CN220447414U - Composite sound-absorbing wet-laid polymer coiled material - Google Patents
Composite sound-absorbing wet-laid polymer coiled material Download PDFInfo
- Publication number
- CN220447414U CN220447414U CN202322010112.2U CN202322010112U CN220447414U CN 220447414 U CN220447414 U CN 220447414U CN 202322010112 U CN202322010112 U CN 202322010112U CN 220447414 U CN220447414 U CN 220447414U
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- China
- Prior art keywords
- layer
- polymer
- sound
- composite sheet
- absorbing
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- 229920000642 polymer Polymers 0.000 title claims abstract description 55
- 239000002131 composite material Substances 0.000 title claims abstract description 41
- 239000000463 material Substances 0.000 title claims abstract description 26
- 239000010410 layer Substances 0.000 claims abstract description 63
- 239000012790 adhesive layer Substances 0.000 claims abstract description 15
- 239000004576 sand Substances 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 13
- 239000004746 geotextile Substances 0.000 claims description 10
- 229920002635 polyurethane Polymers 0.000 claims description 8
- 239000004814 polyurethane Substances 0.000 claims description 8
- 238000005187 foaming Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000853 adhesive Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003292 glue Substances 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000004831 Hot glue Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 239000011344 liquid material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000003490 calendering Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000003851 corona treatment Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/30—Landfill technologies aiming to mitigate methane emissions
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model relates to a composite sound-absorbing wet-laid polymer coiled material, which comprises a polymer composite sheet layer, a polymer self-adhesive layer, an isolation sand layer and a sound-absorbing layer; the sound absorbing layer is connected to the bottom surface of the polymer composite sheet layer, the polymer self-adhesive layer is connected to the top surface of the polymer composite sheet layer, and the isolation sand layer is connected to the top surface of the polymer self-adhesive layer. The polymer composite sheet material layer provides water resistance, durability, flexibility, certain sound absorption and excellent mechanical properties for the polymer composite sheet material layer; the high polymer self-adhesive glue layer provides excellent adhesion; the isolation sand layer is perfectly combined with the concrete to be paved, so that full adhesion of the self-adhesive glue layer with the coiled material is guaranteed; the sound-absorbing layer can provide good sound-insulating effect, so that the problem that the conventional wet-laid coiled material is difficult to control water resistance due to water leaping can be solved, and the good sound-insulating effect meets the expectation of people on increasingly improving life quality.
Description
Technical Field
The utility model relates to the technical field of wet-laid coiled materials, in particular to a composite sound-absorbing wet-laid polymer coiled material.
Background
In the waterproof construction of China, the construction environment with wet base surfaces is frequently met, so that the wet-laid waterproof coiled material is generated, the wet-laid waterproof coiled material cannot be suitable for the wet base surfaces, the requirement on the flatness of the base surfaces is low, the wet-laid waterproof coiled material can be directly constructed by cement slurry, the construction period is shortened, the cost is saved, the adhesion is good, but the conventional wet-laid coiled material has the phenomenon that the water is difficult to control due to water leakage, has no sound insulation performance, and meets the expectation of increasingly improving the life quality of people.
Disclosure of Invention
First, the technical problem to be solved
In order to solve the problems in the prior art, the utility model provides a composite sound-absorbing wet-laid polymer coiled material, which can improve the waterproof and sound-insulating performances.
(II) technical scheme
In order to achieve the above purpose, the main technical scheme adopted by the utility model comprises the following steps: a composite sound-absorbing wet-laid polymer coiled material comprises a polymer composite sheet layer, a polymer self-adhesive glue layer, an isolation sand layer and a sound-absorbing layer;
the sound absorbing layer is connected to the bottom surface of the polymer composite sheet layer, the polymer self-adhesive layer is connected to the top surface of the polymer composite sheet layer, and the isolation sand layer is connected to the top surface of the polymer self-adhesive layer.
Further, the sound absorbing layer comprises geotextile and a foaming polyurethane layer;
the geotextile is compounded on the bottom surface of the polymer composite sheet layer, and the foaming polyurethane layer is connected to the bottom surface of the polymer composite sheet layer.
(III) beneficial effects
The beneficial effects of the utility model are as follows: the polymer composite sheet material layer provides water resistance, durability, flexibility, certain sound absorption and excellent mechanical properties for the polymer composite sheet material layer; the high polymer self-adhesive glue layer provides excellent adhesion; the isolation sand layer is perfectly combined with the concrete to be paved, so that full adhesion of the self-adhesive glue layer with the coiled material is guaranteed; the sound-absorbing layer can provide good sound-insulating effect, so that the problem that the conventional wet-laid coiled material is difficult to control water resistance due to water leaping can be solved, and the good sound-insulating effect meets the expectation of people on increasingly improving life quality.
