CN207347478U - Antistatic surface protective film - Google Patents
Antistatic surface protective film Download PDFInfo
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- CN207347478U CN207347478U CN201520771827.2U CN201520771827U CN207347478U CN 207347478 U CN207347478 U CN 207347478U CN 201520771827 U CN201520771827 U CN 201520771827U CN 207347478 U CN207347478 U CN 207347478U
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- antistatic
- protective film
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Abstract
A kind of Antistatic surface protective film is the utility model is related to, it includes：Adhesive layer, the adhesive layer can be bonded on surface to be protected to form protection；Antistatic base layer, the base layer include film forming polymer and antistatic material；Adherent layer, the adherent layer are not producing adhesion with forming when the material of the adhesive layer contacts；Wherein described antistatic base layer is between the adhesive layer and the adherent layer.
Description
Technical field
It the utility model is related to a kind of Antistatic surface protective film.Specifically, a kind of reduce is the utility model is related to resist
The Antistatic surface protective film of electrostatic substance infiltration.
Background technology
Surface protection film is widely used in the protection of various product surfaces such as glass, plastic surface.Polyolefin film is in table
Surface protective film in the market occupies critical role.These films include design to be adhered to by least one table on protection product surface
Face, its bonding force should be sufficient so that easy to operation while can be also readily removable when no longer needing.Protected by this film
The example of the product of shield includes the building panel and window manufactured by glass, makrolon or acrylic, and such as LED is shown
The electronic component of component or printed wiring board, and the durable goods of such as luggage or movement value.Operating and removing
Cheng Zhong, may produce triboelectric charge on these surfaces.
Triboelectrification is in adjacent hair when there are the tendentious non-conducting surfaces of different electrical losses to carry out relative motion
It is raw.For example, just produce triboelectric charge when two plastic foil to contact with each other pressings (such as passing through pinching) or stripping.Polymer
Film can also produce electric charge when slipping over non-conducting surfaces.In the case of two adjacent surface triboelectrifications, the electronics on surface is handed over
Change so that a surface electron rich (negatively charged) and another surface electron-deficient.In general, the aggregation of electric charge on the surface is not
It is desired, because it can cause the free particles in environment, such as dust, adhere on the surface.It is when surface it is desirable to keep that clear
When clean, such as LED display units or printed wiring board, it is necessary to prevent the generation of electrostatic charge or produced in electric charge
Removed rapidly afterwards.
Common surface protection film can produce electrostatic when being removed from by protection product surface, so that by pollutant example
It is attracted to such as dust on newly exposed surface.In order to overcome the problem, in the prior art by the way that antistatic material is incorporated into guarantor
Carry out the aggregation of minimizing electrostatic in the superficial layer of cuticula, but generate antistatic material and penetrate into by the risk in protection product,
This is for it is desirable to keep that clean is also unacceptable for protection surface.Moreover, the addition of antistatic material is gone back sometimes
Influence whether the adhesiveness of surface protection film superficial layer so that bonding force is insufficient and causes the premature failure of component.That is,
In the prior art, the characteristic of several important surface protection films, i.e. adhesiveness, surface cleaning and electrostatic scavenging, are phases
Mutually resist.The addition of antistatic material improves the electrostatic scavenging of film, but it can be disturbed to by the infiltration on protection surface
By the spatter property on protection surface and/or the bond properties of infringement surface protection film.
A kind of therefore, there is still a need for more excellent performance of composite membrane.A kind of in particular, it is desirable to new antistatic table
Surface protective film to meet at the same time the requirement of adhesiveness, spatter property and antistatic property, can show gratifying adhesiveness
And electrostatic can be removed without polluting the surface that it is bonded.
Utility model content
In the first aspect, a kind of Antistatic surface protective film is the utility model is related to, it includes：
Adhesive layer, the adhesive layer can be bonded on surface to be protected to form protection；
Antistatic base layer, the base layer include film forming polymer and antistatic material；
Adherent layer, the adherent layer are not producing adhesion with forming when the material of the adhesive layer contacts；
Wherein described antistatic base layer is between the adhesive layer and the adherent layer.
In second aspect, a kind of Antistatic surface protective film product is the utility model is related to, it is included by according to this reality
The film roll formed with new Antistatic surface protective film winding.
Therefore, the utility model by antistatic material by being included in antistatic base between adhesive layer and adherent layer
In body layer, technical problem of the prior art is efficiently solved, there is provided have in terms of adhesiveness, spatter property and antistatic property
There is the novel antistatic surface protection film of desirable combinations of attributes.
