CN111635734A - High-low temperature resistant waterproof sizing material, and preparation method and application thereof - Google Patents
High-low temperature resistant waterproof sizing material, and preparation method and application thereof Download PDFInfo
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- CN111635734A CN111635734A CN202010488576.2A CN202010488576A CN111635734A CN 111635734 A CN111635734 A CN 111635734A CN 202010488576 A CN202010488576 A CN 202010488576A CN 111635734 A CN111635734 A CN 111635734A
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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
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- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
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- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
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- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
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- 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
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- 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
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- 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
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- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
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- 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
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- C09J2467/00—Presence of polyester
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- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
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Abstract
The invention provides a high and low temperature resistant waterproof sizing material, which takes asphalt as a main material, HDPE increases the high temperature toughness of a coiled material, SBS increases the cohesiveness of the coiled material at high temperature and low temperature, PP increases the peeling strength of the coiled material and a base layer, improves the mechanical strength of the coiled material, and rubber powder improves the elastic recovery and low temperature flexibility of the asphalt, and the rubber powder and SBS act together to improve the low temperature resistance of the asphalt; meanwhile, HDPE can be cross-linked with SBS of star structure, part of chain segments in the cross-linked body composed of SBS and HDPE absorb components in asphalt to break the dynamic balance of asphalt, and part of components in asphalt enter SBS network, so that the molecular chain distance in the cross-linked body of SBS and HDPE is increased, and the asphalt, SBS, HDPE, PP, rubber powder and inorganic filler form a stable composite system, and the obtained waterproof coiled material has good high and low temperature resistance and mechanical property.
Description
Technical Field
The invention belongs to the technical field of waterproof sizing materials, and particularly relates to a high and low temperature resistant waterproof sizing material, and a preparation method and application thereof.
Background
Waterproof coiled materials are important functional materials commonly used in the building field and other related technical fields. Along with the rapid development of economy in China, the application amount of waterproof coiled materials in the fields of buildings, roads, bridges and the like is larger and larger, the functional requirements on the waterproof coiled materials are higher and higher, and the quality requirements on the waterproof coiled materials are also higher and higher. The waterproof material is generally classified into a high polymer modified asphalt-based waterproof roll, a synthetic polymer waterproof roll, a waterproof paint, and the like. At present, the waterproof coiled material in China is mainly an asphalt-based waterproof coiled material and accounts for about 70-80% of all waterproof materials. The polymer modified asphalt waterproof coiled material is divided into the following materials according to the material of a polymer modifier: elastomer modified asphalt waterproof coiled material and plastomer modified asphalt waterproof coiled material. Wherein the representative product of the elastomer modified asphalt waterproof coiled material is SBS modified asphalt waterproof coiled material; the representative product of the plastomer modified asphalt waterproof coiled material is APP modified asphalt waterproof coiled material. The SBS modified asphalt waterproof coiled material has better low-temperature flexibility and is more suitable for being used in cold areas; the APP modified asphalt waterproof coiled material has better heat resistance and is more suitable for hot areas. However, the waterproof coiled material in the prior art has single temperature resistance, and a waterproof coiled material usually has only low temperature resistance or only high temperature resistance, so that the application range is limited. One of the important factors affecting the performance of the waterproofing membrane is the waterproofing glue.
Disclosure of Invention
In order to solve the technical problems, the invention provides a waterproof sizing material with high temperature resistance and low temperature resistance, a preparation method thereof and application thereof in waterproof coiled materials.
The invention aims to provide a high and low temperature resistant waterproof sizing material.
The invention also aims to provide a preparation method of the high and low temperature resistant waterproof sizing material.
The invention further aims to provide application of the high and low temperature resistant waterproof sizing material in waterproof coiled materials.
The invention provides a high and low temperature resistant waterproof sizing material which comprises the following components in parts by weight:
350 parts of asphalt and 450 parts of asphalt,
40-60 parts of SBS (styrene-butadiene-styrene),
10-20 parts of HDPE (high-density polyethylene),
15-25 parts of PP (polypropylene),
80-90 parts of rubber oil,
100 portions of rubber powder and 150 portions of rubber powder,
280 portions and 320 portions of inorganic filler.
The SBS used in the invention adopts SBS in star structure, and the brand is LG 411; the HDPE is high density polyethylene; PP is polypropylene.
