CN113025224A - Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof - Google Patents
Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof Download PDFInfo
- Publication number
- CN113025224A CN113025224A CN202110272286.9A CN202110272286A CN113025224A CN 113025224 A CN113025224 A CN 113025224A CN 202110272286 A CN202110272286 A CN 202110272286A CN 113025224 A CN113025224 A CN 113025224A
- Authority
- CN
- China
- Prior art keywords
- modified asphalt
- adhesive layer
- film
- stirring
- self
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- C09J7/29—Laminated material
-
- 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
- C09D195/00—Coating compositions 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
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- 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
- C09J2423/00—Presence of polyolefin
- C09J2423/04—Presence of homo or copolymers of ethene
- C09J2423/046—Presence of homo or copolymers of ethene 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
- C09J2495/006—Presence of bitume in the substrate
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/32—Roof garden systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Inorganic Chemistry (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Laminated Bodies (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of waterproof coiled materials, and provides a modified asphalt waterproof coiled material with a self-adhesive layer, which comprises a polyethylene film, a modified asphalt coating cover material layer, a silica gel modified asphalt fully-impregnated polyester base layer, a modified asphalt coating cover material layer, a multilayer cast co-extrusion film, a high-molecular hot-melt pressure-sensitive adhesive layer and a polyethylene isolating film which are sequentially arranged. Through the technical scheme, the problems of short service life and poor mechanical property in the prior art are solved.
Description
Technical Field
The invention relates to the technical field of waterproof coiled materials, in particular to a modified asphalt waterproof coiled material with a self-adhesive layer and a preparation method thereof.
Background
Modified asphalt root-resistant waterproof roll materials for planted roofs are commonly used copper matrix modified asphalt waterproof roll materials and chemical root-resistant waterproof roll materials, SBS modified asphalt waterproof roll materials prepared by adopting composite copper matrix as matrix are adopted, the root-resistant mechanism is physical root resistance, plant root system growth is prevented through the barrier effect of the copper matrix, but because the copper matrix at the lap joint position cannot be lapped, only the glue materials are bonded together, the physical root-resistant roll materials can have defects at the lap joint position.
According to JGJ155-2013 technical Specification for planting roof engineering, two layers of a root puncture resistant waterproof layer and a common waterproof layer are adopted for planting the roof to achieve first-level waterproofing, the specific hierarchical structure is that the common waterproof layer is arranged below, and the root puncture resistant waterproof layer is arranged on the common waterproof layer, but the construction of the root puncture resistant SBS modified asphalt waterproof coiled material for planting the roof needs hot melting construction, so that the material which can be subjected to hot melting construction needs to be compounded with the root puncture resistant SBS modified asphalt waterproof coiled material for using, and the material can be compounded with the root puncture resistant SBS modified asphalt waterproof coiled material or the non-cured rubber asphalt waterproof coating, and the application range of.
The self-adhesive polymer modified asphalt root penetration resistant waterproof coiled material which does not need hot-melt construction in the current market cannot meet the standard of GB/T35468-2017 root penetration resistant waterproof coiled material for planted roofs, does not meet the standard requirements of related building waterproof standards, and can damage the structure of the high-molecular coiled material due to migration of oil in the self-adhesive coiled material during composite long-time use of the material and the high-molecular waterproof coiled material, so that the quality of waterproof engineering is reduced.
Disclosure of Invention
The invention provides a modified asphalt waterproof coiled material with a self-adhesive layer and a preparation method thereof, and solves the problems of short service life and poor mechanical property in the prior art.
The technical scheme of the invention is as follows:
the utility model provides a take modified asphalt waterproofing membrane of self-adhesive layer, is including the polyethylene membrane, modified asphalt coat the precoat, the silica gel modified asphalt soaks polyester child basic unit entirely, modified asphalt coat the precoat, the multilayer curtain coating is crowded membrane, polymer hot melt pressure sensitive adhesive layer, polyethylene barrier film altogether that set gradually.
