CN209161934U - The multi-layer co-extruded unidirectional straight line of one kind easily tears high-temperature resistant self-adhesive protective film - Google Patents
The multi-layer co-extruded unidirectional straight line of one kind easily tears high-temperature resistant self-adhesive protective film Download PDFInfo
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- CN209161934U CN209161934U CN201822095432.1U CN201822095432U CN209161934U CN 209161934 U CN209161934 U CN 209161934U CN 201822095432 U CN201822095432 U CN 201822095432U CN 209161934 U CN209161934 U CN 209161934U
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Abstract
The utility model discloses a kind of multi-layer co-extruded unidirectional straight lines easily to tear high-temperature resistant self-adhesive protective film, including self-adhesive layer, side at the top of self-adhesive layer is bonded with the first cuticula, the other side at the top of self-adhesive layer is bonded with the second cuticula, the upper surface of self-adhesive layer is bonded with tearing layer, the two sides of tearing layer are in contact with the first cuticula and the second cuticula respectively, the top adhesive of tearing layer has tear tape, the bottom of self-adhesive layer is provided with the first polyethylene layer, the top of first polyethylene layer and the bottom adhesive of self-adhesive layer, the bottom of first polyethylene layer is provided with water lock layer, the bottom of water lock layer is provided with air-permeable layer, the bottom of air-permeable layer is provided with the second polyethylene layer, the bottom of second polyethylene layer is provided with anti-sticking bottom.By the first cuticula of setting, the second cuticula, tearing layer and tear tape, so as to burst a notch when tearing tearing layer, so that it is facilitated the later period and tear the first cuticula and the second cuticula, the mode for tearing it is more convenient laborsaving.
Description
Technical field
The utility model relates to self-adhesion technical field of membrane, more particularly to a kind of multi-layer co-extruded unidirectional straight line easily to tear high temperature resistant certainly
Viscous protective film.
Background technique
Protection film base material can be divided into film-blowing process, casting technique, stretch processes, suitable protective film base by technique point
Material is typically all to use Multi-layer co-extrusion film-blowing, multilayer curtain coating coextruding method or is made using stretch processes coextruding method, is blown
Membrane process equipment cost for casting technique, stretch processes is cheap, in the market the optional original of various different performances
Material is numerous, and since available raw material property is wide, the substrate performance being made is also just varied.
But existing self-adhesive film, when in use due to not having notch not easily openable, trouble is laborious when causing to tear,
And high temperature resistance is poor.
Utility model content
In view of the deficiencies of the prior art, the utility model provides the multi-layer co-extruded unidirectional straight line of one kind and easily tears high-temperature resistant self-adhesive
Protective film solves the problems, such as self-adhesive film not easily openable.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of multi-layer co-extruded unidirectional straight line easily tears high-temperature resistant self-adhesive protective film, including self-adhesive layer, at the top of the self-adhesive layer
Side is bonded with the first cuticula, and the other side at the top of the self-adhesive layer is bonded with the second cuticula, and the upper surface of the self-adhesive layer is viscous
Tearing layer is had, the two sides of the tearing layer are in contact with the first cuticula and the second cuticula respectively, and the top of the tearing layer is viscous
Have a tear tape, the bottom of the self-adhesive layer is provided with the first polyethylene layer, the top of first polyethylene layer and self-adhesive layer
Bottom adhesive, the bottom of first polyethylene layer are provided with water lock layer, and the bottom of the water lock layer is provided with air-permeable layer, described
The bottom of air-permeable layer is provided with the second polyethylene layer, and the bottom of second polyethylene layer is provided with anti-sticking bottom.
Preferably, the other side of first cuticula offers the first notch.
Preferably, the other side of second cuticula offers the second notch.
Preferably, first polyethylene layer with a thickness of 5 μm, and the first polyethylene layer and water lock layer are bonding.
Preferably, second polyethylene layer with a thickness of 8 μm, and the two sides of air-permeable layer are poly- with water lock layer and second respectively
Pvdf layer is bonding.
Preferably, the bottom adhesive at the top of the anti-sticking bottom and the second polyethylene layer.