Brief description of the drawings
Detailed explanation carries out the utility model by detailed description below and attached drawing, to this area skill
Art personnel better understood when the utility model, but it is not intended that limit the scope of the utility model in any way.
Fig. 1 shows the Antistatic surface protective film in the prior art with three-decker.
Fig. 2 shows the Antistatic surface protective film with three-decker of an embodiment according to the present utility model.
Fig. 3 shows the Antistatic surface protective film with four-layer structure of an embodiment according to the present utility model.
Fig. 4 shows the Antistatic surface protective film with five-layer structure of an embodiment according to the present utility model.
Fig. 5 shows the Antistatic surface protective film product of an embodiment according to the present utility model.
Embodiment
The utility model provides implementation below：
1. a kind of Antistatic surface protective film, it includes：
Adhesive layer, the adhesive layer can be bonded on surface to be protected to form protection；
Antistatic base layer, the base layer include film forming polymer and antistatic material；
Adherent layer, the adherent layer are not producing adhesion with forming when the material of the adhesive layer contacts；
Wherein described antistatic base layer is between the adhesive layer and the adherent layer.
2. according to the Antistatic surface protective film of item 1, wherein the adhesive layer does not include antistatic material.
3. according to item 1 or the Antistatic surface protective film of item 2, wherein the antistatic base layer includes at least two sons
Layer, and the antistatic material is present in a sublayer of at least two sublayer.
4. according to the Antistatic surface protective film of item 3, wherein the sublayer comprising antistatic material abuts the bonding
Layer.
5. according to the Antistatic surface protective film of item 3, wherein the sublayer adjoining comprising antistatic material is described anti-sticking
Layer.
6. according to the Antistatic surface protective film of item 3, wherein the antistatic base layer includes at least three sublayers, it is described
Antistatic material is present in a sublayer of at least three sublayer, and the sublayer comprising antistatic material is neither adjacent
The adhesive layer, does not also abut the adherent layer.
7. according to the Antistatic surface protective film of any one of item 1-6, wherein the antistatic agent matter is selected from organic conductive
Material, inorganic conductive material and combinations thereof.
8. according to the Antistatic surface protective film of item 7, wherein the organic conductive material is selected from ester, the alkylamine of aliphatic acid
Ethoxylate, ethoxylated alcohol, diglycollic amide, alkyl betaine, quaternary amine and alkylsulfonate, electronic conduction polymerization
Thing, ionic conductive polymer, oxidation-reduction type conducting polymer and combinations thereof.
9. according to the Antistatic surface protective film of item 7, wherein the inorganic conductive material is selected from carbon nanotubes, carbon black, gold
Category, metal oxide and combinations thereof.
10. according to the Antistatic surface protective film of any one of item 1-9, wherein the thickness of the Antistatic surface protective film
For 1 micron to 800 microns.
11. a kind of Antistatic surface protective film product, it includes the Antistatic surface protective film by any one of item 1-10
Wind the film roll formed.
12. according to the Antistatic surface protective film product of item 11, it includes core pipe, wherein the Antistatic surface protective film
Film roll is formed on the outer wall of the core pipe.
13. according to the Antistatic surface protective film product of item 11 or 12, wherein the film roll is in cylinder, cone, length
Cube shape, the square bodily form, flat cylindricality, elliptical cylinder-shape or its any combination.
Antistatic material
The Antistatic surface protective film for including antistatic material is the utility model is related to, wherein the kind for antistatic material
Class is not particularly limited.
The suitable antistatic material such as hydrophilic group including being connected with hydrophobic group.The hydrophobic group provides and polymer matrix
The compatibility of body film in a way, and hydrophilic group can be combined with the water in environment.Water forms conductive layer, so that by remnants
Surface electronic discharge and remove electric charge.Showing the example of the common antistatic material of this performance includes aliphatic acid
Ester, alkylamine ethoxylate, ethoxylated alcohol, diglycollic amide, alkyl betaine, quaternary amine and alkylsulfonate.These
The hydrophobic group of antistatic material generally can not fully be wound with matrix polymer, therefore with transfer or be penetrated into adjacent
The tendency on surface.Therefore, the utility model is very favorable for the antistatic material using these types, effectively
Reduce these materials to by the migration on protection surface.