As a further technical scheme, the formula of the modified asphalt coating precoat layer comprises the following components in parts by weight: 30-40 parts of No. 90 asphalt, 25-30 parts of No. 200 asphalt, 5-6 parts of styrene-butadiene-styrene block copolymer, 6-8 parts of rubber activator, 1-2 parts of polypropylene, 25-30 parts of talcum powder, 0.5-1 part of root inhibitor and 0.2-0.4 part of bactericide.
According to a further technical scheme, the silica gel modified asphalt fully-impregnated polyester tire base layer is treated by modified immersion oil, and the modified immersion oil comprises the following components in parts by weight: 65-75 parts of No. 90 asphalt, 25-30 parts of SMA silica gel modifier, 0.5-1 part of root inhibitor and 0.2-0.4 part of bactericide.
According to a further technical scheme, the thickness of the polyethylene film is 0.01-0.02 mm.
As a further technical scheme, the preparation of the modified asphalt coating precoat layer comprises the following steps:
s1, heating the 90# asphalt and the 200# asphalt to 110-120 ℃, and uniformly stirring;
s2, adding styrene-butadiene-styrene block copolymer and polypropylene at the temperature of 120-150 ℃, uniformly stirring, and gradually heating to 185 ℃;
s3, controlling the temperature to be 185-195 ℃, adding the rubber activator for four times, and uniformly stirring;
s4, grinding by a colloid mill, circulating for 3-4 times, and grinding for 1-1.5 h each time;
s5, adding the root-resisting agent and continuing stirring;
and S6, adding talcum powder in batches, and uniformly stirring, wherein the temperature is kept at 160-165 ℃, so as to obtain the modified asphalt coating material layer.
As a further technical scheme, in the step S1, the stirring speed is kept at 50-60 r/min, and the stirring is carried out for 30-40 min; in the step S2, the stirring speed is 75-80 r/min; in the step S3, stirring for 2-3 hours at a stirring speed of 90 r/min; in the step S5, stirring for 30-40 min; and in the step S6, stirring for 30 min.
As a further technical scheme, the preparation of the silica gel modified asphalt fully-impregnated polyester tire base layer comprises the following steps: controlling the temperature at 160-165 ℃, mixing and stirring the 90# asphalt and the SMA silica gel modifier, adding the root inhibitor, and stirring the bactericide to obtain modified immersion oil; and completely immersing the polyester base fabric into the modified immersion oil to ensure the completely immersed state of the polyester base fabric, thereby obtaining the silica gel modified asphalt completely-immersed polyester base fabric.
The invention also provides a preparation method of the modified asphalt waterproof coiled material with the self-adhesive layer, which comprises the following steps:
a1: coating the base layer of the fully-impregnated polyester tire with silica gel modified asphalt, wherein the oil is a modified asphalt coating cover material layer;
a2: cooling the polyester base obtained from A1, and then coating an upper film and a lower film, wherein the upper film is a polyethylene film, and the lower film is a multilayer cast co-extruded film;
a3: heating the high-molecular hot-melt pressure-sensitive adhesive to 165-170 ℃, melting the adhesive, uniformly coating the adhesive on a multilayer cast co-extruded film, and coating the multilayer cast co-extruded film with a gram weight of 280-300 g/m 2;
a4: covering a polyethylene isolating film, and rolling to obtain the modified asphalt waterproof coiled material with the self-adhesive layer.
The invention has the beneficial effects that:
1. in the prior art, base oil and aromatic oil are commonly used as the coating material, and 200# asphalt is adopted to replace the conventional base oil or aromatic oil to synthesize the coating material, so that the swelling influence of oil migration on the high-molecular pressure-sensitive adhesive in the long-time use process of the coiled material is reduced.
2. The invention adds the silica gel modifier in the oil immersion, and is different from the existing method of only adding the root-resisting agent and the bactericide, on one hand, the addition of the silica gel modifier can solve the problems of increased water immersion quality and oil permeability of the coiled material, on the other hand, the addition of the silica gel modifier can reduce the moisture content for soaking the base cloth, and can prolong the service life of the root-resisting agent and the bactericide.
