CN219637140U - Antistatic silica gel protection film - Google Patents
Antistatic silica gel protection film Download PDFInfo
- Publication number
- CN219637140U CN219637140U CN202320584089.5U CN202320584089U CN219637140U CN 219637140 U CN219637140 U CN 219637140U CN 202320584089 U CN202320584089 U CN 202320584089U CN 219637140 U CN219637140 U CN 219637140U
- Authority
- CN
- China
- Prior art keywords
- layer
- silica gel
- antistatic
- antistatic silica
- protective film
- 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.)
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 239000000741 silica gel Substances 0.000 title claims abstract description 66
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 66
- 239000010410 layer Substances 0.000 claims abstract description 124
- 230000001681 protective effect Effects 0.000 claims abstract description 52
- 239000011241 protective layer Substances 0.000 claims abstract description 17
- 229920006267 polyester film Polymers 0.000 claims abstract description 15
- -1 polyethylene terephthalate Polymers 0.000 claims abstract description 13
- 239000002216 antistatic agent Substances 0.000 claims abstract description 11
- 229920000297 Rayon Polymers 0.000 claims abstract description 10
- 238000005520 cutting process Methods 0.000 claims abstract description 10
- 229920000123 polythiophene Polymers 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract 3
- 239000004698 Polyethylene Substances 0.000 claims description 12
- 229920000573 polyethylene Polymers 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 9
- 239000004820 Pressure-sensitive adhesive Substances 0.000 claims description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 6
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- 239000004831 Hot glue Substances 0.000 claims description 3
- 239000003522 acrylic cement Substances 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 14
- 230000003068 static effect Effects 0.000 abstract description 12
- 239000000463 material Substances 0.000 abstract description 9
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000001179 sorption measurement Methods 0.000 abstract description 4
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 3
- 239000010408 film Substances 0.000 description 63
- 230000000694 effects Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 230000001070 adhesive effect Effects 0.000 description 3
- 239000002585 base Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012788 optical film Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000519995 Stachys sylvatica Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 238000005491 wire drawing 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Laminated Bodies (AREA)
Abstract
The utility model relates to an antistatic silica gel protective film, which belongs to the technical field of protective films and comprises a protective film main body, wherein the protective film main body is formed by sequentially arranging a PET (polyethylene terephthalate) polyester film layer, a first antistatic silica gel layer, a second antistatic silica gel layer, a viscose layer, a protective layer, a release film layer and a separation film layer in a layer-by-layer manner, the protective film main body is wound on a winding drum, the inner side of the winding drum is sleeved with a connecting rod through a bearing, two ends of the connecting rod are connected with an annular rod, one side of the annular rod is connected with a cutting knife, in the novel embodiment, the antistatic silica gel layer uniformly coated with a polythiophene antistatic agent is coated on the upper surface and the lower surface of a base material PET polyester film layer, so that the generation of static electricity of the protective film is reduced, the normal use of the protective film is prevented from being influenced by mutual adsorption between films caused by static electricity, the selected material of the protective film is environment-friendly, the production process is simple, the production cost is low, and the practicability is strong.
Description
Technical Field
The utility model relates to an antistatic silica gel protective film, and belongs to the technical field of protective films.
Background
The silica gel protective film is a screen protective film applied to protecting electronic products, mainly uses PET as a base material, is suitable for surface protective masks of displays such as mobile phones, computers and the like, has high-precision extrusion coating, and has the advantages of high cleanliness, no white spots, white fog, sand holes, no wire drawing, no scratch and the like; has the characteristics of low adhesion, high adsorptivity, automatic bubble removal, high temperature resistance, good chemical solvent resistance, easy shearing and punching, no residual glue after tearing off and the like.
However, in the existing protective film production process, static electricity is often generated due to friction and other conditions, mutual adsorption between films is often caused by static electricity in the use process, normal use and processing of the protective film are seriously affected, accidents caused by static electricity cannot be prevented, and materials are not environment-friendly enough to realize green safety.