Another kind of typical antistatic material includes the polymer for being considered to have intrinsic conductivity.It is this have inherently lead
One of electrical example of polymer is the polymer for including ether group, such as polyetheramides (such as Arkema)
Or polyether ester amides (such as Sanyo).In these polymer, ether group is hydrophilic, therefore can be passed through
The water in air is attracted to evacuate electric charge.In addition, it is believed that ether group oneself can with charge transportation, therefore in spite of there are water,
These polymer can show antistatic property.
Another intrinsic conduction polymer removes electricity by shifting electronics between ion in its structure as a whole
Lotus.Ethylene-carboxylic acid's copolymer that the carboxyl of the example of this intrinsic conduction polymer including high percentage is connected with ion (such as
DuPont EntiraTMAS and).It is believed that in spite of there are water, these ionomers are all
Electric charge can be removed and play antistatic property.
In addition, the utility model is for using such as intrinsic conduction of the polymer containing ether group and potassium ion polymer
Polymer is also very favorable.It can cause when this kind of polymer is in the surface bonding layer for Antistatic surface protective film
Bond property in some applications undesirably, and can be damaged with the blending of suitable adhesive polymer while adhesiveness is improved
Evil electrostatic removes characteristic.Therefore, by the way that such antistatic material is placed in the interior layer of composite membrane, the utility model is favourable
Ground avoids this adhesiveness and electrostatic and removes contending between characteristic, and providing can either show satisfactorily to bond
Property can remove again electrostatic without pollute by protection surface Antistatic surface protective film.
In one embodiment, the antistatic material is selected from organic conductive material, inorganic conductive material and combinations thereof.
In a specific embodiment, the organic conductive material can be selected from ester, the alkyl amine ethoxylate of aliphatic acid
Compound, ethoxylated alcohol, diglycollic amide, alkyl betaine, quaternary amine and alkylsulfonate, electronic conductive polymer, ion
Conducting polymer, oxidation-reduction type conducting polymer and combinations thereof.
In another specific embodiment, the inorganic conductive material can be selected from carbon nanotubes, carbon black, metal, gold
Belong to oxide and combinations thereof.
Antistatic surface protective film
The utility model provides a kind of Antistatic surface protective film, it includes：
Adhesive layer, the adhesive layer can be bonded on surface to be protected to form protection；
Antistatic base layer, the base layer include film forming polymer and antistatic material；
Adherent layer, the adherent layer are not producing adhesion with forming when the material of the adhesive layer contacts；
Wherein described antistatic base layer is between the adhesive layer and the adherent layer.
An embodiment according to the present utility model, the adhesive layer do not include antistatic material.
The person skilled in the art will easily understand every in above-described adhesive layer, antistatic base layer and adherent layer
One can be single layer structure or sandwich construction.
An embodiment according to the present utility model, the antistatic base layer is single layer structure, includes film-forming polymer
Thing and the antistatic material being distributed in.
Another embodiment according to the present utility model, the antistatic base layer include at least two sublayers, and
The antistatic material is present in a sublayer of at least two sublayer.In a specific embodiment, the bag
Sublayer containing antistatic material abuts the adhesive layer.It is described comprising antistatic material in another specific embodiment
Sublayer abuts the adherent layer.
Further embodiment according to the present utility model, the antistatic base layer includes at least three sublayers, described
Antistatic material is present in a sublayer of at least three sublayer, and the sublayer comprising antistatic material is neither adjacent
The adhesive layer, does not also abut the adherent layer.
The thickness of Antistatic surface protective film according to the present utility model is not specifically limited.In one embodiment,
The thickness of the Antistatic surface protective film can be 1 micron to 800 microns, and preferably 10 microns to 500 microns, more preferably 50 is micro-
Rice is to 200 microns, most preferably 80 microns to 150 microns.Those skilled in the art can determine that Antistatic surface is protected as needed
The thickness of cuticula.Herein, the number range being previously mentioned should be understood to include from lower value to high value with a unit
For increment and all values including the lower value and the high value.For example, the thickness of the Antistatic surface protective film
For 1 micron to 800 microns, cover all values in the range of this as single value, or form as lower limit or the upper limit
Subrange, such as the thickness including the Antistatic surface protective film is 5,8,15,20,25,30 ... 120,140,220,
280th, 300,350,400,450 microns of all situations, also include the sub- model formed respectively using these values as lower limit or the upper limit
Enclose, for example, 22 to 88,56 to 99,155 to 170,197 to 200,268-390,420-500 microns etc..
For convenience of the utility model is understood, Fig. 1 to Fig. 5 respectively illustrates Antistatic surface protective film according to prior art
Structure and the structure of improved Antistatic surface protective film is made that for the prior art.
