CN216513662U - TPU protection film with anti-dazzle and ultraviolet absorption function - Google Patents
TPU protection film with anti-dazzle and ultraviolet absorption function Download PDFInfo
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- CN216513662U CN216513662U CN202220085283.4U CN202220085283U CN216513662U CN 216513662 U CN216513662 U CN 216513662U CN 202220085283 U CN202220085283 U CN 202220085283U CN 216513662 U CN216513662 U CN 216513662U
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Abstract
The utility model provides a TPU protective film with anti-dazzle and ultraviolet absorption functions, which comprises: a TPU film layer; the anti-halation microsphere layer is coated on the upper surface of the TPU film layer; the UV absorption layer is coated on the lower surface of the TPU film layer; a PSA layer applied to a lower surface of the UV-absorbing layer; the PET release film layer is compounded on the lower surface of the PSA layer. The TPU protective film with the anti-dizziness and UV absorption functions provided by the embodiment of the utility model has the advantages of simple structure, low processing cost and anti-dizziness and UV absorption functions.
Description
Technical Field
The utility model relates to the technical field of TPU (thermoplastic polyurethane) protective films, in particular to a TPU protective film with anti-dazzle and ultraviolet absorption functions.
Background
TPU (Thermoplastic polyurethane) is a novel organic polymer synthetic material, has been widely used in medical and health care, electronic and electrical appliances, industry, sports and the like, has properties such as high strength, good toughness, wear resistance, cold resistance, oil resistance, water resistance, aging resistance, weather resistance and the like which are incomparable with other plastic materials, and simultaneously has excellent functions such as high waterproofness, moisture permeability, wind resistance, cold resistance, bacteria resistance, mildew resistance, warmth retention, ultraviolet resistance, energy release and the like.
The existing TPU protective film is mainly applied to mobile phones, televisions, computers, control panels, car films and furniture films, but does not have the functions of anti-glare and ultraviolet absorption, if a product comprising the TPU protective film is used at a high frequency, the eye damage of a user is easily caused, the service life of the TPU protective film and the service life of light pollution are shortened, if the TPU protective film is not coated, the TPU protective film is easy to rub to generate static electricity, and the static electricity can attract dust particles in the air to cause further damage. Accordingly, it is highly desirable to provide a TPU protective film having anti-glare and ultraviolet absorption functions.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a TPU protective film with anti-dazzle and ultraviolet absorption functions.
The utility model provides a TPU protective film with anti-dazzle and ultraviolet absorption functions, which is characterized by comprising the following components in percentage by weight:
a TPU film layer;
the anti-dizziness microsphere layer is coated on the upper surface of the TPU film layer;
a UV absorbing layer coated on a lower surface of the TPU film layer;
a PSA layer applied to a lower surface of the UV absorbing layer;
and the PET release film layer is compounded on the lower surface of the PSA layer.
In an embodiment of the present invention, the thickness of the TPU film layer is 150 μm.
In an embodiment of the utility model, the thickness of the anti-glare microsphere layer is 2 to 5 μm.
In an embodiment of the utility model, the thickness of the UV absorption layer is 2 to 5 μm.
In one embodiment of the present invention, the thickness of the PSA layer is 20 μm to 50 μm.
In an embodiment of the utility model, the thickness of the PET release film layer is 5 μm to 20 μm.
In an embodiment of the present invention, the TPU film layer is an aliphatic TPU film layer.
In an embodiment of the present invention, the TPU protective film further includes a scratch-resistant layer coated on the upper surface of the anti-glare microsphere layer.
In an embodiment of the utility model, the thickness of the scratch-resistant layer is 5 to 10 μm.
Compared with the prior art, the utility model has the following beneficial effects:
1. the TPU protective film with the anti-dizziness and UV absorption functions provided by the embodiment of the utility model has the advantages of simple structure, low processing cost and anti-dizziness and UV absorption functions.
2. When the TPU protective film with the anti-dizziness and UV absorption functions provided by the embodiment of the utility model is applied to the outer surfaces of display screens, building glass, wooden products, steel structures, lamp covers and the like, the anti-dizziness and UV absorption surfaces are formed, the eye damage of users is avoided, and the generation of light pollution is reduced.
3. According to the TPU protective film with the anti-dizziness and UV absorption functions, the scratch-resistant layer is additionally arranged, so that the functionality of the TPU protective film is further improved, the TPU protective film has the anti-dizziness and UV absorption functions and the scratch resistance, and the application range of the TPU protective film is enlarged.