The patent number is CN205800372U, and the patent name is an antistatic silica gel protection film, provides a five-layer protection film with antistatic effect, but antistatic effect is general, in order to reduce the production of static when the operation, prevents the mutual adsorption between the films because of static in the use, avoids its influence normal use and processing, prevents because of static accidents, and it is very necessary to design an antistatic silica gel protection film.
Disclosure of Invention
The utility model aims at solving the problems in the prior art, overcomes the defects in the prior art, designs an antistatic silica gel protective film, has an antistatic function, and solves the problem that films are mutually adsorbed due to static in the use process of the traditional protective film.
In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides an antistatic silica gel protection film, includes the protection film main part, the protection film main part is through PET polyester film layer, first antistatic silica gel layer, second antistatic silica gel layer, viscose layer, protective layer, from the layer-by-layer coating of barrier film layer and the constitution that sets gradually, the protection film main part is convoluteed on the reel, the connecting rod has been worn through the bearing cover to the reel inboard, the connecting rod both ends are connected with annular pole, one side of annular pole is connected with the cutting knife.
Preferably, the spool is hollow cylindrical.
Preferably, the thickness of the PET polyester film layer is 15-25 mu m.
Preferably, the upper layer and the bottom layer of the PET polyester film layer are respectively smeared with a first antistatic silica gel layer and a second antistatic silica gel layer. Two layers of antistatic silica gel layers are arranged, so that the antistatic effect is greatly improved.
Preferably, antistatic agents are coated on the first antistatic silica gel layer and the second antistatic silica gel layer, the antistatic agents are polythiophene antistatic agents, and the thicknesses of the first antistatic silica gel layer and the second antistatic silica gel layer are 2-4 mu m.
Preferably, the upper layer of the first antistatic silica gel layer is a viscose layer, the viscose layer is smeared with an organic silicon pressure-sensitive adhesive, the organic silicon pressure-sensitive adhesive is hot melt adhesive or acrylic adhesive, and the thickness of the viscose layer is 3-5 mu m.
Preferably, the upper layer of the adhesive layer is coated with a protective layer, the protective layer is composed of acrylic resin and a permeable polyethylene layer, the permeable polyethylene layer is composed of low-density high-permeability polyethylene, and the thickness of the protective layer is 8-12 mu m. The polyethylene layer and the PET polyester film layer can increase the moisture resistance of the protective film.
Preferably, the upper layer of the protective layer is a release film layer, and the thickness of the release film layer is 14-17 mu m.
Preferably, the bottom layer of the second antistatic silica gel layer is an isolation film layer, and the thickness of the isolation film layer is 10-12 mu m. The isolating film makes the surface of the adhered matter have no residual adhesive and no pollution after being stripped.
Preferably, a pressing plate is arranged between the annular rod and the cutting knife, and the direction of the pressing plate is parallel to the direction of the connecting rod.
The utility model has the beneficial effects that:
1. in the embodiment of the utility model, two antistatic silica gel layers are arranged, so that the generation of static electricity in the operation of the protective film is reduced, the mutual adsorption between films caused by the static electricity in the use process is prevented, the influence on normal use and processing is avoided, the unnecessary electrostatic breakdown event in the manufacturing process is reduced, the accident caused by the static electricity is prevented, the material is selected as an environment-friendly material, and the material is green and safe and has strong practicability.
2. In the embodiment of the utility model, the high exhaust performance of the organic silica gel layer can ensure the excellent performances of quick labeling and no bubble generation, no residual glue and no degumming of the protective film in the use process.
3. Two layers of antistatic silica gel composite layers are arranged at the upper end and the lower end of the PET polyester film layer, so that the internal antistatic effect of the silica gel protective film is achieved, the antistatic effect is achieved on the surfaces of the front end and the rear end, and a large amount of sundries are prevented from being adsorbed on the surface of the silica gel protective film and the external environment.
Drawings
FIG. 1 is a perspective view of an antistatic silica gel protective film according to the present utility model;
FIG. 2 is a top view of an antistatic silica gel protective film according to the present utility model;
fig. 3 is a left side view of an antistatic silica gel protective film according to the present utility model.