Fig. 1 shows the Antistatic surface protective film 10 in the prior art with three-decker.The Antistatic surface is protected
Film 10 includes adherent layer 102, base layer 104 and adhesive layer 106, comprising antistatic material 100 with imparting wherein in adhesive layer 106
10 electric charge of Antistatic surface protective film evacuates property.
Fig. 2 shows the Antistatic surface protective film with three-decker of an embodiment according to the present utility model
20.The Antistatic surface protective film 20 includes adherent layer 202, antistatic base layer 204 and adhesive layer 206, wherein antistatic base
For body layer 204 between adherent layer 202 and adhesive layer 206, antistatic base layer 204 provides support by film forming polymer, and wraps
Containing the antistatic material 200 being distributed in.Compared with the Antistatic surface protective film 10 shown in Fig. 1, the antistatic table in Fig. 2
Antistatic material is removed and has been added to the inside of film by surface protective film 20 from adhesive layer, i.e., positioned at adhesive layer and adherent layer it
Between base layer in so that while antistatic property is ensured, reduce antistatic material to by the migration on protection surface and/
Or infiltration, interference can't be produced to the adhesiveness of adhesive layer.
Fig. 3 shows the Antistatic surface protective film with four-layer structure of an embodiment according to the present utility model
30.The Antistatic surface protective film 30 includes adherent layer 302, antistatic base layer 305 and adhesive layer 308, wherein antistatic base
Body layer 305 is between adherent layer 302 and adhesive layer 308, and including two sublayers 304 and 306, wherein adjacent adhesive layer
Antistatic material 300 is included in 308 sublayer 306, and abuts and antistatic material is free of in the sublayer 304 of adherent layer 302.
Fig. 4 shows the Antistatic surface protective film with five-layer structure of an embodiment according to the present utility model
40.The Antistatic surface protective film 40 includes adherent layer 402, antistatic base layer 405 and adhesive layer 410, wherein antistatic base
Body layer 405 is prevented between adherent layer 4302 and adhesive layer 410, and including three sublayers 404,406 and 408 wherein abutting
Antistatic material is free of in the sublayer 404 of adhesion coating 402 and the sublayer 408 of adjacent adhesive layer 410, and only neither adjacent anti-sticking
Layer 402 does not also abut in the sublayer 406 of adhesive layer 410 and includes antistatic material 400.
Antistatic surface protective film product
The utility model additionally provides a kind of Antistatic surface protective film product, it includes being protected by above-mentioned Antistatic surface
Film roll around into film roll.
An embodiment according to the present utility model, the Antistatic surface protective film product include core pipe, wherein institute
State Antistatic surface protective film and form film roll on the outer wall of the core pipe.
The shape of film roll is not specifically limited.For example, the film roll can be in cylinder, cone, cuboid, pros
The bodily form, flat cylindricality, elliptical cylinder-shape or its any combination.
Fig. 5 shows the Antistatic surface protective film product 50 of an embodiment according to the present utility model.The product
50 include core pipe 52 and Antistatic surface protective film 54, the shape that wherein Antistatic surface protective film 54 is opened with edge in fig. 2
State is shown, so as to expose adhesive layer 510.In the winding process for forming the product 50, Antistatic surface protective film 54 glues
Closing layer 510 can first contact with the outer wall of core pipe 52 and wound on it, and formation adhesive layer 510 is wound in adherent layer successively afterwards
Film roll on 502.The outer wall of core pipe 52 can be antistick characteristic or non-antistick characteristic.Antistatic base layer is not shown here, its
Between adherent layer 502 and adhesive layer 510.
Antistatic surface protective film according to the present utility model can be attached to plane on release layer to be suitable for leading to be formed
Cross the product peeled off release layer and used.This is particularly suitable in the case of the amount of being intended for single use is less.
Embodiment
Some embodiments of the utility model are explained with reference to embodiment, so that ability
Field technique personnel are more clearly understood that the technical solution of the utility model and its advantage, but are not formed in any way to this reality
With new limitation.
1. the preparation of adherent layer masterbatch
Whole 3576-X polypropylene and UniminHC1400, includes the silicate of sodium, potassium and aluminium cations
Powder, is mixed to form masterbatch using the double screw extruder of rotating Vortex.The silicate content of blend is 15wt%.Extrusion
Machine melt polypropylene and silicate powder is dispersed in melt polypropylene, to produce uniform homogeneous blend.After mixing, by altogether
Mixed thing is formed as pill.
