CN214188743U - Modified asphalt waterproof coiled material capable of being used for metal roof - Google Patents
Modified asphalt waterproof coiled material capable of being used for metal roof Download PDFInfo
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- CN214188743U CN214188743U CN202022276161.7U CN202022276161U CN214188743U CN 214188743 U CN214188743 U CN 214188743U CN 202022276161 U CN202022276161 U CN 202022276161U CN 214188743 U CN214188743 U CN 214188743U
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Abstract
The utility model relates to the technical field of building waterproof materials, and provides a modified asphalt waterproof coiled material for metal roofs, which comprises a reflecting layer, a modified asphalt layer, a reinforcing material layer and an isolating layer which are sequentially arranged from top to bottom, wherein the modified asphalt layer is a weather-resistant modified asphalt layer, and the reinforcing material layer is a glass fiber mesh fabric layer; the utility model adopts the modified asphalt layer with weather resistance, which not only has waterproof effect, but also has weather resistance; the reinforcing material is glass fiber mesh cloth, so that the tensile strength and the elongation at break of the whole coiled material are improved, and the coiled material has good flexibility, can improve the conformability of the whole coiled material, and can be applied to non-planar waterproof repair; the weather-resistant high-adhesion modified asphalt layer is a high polymer modified asphalt coating material, has good initial adhesion and permanent adhesion, is not easy to flow and creep migration after adhesion, and has excellent high and low temperature resistance.
Description
Technical Field
The utility model relates to a building waterproof material technical field, more specifically relates to a modified asphalt waterproofing membrane that can be used to metal roofing.
Background
The traditional modified asphalt waterproof coiled material is mainly used for building and structure parts such as basement bottom plates, roofs, tunnels, refuse landfills and the like, and has the functions of water prevention, seepage prevention, moisture prevention and the like. In recent years, metal roofs are widely used due to the advantages of light weight, high strength, low construction cost, short construction period, safety, environmental protection and the like, but the problem of water leakage is more prominent with the metal roofs being put into use. The traditional asphalt coiled material is not well bonded with a base surface due to large weight, thicker thickness and poorer flexibility, and is rarely used for the waterproof application of metal roofs. Part of asphalt coiled materials used for metal roofs are easy to deteriorate due to poor weather resistance and poor atmospheric stability, the cohesiveness of the asphalt coiled materials is attenuated along with the increase of the service life, the asphalt coiled materials are debonded, and the waterproof performance of the asphalt coiled materials is gradually attenuated.
The Chinese patent application No. 201721704782.2, published as 2017.12.11 discloses an exposed waterproof roll material for metal roofs, the surface layer of which is a metal aluminum foil, and the exposed waterproof roll material comprises a metal aluminum foil layer, a modified asphalt layer is fixedly arranged on one side of the metal aluminum foil layer, an enhanced chlorinated polyethylene layer is fixedly arranged on one side of the modified asphalt layer, and an isolation layer is fixedly arranged on one side of the enhanced chlorinated polyethylene layer.
Although the waterproof coiled material of the utility model can effectively solve the problems of heavy weight and thicker thickness of the existing asphalt coiled material for the metal roof, the modified asphalt layer is not a weather-resistant asphalt layer, so that the anti-ultraviolet aging effect is poor; because the bottom of the coiled material is the polyethylene foam plastic layer, the material is light, the plastic layer needs to be fixed but is easy to crack, the plastic layer can not be fixed by a common fixing method by adopting the reinforced vinyl chloride layer, and the plastic layer plays a role of water resistance, but the polyethylene foam plastic layer can only be applied to a flat roof and cannot be attached to a place with gullies because of the common conformability; therefore, the above utility model discloses a waterproofing membrane weatherability is relatively poor, and can only use on smooth roofing.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at overcoming above-mentioned prior art's at least one defect (not enough), provide a modified asphalt waterproofing membrane that can be used to metal roofing for it is poor to solve modified asphalt waterproofing membrane weatherability, only limits to the problem of using on leveling the roofing.
The utility model provides a technical scheme be, a modified asphalt waterproofing membrane that can be used to metal roofing, including reflecting layer, modified asphalt layer, reinforcing material layer, the isolation layer that from top to bottom arranges in proper order, modified asphalt layer is weatherability modified asphalt layer, the reinforcing material layer is glass fiber net cloth layer.