3. The invention adds a self-adhesive layer under the SBS modified asphalt root-resistant waterproof coiled material, the self-adhesive layer adopts high-molecular pressure-sensitive adhesive, the SBS modified asphalt root-resistant waterproof coiled material needs to be constructed by hot melting, the invention adds the self-adhesive layer on the SBS modified asphalt root-resistant penetration, the common waterproof layer is not limited to the modified asphalt coiled material and the non-curing rubber coating, and can be a plurality of materials such as a high molecular coiled material, a polyurethane coating, a water-based coating and the like, in addition, according to the GB/T35468-2017 standard, only SBS modified asphalt coiled materials but not polymer modified asphalt self-adhesive coiled materials are contained in the root-resistant waterproof coiled materials, therefore, the SBS modified asphalt root-resistant waterproof coiled material can meet the standard specification and the application range of the SBS modified asphalt root-resistant waterproof coiled material by adding the self-adhesive layer on the SBS coiled material.
4. According to the invention, the lower film of the SBS modified asphalt root-resistant coiled material is replaced by a multilayer cast co-extrusion film from a common Polyethylene (PE) film, the modified asphalt coating cover material layer contains partial oil, and if the common PE film is used, the oil can permeate the PE film to enter the pressure-sensitive adhesive to influence the cohesiveness of the pressure-sensitive adhesive. The multilayer casting co-extrusion film adopted by the invention has oil resistance and solvent resistance which are not possessed by a common polyethylene PE film, has very good barrier effect, and does not influence the adhesion between the multilayer casting co-extrusion film and the asphalt coating material and the macromolecular pressure-sensitive adhesive.
5. The self-adhesive layer of the invention adopts the macromolecular pressure-sensitive adhesive/butyl rubber instead of the common modified asphalt self-adhesive layer, the macromolecular pressure-sensitive adhesive/butyl rubber does not contain any rubber powder, filling material and the like, and is completely composed of organic macromolecular materials, the cohesion is higher, the cohesiveness is better, and the phenomena of oil seepage, peeling and the like can not be generated when the self-adhesive layer is compounded with other materials for use.
6. The construction is more convenient after the self-adhesive layer is added, the large-surface construction only needs to take off and stick the isolating film, and the lap joint position still needs to be in hot-melt lap joint in order to ensure the reliability of root puncture resistance.
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
S1, preparing a modified asphalt coating material:
the formula is as follows:
| name of raw materials | Specification of | Number of parts |
| Asphalt | 90# | 30 |
| Asphalt | 200# | 27 |
| SBS | 5.2 | |
| Rubber activator | 60 mesh | 7.3 |
| PP | 1.5 | |
| Talcum powder | 325 mesh screen | 28 |
| Root-resisting agent | German Langshan B5 | 0.7 |
| Bactericide | Crainen 0IT45 Clariant | 0.3 |
The synthesis process comprises the following steps:
1) adding the measured 90# and 200# asphalts into a reaction kettle, heating to 120 ℃, uniformly stirring, keeping the rotating speed at 60r/min, and stirring for 30 min;
2) adding the measured SBS and PP at 150 ℃, regulating the rotating speed to 80r/min, and gradually heating to 185 ℃;
3) adding a rubber activating agent into the mixture at 190 ℃ for four times, regulating the rotating speed to 90r/min, and stirring for 2 hours;
4) starting a colloid mill for grinding, and circulating for 4 times, wherein the grinding time is 1 h;
5) adding root-resisting agent, and stirring for 30 min;
6) adding talcum powder in batches, stirring uniformly for 30min, and keeping the temperature at 160 ℃;
s2: preparing modified immersion oil:
the oil immersion formula comprises: 70 parts of 90# asphalt, 29 parts of SMA silica gel modifier (purchased from Qingdao Spattenik travel products Co., Ltd.), 0.7 part of root-resisting agent and 0.3 part of bactericide;
the manufacturing process comprises the following steps: adding the No. 90 asphalt and the SMA silica gel modifier into an oil immersion kettle according to a proportion at 160 ℃, uniformly mixing for 1h, adding the root-resisting agent and the bactericide, continuing to stir for 30min to obtain modified immersion oil, putting the modified immersion oil into an immersion oil pool, completely immersing the tire fabric into the immersion oil pool through production equipment, and ensuring the completely immersed state of the tire fabric to obtain the silica gel modified asphalt completely-immersed polyester tire base layer.
