CN203819729U - Protective film - Google Patents
Protective film Download PDFInfo
- Publication number
- CN203819729U CN203819729U CN201320863687.2U CN201320863687U CN203819729U CN 203819729 U CN203819729 U CN 203819729U CN 201320863687 U CN201320863687 U CN 201320863687U CN 203819729 U CN203819729 U CN 203819729U
- Authority
- CN
- China
- Prior art keywords
- protective film
- millimeter
- film body
- sunk structure
- described protective
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 230000001681 protective effect Effects 0.000 title claims abstract description 125
- 239000004033 plastic Substances 0.000 claims description 8
- 229920003023 plastic Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 abstract description 8
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 238000006731 degradation reaction Methods 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 24
- 238000010030 laminating Methods 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- -1 polyethylene Polymers 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 5
- 239000005020 polyethylene terephthalate Substances 0.000 description 5
- 239000004800 polyvinyl chloride Substances 0.000 description 5
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- LLEMOWNGBBNAJR-UHFFFAOYSA-N biphenyl-2-ol Chemical compound OC1=CC=CC=C1C1=CC=CC=C1 LLEMOWNGBBNAJR-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 239000005026 oriented polypropylene Substances 0.000 description 2
- 235000010292 orthophenyl phenol Nutrition 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 230000000192 social effect Effects 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model relates to a protective film which comprises a protective film body. The front of the protective film body is provided with at least one recessed structure and is opposite to a protected surface. The surface of the protective film opposite to the protected surface is provided with the at least one recessed structure; when the protective film is glued to the surface of the protected surface, operators only need to squeeze air in the recessed structures out, the protective film can be directly fixed on the surface of a protected object by utilizing the atmospheric pressure, an adhesion layer and a release layer do not need arranging, the protective film can be recycled while the manufacturing cost and material waste are reduced, and the problems of performance degradation of the adhesion layer and adhesive residue are solved.
Description
Technical field
The utility model relates to technical field of liquid crystal display, particularly a kind of protective film of reusable edible.
Background technology
Liquid Crystal Display (Liquid Crystal Display; be called for short LCD) and key components and parts; such as glass, Polarizer etc., in transportation or use procedure, easily polluted or scratched in surface, so conventionally can adopt protective film to cover its surface, making it to avoid to pollute or damage.
Please refer to Fig. 1, the structural representation of its protective film that is prior art.As shown in Figure 1, existing protective film 10 is three-decker, comprise the substrate layer 11 stacking gradually, adhesion layer 12 and release layer 13, wherein, described substrate layer 11 is plastic sheeting, described release layer 13 is for being coated with the plastic sheeting of mold release, described plastic sheeting is generally PE(polyethylene, polyethylene), PVC(polyvinylchloride, polyvinylchloride), PET(Polyethylene terephthalate, polyethylene terephthalate), OPP(O-phenylphenol, o-phenyl phenol) material such as, the materials such as adhesion layer 12 poly-mer that employing contains alkoxy silane conventionally between described substrate layer 11 and release layer 13 or acrylic polymers.Protective film 10 cost compares of three-decker are high.
While using described protective film 10, described protective film 10 need to be bonded on the surface of object of protection.Please refer to Fig. 2, the structural representation after its protective film that is prior art and object of protection laminating.As shown in Figure 2, when described protective film 10 is attached on object of protection 50, need to peel off the release layer 13 of described protective film 10, afterwards the adhesion layer of described protective film 10 12 is attached on the surface of object of protection 50.In this process, described release layer 13 is peeled off and as rejected material, is processed afterwards, and described protective film 10 tears it down after being attached on object of protection 50 and just no longer has original performance, therefore cannot repeated usage.
And; the performance of described adhesion layer 12 can change along with the variation of humidity, temperature and surrounding environment; easily make moist or chemical reaction occurs and do not there is viscosity, or owing to sticking on for a long time, on object of protection 50, when needs are changed or peeled off, there is cull phenomenon in described adhesion layer 12.