The reflecting layer can effectively reflect ultraviolet rays, prevent the modified asphalt waterproof coiled material from aging and prolong the service life; the modified asphalt layer can effectively prevent water from permeating, mainly plays a role in waterproofing in the waterproof roll and can also effectively prevent corrosion; the reinforced material layer can improve the tensile strength and the elongation at break of the coiled material, so that the overall strength of the coiled material is improved; the isolating layer can effectively prevent external water vapor, dust and the like from entering other structural layers of the waterproof roll through the isolating layer, so that the roll is prevented from being damaged; the utility model discloses waterproofing membrane is by reflection stratum, modified asphalt layer, reinforcing material layer and isolation layer from top to bottom arrange, and modified asphalt layer mainly plays waterproof effect, and reinforcing material mainly makes coiled material bulk strength reinforcing, and the reflection stratum can reflect the ultraviolet ray, improves coiled material life, and steam, dust can effectively be completely cut off to the isolation layer, avoid steam, dust etc. to get into from the isolation layer and damage the coiled material not used.
The modified asphalt layer is a weather-resistant modified asphalt layer, and the asphalt layer has a waterproof effect and a certain weather-resistant effect; the reinforced material layer is a glass fiber mesh fabric layer, the glass fiber mesh fabric is mainly alkali-resistant glass fiber mesh fabric, and is formed by twisting alkali-free glass fiber yarns through a special tissue structure, namely a gauze tissue, and then subjected to high-temperature heat setting treatment such as alkali resistance, reinforcing agent and the like. The grid size is (4mm-8mm) × (4mm-8mm), and the gram weight is 150 g/square meter for 100 cards. The width is 920-980 mm. The modified asphalt waterproof coiled material mainly plays a role in enhancing the tensile strength, the elongation at break, the dimensional stability and other properties of the coiled material; in addition, the glass fiber mesh fabric layer also has better flexibility, and the conformability of the whole coiled material can be improved; the whole waterproof coiled material can be applied to a flat base surface and can also be applied to gullies, and the waterproof coiled material can be well attached to the base surface.
Further, the weather-resistant modified asphalt layer is a high polymer modified asphalt coating cover material layer with the thickness of 0.5-1 mm. The high polymer modified asphalt coating material has excellent ultraviolet aging resistance, atmospheric stability, cold and heat cycle resistance, mildew resistance and other performances.
Further, a bonding layer is arranged between the reinforcing material layer and the isolation layer. The bonding layer is arranged on the lower surface of the reinforcing material layer, so that the bonding force between the coiled material and the base surface can be improved; when the isolation layer is torn off, the bonding layer is directly bonded on the base surface, so that the bonding force of the whole coiled material on the base surface can be effectively improved.
Further, the bonding layer is a weather-resistant high-bonding-property modified asphalt layer. The modified asphalt layer with high weather resistance and high bonding performance has better bonding performance and weather resistance and also has waterproofness.
Further, the weather-resistant high-adhesion modified asphalt layer is a high polymer modified asphalt coating cover material layer with the thickness of 0.8mm-1 mm. The high polymer modified asphalt coating material is used as a bonding layer, has excellent bonding performance with a base layer, is particularly suitable for bonding strong metal materials, has good initial adhesion and permanent adhesion, and is not easy to flow and creep migration after bonding; and also has excellent high and low temperature resistance, ultraviolet aging resistance, atmospheric stability, cold and heat cycle resistance, mould resistance and other properties.
Further, the reflecting layer is a high-reflection aluminum film. The high-reflection aluminum film has a better reflection effect, and can reflect more visible light and invisible light with different wavelengths.
Further, the high-reflection aluminum film consists of a strong crossed film and an aluminum foil evaporated on the surface of the strong crossed film; the strong cross membrane is formed by compounding and hot-pressing a high-density polyethylene film. The strong cross laminated polyethylene film formed by the high-density polyethylene film through 45-degree cross compounding hot pressing has excellent dimensional stability, two-way tear resistance and ultraviolet resistance, and also has high strength, high elongation and unique puncture resistance, and the thickness of the strong cross laminated polyethylene film is 0.08-0.12 mm. The surface of the aluminum layer is coated with metal aluminum by evaporation, so that the aluminum layer has good effect of blocking ozone, water vapor, ultraviolet rays and the like, and the thickness of the aluminum layer is generally 0.01mm-0.03 mm. During construction, the aluminum film layer is used as a functional film material, does not need to be torn off, is combined with the main asphalt layer, and has double waterproof and weather-resistant effects.
Further, the isolation layer is divided into an isolation part and an overlap part; the isolation part is an isolation film, and the overlapping part is a bottom side film. The isolation layer is divided into an isolation part and an overlap part, the two parts completely cover the bottom of the coiled material, and the separation line is the same as the length of the coiled material; the coiled material is at the laying process, has the lapped condition between the adjacent coiled material, tears the bottom surface limit membrane earlier and removes and lay, carries out the overlap joint with adjacent coiled material, tears the barrier film again and lays, is favorable to coiled material and overlap joint like this in the work progress, lays the effect better.
Further, the isolation film portion is covered with a bottom side film; the width of the covering part is 10mm-20 mm. One part of the isolating membrane is covered by the bottom side membrane, and the side membrane is torn off in the construction process, so that the protection of the isolating membrane cannot be influenced.
The thickness of the coiled material is 1.50mm-2.0mm, the width is 1000mm +/-5 mm, the length is 20 m/coil, and the width of the bottom side film is 80mm +/-5 mm; the modified asphalt waterproof coiled material can be used for waterproofing of metal roofs and repairing of metal roofs after water leakage, is cold-self-adhesive in the construction process, free of open fire and simple and convenient to construct.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model adopts the modified asphalt layer with weather resistance, which not only has waterproof effect, but also has weather resistance; the reinforcing material is glass fiber mesh cloth, so that the tensile strength and the elongation at break of the whole coiled material are improved, and the coiled material has good flexibility, can improve the conformability of the whole coiled material, and can be applied to non-planar waterproof repair; the weather-resistant high-adhesion modified asphalt layer is a high polymer modified asphalt coating material, has good initial adhesion and permanent adhesion, is not easy to flow and creep migration after adhesion, and has excellent high and low temperature resistance.
Drawings
Fig. 1 is the cross-sectional view of the waterproof roll of the present invention.
In the drawings are labeled: 1-reflecting layer, 2-modified asphalt layer, 3-reinforcing material layer, 4-bonding layer, 5-bottom side film and 6-isolating film.
Detailed Description
The drawings of the present invention are for illustration purposes only and are not to be construed as limiting the invention. For a better understanding of the following embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Examples
As shown in fig. 1, a modified asphalt waterproofing membrane that can be used to metal roofing, including reflector layer 1, modified asphalt layer 2, reinforcing material layer 3, the isolation layer that from top to bottom arranges in proper order, modified asphalt layer 2 is modified asphalt layer 2 of weatherability, reinforcing material layer 3 is glass fiber net check cloth layer.
The reflecting layer 1 can effectively reflect ultraviolet rays, prevent the modified asphalt waterproof coiled material from aging and prolong the service life; the modified asphalt layer 2 can effectively prevent water from permeating, mainly plays a role in waterproofing in the waterproof roll and can also effectively prevent corrosion; the reinforcing material layer 3 can improve the tensile strength and the elongation at break of the coiled material, so that the overall strength of the coiled material is improved; the isolating layer can effectively prevent external water vapor, dust and the like from entering other structural layers of the waterproof roll through the isolating layer, so that the roll is prevented from being damaged; this embodiment waterproofing membrane is by reflection stratum 1, modified asphalt layer 2, reinforcing material layer 3 and isolation layer from top to bottom arrange, and modified asphalt layer 2 mainly plays waterproof anticorrosive effect, and reinforcing material enables the reinforcing of coiled material bulk strength, and reflection stratum 1 can reflect the ultraviolet ray, improves coiled material life, and the isolation layer can effectively completely cut off steam, dust, avoids steam, dust etc. to get into from the isolation layer and damages the coiled material that does not use.
The modified asphalt layer 2 is a weather-resistant modified asphalt layer 2, and the asphalt layer has a waterproof effect and a certain weather-resistant effect; the reinforcing material layer 3 is a glass fiber mesh cloth layer, the glass fiber mesh cloth is mainly alkali-resistant glass fiber mesh cloth, and is formed by twisting alkali-free glass fiber yarns through a special tissue structure, namely a gauze tissue, and then subjected to high-temperature heat setting treatment such as alkali resistance and a reinforcing agent; the alkali-free glass fiber yarn mainly contains silicate and has good chemical stability. The prepared latticed weather-resistant modified asphalt waterproof coiled material mainly plays a role in reinforcement, and the tensile strength, the elongation at break, the dimensional stability and other properties of the coiled material are improved; in addition, the glass fiber mesh fabric layer also has better flexibility, and the conformability of the whole coiled material can be improved; the whole waterproof coiled material can be applied to a flat base surface and can also be applied to gullies, and the waterproof coiled material can be well attached to the base surface. The grid size of the glass fiber grid cloth layer is (4mm-8mm) × (4mm-8mm), the gram weight is 150 g/square meter, and the width is 920-.
In this embodiment, the weather-resistant modified asphalt layer 2 is a high polymer modified asphalt coating layer with a thickness of 0.5-1 mm. The high polymer modified asphalt coating material has excellent ultraviolet aging resistance, atmospheric stability, cold and heat cycle resistance, mildew resistance and other performances.
In this embodiment, an adhesive layer 4 is further disposed between the reinforcing material layer 3 and the isolation layer. The adhesive layer 4 is arranged on the lower surface of the reinforcing material layer 3, so that the adhesive force between the coiled material and the base surface can be improved; when the isolation layer tears off, tie coat 4 direct bonding can effectively improve the whole cohesive force on the base face of coiled material on the base face, reduces the gap between coiled material and the base face, improves water-proof effects.
In this embodiment, the bonding layer 4 is the weather-resistant high-adhesion modified asphalt layer 2. The modified asphalt layer 2 with high weather resistance and high bonding property has better bonding property and weather resistance and also has waterproofness.
In this embodiment, the weather-resistant high-adhesion modified asphalt layer 2 is a high polymer modified asphalt coating mulch layer with a thickness of 0.8mm to 1 mm. The high polymer modified asphalt coating material is used as the bonding layer 4, has excellent bonding performance with a base layer, is particularly suitable for strong-bonding metal materials, has good initial adhesion and permanent adhesion, and is not easy to flow and creep migration after bonding; and also has excellent high and low temperature resistance, ultraviolet aging resistance, atmospheric stability, cold and heat cycle resistance, mould resistance and other properties.
In this embodiment, the reflective layer 1 is a high reflective aluminum film. The high-reflection aluminum film has a better reflection effect, and can reflect more visible light and invisible light with different wavelengths.
In the embodiment, the high-reflection aluminum film is composed of a strong crossed film and an aluminum foil evaporated on the surface of the strong crossed film; the strong cross membrane is formed by compounding and hot-pressing a high-density polyethylene film. The strong cross laminated polyethylene film formed by the high-density polyethylene film through 45-degree cross compounding hot pressing has excellent dimensional stability, two-way tear resistance and ultraviolet resistance, and also has high strength, high elongation and unique puncture resistance, and the thickness of the strong cross laminated polyethylene film is 0.08-0.12 mm. The surface of the aluminum layer is coated with metal aluminum by evaporation, so that the aluminum layer has good effect of blocking ozone, water vapor, ultraviolet rays and the like, and the thickness of the aluminum layer is generally 0.01mm-0.03 mm. During construction, the aluminum film layer is used as a functional film material, does not need to be torn off, is combined with the main asphalt layer, and has double waterproof and weather-resistant effects.
In this embodiment, the isolation layer is divided into an isolation portion and an overlapping portion; the isolation part is an isolation film 6, and the overlapping part is a bottom side film 5. Because the coiled materials are heavy, the edges of the adjacent coiled materials are not easy to adjust in the construction process to ensure that the adjacent coiled materials are neatly paved and connected, and the condition that the paving of the coiled materials is inclined in the paving and connecting process to ensure that the parts of the adjacent coiled materials are poorly lapped or are not lapped together to form water seepage is easily caused; divide into isolation layer and isolation part and overlap joint part, isolation part is barrier film 6, and the overlap joint part is bottom surface limit membrane 5, and at the overlap joint in-process, the emergence that can effectively avoid above-mentioned condition is aimed at bottom surface limit membrane 5 between adjacent coiled material, improves efficiency of construction and effect, reduces the error.
The separating layer is divided into a separating part and an overlapping part, the two parts completely cover the bottom of the coiled material, the separating line is as long as the coiled material, and the separating line is parallel to the long edge of the coiled material; the coiled material is at the laying process, has the lapped condition between the adjacent coiled material, tears the bottom surface limit membrane 5 earlier and lays, carries out the overlap joint with adjacent coiled material, tears barrier film 6 again and lays, is favorable to coiled material and overlap joint like this in the work progress, lays the effect better.
In the present embodiment, the separator 6 is partially covered with the bottom side film 5; the width of the covering part is 10mm-20 mm. One part of the isolating membrane 6 is covered by the bottom side membrane 5, and the side membrane is torn off in the construction process, so that the protection of the isolating membrane 6 is not influenced.
In this embodiment, modified asphalt waterproofing membrane is at the work progress, and the clearance base face begins the pre-paved coiled material from base face one side, aligns the bottom surface limit membrane 5 of adjacent coiled material and tears off bottom surface limit membrane 5 and bond to use the cylinder to consolidate the overlap joint, treat that adjacent coiled material overlap joint accomplishes the back that bonds, tear off barrier film 6 and bond, and fix the coiled material on the base face with the cylinder.
In this embodiment, the thickness of the coiled material of the present invention is 1.50mm-2.0mm, the width is 1000mm ± 5mm, the length is 20 m/roll, and the width of the bottom side film 5 is 80mm ± 5 mm; the modified asphalt waterproof coiled material is thin in thickness, light in weight, small in load pressure on a base surface, capable of being used for metal roof waterproofing and repairing after water leakage of a metal roof, cold self-adhesive in the construction process, free of open fire, simple and convenient to construct, and good in cohesiveness, high and low temperature resistance, atmospheric stability, mechanical property and the like with the base surface.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the technical solutions of the present invention, and are not limitations to the specific embodiments of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a modified asphalt waterproofing membrane that can be used to metal roofing, includes reflecting layer, modified asphalt layer, reinforcing material layer, the isolation layer that from top to bottom arranges in proper order, its characterized in that, modified asphalt layer is weatherability modified asphalt layer, the reinforcing material layer is glass fiber net check cloth layer.
2. The modified asphalt waterproof coiled material for metal roofs as claimed in claim 1, wherein said weather-resistant modified asphalt layer is a high polymer modified asphalt coating layer with a thickness of 0.5-1 mm.
3. The modified asphalt waterproofing membrane for metal roofing according to claim 1, wherein a tie layer is further disposed between the reinforcing material layer and the isolation layer.
4. The modified asphalt waterproof coiled material for metal roofs as claimed in claim 3, wherein said bonding layer is a weather-resistant high-bonding modified asphalt layer.
5. The modified asphalt waterproof coiled material for metal roofs as claimed in claim 3, wherein the weather-resistant high-adhesion modified asphalt layer is a high polymer modified asphalt coating layer with a thickness of 0.8mm-1 mm.
6. The modified asphalt waterproof roll material for metal roofs as claimed in claim 1, wherein said reflective layer is a high reflective aluminum film.
7. The modified asphalt waterproof roll material for metal roof as claimed in claim 6, wherein the high reflective aluminum film is composed of strong crossed film and aluminum foil evaporated on the surface of the strong crossed film.
8. The modified asphalt waterproof roll material for metal roofs as claimed in claim 7, wherein said strong cross membrane is formed by hot-pressing high-density polyethylene film.
9. The modified asphalt waterproofing membrane for metal roofing according to any one of claims 1 to 8, wherein the isolation layer is divided into an isolation part and an overlap part; the isolation part is an isolation film, and the overlapping part is a bottom side film.
10. The modified asphalt waterproofing membrane for metal roof covering according to claim 9, characterized in that the isolation membrane is partially covered by the bottom edge membrane, and the width of the covered part is 10mm-20 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022276161.7U CN214188743U (en) | 2020-10-13 | 2020-10-13 | Modified asphalt waterproof coiled material capable of being used for metal roof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022276161.7U CN214188743U (en) | 2020-10-13 | 2020-10-13 | Modified asphalt waterproof coiled material capable of being used for metal roof |
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| CN214188743U true CN214188743U (en) | 2021-09-14 |
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| CN202022276161.7U Active CN214188743U (en) | 2020-10-13 | 2020-10-13 | Modified asphalt waterproof coiled material capable of being used for metal roof |
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| CN (1) | CN214188743U (en) |
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