Drawings
FIG. 1 is a schematic diagram of the structure of a composite sound absorbing wet laid polymeric web of the present utility model;
FIG. 2 is a process flow diagram of the composite acoustical wet laid polymeric web of the present utility model;
[ reference numerals description ]
1. A polymer composite sheet layer; 2. a high molecular self-adhesive layer; 3. isolating the sand layer;
4. a sound absorbing layer; 41. geotextile; 42. and (3) foaming the polyurethane layer.
Detailed Description
The utility model will be better explained by the following detailed description of the embodiments with reference to the drawings.
Example 1
Referring to fig. 1, a composite sound-absorbing wet-laid polymer coiled material comprises a polymer composite sheet layer 1, a polymer self-adhesive layer 2, an isolation sand layer 3 and a sound-absorbing layer 4;
the sound absorbing layer 4 is connected to the bottom surface of the polymer composite sheet layer 1, the polymer self-adhesive layer 2 is connected to the top surface of the polymer composite sheet layer 1, and the isolation sand layer 3 is connected to the top surface of the polymer self-adhesive layer 2.
Wherein the sound absorbing layer 4 comprises geotextile 41 and a foaming polyurethane layer 42;
the geotextile 41 is compounded on the bottom surface of the polymer composite sheet layer 1, the foamed polyurethane layer 42 is connected on the bottom surface of the polymer composite sheet layer 1, and the composite of the foamed polyurethane with sound absorption and insulation properties and the geotextile 41 with sound insulation properties further enhances the sound absorption and insulation effects.
The process flow of the composite sound-absorbing wet-laid polymer coiled material is shown in figure 2, and comprises the following steps:
a, polymer composite sheet production: firstly, premixing raw materials, extruding through a double screw, compositing geotextile 41, calendering through three rollers, circulating the rollers at high and low temperatures, and finally carrying out corona treatment and traction to obtain the polymer sheet.
B, production of a high-molecular self-adhesive layer: the hot melt adhesive is heated and melted by the hot melt adhesive box and is conveyed to the coating die head through the conveying channel, and finally, the hot melt adhesive is uniformly coated on the high polymer sheet to form the high polymer self-adhesive layer.
C: and (3) producing the isolation sand layer, namely uniformly spreading the isolation sand on the high polymer self-adhesive layer to form the isolation sand layer 3.
And D, firstly weighing the liquid material, adding the liquid material into a reaction kettle, heating and stirring, then adding the powder material, then carrying out vacuum dehydration, mixing and stirring, then discharging and conveying to a spraying die head, and spraying the liquid material onto the polymer composite sheet geotextile 41 to form the sound absorbing layer 4.
E: traction and rolling: and (3) dragging the composite sound-absorbing wet-laid polymer coiled material to a drying and cooling section, cooling after drying, and finally dragging, rolling and packaging to form the composite sound-absorbing wet-laid polymer coiled material, wherein the performance index of the composite sound-absorbing wet-laid polymer coiled material meets the requirements of GB/T35467-2017.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (2)
1. The composite sound-absorbing wet-laid polymer coiled material is characterized by comprising a polymer composite sheet layer, a polymer self-adhesive layer, an isolation sand layer and a sound-absorbing layer;
the sound absorbing layer is connected to the bottom surface of the polymer composite sheet layer, the polymer self-adhesive layer is connected to the top surface of the polymer composite sheet layer, and the isolation sand layer is connected to the top surface of the polymer self-adhesive layer.
2. The composite sound absorbing wet laid polymeric web of claim 1, wherein the sound absorbing layer comprises geotextile and a foamed polyurethane layer;
the geotextile is compounded on the bottom surface of the polymer composite sheet layer, and the foaming polyurethane layer is connected to the bottom surface of the polymer composite sheet layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322010112.2U CN220447414U (en) | 2023-07-28 | 2023-07-28 | Composite sound-absorbing wet-laid polymer coiled material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322010112.2U CN220447414U (en) | 2023-07-28 | 2023-07-28 | Composite sound-absorbing wet-laid polymer coiled material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220447414U true CN220447414U (en) | 2024-02-06 |
Family
ID=89734691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322010112.2U Active CN220447414U (en) | 2023-07-28 | 2023-07-28 | Composite sound-absorbing wet-laid polymer coiled material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220447414U (en) |
-
2023
- 2023-07-28 CN CN202322010112.2U patent/CN220447414U/en active Active
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