CN108360694B - Self-healing waterproof coiled material for building structure outer wall and preparation method thereof - Google Patents

Self-healing waterproof coiled material for building structure outer wall and preparation method thereof Download PDF

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CN108360694B
CN108360694B CN201810080283.3A CN201810080283A CN108360694B CN 108360694 B CN108360694 B CN 108360694B CN 201810080283 A CN201810080283 A CN 201810080283A CN 108360694 B CN108360694 B CN 108360694B
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layer
parts
mass ratio
coupling agent
agent
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CN108360694A (en
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杨志勇
张子泉
郑家玉
崔鑫
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Weifang University of Science and Technology
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Weifang University of Science and Technology
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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
    • E04B1/66—Sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • B32B37/1284—Application of adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L95/00—Compositions of bituminous materials, e.g. asphalt, tar, pitch
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/582—Tearability
    • B32B2307/5825—Tear resistant
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/726—Permeability to liquids, absorption
    • B32B2307/7265—Non-permeable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2607/00—Walls, panels
    • B32B2607/02—Wall papers, wall coverings
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • C08K2003/265—Calcium, strontium or barium carbonate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3045—Sulfates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
    • C08K2003/3045—Sulfates
    • C08K2003/3063—Magnesium sulfate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/38—Boron-containing compounds
    • C08K2003/387—Borates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
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Abstract

The invention provides a self-healing waterproof coiled material for an outer wall of a building structure and a preparation method thereof, wherein the waterproof coiled material comprises a tire base layer, a sizing agent layer and an isolation layer, wherein the thickness of the tire base layer is 0.15-0.2cm, the sizing agent layer is an upper layer and a lower layer which are respectively paved on the upper surface and the lower surface of the tire base layer, the back thickness of the upper layer and the back thickness of the lower layer of the sizing agent layer are both 0.07-0.09cm, the isolation layer is a PE film, and the isolation layer is two layers which are respectively attached to the outer sides of the upper layer and the lower layer of the sizing agent. The base layer of the tire is a polyester tire, the width of the tire is 1020-1035mm, the length of the tire is 1600-1650m, and the mass of the tire is 5.6-6.4g/cm2. The waterproof coiled material has excellent self-healing performance and tear resistance.