In the figure: 1. a protective film main body; 2. a PET polyester film layer; 3. a first antistatic silicone layer; 4. a second antistatic silicone layer; 5. an adhesive layer; 6. a protective layer; 7. an acrylic resin; 8. a water permeable polyethylene layer; 9. a release film layer; 10. an isolation film layer; 11. a reel; 12. a connecting rod; 13. an annular rod; 14. a cutting knife; 15. and (5) pressing plates.
Detailed Description
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. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and are not intended to limit the scope of the present utility model.
Referring to fig. 1-3, an antistatic silica gel protective film comprises a protective film body 1, a cutting knife 14 and a pressing plate 15.
Wherein, including protection film main part 1, protection film main part 1 is scribbled through PET polyester film layer 2, first antistatic silica gel layer 3, second antistatic silica gel layer 4, viscose layer 5, protective layer 6, from layer 9 and isolation coating 10 layers stack that set gradually, and protection film main part 1 winds on reel 11, and the connecting rod 12 has been worn through the bearing cover to the reel 11 inboard, and connecting rod 12 both ends are connected with annular pole 13, and one side of annular pole 13 is connected with cutting knife 14.
Specifically, the protective film main body 1 is wound on the outside of the roll 11, and the roll 11 has a hollow cylindrical shape.
The protective film main body 1 is formed by laminating seven layers of different materials, wherein the PET polyester film layer 2 is used as a base material, and the thickness of the PET polyester film layer 2 is 15-25 mu m.
And a first antistatic silica gel layer 3 and a second antistatic silica gel layer 4 with the same thickness are respectively and uniformly coated on the upper layer and the bottom layer of the substrate PET polyester film layer 2. Two layers of antistatic silica gel layers are arranged, so that the antistatic effect is greatly improved.
Antistatic agents are mixed and stirred in the first antistatic silica gel layer 3 and the second antistatic silica gel layer 4, the antistatic agents are polythiophene antistatic agents sold in the market, and the thicknesses of the first antistatic silica gel layer 3 and the second antistatic silica gel layer 4 are 2-4 mu m. The antistatic agent is a surfactant with low molecular weight, has the characteristic of hydrophilic and hygroscopic, and can effectively absorb water on the surface of the protective film and in the air to achieve the antistatic effect.
The silica gel layer is used for enabling the protective film to have a self-absorption effect, is suitable for smooth surface protection of mirror glass, screens and the like, can not cause glue residue, has the characteristics of heat resistance and acid and alkali resistance, and can effectively protect the objects needing protection such as the screens and the like in special places.
The upper layer of the first antistatic silica gel layer 3 is an adhesive layer 5, the adhesive layer 5 is smeared with organic silicon pressure-sensitive adhesive, the organic silicon pressure-sensitive adhesive is hot melt adhesive or acrylic adhesive, and the adhesive force of the silica gel protective film added with the organic silicon pressure-sensitive adhesive is stabilized at 0-5g/c after the adhesive force standard testm, the antistatic value of the silica gel protective film is 106-109 omega/m 2 。
The upper layer of the adhesive layer 5 is coated with a protective layer 6, the protective layer 6 consists of an acrylic resin layer 7 and a water permeable polyethylene layer 8, the acrylic resin layer 7 can precisely form an optical film with uniform prism patterns, the aging resistance of the optical film is improved, the screen of an electronic product is protected, and the light transmittance is improved. The water permeable polyethylene layer 8 is composed of low-density high-air permeability polyethylene, and the polyethylene has excellent chemical stability, heat sealing property, water resistance and moisture resistance, so that the protective film is effectively prevented from being soaked by water, and the thickness of the protective layer 6 is 8-12 mu m.
The upper layer of the protective layer 6 is a release film layer 9, the thickness of the release film layer 9 is 14-17 mu m, and the release film is used as the outermost layer of the protective film, so that the protective film is effectively prevented from being scratched by sharp objects such as nails, and the screen is protected in the use process of the protective film.