Therefore, how to solve existing protective film cost high, cannot recycle and adhesion layer wherein exists the problems such as performance degradation, cull, become those skilled in the art's technical matters urgently to be resolved hurrily.
Utility model content
In view of this, the utility model provides a kind of protective film.
Described protective film comprises: a protective film body, and the front of described protective film body has at least one sunk structure, and the front of described protective film body and protected surface are oppositely arranged.
Compared with prior art, the protective film that the utility model provides, the surface that described protective film and described protected surface are oppositely arranged is provided with at least one sunk structure, when being attached to protected surface, described protective film only the air extrusion in described sunk structure need to be gone out, utilize barometric pressure just described protective film directly can be fixed on the surface of object of protection, therefore adhesion layer and release layer need not be set, reducing manufacturing cost, described in when reducing waste of material, protective film can recycle, there is not adhesion layer performance degradation yet, the problems such as cull.
Accompanying drawing explanation
Fig. 1 is the structural representation of the protective film of prior art;
Fig. 2 is the protective film of prior art and the structural representation after object of protection laminating;
Fig. 3 is the cutaway drawing of the protective film of the utility model embodiment mono-;
Cutaway drawing when Fig. 4 is the protective film of the utility model embodiment mono-and object of protection laminating.
Fig. 5 is the cutaway drawing of the protective film of the utility model embodiment bis-;
Cutaway drawing when Fig. 6 is the protective film of the utility model embodiment bis-and object of protection laminating;
Fig. 7 a to Fig. 7 d is the part birds-eye view of the protective film of the utility model embodiment bis-.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, to the utility model proposes a kind of protective film, be described in further detail.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of aid illustration the utility model embodiment lucidly.
[embodiment mono-]
Please refer to Fig. 3, it is the structural representation of the protective film of the utility model embodiment mono-.As shown in Figure 3, described protective film 20 comprises: comprise a protective film body 21, the front of described protective film body 21 has at least one sunk structure 22, and the front of described protective film body 21 and protected surface are oppositely arranged.
Concrete, described protective film body 21 is plastic sheeting, described plastic sheeting is generally the materials such as PE, PVC, PET, OPP.The reverse side of described protective film body 21 is even curface, and the front of described protective film body 21 has at least one sunk structure 22, and described at least one sunk structure 22 is uniformly distributed on described protective film body 21.The degree of depth h of described sunk structure 22 is generally between 0.1 millimeter to 0.5 millimeter, and preferred, the degree of depth h of described sunk structure 22 is 0.2 millimeter, 0.3 millimeter or 0.4 millimeter.The spacing d1 of two adjacent sunk structures 22 is below 2 millimeters, and preferred, the spacing d1 of two adjacent sunk structures 22 is 0.5 millimeter, 1.0 millimeters or 1.5 millimeters.
In order to prevent protective film 20 perks of boundary position, the boundary position of described protective film body 21 does not generally arrange described sunk structure 22, and the spacing d2 at the edge of the edge of described protective film body 21 and described sunk structure 22 is below 2 millimeters.Preferably, the spacing d2 of the edge of described protective film body 21 and described sunk structure 22 is between 1 millimeter to 2 millimeters, and for example the spacing d2 of the edge of described protective film body 21 and described sunk structure 22 is 1.2 millimeters, 1.5 millimeters or 1.8 millimeters.
While using described protective film 20 protection object of protection, described protective film 20 need to be fixed on the surface of described object of protection.The lip-deep basic process that described protective film 20 is fixed on to described object of protection is as follows: first, described protective film 20 is placed on the surface of described object of protection, the front of described protective film body 21 and protected surface are oppositely arranged, because the front of described protective film body 21 is provided with sunk structure 22, the interior air that exists of described sunk structure 22; Then the mode of, pressing or vacuumizing by contact by the Bas Discharged in described sunk structure 22 to form subnormal ambient.Thus, described protective film 20 is directly fixed on the surface of described object of protection under atmospheric effect.