In the high and low temperature resistant waterproof sizing material provided by the invention, asphalt is used as a main material, and other materials are used for modifying the asphalt, so that the finally obtained waterproof sizing material has good high and low temperature resistance, mechanical property and service performance. In the high and low temperature resistant waterproof sizing material provided by the invention, HDPE has a higher melting point, the high temperature toughness of the obtained coiled material can be effectively increased, and SBS can increase the cohesiveness of the coiled material at high temperature and low temperature; the PP has higher strength, and the addition of the PP can increase the peeling strength between the coiled material and the base layer and improve the mechanical strength of the coiled material; the rubber powder improves the elastic recovery and low-temperature flexibility of the asphalt, and improves the low-temperature resistance of the asphalt under the combined action of the rubber powder and SBS; meanwhile, HDPE can be cross-linked with SBS in star structure, part of chain segments in the cross-linked body composed of SBS and HDPE absorb components in asphalt to break the dynamic balance of asphalt, and part of components in asphalt enter SBS network to increase the molecular chain distance in the cross-linked body of SBS and HDPE, so that asphalt, SBS, HDPE, PP, rubber powder and inorganic filler form a stable composite system, and the finally obtained waterproof rubber material has good high and low temperature resistance and good mechanical properties.
The high and low temperature resistant waterproof sizing material preferably comprises the following components in parts by weight:
400 parts of asphalt, namely 400 parts of asphalt,
50 parts of SBS (styrene-butadiene-styrene),
15 parts of HDPE (high-density polyethylene),
20 parts of PP (polypropylene), namely 20 parts of PP,
85 parts of rubber oil, namely rubber oil,
140 parts of rubber powder, namely rubber powder,
290 parts of inorganic filler.
Preferably, the asphalt comprises 70# base asphalt and 10# base asphalt, and the weight ratio of the 70# base asphalt to the 10# base asphalt is 33-40: 2-5. According to the invention, the 70# base asphalt and the 10# base asphalt are shared, and the two kinds of asphalt are mixed according to the weight ratio, so that the flexibility of the 70# base asphalt can be improved, and the cohesion of the 10# base asphalt is increased, thereby ensuring that the obtained coiled material has toughness and the cohesion is increased.
Preferably, the rubber oil is a naphthenic rubber oil. The naphthenic base rubber oil has good low-temperature performance, good processing performance, environmental protection, moderate vulcanization rate, good rebound resilience and excellent adaptability with the raw materials in the invention.
Preferably, the particle size of the rubber powder is 60-100 meshes.
Preferably, the inorganic filler is stone powder, and the particle size of the stone powder is 120-230 meshes. The inorganic filler provided by the invention can promote simple condensation, oxidation, crosslinking and other effects of each component in a system, form a stable net structure and improve the mechanical property of the obtained waterproof sizing material.
The invention provides a preparation method of the high and low temperature resistant waterproof sizing material, which comprises the following steps:
(1) mixing asphalt and rubber oil, heating to 135-plus-145 ℃, continuously heating to 170-plus-175 ℃ while stirring, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ for constant temperature modification for 45-65min, then adding rubber powder, performing constant temperature modification for 2-3h at 185 ℃ for 180 ℃ for uniform stirring, then adding inorganic filler, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
Preferably, the stirring rate in step (1) and step (2) are both 100-500 rpm.
According to the high and low temperature resistant waterproof sizing material provided by the invention, preferably, the component further comprises 10-50 parts of a coupling agent, and further preferably, the coupling agent is a titanate coupling agent.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing asphalt and rubber oil, heating to 135-plus-145 ℃, continuously heating to 170-plus-175 ℃ while stirring, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ for constant temperature modification for 45-65min, then adding rubber powder and titanate coupling agent, performing constant temperature modification at 185 ℃ for 2-3h, then adding inorganic filler, uniformly stirring, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
Preferably, the stirring rate in step (1) and step (2) are both 100-500 rpm.
The high and low temperature resistant waterproof sizing material provided by the invention can be applied to waterproof coiled materials, and the high and low temperature resistant performance of the waterproof coiled materials is improved.
The invention provides a high and low temperature resistant waterproof coiled material which comprises a base material, the high and low temperature resistant waterproof sizing material coated on the base material and a separation film, wherein the base material is polyester.
