CN207031338U - A kind of pressure sensitive adhesive and mobile terminal - Google Patents
A kind of pressure sensitive adhesive and mobile terminal Download PDFInfo
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- CN207031338U CN207031338U CN201720805331.1U CN201720805331U CN207031338U CN 207031338 U CN207031338 U CN 207031338U CN 201720805331 U CN201720805331 U CN 201720805331U CN 207031338 U CN207031338 U CN 207031338U
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Abstract
The utility model embodiment provides a kind of pressure sensitive adhesive and mobile terminal, and the pressure sensitive adhesive includes mucilage glue surface, and the mucilage glue surface has the first Jiao Qu and the second Jiao Qu；Wherein, first Jiao Qu is located at the edge of the mucilage glue surface, second Jiao Qu is located at the centre of the mucilage glue surface, first Jiao Qu is around second Jiao Qu, the bonding dynamics of first Jiao Qu is more than the bonding dynamics of second Jiao Qu, using the utility model embodiment, realize and both can guarantee that pressure sensitive adhesive neighboring area is difficult for drop-off, and can ensures not damage the object bonded by intermediate region during adhesive sticker is torn, so as to avoid material waste, furthermore, avoid the object that damage is bonded by intermediate region during pressure sensitive adhesive of tearing, the maintenance cost of mobile terminal dimension can also be reduced.
Description
Technical field
Adhering technique field is the utility model is related to, more particularly to a kind of pressure sensitive adhesive and mobile terminal.
Background technology
With the popularization of intelligent mobile terminal, user is for mobile terminal utilization rate also more and more higher, along with user couple
Mobile terminal high frequency uses, and the maintenance rate of mobile terminal also increases therewith.
By taking mobile phone as an example, for the mobile phone of battery-disassembled battery, a pressure sensitive adhesive can be all pasted typically under battery floor,
For covering part scattered here and there under battery floor.On the one hand work attractive in appearance, while also having part under protection is haveed the function that
With.
At present, pressure sensitive adhesive is because be attached to above the part of battery trench bottom, when these parts break down or because
A variety of causes need do over again if, it is necessary to pressure sensitive adhesive is torn it down, part below could be changed afterwards or
Person ressembles.Easily make its wrinkling deformation due to pressure sensitive adhesive tearing it down in the case of strong bonding, complete to movement
It can not be reused after terminal maintenance, it is necessary to which the pressure sensitive adhesive more renewed, this has just effectively caused the waste of material.
Meanwhile because pressure sensitive adhesive must use high bonding dynamics adhesive, if using the weaker bonding of bonding dynamics
Agent, the time, which has been grown, can decline adhesive bonding dynamics, cause pressure sensitive adhesive to come off, but use the stronger bonding of bonding dynamics
Agent, it can cause when pressure sensitive adhesive is torn, it is likely that heat dissipation film below or other fragile parts can be caused to be torn in the lump
Ruin, as long as changing the problem of pressure sensitive adhesive must just change heat dissipation film so as to cause, and then improve the dimension to mobile terminal
Accomplish this.
In addition, had differences for the silk-screen of pressure sensitive adhesive in technology in country variant or interlocal relevant criterion, such as
Fruit pressure sensitive adhesive can not be reused, and manufacturer just needs to meet local statues not for different country configurations
Stock of the dry glue patch as maintenance material, this has just seriously occupied material resource.
In the another side of pressure sensitive adhesive, networking label typically can be also sticked, and is for every mobile terminal, its networking label
Uniquely, if to change pressure sensitive adhesive, it is necessary to which network mark, which is torn it down, to be attached to again on new pressure sensitive adhesive reuses, and networks
Label typically can use bonding adhesive with stronger dynamics to be pasted, and that is torn is very difficult, it is necessary to use high warm air
Cylinder first preheats again cautious torn to it.This process seriously takes after-sales service resource, improves maintenance cost.