Drawings
Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural view of a TPU protective film having anti-glare and ultraviolet absorption functions in example 1;
fig. 2 is a schematic structural view of the TPU protective film having the anti-glare and ultraviolet absorption functions in example 1.
The correspondence between each mark and the part name is as follows:
10. a TPU film layer; 20. an anti-dizziness microsphere layer; 30. a UV absorbing layer; 40. a PSA layer; 50. a PET release film layer; 60. and (4) a scratch-resistant layer.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the utility model, but are not intended to limit the utility model in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the utility model. All falling within the scope of the present invention.
Example 1
The embodiment provides a TPU protection film with anti-dazzle and ultraviolet absorption functions, which comprises:
a TPU film layer 10;
the anti-dizziness microsphere layer 20 is coated on the upper surface of the TPU film layer 10;
a UV absorption layer 30 coated on the lower surface of the TPU film layer 10;
a PSA layer 40 coated on a lower surface of the UV absorbing layer 30; the PSA layer 40 can increase the bonding fastness between the TPU protective film and glass, wood products and metal substrates;
and the PET release film layer 50 is compounded on the lower surface of the PSA layer 40.
The particle size of the anti-glare microspheres in the anti-glare microsphere layer 20 in this example is 3 μm, and the anti-glare microspheres are light-diffusing microspheres manufactured by research and development materials technologies (shanghai) ltd and having a designation of RICC @ 202.
Wherein, the thickness of the TPU film layer 10 in this embodiment is 150 μm.
The thickness of the anti-glare microsphere layer 20 in this embodiment is 2-5 μm.
Wherein, the thickness of the UV absorption layer 30 in this embodiment is 2-5 μm.
The PSA layer 40 in this example has a thickness of 20 to 50 μm.
Wherein, the thickness of the PET release film layer 50 in this embodiment is 5 μm to 20 μm.
The TPU film layer 10 in this embodiment is an aliphatic TPU film layer 10, and the aliphatic TPU film layer 10 can improve the weather resistance of the whole TPU protective film.
The preparation steps of the TPU protective film in this example are as follows:
s1, coating the anti-dizziness microsphere layer 20 on the upper surface of the TPU film in a rolling coating mode to form the anti-dizziness TPU film, wherein the thickness of the anti-dizziness microsphere layer 20 is controlled to be 2-5 micrometers;
s2, coating the UV absorbent on the lower surface of the TPU film in a roll coating mode, heating the UV absorbent through a drying tunnel, and drying to form the TPU protective film comprising the UV absorption layer 30, wherein the thickness of the UV absorption layer 30 formed after drying is 2-5 microns;
s3, coating the PSA emulsion on the lower surface of the UV absorption layer 30, drying the PSA emulsion by heating through a drying tunnel, wherein the thickness of the dried PSA layer 40 is 20-50 microns;
and S4, compounding the PET release film on the lower surface of the PSA layer 40 to obtain the TPU protective film with the anti-dazzle and ultraviolet absorption functions in the embodiment.
The TPU protective film in the embodiment has the advantages of simple structure and low processing cost, has the functions of preventing glare and UV absorption, and can form the surfaces of preventing glare and UV absorption when being applied to the outer surfaces of display screens, building glass, wooden products, steel structures, lamp covers and the like, thereby avoiding the eye damage of users and reducing the generation of light pollution.
Example 2
The embodiment provides a TPU protection film with anti-dazzle and ultraviolet absorption functions, which comprises:
a TPU film layer 10;
the anti-dizziness microsphere layer 20 is coated on the upper surface of the TPU film layer 10;
a UV absorption layer 30 coated on the lower surface of the TPU film layer 10;
a PSA layer 40 coated on a lower surface of the UV absorbing layer 30; the PSA layer 40 can increase the bonding fastness between the TPU protective film and glass, wood products and metal substrates;
a PET release film layer 50 compounded on the lower surface of the PSA layer 40;
and the scratch-resistant layer 60 is coated on the upper surface of the anti-dizziness microsphere layer 20, wherein the scratch-resistant layer 60 is coated on the upper surface of the anti-dizziness microsphere layer.
The particle size of the anti-glare microspheres in the anti-glare microsphere layer 20 in this example is 3 μm, and the anti-glare microspheres are light-diffusing microspheres manufactured by research and development materials technologies (shanghai) ltd and having a designation of RICC @ 202.