S3, coating the base layer of the fully-dipped polyester tire with the silica gel modified asphalt, wherein the oil is the modified asphalt coating cover material layer obtained in the S1;
s4: cooling the polyester tire base obtained in the step S3, and then coating an upper film and a lower film, wherein the upper film is a polyethylene film, and the lower film is a multilayer cast co-extrusion film;
s5: heating the high-molecular hot-melt pressure-sensitive adhesive layer to 165 ℃, melting the adhesive, uniformly coating the adhesive on the multilayer cast co-extruded film, and coating the multilayer cast co-extruded film with the gram weight of 280g/m2；
S6: covering a polyethylene isolating film, and rolling to obtain the modified asphalt waterproof coiled material with the self-adhesive layer.
Example 2
S1, preparing a modified asphalt coating material:
the formula is as follows:
| name of raw materials | Specification of | Number of parts |
| Asphalt | 90# | 40 |
| Asphalt | 200# | 25 |
| SBS | 5 | |
| Rubber activator | 60 mesh | 6 |
| PP | 2 | |
| Talcum powder | 325 mesh screen | 30 |
| Root-resisting agent | German Langshan B5 | 0.5 |
| Bactericide | Crainen 0IT45 Clariant | 0.2 |
The synthesis process comprises the following steps:
1) adding the measured 90# and 200# asphalts into a reaction kettle, heating to 110 ℃, uniformly stirring, keeping the rotating speed at 60r/min, and stirring for 30 min;
2) adding the measured SBS and PP at 150 ℃, regulating the rotating speed to 80r/min, and gradually heating to 185 ℃;
3) adding a rubber activating agent into the mixture at 190 ℃ for four times, regulating the rotating speed to 90r/min, and stirring for 2 hours;
4) starting a colloid mill for grinding, circulating for 3 times, and grinding for 1.5 h;
5) adding root-resisting agent, and stirring for 30 min;
6) adding talcum powder in batches, stirring uniformly for 40min, and keeping the temperature at 165 ℃;
s2: preparing modified immersion oil:
the oil immersion formula comprises: 65 parts of No. 90 asphalt, 25 parts of SMA silica gel modifier, 1 part of root inhibitor and 0.4 part of bactericide;
the manufacturing process comprises the following steps: adding the No. 90 asphalt and the SMA silica gel modifier into an oil immersion kettle according to a proportion at 160 ℃, uniformly mixing for 1h, adding the root-resisting agent and the bactericide, continuing to stir for 30min to obtain modified immersion oil, putting the modified immersion oil into an immersion oil pool, completely immersing the tire fabric into the immersion oil pool through production equipment, and ensuring the completely immersed state of the tire fabric to obtain the silica gel modified asphalt completely-immersed polyester tire base layer.
S3, coating the base layer of the fully-dipped polyester tire with the silica gel modified asphalt, wherein the oil is the modified asphalt coating cover material layer obtained in the S1;
s4: cooling the polyester tire base obtained in the step S3, and then coating an upper film and a lower film, wherein the upper film is a polyethylene film, and the lower film is a multilayer cast co-extrusion film;
s5: heating the high-molecular hot-melt pressure-sensitive adhesive layer to 165 ℃, melting the adhesive, uniformly coating the adhesive on the multilayer cast co-extruded film, and coating the multilayer cast co-extruded film with the gram weight of 280g/m2；
S6: covering a polyethylene isolating film, and rolling to obtain the modified asphalt waterproof coiled material with the self-adhesive layer.