The bottom layer of the second antistatic silica gel layer 4 is a separation film layer 10, namely the bottommost layer of the protective film, and is in contact with a screen, and the separation film has the function of enabling the surface of the object to be adhered to have no residual glue and no pollution after the protective film is peeled, and the thickness of the separation film is 10-12 mu m.
A pressing plate 15 is arranged between the annular rod 13 and the cutting knife 14, and the direction of the pressing plate 15 is parallel to the direction of the connecting rod 12. After the worker pulls out the required protective film length, the protective film is fixed by the pressing plate 15, and then the required protective film is cut by the cutting knife 14.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present utility model, and such modifications and variations should also be regarded as being within the scope of the utility model.
Claims (10)
1. An antistatic silica gel protection film which is characterized in that: including protection film main part (1), protection film main part (1) is scribbled through PET polyester film layer (2), first antistatic silica gel layer (3), second antistatic silica gel layer (4), viscose layer (5), protective layer (6), from layer stack of film layer (9) and barrier film layer (10) that set gradually and is formed, protection film main part (1) is convoluteed on reel (11), connecting rod (12) are worn through the bearing cover to the reel (11) inboard, connecting rod (12) both ends are connected with annular pole (13), one side of annular pole (13) is connected with cutting knife (14).
2. An antistatic silica gel protective film according to claim 1, wherein: the winding drum (11) is hollow and cylindrical.
3. An antistatic silica gel protective film according to claim 1, wherein: the thickness of the PET polyester film layer (2) is 15-25 mu m.
4. An antistatic silica gel protective film according to claim 3, wherein: the upper layer and the bottom layer of the PET polyester film layer (2) are respectively smeared with a first antistatic silica gel layer (3) and a second antistatic silica gel layer (4).
5. An antistatic silica gel protective film according to claim 4, wherein: antistatic agents are coated on the first antistatic silica gel layer (3) and the second antistatic silica gel layer (4), the antistatic agents are polythiophene antistatic agents, and the thicknesses of the first antistatic silica gel layer (3) and the second antistatic silica gel layer (4) are 2-4 mu m.
6. An antistatic silica gel protective film according to claim 1, wherein: the upper layer of the first antistatic silica gel layer (3) is a viscose layer (5), the viscose layer (5) is coated with an organic silicon pressure-sensitive adhesive, the organic silicon pressure-sensitive adhesive is hot melt adhesive or acrylic adhesive, and the thickness of the viscose layer (5) is 3-5 mu m.
7. An antistatic silica gel protective film according to claim 1, wherein: the protective layer (6) is smeared on the upper layer of the adhesive layer (5), the protective layer (6) is composed of acrylic resin (7) and a permeable polyethylene layer (8), the permeable polyethylene layer (8) is composed of low-density high-permeability polyethylene, and the thickness of the protective layer (6) is 8-12 mu m.
8. An antistatic silica gel protective film according to claim 1, wherein: the upper layer of the protective layer (6) is a release film layer (9), and the thickness of the release film layer (9) is 14-17 mu m.
9. An antistatic silica gel protective film according to claim 1, wherein: the bottom layer of the second antistatic silica gel layer (4) is an isolation film layer (10), and the thickness of the isolation film layer is 10-12 mu m.
10. An antistatic silica gel protective film according to claim 1, wherein: a pressing plate (15) is arranged between the annular rod (13) and the cutting knife (14), and the direction of the pressing plate (15) is parallel to the direction of the connecting rod (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320584089.5U CN219637140U (en) | 2023-03-23 | 2023-03-23 | Antistatic silica gel protection film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320584089.5U CN219637140U (en) | 2023-03-23 | 2023-03-23 | Antistatic silica gel protection film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219637140U true CN219637140U (en) | 2023-09-05 |
Family
ID=87816316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320584089.5U Active CN219637140U (en) | 2023-03-23 | 2023-03-23 | Antistatic silica gel protection film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219637140U (en) |
-
2023
- 2023-03-23 CN CN202320584089.5U patent/CN219637140U/en active Active
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