Mobile terminal structure schematic diagram with reference to shown in figure 1A, CPU (the Central Processing of mobile terminal
Unit, central processing unit) heat dissipation film 101, inner body 102 and FPC (Flexible Printed Circuit, flexible electrical
Road plate) major-minor plate connection winding displacement 103 is loaded into below battery case, the mobile terminal structure schematic diagram with reference to shown in figure 1B, do not do
Sticker 105 is covered in CPU heat dissipation films, and inner body and FPC major-minors plate are connected on winding displacement, the networking label of mobile terminal
104 are bonded on pressure sensitive adhesive 105, so when the inner body of mobile terminal breaks down or because a variety of causes needs
When doing over again, it is necessary to could be below battery case after the related CPU heat dissipation films of pressure sensitive adhesive 105 in battery case are torn it down in the lump
Part changed or ressembled, as long as this just causes and changes pressure sensitive adhesive and must just change the situation of heat dissipation film,
Possibly even cause to damage inner body during pressure sensitive adhesive of tearing, this just result in maintenance cost and operation cost
Improve.
The problem of existing from above industry is it can be found that if pressure sensitive adhesive can be led using the weaker adhesive of bonding force
Causing pressure sensitive adhesive, viscosity weakens even disappearance after a long time use, ultimately results in pressure sensitive adhesive and comes off, in order to prevent due to viscous
Mixture cohesive, which declines, causes the pressure sensitive adhesive of mobile phone to come off, and can continue to use stronger adhesive, it is stronger to be bonded dynamics
Adhesive can keep longer usage time, but be glued by force using highly tacky adhesive, be carried out to mobile phone inner body
When disassembling maintenance, the heat dissipation film below adhesive sticker can be caused to be pullled damage in the lump, its basic reason is the viscous of adhesive sticker
Relay degree is too strong, can cause adherend part is pullled into destruction during pressure sensitive adhesive is torn.
In summary, current this pressure sensitive adhesive result in following problem：Material waste, operation cost are high, change not
Convenient, the problem of resource is occupied etc. unfavorable after sale.
Utility model content
The utility model embodiment provides a kind of pressure sensitive adhesive and mobile terminal, to solve not doing in mobile terminal of tearing
The problem of maintenance cost for by the object of intermediate region bonding, causing mobile terminal to be tieed up is high is damaged during sticker.
In a first aspect, the utility model embodiment discloses a kind of pressure sensitive adhesive, the pressure sensitive adhesive includes mucilage glue surface, institute
Stating mucilage glue surface has the first Jiao Qu and the second Jiao Qu；
Wherein, first Jiao Qu is located at the edge of the mucilage glue surface, and second Jiao Qu is located in the mucilage glue surface
Between, for first Jiao Qu around second Jiao Qu, the bonding dynamics of first Jiao Qu is more than the bonding of second Jiao Qu
Dynamics.
In second aspect, the utility model embodiment discloses a kind of mobile terminal, the mobile terminal include it is above-mentioned not
Dry glue is pasted.
The utility model embodiment includes advantages below：
The utility model embodiment is used in actual applications, the mucilage glue surface of adhesive sticker is divided into two regions, using
One Jiao Qu surround the second Jiao Qu, wherein, the first Jiao Qu bonding dynamics is more than the second Jiao Qu bonding dynamics, realizes and both can guarantee that not
Dry glue patch neighboring area is difficult for drop-off, and and can ensures not damage the thing bonded by intermediate region during adhesive sticker is torn
Part, so as to avoid material waste, bonded furthermore, it is understood that avoiding damaging during pressure sensitive adhesive of tearing by intermediate region
Object, can also reduce mobile terminal dimension maintenance cost.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below by the utility model embodiment
The required accompanying drawing used is briefly described in description, it should be apparent that, drawings in the following description are only that this practicality is new
Some embodiments of type, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Figure 1A is mobile terminal structure schematic diagram in the prior art；
Figure 1B is another mobile terminal structure schematic diagram in the prior art；
Fig. 2 is the pressure sensitive adhesive structural representation of the utility model embodiment；
Fig. 3 A are the structural representations of the mucilage glue surface of the pressure sensitive adhesive of the utility model embodiment；
Fig. 3 B are a kind of structural representations of the mucilage glue surface of the pressure sensitive adhesive with the utility model embodiment；
Fig. 3 C are the structural representations of the mucilage glue surface of another pressure sensitive adhesive with the utility model embodiment；
Fig. 4 is another structural representation with the mucilage glue surface of the pressure sensitive adhesive of the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that described embodiment is the utility model part of the embodiment, rather than whole implementation
Example.Based on the embodiment in the utility model, those of ordinary skill in the art are obtained under the premise of creative work is not made
The every other embodiment obtained, belong to the scope of the utility model protection.
