CN221049202U - Degradable TPU film - Google Patents
Degradable TPU film Download PDFInfo
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- CN221049202U CN221049202U CN202322529183.3U CN202322529183U CN221049202U CN 221049202 U CN221049202 U CN 221049202U CN 202322529183 U CN202322529183 U CN 202322529183U CN 221049202 U CN221049202 U CN 221049202U
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- tpu
- tpu film
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- 239000010410 layer Substances 0.000 claims abstract description 82
- 239000011241 protective layer Substances 0.000 claims abstract description 24
- 239000000835 fiber Substances 0.000 claims abstract description 23
- 230000015556 catabolic process Effects 0.000 claims abstract description 19
- 238000006731 degradation reaction Methods 0.000 claims abstract description 19
- 239000011324 bead Substances 0.000 claims abstract description 9
- 239000011521 glass Substances 0.000 claims abstract description 9
- 238000009423 ventilation Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 4
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 239000002131 composite material Substances 0.000 abstract description 3
- 230000002146 bilateral effect Effects 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 41
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 41
- 230000002787 reinforcement Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000007613 environmental effect Effects 0.000 description 3
- 230000001795 light effect Effects 0.000 description 3
- 238000003490 calendering Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010525 oxidative degradation reaction Methods 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010096 film blowing Methods 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- -1 umbrellas Substances 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model relates to the technical field of TPU films and discloses a degradable TPU film which comprises a TPU base layer, wherein both ends of the TPU base layer are respectively adhered with a breathable layer, the upper end of the breathable layer is adhered with a reflective layer, the upper end of the reflective layer is adhered with a protective layer, the upper end of the protective layer is adhered with a waterproof layer, one side of the protective layer, which is far away from the reflective layer, is provided with a plurality of grooves, one side of the grooves is fixedly connected with a connecting block, the connecting block is positioned in the protective layer and penetrates through the waterproof layer, the inside of the connecting block is fixedly connected with degradable fibers, and the degradable fibers penetrate through one side of the waterproof layer. The utility model solves the problem that the reflection effect of the TPU film is weak and the safety problem of people at night is improved by enhancing the refraction of light through the glass beads in the installation cavity of the reflection layer, effectively improves the structural strength by the bilateral symmetry composite multilayer structure, ensures the service life, and further forms a degradation opening by arranging the grooves, the connecting blocks and the degradation fibers, and is oxidized and degraded from the inside to achieve the degradation effect.
Description
Technical Field
The utility model relates to the technical field of TPU films, in particular to a degradable TPU film.
Background
The TPU film is a film prepared by special processes such as calendaring, casting, film blowing, coating and the like on the basis of TPU granules, the thickness of the TPU (Thermoplasticpolyurethanes) is 0.012mm, the thermoplastic TPU elastomer is prepared by extruding and mixing NCO-functional MDI, OH-functional POLYOL and 1.4BG, and the TPU film is widely used for processing modes such as injection, extrusion, calendaring and dissolving into solution type resin and the like because of good elasticity and physical properties, is a plastic material frequently used by plastic processing industry, the product of the TPU film covers the range of industrial application and civil necessities, TPU (thermoplastic polyurethane) is popular by people due to the excellent performance and environmental protection concept, and can be a substitute of PVC in places where PVC is used, but the PVC is quite satisfactory in dust and has excellent high tension, toughness and ageing resistance, and is a mature environment-friendly material, and the TPU film has been widely applied to the fields of environmental protection: shoe materials, ready-made clothes, inflatable toys, sports equipment on water and under water, medical equipment, fitness equipment, automobile seat materials, umbrellas, leather cases, leather bags and the like.
The application number is CN202021799201.X, discloses a TPU film, which comprises a body, the body comprises last wearing layer, base member and lower wearing layer, the last fixedly connected with ring of body, one side of ring is at the last fixedly connected with diamond connection piece of body, open at the middle part of body has the rectangle mouth, and the bottom of going up the wearing layer, the upper and lower both ends of base member and the top of wearing layer down all fixedly connected with meshing tooth, the bottom of going up the wearing layer, the meshing tooth at the upper and lower both ends of base member and wearing layer top down comprise a plurality of continuous triangle-shaped piece. According to the utility model, the upper wear-resistant layer and the lower wear-resistant layer are arranged at the upper end and the lower end of the substrate, so that the wear resistance of the body is improved, and the circular ring and the diamond-shaped connecting block are arranged on the surface of the body, so that the friction of the surface of the body is improved, the skid resistance is improved, and the elasticity of the body can be increased through the rectangular opening and the through hole.
