CN220413227U - Anti-aging PVC hard sheet - Google Patents
Anti-aging PVC hard sheet Download PDFInfo
- Publication number
- CN220413227U CN220413227U CN202321938557.0U CN202321938557U CN220413227U CN 220413227 U CN220413227 U CN 220413227U CN 202321938557 U CN202321938557 U CN 202321938557U CN 220413227 U CN220413227 U CN 220413227U
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- Prior art keywords
- layer
- hard sheet
- pvc
- aging
- pvc hard
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- 230000003712 anti-aging effect Effects 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 230000005855 radiation Effects 0.000 claims abstract description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229920001971 elastomer Polymers 0.000 claims description 6
- 239000011527 polyurethane coating Substances 0.000 claims description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 4
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 4
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical class C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 claims description 3
- 239000001038 titanium pigment Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 39
- 229920000915 polyvinyl chloride Polymers 0.000 description 26
- 239000004800 polyvinyl chloride Substances 0.000 description 26
- 230000032683 aging Effects 0.000 description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 10
- 239000000758 substrate Substances 0.000 description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 5
- 239000004408 titanium dioxide Substances 0.000 description 5
- 206010016256 fatigue Diseases 0.000 description 4
- 208000013201 Stress fracture Diseases 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 150000003254 radicals Chemical group 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 1
- 230000003064 anti-oxidating effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012783 reinforcing fiber Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model relates to the technical field of PVC hard sheets, and discloses an anti-aging PVC hard sheet, which comprises a PVC base material, wherein a reinforcing rib, a light shielding layer, a heat radiation layer, an anti-ozone layer, a waterproof layer and a wear-resistant layer are sequentially stacked and bonded on the PVC base material.
Description
Technical Field
The utility model relates to the technical field of PVC hard sheets, in particular to an anti-aging PVC hard sheet.
Background
The PVC hard sheet is mainly made of polyvinyl chloride resin. The aluminum foil blister has the characteristics of smooth and transparent surface, uniform thickness, easiness in forming, easiness in sealing with PTP aluminum foil, good oxygen barrier property and water vapor barrier property, firm blister after forming, good supporting and protecting effects on contents and the like. When PVC is exposed to air for a long time, the PVC is easy to age to cause strength reduction, and even cracks, stripping, pulverization and the like affect the service performance.
At present, the Chinese patent application number 202121207709.0 discloses an anti-aging PVC calendaring film, which is additionally provided with an anti-oxidation layer and an anti-ultraviolet layer, and is used for delaying ozone aging and photo-oxidative aging of PVC materials by blocking ozone and ultraviolet rays, and is provided with a reinforcing layer formed by combining reinforcing fibers and epoxy resin so as to improve the strength of the materials and delay aging, but the resistance of the PVC calendaring film to the thermal-oxidative aging is limited, and the reinforcing layer is used for improving the strength, reducing the overall ductility and reducing the fatigue aging resistance of the materials.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an anti-aging PVC hard sheet.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides an ageing resistance PVC hard sheet, includes the PVC substrate, the last stack of PVC substrate has glued joint strengthening rib, light shielding layer, heat radiation layer, antiozonation layer, waterproof layer and wearing layer in proper order.
The utility model is further provided with: the reinforcing ribs are a plurality of rubber strips which are arranged at intervals in parallel.
The utility model is further provided with: the light shielding layer is titanium dioxide adhesive, and covers on the strengthening rib, and the space that sees through the strengthening rib glues each other with the PVC substrate.
The utility model is further provided with: the heat radiation layer is a metal aluminum coating film.
The utility model is further provided with: the antiozonation layer is alkylated diphenylamine, and the waterproof layer is a polyurethane coating.
The utility model is further provided with: the wear-resistant layer is a plurality of protruding points which are uniformly distributed, and the wear-resistant layer is silicon carbide.
The utility model has the advantages that:
1. the heat radiation layer is additionally arranged, the metal aluminum coating is adopted, and the extremely high light reflection coefficient and the extremely low solar radiation absorption coefficient are utilized, so that the heat insulation effect is realized, the free radical chain breakage of the PVC substrate at high temperature is avoided, and the thermal oxidative aging resistance of the PVC substrate is improved;
2. the rubber strip is used as the reinforcing rib, so that the material strength is enhanced, and meanwhile, the material has good impact resistance and ductility, the risk of fatigue fracture in the use process is reduced, and the fatigue aging resistance of the material is improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1;
in the figure: 1. a PVC substrate; 2. reinforcing ribs; 3. a light shielding layer; 4. a heat radiation layer; 5. an antiozonant layer; 6. a waterproof layer; 7. and a wear-resistant layer.
Detailed Description
It should be noted that, without conflict, the embodiments and features of the embodiments in the present application may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
It is noted that all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs unless otherwise indicated.
In the present utility model, unless otherwise indicated, the terms "upper" and "lower" are used generally with respect to the directions shown in the drawings, or with respect to the vertical, vertical or gravitational directions; also, for ease of understanding and description, "left, right" is generally directed to the left, right as shown in the drawings; "inner and outer" refer to inner and outer relative to the outline of the components themselves, but the above-described orientation terms are not intended to limit the present utility model.