The pressure sensitive adhesive of the utility model embodiment can apply to such as mobile phone, palm PC (Personal
Digital Assistant, PDA), Intelligent worn device etc. there is the mobile terminal of transmitting-receiving mobile data function.
Shown in reference picture 2, the pressure sensitive adhesive structural representation of the utility model embodiment is shown, pressure sensitive adhesive can wrap
Include coating 201, substrate layer 202, adhesive-layer 203, ground paper layer 204, wherein, coating 201 has coat side, and coat side can receive
Printing figure message, adhesive-layer 203 have mucilage glue surface, and substrate layer 202 is used for protective coating 201, prevents the adhesive on adhesive-layer 203
Coating 201 is infiltrated into, while also strengthens the opaqueness of coating 201, adhesive-layer 203 is used to affix to coating 201 to be glued
Paste on thing, ground paper layer 204 is used for the adhesive for protecting adhesive-layer 203, support non cohesive gel patch, can be die cut, waste discharge
Labelled with labelling machine.
In general, the coating 201 of pressure sensitive adhesive can use texture material can adapt to what is printed and print, have good
Good inking, and there is sufficient intensity to bear various processing, such as it is die cut, waste discharge, rip cutting, punching and labeling, and surface
Gloss and solid colour, even density, and can plastic deformation material, for example, paper, film, composite insulating foil, all kinds of weavings
Product, thin sheet metal and rubber-like etc..
With reference to figure 3A, the structural representation of the mucilage glue surface of the pressure sensitive adhesive of the utility model embodiment is shown, specific
In realization, the mucilage glue surface of the utility model embodiment includes the first glue area 301 and the second glue area 302, and the first glue area 301 is positioned at viscous
The marginal position of glue surface, the second glue area 302 are located at the centre position of mucilage glue surface, and the first Jiao Qu is around the second Jiao Qu, the first Jiao Qu
Bonding dynamics be more than the second Jiao Qu bonding dynamics.
In the utility model embodiment, there is higher bonding dynamics in the first Jiao Qu positioned at marginal position, so,
Even if it after long-time use, still can guarantee that adhesive sticker posts sufficiently strong bonding dynamics so that pressure sensitive adhesive does not warp
Do not fall off.In addition, there is bonding dynamics weaker for the first glue area in the second centrally located Jiao Qu, this
Sample, when pressure sensitive adhesive is torn, the heat dissipation film under pressure sensitive adhesive and inner body will not be damaged, so, this reality
First adhesive can be set in the first glue area 301 by the way of being continuously coated with new embodiment, using discontinuous coating
Mode the part of the second glue area 302 set first adhesive.
If in the specific implementation, the pressure sensitive adhesive of the utility model embodiment using the weaker adhesive of bonding dynamics,
Pressure sensitive adhesive can be caused, and viscosity weakens or even disappeared after a long time use, ultimately results in pressure sensitive adhesive and comes off, in general, takes off
Fall phenomenon from pressure sensitive adhesive edge beginning gradually toward internal sprawling, can from above mentioned problem until pressure sensitive adhesive is completely exfoliated
To find, the stronger adhesive of bonding dynamics can keep longer usage time, and therefore, the utility model embodiment can adopt
The adhesive stronger by the use of bonding dynamics is used as first adhesive.