The arrangement is good in skid resistance and elasticity of the TPU film, but the TPU film does not have light reflection performance in the use process, objects cannot be seen clearly at night, the safety problem of people seriously affected by light reflection cannot be solved, and the degradation efficiency cannot be controlled, so that the service life is shortened, the degradation efficiency is greatly prolonged when the TPU film is directly covered by a coating, environmental protection is not facilitated, and the service life is seriously damaged.
Disclosure of Invention
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a degradable TPU film, which comprises a TPU base layer, wherein both ends of the TPU base layer are adhered with breathable layers, the upper end of the breathable layer is adhered with a reflecting layer, the upper end of the reflecting layer is adhered with a protective layer, the upper end of the protective layer is adhered with a waterproof layer, one side of the protective layer, which is far away from the reflecting layer, is provided with a plurality of grooves, one side of the grooves is fixedly connected with a connecting block, the connecting block is positioned in the protective layer and penetrates to one side of the waterproof layer, the inside of the connecting block is fixedly connected with degradation fibers, and the degradation fibers penetrate to one side of the waterproof layer.
Further, a plurality of installation cavity has been seted up to the reflection of light in situ portion, install glass bead in the installation cavity, the refraction that enhances the light through the glass bead of the installation cavity of reflection of light layer has solved the reflection of light effect weak of current TPU film, reaches the effect that improves people's safety at night.
Further, waterproof layer top fixedly connected with a plurality of skid-proof block, skid-proof block's cross section is semi-circular structure, through setting up the waterproof layer, can be under the circumstances that has water, waterproof to TPU reflection of light film, avoid because ponding too much leads to influencing life.
Further, a plurality of ventilation holes are formed in the ventilation layer, and the TPU film main body has good ventilation property through the ventilation holes.
Further, the inside fixedly connected with fiber reinforcement of protective layer, the fiber reinforcement all is the wave, through the fiber reinforcement for TPU film main part has very good elasticity, can stretch and extend and can not damage in certain scope.
Further, the reflecting layer, the protective layer and the waterproof layer are respectively provided with two side structures and are symmetrically compounded on the two side surfaces of the TPU base layer, and the structural strength is effectively improved through the two side symmetrical compound multilayer structure, so that the use time is long.
Further, the waterproof layer and the anti-skid convex blocks are made of breathable and hydrophobic materials.
The utility model has the following beneficial effects:
(1) The glass beads in the reflective layer installation cavity enhance the refraction of light, so that the problem that the reflective effect of the conventional TPU film is weak is solved, and the effect of improving the safety of people at night is achieved.
(2) The utility model effectively improves the structural strength and ensures the long service life through the two-side symmetrical composite multilayer structure.
(3) According to the utility model, the grooves, the connecting blocks and the degradation fibers are arranged, so that a degradation opening is formed, and the degradation effect is achieved through oxidative degradation from the inside.
(4) According to the utility model, the TPU reflective film can be waterproof under the condition of water through the waterproof layer, so that the influence on the service life caused by too much accumulated water is avoided.
Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a disassembled view of the whole structure of the present utility model;
FIG. 2 is a schematic cross-sectional view of the overall structure of the present utility model;
FIG. 3 is an enlarged schematic view of the structure A in FIG. 2 according to the present utility model;
FIG. 4 is a schematic view of the structure of the ventilation layer of the present utility model;
FIG. 5 is a schematic view of a reflective layer according to the present utility model;
In the drawings, the list of components represented by the various numbers is as follows:
In the figure: 1. a TPU base layer; 2. a ventilation layer; 3. a light reflecting layer; 4. a protective layer; 5. a waterproof layer; 6. a groove; 7. a connecting block; 8. degrading the fiber; 9. a mounting cavity; 10. glass beads; 11. an anti-slip bump; 12. ventilation holes; 13. fiber reinforcement.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the present utility model is a degradable TPU film, which comprises a TPU substrate 1, two ends of the TPU substrate 1 are adhered with a breathable layer 2, an upper end of the breathable layer 2 is adhered with a reflective layer 3, an upper end of the reflective layer 3 is adhered with a protective layer 4, an upper end of the protective layer 4 is adhered with a waterproof layer 5, a plurality of grooves 6 are provided on a side of the protective layer 4 far away from the reflective layer 3, a connecting block 7 is fixedly connected to one side of the grooves 6, the connecting block 7 is positioned inside the protective layer 4 and penetrates to one side of the waterproof layer 5, degradation fibers 8 are fixedly connected to the inside of the connecting block 7, and the degradation fibers 8 penetrate to one side of the waterproof layer 5.