Please refer to Fig. 4, it is the protective film of the utility model embodiment mono-and the structural representation of object of protection laminating.As shown in Figure 4; the protected surface of the front of described protective film 20 and described object of protection 60 is oppositely arranged; after air in described sunk structure 22 is drained; between described protective film 20 and described protected surface, occur subnormal ambient, described protective film 20 is directly fixed on the surface of described object of protection 60 under atmospheric effect.
When need to peel off or change described protective film 20, as long as described protective film 20 is peeled, the protective film 20 peeling keeps original performance, therefore can repeated usage.
In the present embodiment; more existing protective film 10 structures of described protective film 20 are more simple; protective film body 21 by individual layer forms; one side of described protective film body 21 forms a plurality of miniature sunk structures 22; by getting rid of the interior air of described sunk structure 22; make to occur negative pressure between described protective film 20 and described protected surface; directly described protective film 20 is fixed on the surface of object of protection; adhesion layer and release layer needn't be set; due to without adhesion layer is set, therefore there is not the problems such as adhesion layer performance degradation, cull.And described protective film 20 can recycle, therefore, has market outlook and positive social effect widely.
[embodiment bis-]
Please refer to Fig. 5, it is the structural representation of the protective film of the utility model embodiment bis-.As shown in Figure 5, described protective film 30 comprises: comprise a protective film body 31, the front of described protective film body 31 has at least one sunk structure 32, and the front of described protective film body 31 and protected surface are oppositely arranged.
Concrete, described protective film body 31 is plastic sheeting, described plastic sheeting is generally the materials such as PE, PVC, PET, OPP.The front of described protective film body 31 has at least one sunk structure 32, and described at least one sunk structure 32 is uniformly distributed on described protective film body 31, and the reverse side of described protective film body 31 has and the corresponding bulge-structure 33 of described sunk structure 32.
Please refer to Fig. 5 and Fig. 6, while using described protective film 30 protection object of protection, described protective film 30 need to be fixed on the surface of described object of protection.The lip-deep basic process that described protective film 30 is fixed on to described object of protection is as follows: first, described protective film 30 is placed on the surface of described object of protection, the front of described protective film body 31 and protected surface are oppositely arranged, because the front of described protective film body 31 is provided with sunk structure 32, the interior air that exists of described sunk structure 32; Then, the mode of being pressed or being vacuumized by contact is the Bas Discharged in described sunk structure 32, thereby forms subnormal ambient between the front of described protective film 30 and the protected surface of described object of protection 60.Thus, described protective film 30 is directly fixed on the surface of described object of protection under atmospheric effect.
Please refer to Fig. 6, it is the protective film of the utility model embodiment bis-and the structural representation of object of protection laminating.As shown in Figure 6; the protected surface of the front of described protective film 30 and described object of protection 60 is oppositely arranged; after air in described sunk structure 32 is drained; between described protective film 30 and described protected surface, produce subnormal ambient, described protective film 30 is directly fixed on the surface of described object of protection 60 under atmospheric effect.
When need to peel off or change described protective film 30, as long as described protective film 30 is taken off, the protective film 30 peeling keeps original performance, therefore can repeated usage.
Please refer to Fig. 7 a to Fig. 7 d; it is the part birds-eye view of the protective film of the utility model embodiment bis-; in embodiment bis-, described sunk structure 32 is identical with the shape of described bulge-structure 33, quantity is consistent, and described sunk structure 32 is corresponding with described bulge-structure 33 positions.Because described sunk structure 32 is well-distributeds, described bulge-structure 33 is also evenly distributed.It should be noted that; in the present embodiment; to sunk structure 32, the shape in the protected lip-deep projection of described object of protection 60 does not limit; sunk structure 32 can be circle in the shape of the protected lip-deep projection of described object of protection 60; as shown in Figure 6 a; in fact, it can also or be the symmetric figure being comprised of two oval intersections shown in Fig. 6 d or the closed figure of other arbitrary shapes for the ellipse shown in Fig. 6 b and Fig. 6 c.
When described sunk structure 32 is circular, the diameter of described circle is between 0.1 millimeter to 1 millimeter; When described sunk structure 32 is oval, described oval-shaped major axis is between 0.2 millimeter to 1 millimeter, between 0.1 millimeter to 1 millimeter of described oval-shaped minor axis.