Description

Self-healing waterproof coiled material for building structure outer wall and preparation method thereof
Technical Field
The invention relates to a self-healing waterproof coiled material for an outer wall of a building structure and a preparation method thereof, and belongs to the technical field of waterproof coiled materials.
Background
The waterproof roll is a curlable sheet-shaped waterproof material. Is one of important varieties in waterproof materials of building engineering.
The waterproof material can be divided into three categories, namely asphalt waterproof material, high polymer modified waterproof coiled material and synthetic polymer waterproof coiled material (SBC 120 polyethylene polypropylene composite coiled material). There are various waterproof roll materials such as PVC, EVA, PE, ECB and the like. The asphalt waterproof coiled material is a curlable sheet-like waterproof material which is prepared by dipping asphalt on a base (such as base paper and fiber fabric) and then spreading powdery or sheet-like isolating material on the surface.
The outer wall water proofing is a subsection water proofing project which ensures that the structure of a building (structure) is not affected by water and the inner space is not damaged by water. The outer wall waterproofing work plays an important role in the whole construction work. The outer wall waterproof engineering relates to a plurality of outer wall structures such as basement outer walls and house outer walls of buildings (structures), and has the functions of preventing the leakage of rainwater and domestic water and the erosion of underground water of the buildings or the structures within the designed endurance life, ensuring that the building structures and the internal rooms are not polluted and stained, and providing a comfortable and safe living environment for people. The waterproof coiled material used for the outer wall of the building structure generally has the performances of high strength, aging resistance, corrosion resistance and the like.
However, the self-healing performance of the waterproof coiled material for the outer wall of the building structure in the prior art is poor, and once the waterproof coiled material is broken, the crack is difficult to heal, so that the waterproof coiled material is subjected to water seepage, and the safety of the wall of the building structure is further influenced; in recent years, water seepage and leakage phenomena are frequent in houses used for years, so that development of a waterproof coiled material with self-healing performance for outer walls of building structures becomes a key point of attention in the field.
Disclosure of Invention
The invention aims to solve the problems and provides a self-healing waterproof coiled material for an outer wall of a building structure and a preparation method thereof, so that the following aims are achieved:
the waterproof coiled material has good self-healing performance and tear resistance; in the self-closing test, the water seepage of the crack is finished within 3-4 h, and the crack is completely closed after 10-11 h.
In order to realize the purpose of the invention, the following technical scheme is adopted:
the invention provides a self-healing waterproof coiled material for an external wall of a building structure and a preparation method thereof; the waterproof coiled material comprises a tire base layer, a sizing material layer and an isolation layer, wherein the thickness of the tire base layer is 0.15-0.2cm, the sizing material layer is two layers from top to bottom and is respectively laid on the upper surface and the lower surface of the tire base layer, the back thickness of the upper and lower two layers of sizing material layers is 0.07-0.09cm, the isolation layer is a PE film, and the isolation layer is two layers and is respectively attached to the outer sides of the upper and lower sizing material layers.
The base layer of the tire is a polyester tire, the width of the tire is 1020-1035mm, the length of the tire is 1600-1650m, and the mass of the tire is 5.6-6.4g/cm2。
The sizing material layer comprises the following raw material components in parts by weight:
100-103 parts of asphalt;
401025-30 parts of naphthenic oil;
12.5-13 parts of a modifier;
22.5-26 parts of styrene butadiene rubber;
10-15 parts of silica gel;
20-23 parts of phenolic resin;
1.8-2.6 parts of a filler;
4.5-5.5 parts of an anti-aging agent;
2.1-2.5 parts of an accelerator;
5.5-6 parts of a coupling agent;
3.5-4 parts of a plasticizer.
The modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1.
The plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
The preparation method of the waterproof roll comprises the following steps:
1. weighing machine
Accurately weighing each component according to the formula proportion of the rubber material layer;
2. charging of
Sequentially adding asphalt, naphthenic oil 4010, a modifier, styrene butadiene rubber, silica gel and a filler into mixing equipment; the modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio.
3. To obtain a sizing material
Starting stirring, controlling the temperature at 220-; stirring to be uniform; preparing a sizing material, and discharging the sizing material to an oiling tank for later use;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1;
the plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
4. Coating gum layer
The tire base layer is pulled to pass through an oil coating pool at the pulling speed of 5m/s, then extruded under the pressure of an oil filtering press roll of 0.4MPa, the thickness of a rubber material layer is controlled, and then cooled to normal temperature through a cooling roll; and obtaining the waterproof coiled material substrate.
5. Shaping of
Covering the upper and lower surfaces of the waterproof coiled material substrate with PE films, and cooling and shaping the waterproof coiled material substrate with cooling water; and then, measuring length, cutting edge, rolling and packaging to obtain a finished product.
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
the waterproof coiled material has good self-healing performance and tear resistance; in the self-closing test, the water seepage of the crack is finished within 3-4 h, and the crack is completely closed after 10-11 h; the tearing strength of the waterproof coiled material is as high as 820-850N.
Detailed Description
Embodiment 1 self-healing waterproof roll for building structure outer wall and preparation method thereof
The waterproof coiled material comprises a tire base layer, a sizing material layer and an isolation layer, wherein the thickness of the tire base layer is 0.15cm, the sizing material layer is two layers from top to bottom and is respectively paved on the upper surface and the lower surface of the tire base layer, the back thickness of the upper and the lower two sizing material layers is 0.07cm, the isolation layer is a PE film, the isolation layer is two layers and is respectively attached to the outer sides of the upper and the lower sizing material layers.
The base layer of the tire is a polyester tire, the width of the tire is 1020mm, the length of the tire is 16000m, and the mass of the tire is 5.6g/cm2。
The sizing material layer comprises the following raw material components in parts by weight:
100 parts of asphalt;
401025 parts of naphthenic oil;
12.5 parts of a modifier;
22.5 parts of styrene butadiene rubber;
10 parts of silica gel;
20 parts of phenolic resin;
1.8 parts of a filler;
4.5 parts of an anti-aging agent;
2.1 parts of an accelerator;
5.5 parts of a coupling agent;
3.5 parts of a plasticizer.
The modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1.
The plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
The preparation method of the waterproof roll comprises the following steps:
1. weighing machine
Accurately weighing each component according to the formula proportion of the rubber material layer;
2. charging of
Sequentially adding asphalt, naphthenic oil 4010, a modifier, styrene butadiene rubber, silica gel and a filler into mixing equipment; the modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio.
3. To obtain a sizing material
Starting stirring, controlling the temperature at 220-; stirring to be uniform; preparing a sizing material, and discharging the sizing material to an oiling tank for later use;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1;
the plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
4. Coating gum layer
The tire base layer is pulled to pass through an oil coating pool at the pulling speed of 5m/s, then extruded under the pressure of an oil filtering press roll of 0.4MPa, the thickness of a rubber material layer is controlled, and then cooled to normal temperature through a cooling roll; and obtaining the waterproof coiled material substrate.
5. Shaping of
Covering the upper and lower surfaces of the waterproof coiled material substrate with PE films, and cooling and shaping the waterproof coiled material substrate with cooling water; and then, measuring length, cutting edge, rolling and packaging to obtain a finished product.
Embodiment 2 self-healing waterproof roll for building structure outer wall and preparation method thereof
The waterproof coiled material comprises a tire base layer, a sizing material layer and an isolation layer, wherein the thickness of the tire base layer is 0.2cm, the sizing material layer is two layers from top to bottom and is respectively paved on the upper surface and the lower surface of the tire base layer, the back thickness of the upper and the lower two sizing material layers is 0.09cm, the isolation layer is a PE film, the isolation layer is two layers and is respectively attached to the outer sides of the upper and the lower sizing material layers.
The base layer is polyester tyre with width of 1035mm, length of 1650m and mass of 6.4g/cm2。
The sizing material layer comprises the following raw material components in parts by weight:
103 parts of asphalt;
401030 parts of naphthenic oil;
13 parts of a modifier;
26 parts of styrene butadiene rubber;
15 parts of silica gel;
23 parts of phenolic resin;
2.6 parts of a filler;
5.5 parts of an anti-aging agent;
2.5 parts of an accelerator;
6 parts of a coupling agent;
4 parts of a plasticizer.
The modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1.
The plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
The preparation method of the waterproof roll comprises the following steps:
1. weighing machine
Accurately weighing each component according to the formula proportion of the rubber material layer;
2. charging of
Sequentially adding asphalt, naphthenic oil 4010, a modifier, styrene butadiene rubber, silica gel and a filler into mixing equipment; the modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent.
The filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio.
3. To obtain a sizing material
Starting stirring, controlling the temperature at 220-; stirring to be uniform; preparing a sizing material, and discharging the sizing material to an oiling tank for later use;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1;
the plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1.
4. Coating gum layer
The tire base layer is pulled to pass through an oil coating pool at the pulling speed of 5m/s, then extruded under the pressure of an oil filtering press roll of 0.4MPa, the thickness of a rubber material layer is controlled, and then cooled to normal temperature through a cooling roll; and obtaining the waterproof coiled material substrate.
5. Shaping of
Covering the upper and lower surfaces of the waterproof coiled material substrate with PE films, and cooling and shaping the waterproof coiled material substrate with cooling water; and then, measuring length, cutting edge, rolling and packaging to obtain a finished product.
Except for special description, the percentages are mass percentages, and the ratios are mass ratios.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (2)