The inside a plurality of installation cavity 9 of having offered of reflector layer 3, install glass bead 10 in the installation cavity 9, the refraction of the glass bead reinforcing light of the installation cavity inside through the reflector layer has solved the reflection of light effect weak of current TPU film, reaches the effect that improves people's safety at night.
Waterproof layer 5 top fixedly connected with a plurality of anti-skidding lug 11, the cross section of anti-skidding lug 11 is semi-circular structure, through setting up the waterproof layer, can be under the circumstances that has water, waterproof TPU reflective film avoids influencing life because ponding is too much.
A plurality of ventilation holes 12 are formed in the ventilation layer 2, and the TPU film main body has good ventilation property through the ventilation holes.
The inside fixedly connected with fiber reinforcement 13 of protective layer 4, fiber reinforcement 13 all are the wave form, through setting up fiber reinforcement for TPU film main part has very good elasticity, can stretch extension and can not damage in certain within range.
The reflecting layer 3, the protective layer 4 and the waterproof layer 5 are respectively provided with two side structures and are symmetrically compounded on the two side surfaces of the TPU base layer 1, and the structural strength is effectively improved through the two side symmetrical compound multilayer structure, so that the use time is long.
Both the waterproof layer and the anti-skid convex blocks are made of breathable and hydrophobic materials.
During the use, under the darker circumstances of light, can strengthen the refraction of light to the TPU film through the glass bead 10 of installation cavity 9 inside, the reflection of light effect of current TPU film has been solved, through bilateral symmetry composite multilayer structure, effectively improve structural strength, guarantee long in service time, through seting up recess 6, connecting block 7 and degradation fibre 8, because degradation speed of degradation fibre 8 is faster than TPU film speed, and then at the inside degradation mouth that forms of reflection of light layer 3, from inside oxidative degradation, reach the effect of degradation, through setting up waterproof layer 5, can be when under the circumstances that has water, waterproof layer 5 top fixed connection's anti-skidding lug 11 can carry out water conservancy diversion to waterproof layer 5 on, avoid because ponding too much leads to influencing life, through protective layer 4 inside fixed connection's fiber reinforcement 13, make TPU film main part have very good elasticity, can stretch in a certain limit and can not damage, through seting up bleeder vent 12, make TPU film main part have very good gas permeability.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (7)
1. A degradable TPU film comprising a TPU substrate (1), characterized by:
The two ends of the TPU base layer (1) are adhered with the breathable layer (2), and the upper end of the breathable layer (2) is adhered with the reflective layer (3);
The upper end of the reflecting layer (3) is adhered with a protective layer (4), and the upper end of the protective layer (4) is adhered with a waterproof layer (5);
A plurality of grooves (6) are formed in one side, away from the light reflecting layer (3), of the protective layer (4), and connecting blocks (7) are fixedly connected to one side of each groove (6);
the connecting block (7) is positioned in the protective layer (4) and penetrates through one side of the waterproof layer (5);
The inside fixedly connected with degradation fibre (8) of connecting block (7), degradation fibre (8) run through to waterproof layer (5) one side.
2. A degradable TPU film according to claim 1, characterized in that: a plurality of mounting cavities (9) are formed in the reflecting layer (3), and glass beads (10) are mounted in the mounting cavities (9).
3. A degradable TPU film according to claim 1, characterized in that: the top of the waterproof layer (5) is fixedly connected with a plurality of anti-slip convex blocks (11), and the cross section of each anti-slip convex block (11) is of a semicircular structure.
4. A degradable TPU film according to claim 1, characterized in that: a plurality of ventilation holes (12) are formed in the ventilation layer (2).
5. A degradable TPU film according to claim 1, characterized in that: the protective layer (4) is internally fixedly connected with fiber reinforced ribs (13), and the fiber reinforced ribs (13) are all wavy.
6. A degradable TPU film according to claim 1, characterized in that: the reflecting layer (3), the protective layer (4) and the waterproof layer (5) are respectively provided with two side structures and are symmetrically compounded on the two side surfaces of the TPU base layer (1).
7. A degradable TPU film according to claim 3, characterized in that: the waterproof layer (5) and the anti-skid convex blocks (11) are made of breathable and hydrophobic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529183.3U CN221049202U (en) | 2023-09-18 | 2023-09-18 | Degradable TPU film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322529183.3U CN221049202U (en) | 2023-09-18 | 2023-09-18 | Degradable TPU film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221049202U true CN221049202U (en) | 2024-05-31 |
Family
ID=91199832
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322529183.3U Active CN221049202U (en) | 2023-09-18 | 2023-09-18 | Degradable TPU film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221049202U (en) |
-
2023
- 2023-09-18 CN CN202322529183.3U patent/CN221049202U/en active Active
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