First adhesive has high bonding dynamics, and has durability, can specifically use by acrylic acid and rubber solvent
The pressure sensitive adhesive of composition, or, the hot-fusible pressure-sensitive adhesive based on thermoplastic polymer.
In the specific implementation, because in identical unit area, part sets bonding by the way of discontinuous coating
The viscose glue area that agent is formed, than setting the viscose glue area that adhesive is formed much smaller by the way of continuous coating, institute
So that part sets the bonding dynamics in the second glue area 302 of adhesive in a manner of discontinuous coating, than using continuous coating
Mode sets the bonding dynamics in the first glue area 301 of adhesive weak.
In a preferred embodiment of the present utility model, the part of the second glue area 302 is provided with the side of first adhesive
Formula includes：Mode one, part is provided with first adhesive, mode two, the portion by the way of net battle array shape by the way of lattice-like
Set up separately and be equipped with first adhesive.
Wherein, the utility model embodiment can be provided with the first bonding in the second glue area 303 using lattice-like part
Agent, it specifically may be referred to Fig. 3 B.
Or the utility model embodiment can be provided with the first bonding in the second glue area 304 using net battle array shape part
Agent, it specifically may be referred to Fig. 3 C.
Certainly, those skilled in the art can be coated with first using any one or more above-mentioned mode according to the actual requirements
Adhesive, the utility model embodiment are without limitation.
In another preferred embodiment of the present utility model, the second Jiao Qu can also be provided with second adhesive.
Second adhesive is for first adhesive, is a kind of relatively low adhesive of bonding dynamics, it is however generally that,
The bonding dynamics of second adhesive of the bonding dynamics of first adhesive more than twice.
It is another structural representation with the mucilage glue surface of the pressure sensitive adhesive of the utility model embodiment with reference to figure 4, this
Utility model embodiment can be provided with first adhesive in the first glue area 401, and the second glue area 402 is provided with the second bonding
Agent.
If in the specific implementation, using adhesive of the stronger adhesive of bonding force as pressure sensitive adhesive, tear and do not do
Adherend part breakage is likely to result in when sticker to lead to not reuse it, its basic reason be bonding dynamics too
Strong adhesive can cause to draw adherend part during pressure sensitive adhesive is torn after large area is Nian Jie with other object
Tear bad, therefore, the utility model embodiment can use the weaker adhesive of bonding dynamics as second adhesive.
Second adhesive has bottom adhesion strength, and has durability, can specifically use PET (Polyethylene
Terephthalate, polyethylene terephthalate) removable plastic.
In the utility model embodiment, mucilage glue surface has mucilage glue surface area, and the first Jiao Qu has the first glue area area, the second glue
There is the second glue area area in area, and the first glue area area and the second glue area area sum are equal to mucilage glue surface area.
In the specific implementation, the first Jiao Qu of the mucilage glue surface of the utility model embodiment surrounds the second Jiao Qu, the first Jiao Qu
With the second glue area gapless, the first Jiao Qu area and the second Jiao Qu area occupy mucilage glue surface whole.
First Jiao Qu and the second glue area gapless can avoid pressure sensitive adhesive in adhesion process between adherend part
Leaving additional air causes bubble formation.
The utility model embodiment is used in actual applications, the mucilage glue surface of adhesive sticker is divided into two regions, using
One Jiao Qu surround the second Jiao Qu, wherein, the first Jiao Qu bonding dynamics is more than the second Jiao Qu bonding dynamics, realizes and both can guarantee that not
Dry glue patch neighboring area is difficult for drop-off, and and can ensures not damage the thing bonded by intermediate region during adhesive sticker is torn
Part, so as to avoid material waste, bonded furthermore, it is understood that avoiding damaging during pressure sensitive adhesive of tearing by intermediate region
Object, can also reduce mobile terminal dimension maintenance cost.