The invention has the beneficial effects that:
1. the high and low temperature resistant waterproof sizing material provided by the invention takes asphalt as a main material, other components modify the asphalt, HDPE increases the high temperature toughness of the coiled material, and SBS increases the cohesiveness of the coiled material at high temperature and low temperature; PP increases the peeling strength between the coiled material and the base layer, and improves the mechanical strength of the coiled material; the rubber powder improves the elastic recovery and low-temperature flexibility of the asphalt, and improves the low-temperature resistance of the asphalt under the combined action of the rubber powder and SBS; meanwhile, HDPE can be cross-linked with SBS of star structure, part of chain segments in the cross-linked body composed of SBS and HDPE absorb components in asphalt to break the dynamic balance of asphalt, and part of components in asphalt enter SBS network to increase the molecular chain distance in the cross-linked body of SBS and HDPE, so that asphalt, SBS, HDPE, PP, rubber powder and inorganic filler form a stable composite system, and the obtained waterproof rubber material has good high and low temperature resistance and good mechanical properties.
2. The waterproof sizing material provided by the invention is applied to waterproof rolls with high and low temperature resistance, the high temperature resistance of the waterproof rolls reaches 117 ℃, no flowing or dropping occurs, the low temperature resistance of the waterproof rolls reaches-24 ℃, no crack occurs, the high and low temperature resistance is excellent, the joint peeling strength reaches 2.1N/mm, the mechanical strength is high, and the application range is wide.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The SBS in the embodiment provided by the invention is of the brand LG 411.
Example 1
The high and low temperature resistant waterproof sizing material comprises the following components in parts by weight:
330 parts of No. 70 base asphalt,
20 parts of No. 10 base asphalt,
40 parts of SBS (styrene-butadiene-styrene),
10 parts of HDPE (high-density polyethylene),
15 parts of PP (polypropylene), namely PP,
80 parts of naphthenic base rubber oil,
100 parts of rubber powder, namely rubber powder,
280 parts of stone powder;
the particle size of the rubber powder is 60 meshes;
the particle size of the stone powder is 120 meshes.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing 70# base asphalt, 10# base asphalt and naphthenic base rubber oil, heating to 135 ℃, stirring at the stirring speed of 100rpm while continuously heating to 170 ℃, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) at a stirring speed of 100rpm to 180 ℃, carrying out constant temperature modification for 65min, then adding rubber powder, carrying out constant temperature modification for 3h at 180 ℃, then adding stone powder, uniformly stirring at a stirring speed of 100rpm, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
The high and low temperature resistant waterproof coiled material comprises a polyester substrate, the high and low temperature resistant waterproof sizing material coated on the substrate and a separation film.
Example 2
The high and low temperature resistant waterproof sizing material comprises the following components in parts by weight:
400 parts of No. 70 base asphalt,
50 parts of No. 10 base asphalt,
60 parts of SBS (styrene-butadiene-styrene),
20 parts of HDPE (high-density polyethylene),
25 parts of PP (polypropylene), namely 25 parts of PP,
90 parts of naphthenic base rubber oil,
150 parts of rubber powder, namely rubber powder,
320 parts of inorganic filler;
the particle size of the rubber powder is 100 meshes;
the particle size of the stone powder is 230 meshes.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing 70# base asphalt, 10# base asphalt and naphthenic base rubber oil, heating to 145 ℃, stirring at the stirring speed of 500rpm while continuously heating to 175 ℃, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ at a stirring speed of 500rpm, carrying out constant temperature modification for 45min, then adding rubber powder, carrying out constant temperature modification for 2h at 185 ℃, then adding stone powder, uniformly stirring at a stirring speed of 500rpm, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
The high and low temperature resistant waterproof coiled material comprises a polyester substrate, the high and low temperature resistant waterproof sizing material coated on the substrate and a separation film.