Embodiment bis-is compared to embodiment mono-; its difference is; described in embodiment bis-, the reverse side of protective film body 31 is provided with and the corresponding bulge-structure 33 of described sunk structure 32; described bulge-structure 33 has the surface of circular arc; facilitate roller to press to discharge the air in described sunk structure 32, the fixing method of described protective film 30 and object of protection is very simple.
It should be noted that, in this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
To sum up; in protective film of the present utility model; described protective film adopts single layer structure; the surface that described protective film and protected surface are oppositely arranged has a plurality of well-distributed sunk structures; while using described protective film, only the air extrusion in described sunk structure need to be gone out; utilize barometric pressure just described protective film directly can be fixed on the surface of object of protection; adhesion layer and release layer needn't be set; the protective film of described single layer structure is with low cost; and can recycle, when reducing waste of material, can avoid cull phenomenon.
Foregoing description is only the description to the utility model preferred embodiment; the not any restriction to the utility model scope; any change, modification that the those of ordinary skill in the utility model field is done according to above-mentioned disclosure, all belong to the protection domain of claims.
Claims (9)
1. a protective film, is characterized in that, comprises a protective film body, and the front of described protective film body has at least one sunk structure, and the front of described protective film body and protected surface are oppositely arranged.
2. protective film as claimed in claim 1, is characterized in that, described at least one sunk structure is uniformly distributed on described protective film body.
3. protective film as claimed in claim 2, is characterized in that, the depth range of described sunk structure is between 0.1 millimeter to 0.5 millimeter; The spacing of described adjacent two sunk structures is below 2 millimeters.
4. protective film as claimed in claim 1, is characterized in that, the reverse side of described protective film body is even curface.
5. protective film as claimed in claim 1, is characterized in that, the reverse side of described protective film body has and the corresponding bulge-structure of described sunk structure.
6. protective film as claimed in claim 5, is characterized in that, the shape of cross section of described bulge-structure is circular, and the diameter range of described circle is between 0.1 millimeter to 1 millimeter.
7. protective film as claimed in claim 5, is characterized in that, the shape of cross section of described bulge-structure is oval, and described oval-shaped major axis scope is between 0.2 millimeter to 1 millimeter, and described oval-shaped minor axis scope is between 0.1 millimeter to 1 millimeter.
8. the protective film as described in any one in claim 1 to 7, is characterized in that, the edge of described protective film body and the spacing of described bulge-structure are between 0.1 millimeter to 2 millimeters.
9. protective film as claimed in claim 8, is characterized in that, described protective film body is plastic sheeting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863687.2U CN203819729U (en) | 2013-12-25 | 2013-12-25 | Protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320863687.2U CN203819729U (en) | 2013-12-25 | 2013-12-25 | Protective film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203819729U true CN203819729U (en) | 2014-09-10 |
Family
ID=51475251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320863687.2U Expired - Lifetime CN203819729U (en) | 2013-12-25 | 2013-12-25 | Protective film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203819729U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128481A (en) * | 2015-08-26 | 2015-12-09 | 徐良 | Recyclable self-adhesive nanoceramics heat insulation film |
| CN110875441A (en) * | 2019-11-28 | 2020-03-10 | 京东方科技集团股份有限公司 | Protective film and manufacturing method thereof, flexible panel and manufacturing method thereof, and display device |
| TWI755923B (en) * | 2020-11-05 | 2022-02-21 | 友達光電股份有限公司 | Protective film |
-
2013
- 2013-12-25 CN CN201320863687.2U patent/CN203819729U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105128481A (en) * | 2015-08-26 | 2015-12-09 | 徐良 | Recyclable self-adhesive nanoceramics heat insulation film |
| CN110875441A (en) * | 2019-11-28 | 2020-03-10 | 京东方科技集团股份有限公司 | Protective film and manufacturing method thereof, flexible panel and manufacturing method thereof, and display device |
| TWI755923B (en) * | 2020-11-05 | 2022-02-21 | 友達光電股份有限公司 | Protective film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |