CN219820872U - Polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material - Google Patents
Polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material Download PDFInfo
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- CN219820872U CN219820872U CN202320753004.1U CN202320753004U CN219820872U CN 219820872 U CN219820872 U CN 219820872U CN 202320753004 U CN202320753004 U CN 202320753004U CN 219820872 U CN219820872 U CN 219820872U
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- polyolefin elastomer
- elastomer film
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- 239000010426 asphalt Substances 0.000 title claims abstract description 81
- 229920006124 polyolefin elastomer Polymers 0.000 title claims abstract description 75
- 239000000853 adhesive Substances 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 title claims abstract description 44
- 239000002998 adhesive polymer Substances 0.000 claims abstract description 33
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 239000010410 layer Substances 0.000 claims description 90
- 239000012790 adhesive layer Substances 0.000 claims description 49
- 230000004888 barrier function Effects 0.000 claims description 32
- 239000012528 membrane Substances 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 10
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical group O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 6
- 238000004078 waterproofing Methods 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920006149 polyester-amide block copolymer Polymers 0.000 claims description 2
- 238000001125 extrusion Methods 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 229920002799 BoPET Polymers 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229920002545 silicone oil Polymers 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model relates to a polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material, which comprises a first isolation layer, a first self-adhesive polymer modified asphalt layer, a polyolefin elastomer film layer, a second self-adhesive polymer modified asphalt layer and a second isolation layer which are sequentially laminated from top to bottom. According to the utility model, the polyolefin elastomer film layer is adopted to replace the reinforcing film on the existing tire-free double-sided self-adhesive asphalt waterproof coiled material, so that the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material has excellent tensile property and high breaking elongation, can meet the waterproof requirement of expansion joints, deformation joints or areas with serious foundation settlement, has a smooth appearance, can be constructed by adopting a self-adhesive or wet paving process, is firmly bonded with a base layer, and has good sealing property and good reliability.
Description
Technical Field
The utility model relates to the technical field of waterproof materials, in particular to a polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material.
Background
In the prior art, a high polymer film such as an HDPE cross laminated film or a PET film is generally adopted as a middle reinforcing film, and two sides of the high polymer film are respectively covered with a self-adhesive polymer modified asphalt sizing material and a separation film in sequence to prepare the tire-free double-sided self-adhesive asphalt waterproof coiled material, so that the waterproof coiled material is light in coiled weight, good in fitting property and strong in adaptability to a base layer and a node position, can form full adhesion with the base layer, and is widely used as a waterproof bottom layer of a multilayer waterproof system. However, the elongation at break of the waterproof coiled material is generally low, the appearance is wrinkled, and when the self-adhesive lap joint is adopted, the sealing performance of the lap joint edge of the coiled material is unreliable. In addition, HDPE cross laminated film or PET film is directly laminated with self-adhesive polymer modified asphalt, on one hand, the bonding strength is not high, the risk of adhesive film separation exists, on the other hand, the migration phenomenon exists in low molecular oil in the self-adhesive asphalt, and the adverse consequences such as swelling, color change, mechanical property reduction and the like of a high molecular reinforced film can be caused, so that the long-term stability of a waterproof system is affected.
Disclosure of Invention
The technical problem to be solved by the utility model is to overcome the defects of the prior art and provide the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material with high elongation at break, smooth appearance, reliable lap joint and good durability.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides a two-sided self-adhesion pitch waterproofing membrane of polyolefin elastomer membrane, includes first isolation layer, first self-adhesion polymer modified asphalt layer, polyolefin elastomer membrane layer, second self-adhesion polymer modified asphalt layer and the second isolation layer that top-down stacks gradually and sets up.
In some embodiments, the polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll has a thickness of 1.5-2.2 mm. Further, the thickness of the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material is 1.5-2.0 mm.
In some embodiments, the polyolefin elastomer film double-sided self-adhesive asphalt waterproofing membrane has a thickness of 1.5mm, 1.6mm, 1.7mm, 1.8mm, 1.9mm, 2.0mm, etc.
In some embodiments, the polyolefin elastomer membrane layer is a TPO membrane, a TPV membrane, or a POE membrane.
In some embodiments, the polyolefin elastomer film is a homogeneous polyolefin elastomer film or an in-fiber reinforced polyolefin elastomer film.
In some embodiments, the polyolefin elastomer film layer has a thickness of 0.10 to 0.50mm. Further, the thickness of the polyolefin elastomer film layer is 0.10-0.40 mm.
In some embodiments, the polyolefin elastomer film layer has a thickness of 0.10mm, 0.2mm, 0.3mm, 0.4mm, etc.
In some embodiments, the polyolefin elastomer film double-sided self-adhesive asphalt waterproofing membrane may further comprise a first barrier adhesive layer disposed between the first self-adhesive polymer modified asphalt layer and the polyolefin elastomer film layer, and a second barrier adhesive layer disposed between the polyolefin elastomer film layer and the second self-adhesive polymer modified asphalt layer.