Wherein, the thickness of the TPU film layer 10 in this embodiment is 150 μm.
The thickness of the anti-glare microsphere layer 20 in this embodiment is 2-5 μm.
Wherein, the thickness of the UV absorption layer 30 in this embodiment is 2-5 μm.
The PSA layer 40 in this example has a thickness of 20 to 50 μm.
Wherein, the thickness of the PET release film layer 50 in this embodiment is 5 μm to 20 μm.
The TPU film layer 10 in this embodiment is an aliphatic TPU film layer 10, and the aliphatic TPU film layer 10 can improve the weather resistance of the whole TPU protective film.
The preparation steps of the TPU protective film in this example are as follows:
s1, coating the anti-dizziness microsphere layer 20 on the upper surface of the TPU film in a rolling coating mode to form the anti-dizziness TPU film, wherein the thickness of the anti-dizziness microsphere layer 20 is controlled to be 2-5 micrometers;
s2, coating the anti-hanging layer 60 on the upper surface of the anti-dizziness microsphere layer 20 in a rolling coating mode to form a scratch-resistant and anti-dizziness TPU protective film, wherein the thickness of the anti-hanging layer 60 is controlled to be 5-10 micrometers;
s3, coating the UV absorbent on the lower surface of the TPU film in a roll coating mode, heating the UV absorbent through a drying tunnel, and drying to form a UV absorption layer 30 with the thickness of 2-5 microns;
s4, coating the PSA emulsion on the lower surface of the UV absorption layer 30, drying the PSA emulsion by heating through a drying tunnel, wherein the thickness of the dried PSA layer 40 is 20-50 microns;
and S5, compounding the PET release film on the lower surface of the PSA layer 40 to obtain the TPU protective film with the anti-dazzle and ultraviolet absorption functions in the embodiment.
The TPU protective film in the embodiment has the advantages of simple structure, low processing cost, anti-dizziness and UV absorption functions, scratch resistance and wide application range.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the utility model. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (9)
1. A TPU protective film with anti-dazzle and ultraviolet absorption functions is characterized by comprising:
a TPU film layer;
the anti-dizziness microsphere layer is coated on the upper surface of the TPU film layer;
a UV absorbing layer coated on a lower surface of the TPU film layer;
a PSA layer applied to a lower surface of the UV absorbing layer;
and the PET release film layer is compounded on the lower surface of the PSA layer.
2. The TPU protective film having the antiglare and ultraviolet absorbing functions as claimed in claim 1, wherein the thickness of the TPU film layer is 150 μm.
3. The TPU protective film with the anti-glare and ultraviolet absorption function according to claim 1, wherein the thickness of the anti-glare microsphere layer is 2 to 5 μm.
4. The TPU protective film with the anti-glare and ultraviolet absorption function according to claim 1, wherein the thickness of the UV absorption layer is 2 to 5 μm.
5. The TPU protective film having the antiglare and ultraviolet absorbing functions as claimed in claim 1, wherein the PSA layer has a thickness of 20 to 50 μm.
6. The TPU protective film with anti-glare and ultraviolet absorption functions of claim 1, wherein the thickness of the PET release film layer is 5 to 20 μm.
7. The TPU protective film having an antiglare and ultraviolet absorbing function according to claim 1, wherein the TPU film layer is an aliphatic TPU film layer.
8. The TPU protective film with anti-glare and ultraviolet absorption functions of any one of claims 1 to 7, further comprising a scratch-resistant layer coated on the upper surface of the anti-glare microsphere layer.
9. The TPU protective film with the anti-glare and ultraviolet absorption function according to claim 8, wherein the scratch resistant layer has a thickness of 5 to 10 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220085283.4U CN216513662U (en) | 2022-01-13 | 2022-01-13 | TPU protection film with anti-dazzle and ultraviolet absorption function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220085283.4U CN216513662U (en) | 2022-01-13 | 2022-01-13 | TPU protection film with anti-dazzle and ultraviolet absorption function |
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| Publication Number | Publication Date |
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| CN216513662U true CN216513662U (en) | 2022-05-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220085283.4U Active CN216513662U (en) | 2022-01-13 | 2022-01-13 | TPU protection film with anti-dazzle and ultraviolet absorption function |
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| CN (1) | CN216513662U (en) |
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