Example 3
The high and low temperature resistant waterproof sizing material comprises the following components in parts by weight:
370 parts of No. 70 base asphalt,
30 parts of No. 10 base asphalt,
50 parts of SBS (styrene-butadiene-styrene),
15 parts of HDPE (high-density polyethylene),
20 parts of PP (polypropylene), namely 20 parts of PP,
85 parts of naphthenic base rubber oil,
140 parts of rubber powder, namely rubber powder,
290 parts of inorganic filler;
the particle size of the rubber powder is 60 meshes;
the particle size of the stone powder is 200 meshes.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing 70# base asphalt, 10# base asphalt and naphthenic base rubber oil, heating to 140 ℃, stirring at the stirring speed of 300rpm while continuously heating to 175 ℃, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ at a stirring speed of 300rpm, carrying out constant temperature modification for 60min, then adding rubber powder, carrying out constant temperature modification for 2.5h at 185 ℃, then adding stone powder, uniformly stirring at a stirring speed of 300rpm, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
The high and low temperature resistant waterproof coiled material comprises a polyester substrate, the high and low temperature resistant waterproof sizing material coated on the substrate and a separation film.
Example 4
The high and low temperature resistant waterproof sizing material comprises the following components in parts by weight:
370 parts of No. 70 base asphalt,
30 parts of No. 10 base asphalt,
50 parts of SBS (styrene-butadiene-styrene),
15 parts of HDPE (high-density polyethylene),
20 parts of PP (polypropylene), namely 20 parts of PP,
85 parts of naphthenic base rubber oil,
140 parts of rubber powder, namely rubber powder,
290 parts of an inorganic filler(s),
10 parts of titanate coupling agent;
the particle size of the rubber powder is 60 meshes;
the particle size of the stone powder is 200 meshes.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing 70# base asphalt, 10# base asphalt and naphthenic base rubber oil, heating to 140 ℃, stirring at the stirring speed of 300rpm while continuously heating to 175 ℃, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ at a stirring speed of 300rpm, carrying out constant temperature modification for 60min, then adding rubber powder and a titanate coupling agent, carrying out constant temperature modification for 2.5h at 185 ℃, then adding stone powder, uniformly stirring at a stirring speed of 300rpm, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
The high and low temperature resistant waterproof coiled material comprises a polyester substrate, the high and low temperature resistant waterproof sizing material coated on the substrate and a separation film.
Example 5
The high and low temperature resistant waterproof sizing material comprises the following components in parts by weight:
400 parts of No. 70 base asphalt,
50 parts of No. 10 base asphalt,
60 parts of SBS (styrene-butadiene-styrene),
20 parts of HDPE (high-density polyethylene),
25 parts of PP (polypropylene), namely 25 parts of PP,
90 parts of naphthenic base rubber oil,
150 parts of rubber powder, namely rubber powder,
320 parts of inorganic filler, namely 320 parts of inorganic filler,
50 parts of titanate coupling agent;
the particle size of the rubber powder is 100 meshes;
the particle size of the stone powder is 230 meshes.
The preparation method of the high and low temperature resistant waterproof sizing material comprises the following steps:
(1) mixing 70# base asphalt, 10# base asphalt and naphthenic base rubber oil, heating to 145 ℃, stirring at the stirring speed of 500rpm while continuously heating to 175 ℃, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ at a stirring speed of 500rpm, carrying out constant temperature modification for 45min, then adding rubber powder and a titanate coupling agent, carrying out constant temperature modification for 2h at 185 ℃, then adding stone powder, uniformly stirring at a stirring speed of 500rpm, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
The high and low temperature resistant waterproof coiled material comprises a polyester substrate, the high and low temperature resistant waterproof sizing material coated on the substrate and a separation film.
Test examples
According to GB18242-2008 "elastomer modified asphalt waterproof coiled material" and GB18243-2008 "plastomer modified asphalt waterproof coiled material", the heat resistance, low temperature flexibility and mechanical properties of the commercially available SBS modified asphalt waterproof coiled material, the commercially available APP waterproof coiled material and the high and low temperature resistant waterproof coiled materials obtained in examples 1-5 were respectively detected, wherein examples 1-5 are respectively test groups 1-5, the commercially available SBS modified asphalt waterproof coiled material is a control group 1, and the commercially available APP waterproof coiled material is a control group 2, and the results are shown in Table 1.