In the utility model, the first barrier adhesive layer and the second barrier adhesive layer have both barrier function and adhesive function respectively.
The first blocking adhesive layer is used for connecting the polyolefin elastomer film layer with the first self-adhesive polymer modified asphalt layer, and the second blocking adhesive layer is used for connecting the polyolefin elastomer film layer with the second self-adhesive polymer modified asphalt layer, so that the first blocking adhesive layer and the second blocking adhesive layer can mutually isolate the polyolefin elastomer material from the modified asphalt material, the polyolefin elastomer material and the modified asphalt material are not affected by each other, the polyolefin elastomer material and the modified asphalt material can be effectively combined, and the durability of the waterproof coiled material can be effectively improved.
In some embodiments, the first barrier adhesive layer and the second barrier adhesive layer are each a multilayer co-extruded film, and each of the first barrier adhesive layer and the second barrier adhesive layer comprises at least a first adhesive layer bonded to the polyolefin elastomer film layer, a second adhesive layer bonded to the first self-adhesive polymer modified asphalt layer or the second self-adhesive polymer modified asphalt layer, and a barrier layer between the first adhesive layer and the second adhesive layer.
In some embodiments, the first adhesive layer is a maleic anhydride grafted PP, the second adhesive layer is a maleic anhydride grafted PE, and the barrier layer is a polyester or polyamide.
In some embodiments, the thickness of the first barrier adhesive layer and the second barrier adhesive layer is 0.02-0.12 mm, respectively. Specifically, the thickness of the material is 0.02mm, 0.04mm, 0.06mm, 0.08mm, 0.10mm, 0.12mm, etc.
In some embodiments, the first and second self-adhesive polymer modified asphalt layers have a thickness of 0.7 to 1.0mm.
In some embodiments, the thickness of the first self-adhesive polymer modified asphalt and the second self-adhesive polymer modified asphalt layer is 0.7mm, 0.8mm, 0.9mm, 1.0mm, etc., respectively.
In some embodiments, the first and second isolation layers are PE or PET silicone oil film layers, respectively.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
(1) According to the utility model, the polyolefin elastomer film layer is adopted to replace the reinforcing film on the existing tire-free double-sided self-adhesive asphalt waterproof coiled material, so that the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material has excellent tensile property and high elongation at break, and can meet the waterproof requirements of expansion joints, deformation joints or areas with serious foundation settlement.
(2) The utility model adopts the polyolefin elastomer film layer to replace the reinforcing film on the existing tyre-free double-sided self-adhesive asphalt waterproof coiled material, has smooth appearance, can be constructed by adopting a self-adhesive or wet paving process, is firmly bonded with a base layer, and the bonding edges are bonded and overlapped by adopting self-adhesive asphalt, so that the sealing performance is good, and the waterproof system has good reliability.
Drawings
FIG. 1 is a schematic structural view of a polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to a representative embodiment of the present utility model;
fig. 2 is a schematic structural view of a first barrier adhesive layer in the polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll of fig. 1;
in the figure: 1. a first isolation layer; 2. a first self-adhesive polymer modified asphalt layer; 3. a first barrier adhesive layer; 3a, a first adhesive layer; 3b, a barrier layer; 3c, a second adhesive layer; 4. a polyolefin elastomer film layer; 5. a second barrier adhesive layer; 6. a second self-adhesive polymer modified asphalt layer; 7. and a second isolation layer.
Detailed Description
The utility model is further described with reference to the drawings and specific examples in the specification:
the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material shown in fig. 1 comprises a first isolation layer 1, a first self-adhesive polymer modified asphalt layer 2, a first barrier adhesive layer 3, a polyolefin elastomer film layer 4, a second barrier adhesive layer 5, a second self-adhesive polymer modified asphalt layer 6 and a second isolation layer 7 which are sequentially laminated from top to bottom.
In this example, the thickness of the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material is 2.0mm.
In this example, the polyolefin elastomer film layer 4 is a TPO film having a thickness of 0.2mm, and specifically may be a homogeneous TPO film.
As shown in fig. 2, the first barrier adhesive layer 3 and the second barrier adhesive layer 5 are respectively multilayer co-extruded films, the first barrier adhesive layer 3 and the second barrier adhesive layer 5 are respectively formed by a first adhesive layer 3a adhered to the polyolefin elastomer film layer 4, a second adhesive layer 3c adhered to the first self-adhesive polymer modified asphalt layer 2 or the second self-adhesive polymer modified asphalt layer 6, and a barrier layer 3b positioned between the first adhesive layer 3a and the second adhesive layer 3c, the first adhesive layer 3a effectively adheres to the polyolefin elastomer film layer 4, the second adhesive layer 3c effectively adheres to the first self-adhesive polymer modified asphalt layer 2 or the second self-adhesive polymer modified asphalt layer 6, and the barrier layer 3b effectively isolates the polyolefin elastomer and the modified asphalt from each other, so that the materials do not affect each other, and the durability of the waterproof coiled material can be effectively improved.