Compared with prior art, the utility model has the beneficial effects that
1, by the first cuticula of setting, the second cuticula, tearing layer and tear tape, so as to burst one when tearing tearing layer
A notch makes it facilitate the later period and tears the first cuticula and the second cuticula, and the mode for tearing it is more convenient laborsaving, simultaneously
By setting the first notch and the second notch, place is pullled due to devising, to further facilitate the first cuticula and the
Two cuticula are torn.
2, by setting the first polyethylene layer and the second polyethylene layer, to play the role of resistant to high temperature, guarantor is improved
The heat resistance of cuticula plays the role of waterproof by setting water lock layer, ensure that guarantor by setting air-permeable layer
The permeability of cuticula, by the way that anti-sticking bottom is arranged, so that protective film itself is not likely to produce fold and deformation.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model top view.
In figure: 1 self-adhesive layer, 2 first cuticula, 21 first notches, 3 second cuticula, 31 second notches, 4 tearing layers, 5 tear tapes,
6 first polyethylene layers, 7 water lock layers, 8 air-permeable layers, 9 second polyethylene layers, 10 anti-sticking bottoms.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig.1-2, a kind of multi-layer co-extruded unidirectional straight line easily tears high-temperature resistant self-adhesive protective film, including self-adhesive layer 1, self-adhesive layer
The side at 1 top is bonded with the first cuticula 2, and the other side of the first cuticula 2 offers the first notch 21, another at the top of self-adhesive layer 1
Side is bonded with the second cuticula 3, and the other side of the second cuticula 3 offers the second notch 31, and the upper surface of self-adhesive layer 1 is bonded with drawing
Layer 4 is torn, the two sides of tearing layer 4 are in contact with the first cuticula 2 and the second cuticula 3 respectively, and the top adhesive of tearing layer 4 has tear tape 5,
By pulling tear tape 5 so as to be torn to tearing layer 4, is torn and, then scratch dynamic first notch 21 for first
Cuticula 2, which is torn, to be come, and then is torn by the second cuticula 3 in stingy dynamic second notch 31, is passed through and the first cuticula 2, second is arranged
Cuticula 3, tearing layer 4 and tear tape 5 make it facilitate the later period for first so as to burst a notch when tearing tearing layer 4
Cuticula 2 and the second cuticula 3 are torn, and the mode for tearing it is more convenient laborsaving, while passing through the first notch 21 and second of setting
Notch 31 pulls place due to devising, to further facilitate the first cuticula 2 and the second cuticula 3 is torn, self-adhesive layer 1
Bottom be provided with the first polyethylene layer 6, by setting the first polyethylene layer 6 and the second polyethylene layer 9, to play resistance to height
The effect of temperature improves the heat resistance of protective film, the top of the first polyethylene layer 6 and the bottom adhesive of self-adhesive layer 1, and first is poly-
The bottom of pvdf layer 6 is provided with water lock layer 7, plays the role of waterproof, the first polyethylene layer 6 by setting water lock layer 7
With a thickness of 5 μm, and the first polyethylene layer 6 and water lock layer 7 are bonding, and the bottom of water lock layer 7 is provided with air-permeable layer 8, by setting
Air-permeable layer 8 is set to ensure that the permeability of protective film, the bottom of air-permeable layer 8 is provided with the second polyethylene layer 9, the second poly- second
Alkene layer 9 with a thickness of 8 μm, and the two sides of air-permeable layer 8 are bonding with water lock layer 7 and the second polyethylene layer 9 respectively, the second polyethylene
The bottom of layer 9 is provided with anti-sticking bottom 10, by the way that anti-sticking bottom 10 is arranged so that protective film itself be not likely to produce fold and
Deformation, the bottom adhesive at the top of anti-sticking bottom 10 and the second polyethylene layer 9.
Working principle: it by pulling tear tape 5 so as to be torn to tearing layer 4, is torn and, then scratched dynamic
First notch 21 tears the first cuticula 2 to come, and then tears by the second cuticula 3 in stingy dynamic second notch 31.