2. the preparation of antistatic base layer masterbatch
Whole 3576-X polypropylene and DuPont EntiraTMAS MK400 potassium ions polymer utilizes rotating Vortex
Double screw extruder is mixed to form compound.The blending ratio of gained compound is that 80wt% polypropylene and 20wt% ions gather
Compound.Extruder melts simultaneously polypropylene and ionomer to produce uniform homogeneous blend.After mixing, blend is formed
For pill.
3. the preparation of film
Embodiment 1
Three layers of co-extruded films are prepared by conventional melt casting technique：Formed by the foregoing adherent layer masterbatch of 100wt%
Adherent layer, forms antistatic base layer, by 100wt%'s by the foregoing antistatic base layer masterbatch of 100wt%
MD6727 (a kind of hydrogenated styrene/Butadiene/Styrene block copolymer) forms adhesive layer.The Structural assignments of each layer can be found in
Fig. 2.
Embodiment 2
Four layers of co-extruded films are prepared by conventional melt casting technique：Formed by the foregoing adherent layer masterbatch of 100wt%
Adherent layer, by the Equistar of whole the 3576-X polypropylene and 15wt% of 85wt%NA216-
000LDPE forms the first sublayer of antistatic base layer, and antistatic base is formed by the foregoing antistatic base layer masterbatch of 100wt%
Second sublayer of body layer, by 100wt%'s(a kind of hydrogenated styrene/Butadiene/Styrene block is total to MD6727
Polymers) form adhesive layer.The Structural assignments of each layer can be found in Fig. 3.
Although certain embodiments according to the present utility model have been described in detail the utility model, it can
To be changed in the spirit and scope of the utility model.Therefore the application is intended to cover using General Principle disclosed herein
Those skilled in the art are all equal or similar square according to obtained from being changed specifically described embodiment herein
Case.
Claims (9)
1. a kind of Antistatic surface protective film, it includes：
Adhesive layer, the adhesive layer can be bonded on surface to be protected to form protection；
Antistatic base layer；
Adherent layer, the adherent layer are not producing adhesion with forming when the material of the adhesive layer contacts；
Wherein described antistatic base layer is between the adhesive layer and the adherent layer.
2. Antistatic surface protective film according to claim 1, wherein the antistatic base layer includes at least two sublayers, and
And a sublayer of at least two sublayer is antistatic sublayer.
3. Antistatic surface protective film according to claim 2, wherein the antistatic sublayer abuts the adhesive layer.
4. Antistatic surface protective film according to claim 2, wherein the antistatic sublayer abuts the adherent layer.
5. Antistatic surface protective film according to claim 1, wherein the antistatic base layer includes at least three sublayers, institute
A sublayer for stating at least three sublayers is antistatic agent proton sphere, and the antistatic sublayer neither abuts the bonding
Layer, does not also abut the adherent layer.
6. Antistatic surface protective film as claimed in one of claims 1-5, wherein the thickness of the Antistatic surface protective film
Spend for 1 micron to 800 microns.
7. a kind of Antistatic surface protective film product, it includes being protected by Antistatic surface as claimed in one of claims 1-6
The film roll that cuticula winding forms.
8. Antistatic surface protective film product according to claim 7, it includes core pipe, wherein the Antistatic surface protective film
Film roll is formed on the outer wall of the core pipe.
9. according to the Antistatic surface protective film product of claim 7 or 8, wherein the film roll is in cylindrical, conical, rectangular
The bodily form, the square bodily form, flat cylindricality, elliptical cylinder-shape or its any combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771827.2U CN207347478U (en) | 2015-09-30 | 2015-09-30 | Antistatic surface protective film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771827.2U CN207347478U (en) | 2015-09-30 | 2015-09-30 | Antistatic surface protective film |
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| Publication Number | Publication Date |
|---|---|
| CN207347478U true CN207347478U (en) | 2018-05-11 |
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ID=62360640
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520771827.2U Active CN207347478U (en) | 2015-09-30 | 2015-09-30 | Antistatic surface protective film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020076088A (en) * | 2018-11-09 | 2020-05-21 | 東レ株式会社 | Film roll |
-
2015
- 2015-09-30 CN CN201520771827.2U patent/CN207347478U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020076088A (en) * | 2018-11-09 | 2020-05-21 | 東レ株式会社 | Film roll |
| JP7287240B2 (en) | 2018-11-09 | 2023-06-06 | 東レ株式会社 | film roll |
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