In this example, the first adhesive layer 3a is a maleic anhydride grafted PP, the second adhesive layer 3c is a maleic anhydride grafted PE, and the barrier layer 3b is a polyester.
In this example, the thickness of the first self-adhesive polymer modified asphalt layer 3 and the second self-adhesive polymer modified asphalt layer 5 is 0.85mm respectively.
In this example, the first isolation layer 1 and the second isolation layer 7 are respectively PET silicone oil film layers.
The polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material provided by the arrangement has the following advantages:
(1) The polyolefin elastomer film layer is adopted to replace the reinforcing film on the existing tire-free double-sided self-adhesive asphalt waterproof coiled material, so that the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material has excellent tensile property and high elongation at break, and can meet the waterproof requirements of expansion joints, deformation joints or areas with serious foundation settlement.
(2) The polyolefin elastomer film layer is adopted to replace the reinforcing film on the existing tire-free double-sided self-adhesive asphalt waterproof coiled material, the appearance is smooth, the self-adhesive or wet-laid process construction can be adopted, the bonding with the base layer is firm, the bonding edges are bonded and overlapped by adopting self-adhesive asphalt, the sealing performance is good, and the waterproof system has good reliability.
(3) The first blocking adhesive layer is used for connecting the polyolefin elastomer film layer with the first self-adhesive polymer modified asphalt layer, and the second blocking adhesive layer is used for connecting the polyolefin elastomer film layer with the second self-adhesive polymer modified asphalt layer, so that the first blocking adhesive layer and the second blocking adhesive layer can mutually isolate the polyolefin elastomer material from the modified asphalt material, the polyolefin elastomer material and the modified asphalt material are not affected by each other, the polyolefin elastomer material and the modified asphalt material can be effectively combined, and the durability of the waterproof coiled material can be effectively improved.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. The utility model provides a two-sided self-adhesion pitch waterproofing membrane of polyolefin elastomer membrane which characterized in that: the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material comprises a first isolation layer, a first self-adhesive polymer modified asphalt layer, a polyolefin elastomer film layer, a second self-adhesive polymer modified asphalt layer and a second isolation layer which are sequentially laminated from top to bottom.
2. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 1, wherein: the polyolefin elastomer membrane layer is a TPO membrane, a TPV membrane or a POE membrane; and/or the thickness of the polyolefin elastomer film layer is 0.10-0.50 mm.
3. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 2, wherein: the polyolefin elastomer film is a homogeneous polyolefin elastomer film or an in-fiber reinforced polyolefin elastomer film; and/or the thickness of the polyolefin elastomer film layer is 0.10-0.4 mm.
4. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 1, wherein: the thickness of the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material is 1.5-2.2 mm.
5. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 4, wherein: the thickness of the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material is 1.5-2.0 mm.
6. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to any one of claims 1 to 5, wherein: the polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material can further comprise a first blocking adhesive layer arranged between the first self-adhesive polymer modified asphalt layer and the polyolefin elastomer film layer and a second blocking adhesive layer arranged between the polyolefin elastomer film layer and the second self-adhesive polymer modified asphalt layer.
7. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 6, wherein: the first barrier bonding layer and the second barrier bonding layer are respectively multilayer co-extrusion films, and at least comprise a first bonding layer bonded with the polyolefin elastomer film layer, a second bonding layer bonded with the first self-adhesive polymer modified asphalt layer or the second self-adhesive polymer modified asphalt layer and a barrier layer positioned between the first bonding layer and the second bonding layer.
8. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 7, wherein: the first adhesive layer is maleic anhydride grafted PP, the second adhesive layer is maleic anhydride grafted PE, and the barrier layer is polyester or polyamide.
9. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 6, wherein: the thickness of the first barrier adhesive layer and the second barrier adhesive layer is respectively 0.02-0.12 mm.
10. The polyolefin elastomer film double-sided self-adhesive asphalt waterproof roll according to claim 1, wherein: the thickness of the first self-adhesive polymer modified asphalt layer and the second self-adhesive polymer modified asphalt layer is 0.7-1.0 mm respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753004.1U CN219820872U (en) | 2023-04-07 | 2023-04-07 | Polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320753004.1U CN219820872U (en) | 2023-04-07 | 2023-04-07 | Polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material |
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| CN219820872U true CN219820872U (en) | 2023-10-13 |
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| CN202320753004.1U Active CN219820872U (en) | 2023-04-07 | 2023-04-07 | Polyolefin elastomer film double-sided self-adhesive asphalt waterproof coiled material |
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- 2023-04-07 CN CN202320753004.1U patent/CN219820872U/en active Active
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