Although having been described for the preferred embodiment of the utility model embodiment, those skilled in the art once learn
Basic creative concept, then can make other change and modification to these embodiments.So appended claims are intended to solve
It is interpreted as including preferred embodiment and falls into having altered and changing for the utility model embodiment scope.
Finally, it is to be noted that, herein, term " comprising ", "comprising" or its any other variant are intended to
Cover including for nonexcludability, so that process, method, article or terminal device including a series of elements not only include
Those key elements, but also the other element including being not expressly set out, or also include for this process, method, article or
The intrinsic key element of person's terminal device.In the absence of more restrictions, the key element limited by sentence "including a ...",
It is not precluded from other identical element in the process including the key element, method, article or terminal device being also present.
It is described above, only specific embodiment of the present utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art can readily occur in change in the technical scope that the utility model discloses
Or replace, it should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be wanted with right
The protection domain asked is defined.
Claims (9)
1. a kind of pressure sensitive adhesive, applied to mobile terminal, it is characterised in that the pressure sensitive adhesive includes mucilage glue surface, the viscose glue
Face has the first Jiao Qu and the second Jiao Qu；
Wherein, first Jiao Qu is located at the edge of the mucilage glue surface, and second Jiao Qu is located at the centre of the mucilage glue surface, institute
The first Jiao Qu is stated around second Jiao Qu, the bonding dynamics of first Jiao Qu is more than the bonding dynamics of second Jiao Qu.
2. pressure sensitive adhesive according to claim 1, it is characterised in that first Jiao Qu is provided with first adhesive.
3. pressure sensitive adhesive according to claim 2, it is characterised in that the second Jiao Qu parts are provided with the first bonding
Agent.
4. pressure sensitive adhesive according to claim 3, it is characterised in that the part is arranged to lattice-like distribution or netted point
Cloth.
5. pressure sensitive adhesive according to claim 2, it is characterised in that second Jiao Qu is provided with second adhesive.
6. pressure sensitive adhesive according to claim 5, it is characterised in that the bonding dynamics of the first adhesive is more than described
The bonding dynamics of second adhesive.
7. according to the pressure sensitive adhesive described in any one of claim 1 to 6, it is characterised in that the mucilage glue surface has mucilage glue surface area,
First Jiao Qu has the first glue area area, and second Jiao Qu has the second glue area area, the first glue area area with it is described
Second glue area area sum is equal to the mucilage glue surface area.
8. pressure sensitive adhesive according to claim 1, it is characterised in that the pressure sensitive adhesive also includes coat side, the painting
Aspect is located at the mucilage glue surface back side, and the coat side is used for the network-entry license label for pasting mobile terminal.
9. a kind of mobile terminal, it is characterised in that including the pressure sensitive adhesive as described in claim any one of 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720805331.1U CN207031338U (en) | 2017-07-04 | 2017-07-04 | A kind of pressure sensitive adhesive and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720805331.1U CN207031338U (en) | 2017-07-04 | 2017-07-04 | A kind of pressure sensitive adhesive and mobile terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207031338U true CN207031338U (en) | 2018-02-23 |
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ID=61465634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720805331.1U Active CN207031338U (en) | 2017-07-04 | 2017-07-04 | A kind of pressure sensitive adhesive and mobile terminal |
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| Country | Link |
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| CN (1) | CN207031338U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986555A (en) * | 2019-05-23 | 2020-11-24 | 内蒙古伊利实业集团股份有限公司 | Label and package |
| CN112297530A (en) * | 2019-07-30 | 2021-02-02 | 秦皇岛市达瑞胶粘制品有限公司 | Process for combining rubber products |
-
2017
- 2017-07-04 CN CN201720805331.1U patent/CN207031338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111986555A (en) * | 2019-05-23 | 2020-11-24 | 内蒙古伊利实业集团股份有限公司 | Label and package |
| CN112297530A (en) * | 2019-07-30 | 2021-02-02 | 秦皇岛市达瑞胶粘制品有限公司 | Process for combining rubber products |
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