a modified asphalt mastic layer, a polyester tire base layer, a modified asphalt mastic layer and an isolation film layer from top to bottom in sequence;
the modified asphalt rubber material layer comprises the following components in parts by weight: 40-50 parts of asphalt, 6-10 parts of high-molecular elastomer, 10-20 parts of tackifying resin, 10-15 parts of naphthenic oil, 20-30 parts of modified filler and 5-8 parts of anti-aging agent;
the modified filler comprises the following components: 5-7 parts of potassium titanate, 2-4 parts of calcium carbonate, 20-30 parts of octadecyl dimethyl trimethyl silicon propyl ammonium chloride, 4-8 parts of dicyclohexyl carbodiimide, 30-40 parts of ethanol and 600 parts of hydrochloric acid solution 450-.
2. The weather-resistant exposed modified asphalt waterproofing membrane according to claim 1, wherein the concentration of the hydrochloric acid solution is 1 mol/L.
3. The weather-resistant exposed modified asphalt waterproof roll as claimed in claim 1, wherein the preparation method of the modified filler comprises the following steps:
a1, adding potassium titanate and calcium carbonate into one third of hydrochloric acid solution, heating to 60-70 ℃, stirring for 1 day, centrifuging to obtain a dry material, repeating the above operation twice on the obtained dry material, washing to be neutral, and drying to obtain an A1 material;
a2, mixing the material A1 with octadecyl dimethyl trimethyl silicon propyl ammonium chloride, dicyclohexyl carbodiimide and ethanol, heating to 50-55 ℃, keeping the temperature for 6-9h, washing, and drying to obtain the modified filler.
4. The weather-resistant exposed modified asphalt waterproof roll material as claimed in claim 1, wherein the asphalt comprises petroleum asphalt and/or natural asphalt, and the petroleum asphalt comprises one or more of heavy-duty petroleum asphalt No. 70, heavy-duty petroleum asphalt No. 90, heavy-duty petroleum asphalt No. 110 and heavy-duty petroleum asphalt No. 130.
5. The weather-resistant exposed modified asphalt waterproofing membrane according to claim 1, wherein the polymer elastomer comprises one or more of TPU thermoplastic polyurethane elastomer, SBS styrene-butadiene block copolymer thermoplastic elastomer, POE ethylene-octene copolymer thermoplastic elastomer.
6. The weather-resistant exposed modified asphalt waterproofing membrane according to claim 1, wherein the tackifying resin comprises one or more of C5 petroleum resin, C9 petroleum resin, terpene phenolic resin, coumarone resin.
7. The weather-resistant exposed modified asphalt waterproof roll as claimed in claim 1, wherein the anti-aging agent comprises an ultraviolet absorber UV-O and a hindered amine light stabilizer, and the mass ratio of the anti-aging agent to the hindered amine light stabilizer is 1: (2-4).
8. The weather-resistant exposed modified asphalt waterproof roll as claimed in claim 1, wherein the inorganic particle layer is a mixture of nano titanium dioxide and mullite sand in a mass ratio of 1 (8-10).
9. The weather-resistant exposed modified asphalt waterproofing membrane according to claim 8, wherein the inorganic particle layer is sprayed with [3- (triethoxysilyl) propyl ] propargyl carbamate, and the mass ratio of [3- (triethoxysilyl) propyl ] propargyl carbamate to the inorganic particles is 1 (10-20).
10. A method for preparing the weather-resistant exposed modified asphalt waterproof roll material as claimed in any one of claims 1 to 9, which comprises the following steps:
s1, heating the asphalt to 120-130 ℃;
s2, adding the high molecular elastomer and the naphthenic oil, heating to 210-230 ℃, and stirring for 0.5-1 h;
s3, cooling to 150-;
s4, discharging and forming the upper surface and the lower surface of the polyester tire base;
and S5, covering an isolating film on one surface of the molded polyester tire base, and coating an inorganic particle layer on the other surface of the molded polyester tire base to obtain the weather-resistant exposed modified asphalt waterproof coiled material.
CN202111048518.9A 2021-09-08 2021-09-08 Weather-resistant exposed modified asphalt waterproof coiled material and preparation method thereof Pending CN113755109A (en)

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CN107201046A (en) * 2016-03-16 2017-09-26 上海豫宏建筑防水材料有限公司 A kind of modified pitch sizing material and cold construction modified asphalt waterproof coiled material
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CN107201046A (en) * 2016-03-16 2017-09-26 上海豫宏建筑防水材料有限公司 A kind of modified pitch sizing material and cold construction modified asphalt waterproof coiled material
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