Example 3
S1, preparing a modified asphalt coating material:
the formula is as follows:
| name of raw materials | Specification of | Number of parts |
| Asphalt | 90# | 35 |
| Asphalt | 200# | 30 |
| SBS | 6 | |
| Rubber activator | 60 mesh | 8 |
| PP | 1 | |
| Talcum powder | 325 mesh screen | 25 |
| Root-resisting agent | German Langshan B5 | 1 |
| Bactericide | Crainen 0IT45 Clariant | 0.4 |
The synthesis process comprises the following steps:
1) adding the measured 90# and 200# asphalts into a reaction kettle, heating to 110 ℃, uniformly stirring, keeping the rotating speed at 50r/min, and stirring for 40 min;
2) adding the measured SBS and PP at 120 ℃, regulating the rotating speed to 75r/min, and gradually heating to 185 ℃;
3) adding a rubber activating agent into the mixture at 190 ℃ for four times, regulating the rotating speed to 90r/min, and stirring for 2 hours;
4) starting a colloid mill for grinding, circulating for 3 times, and grinding for 1.5 h;
5) adding root-resisting agent, and stirring for 30 min;
6) adding talcum powder in batches, stirring uniformly for 30min, and keeping the temperature at 165 ℃;
s2: preparing modified immersion oil:
the oil immersion formula comprises: 75 parts of No. 90 asphalt, 28 parts of SMA silica gel modifier, 0.5 part of root inhibitor and 0.2 part of bactericide;
the manufacturing process comprises the following steps: adding the No. 90 asphalt and the SMA silica gel modifier into an oil immersion kettle according to a proportion at 160 ℃, uniformly mixing for 1h, adding the root-resisting agent and the bactericide, continuing to stir for 30min to obtain modified immersion oil, putting the modified immersion oil into an immersion oil pool, completely immersing the tire fabric into the immersion oil pool through production equipment, and ensuring the completely immersed state of the tire fabric to obtain the silica gel modified asphalt completely-immersed polyester tire base layer.
S3, coating the base layer of the fully-dipped polyester tire with the silica gel modified asphalt, wherein the oil is the modified asphalt coating cover material layer obtained in the S1;
s4: cooling the polyester tire base obtained in the step S3, and then coating an upper film and a lower film, wherein the upper film is a polyethylene film, and the lower film is a multilayer cast co-extrusion film;
s5: heating the high-molecular hot-melt pressure-sensitive adhesive layer to 165 ℃, melting the adhesive, uniformly coating the adhesive on the multilayer casting co-extrusion film, and coating the multilayer casting co-extrusion film with the gram weight of 300g/m2；
S6: covering a polyethylene isolating film, and rolling to obtain the modified asphalt waterproof coiled material with the self-adhesive layer.
Comparative example 1
Except that no SMA silica gel modifier was added to the modified immersion oil, the operation was the same as in example 1.
Comparative example 2
The operation was the same as in example 1 except that the lower film was a general polyethylene PE film.
Comparative example 3
The operation was the same as in example 1 except that the tie layer was a modified asphalt tie layer as in example 1.
According to a GB/T35468-2017 'root puncture resistant waterproof roll for planted roofs' standard test method, the root puncture resistance and mildew corrosion resistance of a sample are measured, according to a test method specified in GB18242-2008 'elastomer modified asphalt waterproof roll', the basic mechanical property of the sample is tested, according to a test method specified in GB/T23260-2009 'waterproof roll with self-adhesive layer', the performance of the self-adhesive layer is tested, and the test method is recorded in the following table:
TABLE 1 test data for examples and comparative examples
As can be seen from the data in the table, the asphalt waterproof coiled material prepared in the embodiments 1 to 3 of the invention has excellent performance, improves the root puncture resistance, the bonding strength and the weather resistance of the asphalt waterproof coiled material, and solves the problems in the prior art. Wherein, the embodiment 1 is a relatively better technical scheme of the invention, and the prepared asphalt waterproof coiled material has the best comprehensive performance. Compared with the data result of the comparative example 1, the waterproof coiled material without the SMA silica gel modifier has poor mechanical property, and the addition of the silica gel modifier can reduce the moisture content for soaking the base fabric, increase the effect of the root-resisting agent and improve the puncture resistance and mechanical property of the waterproof coiled material. Comparing the data of the embodiment 1 and the comparative example 2, it is found that when the common PE film is used, oil can permeate the PE film to enter the pressure-sensitive adhesive, the cohesiveness of the pressure-sensitive adhesive is influenced, the cohesiveness of the self-adhesive layer is reduced, so that the root penetration resistance and the mechanical property are reduced, compared with the data result of the comparative example 3, the cohesiveness of the high-molecular pressure-sensitive adhesive or the butyl adhesive is larger than that of the common asphalt binder, the cohesiveness is larger, the cohesiveness is higher, and the thermal aging property is better, particularly, the root penetration resistant coiled material with the high-molecular adhesive layer on the re-engineering waterproof design can be used with various waterproof layers such as high molecules, paint and the like, and the selection of the waterproof layer which can be used in a compounding way is limited due to the factors.