1. The utility model provides a self-healing waterproofing membrane for building structure outer wall which characterized in that:
the waterproof roll comprises a tire base layer, a sizing agent layer and two isolation layers, wherein the thickness of the tire base layer is 0.15-0.2cm, the sizing agent layer is an upper layer and a lower layer and is respectively paved on the upper surface and the lower surface of the tire base layer, the back thickness of the upper sizing agent layer and the back thickness of the lower sizing agent layer are both 0.07-0.09cm, the isolation layers are PE films, and the isolation layers are two layers and are respectively attached to the outer sides of the upper sizing agent layer and the lower sizing agent layer;
the sizing material layer comprises the following raw material components in parts by weight: 100-103 parts of asphalt, 401025-30 parts of naphthenic oil, 12.5-13 parts of modifier, 22.5-26 parts of styrene butadiene rubber, 10-15 parts of silica gel, 20-23 parts of phenolic resin, 1.8-2.6 parts of filler, 4.5-5.5 parts of anti-aging agent, 2.1-2.5 parts of accelerator, 5.5-6 parts of coupling agent and 3.5-4 parts of plasticizer;
the modifier is prepared from epoxidized soybean oil, activated clay and copper sulfate according to a weight ratio of 4: 1: 2 in a mass ratio;
the silica gel: the mesh number is 2200 meshes, the decolorization rate is 95 percent, and the water content is 10 percent;
the filler is prepared from light calcium carbonate, boric acid and magnesium sulfate according to the weight ratio of 7: 2: 0.5 by mass ratio;
the coupling agent is: the titanate coupling agent 101, the titanate coupling agent 201 and the titanate coupling agent 311 are mixed according to the mass ratio of 1:1: 1;
the plasticizer is as follows: is dioctyl phthalate (DOP);
the anti-aging agent: the anti-aging agent 2246 and the anti-aging agent RD are mixed according to the mass ratio of 1: 3;
the accelerator is formed by mixing an accelerator TMTD and an accelerator PZ according to a mass ratio of 3: 1;
the preparation method of the self-healing waterproof coiled material for the outer wall of the building structure comprises the steps of preparing a sizing material and a coating sizing material layer;
the prepared rubber material comprises the following components: controlling the temperature at 230 ℃ and the rotating speed at 620rpm, and sequentially adding the phenolic resin, the anti-aging agent, the promoter, the coupling agent and the plasticizer during the stirring process;
the coating sizing material layer is as follows: the tire base layer is pulled to pass through an oil coating pool at the pulling speed of 5m/s, then extruded under the pressure of an oil filtering press roll of 0.4MPa, the thickness of a rubber material layer is controlled, and then cooled to normal temperature through a cooling roll; and obtaining the waterproof coiled material substrate.
2. A self-healing waterproofing membrane for building structure exterior walls according to claim 1, wherein: the base layer is polyester, the width is 1020-1035mm, the length is 1600-1650m, and the mass is 5.6-6.4g/cm2。
CN201810080283.3A 2018-01-27 2018-01-27 Self-healing waterproof coiled material for building structure outer wall and preparation method thereof Active CN108360694B (en)

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