Wherein the heat resistance is carried out according to the method A in GB/T328.11-2007, and no flow or dripping exists;
the low-temperature flexibility is carried out according to GB/T328.14, a coiled material with the thickness of 3mm is bent by 30mm, and the bending diameter of coiled materials with the thickness of 4mm and 5mm is 50 mm;
the water impermeability was carried out according to method B of GB/T328.10-2007, using a 7-well plate, the upper surface facing the water. When the upper surface is fine sand and mineral aggregate, the lower surface is exposed to water, and when the lower surface is also fine sand, before the test, the fine sand on the lower surface is removed along a circle of the sealing ring, then a circle of No. 60-No. 100 hot asphalt is coated, and after the coating is leveled and cooled for 1 hour, the impermeability is detected.
The seam peel strength was measured according to GB/T328.20 and was applied by hot-melt bonding at the longitudinal overlapping edges of the web, the average peel strength was averaged over 5 periods of time.
TABLE 1 test results
The results in table 1 show that the high and low temperature resistant waterproof roll provided by the invention has good high and low temperature resistance on the premise of good waterproof performance, the heat resistance can reach 117 ℃, the low temperature flexibility at-24 ℃ is good, the seam peel strength can reach 2.1N/mm, and the waterproof roll is obviously superior to the waterproof roll sold in the market. The high-temperature and low-temperature resistant waterproof coiled material provided by the invention has the advantage that the high-temperature resistance and low-temperature flexibility of the obtained waterproof coiled material are obviously improved through the interaction of the components.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The high and low temperature resistant waterproof sizing material is characterized by comprising the following components in parts by weight:
350 parts of asphalt and 450 parts of asphalt,
40-60 parts of SBS (styrene-butadiene-styrene),
10-20 parts of HDPE (high-density polyethylene),
15-25 parts of PP (polypropylene),
80-90 parts of rubber oil,
100 portions of rubber powder and 150 portions of rubber powder,
280 portions and 320 portions of inorganic filler.
2. The high and low temperature resistant waterproof glue stock according to claim 1, which comprises the following components in parts by weight:
400 parts of asphalt, namely 400 parts of asphalt,
50 parts of SBS (styrene-butadiene-styrene),
15 parts of HDPE (high-density polyethylene),
20 parts of PP (polypropylene), namely 20 parts of PP,
85 parts of rubber oil, namely rubber oil,
140 parts of rubber powder, namely rubber powder,
290 parts of inorganic filler.
3. The high and low temperature resistant waterproof compound according to claim 1 or 2, wherein the asphalt comprises 70# base asphalt and 10# base asphalt, and the weight ratio of the 70# base asphalt to the 10# base asphalt is 33-40: 2-5.
4. High and low temperature resistant waterproof compound according to claim 1 or 2, wherein the rubber oil is a naphthenic rubber oil.
5. The high and low temperature resistant waterproof compound according to claim 1 or 2, wherein the particle size of the rubber powder is 60-100 mesh.
6. The high and low temperature resistant waterproof glue material as claimed in claim 1, wherein the inorganic filler is stone powder, and the particle size of the stone powder is 120-230 meshes.
7. The high and low temperature resistant waterproof compound according to claim 1, wherein the component further comprises 10-50 parts of titanate coupling agent.
8. Process for the preparation of a high and low temperature resistant water-repellent size according to any one of claims 1 to 6, characterized in that it comprises the following steps:
(1) mixing asphalt and rubber oil, heating to 135-plus-145 ℃, continuously heating to 170-plus-175 ℃ while stirring, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ for constant temperature modification for 45-65min, then adding rubber powder, performing constant temperature modification for 2-3h at 185 ℃ for 180 ℃ for uniform stirring, then adding inorganic filler, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
9. The process for the preparation of a high and low temperature resistant water-repellent size according to claim 7, characterized in that it comprises the following steps:
(1) mixing asphalt and rubber oil, heating to 135-plus-145 ℃, continuously heating to 170-plus-175 ℃ while stirring, adding SBS, HDPE and PP, and uniformly mixing to obtain a premix;
(2) stirring and heating the premix obtained in the step (1) to 185 ℃ for constant temperature modification for 45-65min, then adding rubber powder and titanate coupling agent, performing constant temperature modification at 185 ℃ for 2-3h, then adding inorganic filler, uniformly stirring, cooling to below 180 ℃, and discharging to obtain the high and low temperature resistant waterproof rubber material.
10. Use of a high and low temperature resistant water repellent size according to any one of claims 1 to 7 in a water repellent coil.
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