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 (8)
1. The utility model provides a take modified asphalt waterproofing membrane of self-adhesive layer which characterized in that, including the polyethylene membrane, modified asphalt coat the precoat, silica gel modified asphalt soaks polyester child basic unit entirely, modified asphalt coat the precoat, multilayer curtain coating coextrusion membrane, polymer hot melt pressure sensitive adhesive layer, polyethylene barrier film that set gradually.
2. The modified asphalt waterproof roll with the self-adhesive layer as claimed in claim 1, wherein the formula of the modified asphalt coating cover material layer comprises the following components in parts by weight: 30-40 parts of No. 90 asphalt, 25-30 parts of No. 200 asphalt, 5-6 parts of styrene-butadiene-styrene block copolymer, 6-8 parts of rubber activator, 1-2 parts of polypropylene, 25-30 parts of talcum powder, 0.5-1 part of root inhibitor and 0.2-0.4 part of bactericide.
3. The modified asphalt waterproof roll with the self-adhesive layer as claimed in claim 1, wherein the silica gel modified asphalt fully-impregnated polyester tire base layer is treated by modified immersion oil, and the modified immersion oil comprises the following components in parts by weight: 65-75 parts of No. 90 asphalt, 25-30 parts of SMA silica gel modifier, 0.5-1 part of root inhibitor and 0.2-0.4 part of bactericide.
4. The modified asphalt waterproof roll with the self-adhesive layer as claimed in claim 1, wherein the thickness of the polyethylene film is 0.01-0.02 mm.
5. The modified asphalt waterproof coiled material with the self-adhesive layer as claimed in claim 2, wherein the preparation of the modified asphalt coating cover material layer comprises the following steps:
s1, heating the 90# asphalt and the 200# asphalt to 110-120 ℃, and uniformly stirring;
s2, adding styrene-butadiene-styrene block copolymer and polypropylene at the temperature of 120-150 ℃, uniformly stirring, and gradually heating to 185 ℃;
s3, controlling the temperature to be 185-195 ℃, adding the rubber activator for four times, and uniformly stirring;
s4, grinding by a colloid mill, circulating for 3-4 times, and grinding for 1-1.5 h each time;
s5, adding the root-resisting agent and continuing stirring;
and S6, adding talcum powder in batches, and uniformly stirring, wherein the temperature is kept at 160-165 ℃, so as to obtain the modified asphalt coating material layer.
6. The modified asphalt waterproof roll with the self-adhesive layer as claimed in claim 5, wherein in the step S1, the stirring speed is kept at 50-60 r/min, and the stirring is carried out for 30-40 min; in the step S2, the stirring speed is 75-80 r/min; in the step S3, stirring for 2-3 hours at a stirring speed of 90 r/min; in the step S5, stirring for 30-40 min; and in the step S6, stirring for 30 min.
7. The modified asphalt waterproof coiled material with the self-adhesive layer as claimed in claim 3, wherein the preparation of the silica gel modified asphalt fully-impregnated polyester tire substrate layer comprises the following steps: controlling the temperature at 160-165 ℃, mixing and stirring the 90# asphalt and the SMA silica gel modifier, adding the root inhibitor, and stirring the bactericide to obtain modified immersion oil; and completely immersing the polyester base fabric into the modified immersion oil to ensure the completely immersed state of the polyester base fabric, thereby obtaining the silica gel modified asphalt completely-immersed polyester base fabric.