In conclusion the multi-layer co-extruded unidirectional straight line easily tears high-temperature resistant self-adhesive protective film, pass through the first cuticula 2 of setting, the
Two cuticula 3, tearing layer 4 and tear tape 5 make it facilitate the later period for the so as to burst a notch when tearing tearing layer 4
One cuticula 2 and the second cuticula 3 are torn, and the mode for tearing it is more convenient laborsaving, while passing through the first notch 21 of setting and the
Two notches 31 pull place due to devising, so that the first cuticula 2 is further facilitated and the second cuticula 3 is torn, by setting
The first polyethylene layer 6 and the second polyethylene layer 9 are set, to play the role of resistant to high temperature, improves the heat resistance of protective film,
By setting water lock layer 7 to play the role of waterproof, the gas permeability of protective film ensure that by setting air-permeable layer 8
Can, it solves self-adhesive film so that protective film itself is not likely to produce fold and deformation by the way that anti-sticking bottom 10 is arranged and is not easy to tear
The problem of opening.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of multi-layer co-extruded unidirectional straight line easily tears high-temperature resistant self-adhesive protective film, including self-adhesive layer (1), which is characterized in that described
Side at the top of self-adhesive layer (1) is bonded with the first cuticula (2), and the other side at the top of the self-adhesive layer (1) is bonded with the second cuticula
(3), the upper surface of the self-adhesive layer (1) is bonded with tearing layer (4), the two sides of the tearing layer (4) respectively with the first cuticula (2)
It is in contact with the second cuticula (3), the top adhesive of the tearing layer (4) has tear tape (5), the bottom setting of the self-adhesive layer (1)
Have the first polyethylene layer (6), the top of first polyethylene layer (6) and the bottom adhesive of self-adhesive layer (1), the first poly- second
The bottom of alkene layer (6) is provided with water lock layer (7), and the bottom of the water lock layer (7) is provided with air-permeable layer (8), the air-permeable layer (8)
Bottom be provided with the second polyethylene layer (9), the bottom of second polyethylene layer (9) is provided with anti-sticking bottom (10).
2. the multi-layer co-extruded unidirectional straight line of one kind according to claim 1 easily tears high-temperature resistant self-adhesive protective film, which is characterized in that
The other side of first cuticula (2) offers the first notch (21).
3. the multi-layer co-extruded unidirectional straight line of one kind according to claim 1 easily tears high-temperature resistant self-adhesive protective film, which is characterized in that
The other side of second cuticula (3) offers the second notch (31).
4. the multi-layer co-extruded unidirectional straight line of one kind according to claim 1 easily tears high-temperature resistant self-adhesive protective film, which is characterized in that
First polyethylene layer (6) with a thickness of 5 μm, and the first polyethylene layer (6) and water lock layer (7) are bonding.
5. the multi-layer co-extruded unidirectional straight line of one kind according to claim 1 easily tears high-temperature resistant self-adhesive protective film, which is characterized in that
Second polyethylene layer (9) with a thickness of 8 μm, and the two sides of air-permeable layer (8) respectively with water lock layer (7) and the second polyethylene layer
(9) bonding.
6. the multi-layer co-extruded unidirectional straight line of one kind according to claim 1 easily tears high-temperature resistant self-adhesive protective film, which is characterized in that
The top of the anti-sticking bottom (10) and the bottom adhesive of the second polyethylene layer (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822095432.1U CN209161934U (en) | 2018-12-13 | 2018-12-13 | The multi-layer co-extruded unidirectional straight line of one kind easily tears high-temperature resistant self-adhesive protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822095432.1U CN209161934U (en) | 2018-12-13 | 2018-12-13 | The multi-layer co-extruded unidirectional straight line of one kind easily tears high-temperature resistant self-adhesive protective film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209161934U true CN209161934U (en) | 2019-07-26 |
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ID=67343629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822095432.1U Active CN209161934U (en) | 2018-12-13 | 2018-12-13 | The multi-layer co-extruded unidirectional straight line of one kind easily tears high-temperature resistant self-adhesive protective film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209161934U (en) |
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2018
- 2018-12-13 CN CN201822095432.1U patent/CN209161934U/en active Active
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