Referring to fig. 1-3, the present utility model provides the following technical solutions:
an anti-aging PVC hard sheet comprises a PVC base material 1, wherein a reinforcing rib 2, a light shielding layer 3, a heat radiation layer 4, an ozone resistant layer 5, a waterproof layer 6 and a wear-resistant layer 7 are sequentially laminated on the PVC base material 1.
The reinforcing ribs 2 are a plurality of rubber strips which are arranged in parallel at intervals, and the rubber has good ageing resistance, corrosion resistance, impact resistance and ductility, so that the strength of the material is enhanced, the risk of fatigue fracture is reduced, and the fatigue aging resistance of the material is improved.
The light shielding layer 3 is a titanium dioxide adhesive, the light shielding layer 3 is covered on the reinforcing ribs 2 and is glued with the PVC base material 1 through gaps of the reinforcing ribs 2, the titanium dioxide adhesive has stable chemical property and excellent heat resistance and covering power, and can prevent the passing of ultraviolet rays and moisture, so that the photo-oxidative aging reaction stays on the surface of the titanium dioxide adhesive, and the PVC base material 1 is protected; the titanium dioxide can also enhance the mechanical strength and adhesive force of the adhesive film forming, improve the integral strength of the material and avoid the generation of cracks.
The heat radiation layer 4 is a metal aluminum coating, and the metal aluminum coating has extremely high light reflection coefficient and extremely low solar radiation absorption coefficient, so that the heat radiation layer has excellent heat insulation performance, can prevent free radical chain breakage caused by heating and heating of the PVC substrate 1, and improves the thermal oxidative aging resistance of the material.
The anti-ozone layer 5 is alkylated diphenylamine which has the functions of heat resistance, oxidation resistance and flex crack resistance, has less frosting phenomenon, can rapidly react with ozone, forms a layer of oxidation protection film on the surface so as to prevent ozone from continuously penetrating inwards, plays a role in resisting oxidation and aging, has a higher melting point and has certain flame retardance;
the waterproof layer 6 is a polyurethane coating, the polyurethane coating has extremely strong adhesive force and waterproof performance, can prevent moisture from entering, the antiozonation layer 5 has weak water solubility, and the waterproof layer 6 prolongs the service life of the antiozonation layer 5; the polyurethane coating has good wear resistance and stable chemical property, and improves the integral service performance of the material.
The wear-resistant layer 7 is provided with a plurality of protruding points which are uniformly distributed, the wear-resistant layer 7 is made of silicon carbide, the chemical property of the silicon carbide is stable, the volume is small, the hardness is large, the wear resistance is superior, the protruding points are arranged, the wear of the surface layer of the material is prevented, the overall wear resistance is improved, and the service life is prolonged.
Specifically, a heat radiation layer 4 is added, and a metal aluminum coating film is adopted, so that the extremely high light reflection coefficient and the extremely low solar radiation absorption coefficient of the metal aluminum coating film are utilized to realize the heat insulation effect, the free radical chain breakage of the PVC base material 1 at high temperature is avoided, and the thermal oxidative aging resistance of the PVC base material 1 is improved;
the rubber strip is selected as the reinforcing rib 2, so that the material strength is enhanced, and meanwhile, the material has good impact resistance and ductility, the risk of fatigue fracture in the use process is reduced, and the fatigue aging resistance of the material is improved.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the present application described herein may be implemented in sequences other than those illustrated or described herein.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An anti-aging PVC hard sheet comprises a PVC base material (1), and is characterized in that: the PVC base material (1) is sequentially overlapped and glued with a reinforcing rib (2), a light shielding layer (3), a heat radiation layer (4), an antiozonation layer (5), a waterproof layer (6) and a wear-resistant layer (7).
2. An anti-aging PVC hard sheet according to claim 1, wherein: the reinforcing ribs (2) are a plurality of rubber strips which are arranged at intervals in parallel.
3. An anti-aging PVC hard sheet according to claim 2, wherein: the light shielding layer (3) is a titanium pigment adhesive, and the light shielding layer (3) covers the reinforcing ribs (2) and is glued with the PVC base material (1) through gaps of the reinforcing ribs (2).
4. An anti-aging PVC hard sheet according to claim 1, wherein: the heat radiation layer (4) is a metal aluminum coating film.
5. An anti-aging PVC hard sheet according to claim 1, wherein: the antiozonation layer (5) is alkylated diphenylamine, and the waterproof layer (6) is a polyurethane coating.
6. An anti-aging PVC hard sheet according to claim 1, wherein: the wear-resistant layer (7) is a plurality of protruding points which are uniformly distributed, and the wear-resistant layer (7) is silicon carbide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938557.0U CN220413227U (en) | 2023-07-24 | 2023-07-24 | Anti-aging PVC hard sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321938557.0U CN220413227U (en) | 2023-07-24 | 2023-07-24 | Anti-aging PVC hard sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220413227U true CN220413227U (en) | 2024-01-30 |
Family
ID=89647343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321938557.0U Active CN220413227U (en) | 2023-07-24 | 2023-07-24 | Anti-aging PVC hard sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220413227U (en) |
-
2023
- 2023-07-24 CN CN202321938557.0U patent/CN220413227U/en active Active
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