8. A preparation method of a modified asphalt waterproof coiled material with a self-adhesive layer is characterized by comprising the following steps:
a1: coating the base layer of the fully-impregnated polyester tire with silica gel modified asphalt, wherein the oil is a modified asphalt coating cover material layer;
a2: cooling the polyester base obtained from A1, and then coating an upper film and a lower film, wherein the upper film is a polyethylene film, and the lower film is a multilayer cast co-extruded film;
a3: heating the high-molecular hot-melt pressure-sensitive adhesive to 165-170 ℃, melting the adhesive, uniformly coating the adhesive on a multilayer casting co-extrusion film, and coating the multilayer casting co-extrusion film with the coating weight of 280-300 g/m2；
A4: covering a polyethylene isolating film, and rolling to obtain the modified asphalt waterproof coiled material with the self-adhesive layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110272286.9A CN113025224B (en) | 2021-03-12 | 2021-03-12 | Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110272286.9A CN113025224B (en) | 2021-03-12 | 2021-03-12 | Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113025224A true CN113025224A (en) | 2021-06-25 |
| CN113025224B CN113025224B (en) | 2022-09-06 |
Family
ID=76468617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110272286.9A Active CN113025224B (en) | 2021-03-12 | 2021-03-12 | Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113025224B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113683978A (en) * | 2021-09-07 | 2021-11-23 | 建国伟业防水科技望都有限公司 | Self-adhesive SBS waterproof coiled material and preparation method thereof |
| CN113755129A (en) * | 2021-07-26 | 2021-12-07 | 山东红花防水建材有限公司 | Double-layer waterproof protective layer-free self-adhesive polymer modified asphalt waterproof coiled material and preparation method thereof |
| CN115353820A (en) * | 2022-09-20 | 2022-11-18 | 福建科顺新材料有限公司 | Asphalt waterproof coiled material and preparation method thereof |
| CN115534472A (en) * | 2022-10-25 | 2022-12-30 | 河北宇阳泽丽防水材料有限公司 | High-durability puncture-resistant high-polymer waterproof roll and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014126543A1 (en) * | 2013-02-12 | 2014-08-21 | Kordsa Global Endustriyel Iplik Ve Kordbezi Sanayi Ve Ticaret A.S. | A hybrid cord |
| CN205439401U (en) * | 2016-02-18 | 2016-08-10 | 湖南神宇新材料有限公司 | Take waterproofing membrane of self -adhesive layer |
| CN206884323U (en) * | 2017-01-17 | 2018-01-16 | 浙江春明防水建材有限公司 | A kind of self-adhered polymer modified bitumen waterproofing membrane |
| CN109130440A (en) * | 2018-06-26 | 2019-01-04 | 北京东方雨虹防水技术股份有限公司 | Composite self-adhering shale face modified asphalt waterproof coiled material and preparation method thereof |
| CN111873582A (en) * | 2020-07-17 | 2020-11-03 | 新疆可耐金新材料科技有限责任公司 | Durable SBS (styrene butadiene styrene) modified asphalt waterproof coiled material and preparation method thereof |
-
2021
- 2021-03-12 CN CN202110272286.9A patent/CN113025224B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014126543A1 (en) * | 2013-02-12 | 2014-08-21 | Kordsa Global Endustriyel Iplik Ve Kordbezi Sanayi Ve Ticaret A.S. | A hybrid cord |
| CN205439401U (en) * | 2016-02-18 | 2016-08-10 | 湖南神宇新材料有限公司 | Take waterproofing membrane of self -adhesive layer |
| CN206884323U (en) * | 2017-01-17 | 2018-01-16 | 浙江春明防水建材有限公司 | A kind of self-adhered polymer modified bitumen waterproofing membrane |
| CN109130440A (en) * | 2018-06-26 | 2019-01-04 | 北京东方雨虹防水技术股份有限公司 | Composite self-adhering shale face modified asphalt waterproof coiled material and preparation method thereof |
| CN111873582A (en) * | 2020-07-17 | 2020-11-03 | 新疆可耐金新材料科技有限责任公司 | Durable SBS (styrene butadiene styrene) modified asphalt waterproof coiled material and preparation method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113755129A (en) * | 2021-07-26 | 2021-12-07 | 山东红花防水建材有限公司 | Double-layer waterproof protective layer-free self-adhesive polymer modified asphalt waterproof coiled material and preparation method thereof |
| CN113683978A (en) * | 2021-09-07 | 2021-11-23 | 建国伟业防水科技望都有限公司 | Self-adhesive SBS waterproof coiled material and preparation method thereof |
| CN113683978B (en) * | 2021-09-07 | 2022-11-08 | 建国伟业防水科技望都有限公司 | Self-adhesive SBS waterproof coiled material and preparation method thereof |
| CN115353820A (en) * | 2022-09-20 | 2022-11-18 | 福建科顺新材料有限公司 | Asphalt waterproof coiled material and preparation method thereof |
| CN115534472A (en) * | 2022-10-25 | 2022-12-30 | 河北宇阳泽丽防水材料有限公司 | High-durability puncture-resistant high-polymer waterproof roll and preparation method thereof |
| WO2024087525A1 (en) * | 2022-10-25 | 2024-05-02 | 河北宇阳泽丽防水材料有限公司 | High-durability, puncture-resistant polymer waterproof coiled material and preparation method therefor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113025224B (en) | 2022-09-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113025224B (en) | Modified asphalt waterproof coiled material with self-adhesive layer and preparation method thereof | |
| CN102633983B (en) | Preparation method for siloxane-terminated organosilicon block polyurethane prepolymer | |
| CN108239255B (en) | Polyurea type polyurethane coating, raw material composition and application thereof | |
| CN113528001B (en) | Asphalt polyurethane waterproof paint and preparation method thereof | |
| CN109266290B (en) | Reactive thermoplastic polyurethane and preparation method thereof | |
| AU747556B2 (en) | Reactive hot melt adhesive and adhesive composite sheet material | |
| CN113481736B (en) | Waterproof spraying liquid for down jackets and preparation method thereof | |
| CN112694850A (en) | Three-layer hot melt adhesive tape for nano waterproof film fabric and preparation method thereof | |
| CN108976832B (en) | Novel polymer modified asphalt, preparation method thereof and waterproof coiled material | |
| CN113107102B (en) | Building waterproof structure | |
| Singh et al. | Bituminous polyurethane network: Preparation, properties, and end use | |
| CN114085646A (en) | Non-curing self-healing self-adhesive waterproof coating, waterproof roll and preparation method thereof | |
| CN114456612A (en) | Modified asphalt, preparation method thereof and modified asphalt waterproof coiled material | |
| CN112341925B (en) | Anti-sagging solvent-free type single-component polyurethane waterproof paint and preparation method thereof | |
| CN108250996B (en) | Salt and alkali resistant three-dimensional colorful decorative waterproof coiled material and preparation method and application thereof | |
| CN112159607B (en) | Butyl rubber belt primer for roof TPO waterproof coiled material and application thereof | |
| CN107141620A (en) | A kind of polymer-base flame-proof Macromolecular self-adhesive membrane waterproof roll and preparation method thereof | |
| CN109280529A (en) | A kind of glue and preparation method thereof of copper-clad plate aluminum substrate | |
| CN101012362A (en) | Method of preparing polyurethane flocking rubber for automobile sealing strip | |
| CN114574089B (en) | Single-component polyurethane waterproof coating capable of being formed by one-step construction and application thereof | |
| CN111440584A (en) | Single-component moisture-curing polyurethane waterproof adhesive for bonding self-adhesive asphalt waterproof coiled material | |
| KR100528608B1 (en) | polyurethane adhesive for flooring and process | |
| CN116535659A (en) | Grafted glass microsphere and preparation method and application thereof | |
| CN112940665B (en) | Polyurea coating suitable for waterproof coiled material, preparation method thereof and waterproof material | |
| CN113773774B (en) | Non-asphalt binder and preparation method and application thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |