CN105086870B - A kind of super-thin electronic foam tape and its production method - Google Patents
A kind of super-thin electronic foam tape and its production method Download PDFInfo
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- CN105086870B CN105086870B CN201510549936.4A CN201510549936A CN105086870B CN 105086870 B CN105086870 B CN 105086870B CN 201510549936 A CN201510549936 A CN 201510549936A CN 105086870 B CN105086870 B CN 105086870B
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Abstract
A kind of super-thin electronic foam tape, including the continuous base material of bubble, described foam tape is followed successively by the continuous base material of pressure-sensitive adhesive layer, corona processing layer, bubble, corona processing layer, pressure-sensitive adhesive layer, double silicon release liners from top to bottom, the continuous thickness of bubble is 100 ± 10um, it is continuous preferred as base material using high density foaming bubble, because its high density make the continuous elasticity of bubble more preferably, deflection it is more preferable, good filling and buffering effect are also can reach even if thickness is not increased, cognition of the conventional people to traditional foam tape thickness thickness partially is broken through.
Description
Technical field
The present invention relates to a kind of foam tape, more particularly to a kind of super-thin electronic foam tape and its production method.
Background technology
Electronic product is such as notebook computer, panel computer, smart mobile phone, and lasting trend is all the more frivolous small in design
Skilful route, therefore interior fittings must also make relative adjustment, wherein an interior fittings foam tape also has sizable
Change.Foam tape is indispensable critical material, and its purposes is to be required between gap filling buffering, any two hardware
Filling or padded coaming are set, it is to avoid because accident collision or fall and caused by electronic product damage, the continuous expansion density of tradition bubble is low,
Poor flexibility, partially soft, to reach good filling or buffering effect, it is typically all thicker to steep continuous thickness, with electronic product
Frivolous compact trend is obvious all the more, and we can break through tradition in selection, selects the high bubble of expansion density continuous to improve
Integral, flexible and deflection and then the continuous required thickness of reduction bubble, but high density foaming steeps silk floss there is also obvious defect, is exactly surface
Excessively can not smoothly have with adhesive and well then easily cause coating degumming.
The content of the invention
The present invention is intended to provide a kind of super-thin electronic foam tape and its production method.
To realize above-mentioned technical purpose, the present invention uses following technical scheme, a kind of super-thin electronic foam tape, including bubble
Continuous base material, described foam tape be followed successively by from top to bottom pressure-sensitive adhesive layer, corona processing layer, the continuous base material of bubble, corona processing layer,
Pressure-sensitive adhesive layer, double silicon release liners, the continuous thickness of the bubble is 100 ± 10um.
Preferably, described pressure-sensitive adhesive layer is mixed type acrylic pressure sensitive gluing layer.
Preferably, the continuous base material of described bubble is continuous using high density foaming PE bubbles.
A kind of production method of super-thin electronic foam tape, comprises the following steps：
S1, selection, choose the continuous base material of the continuous bubble as super-thin electronic foam tape of high density foaming PE bubbles, and base material thickness is
100±10um；
S2, preparation mixed type acrylic pressure sensitive gluing agent, choose the height of respective component according to the parameter of adhesive layer first
Molecule acrylate pressure sensitive adhesive, then chooses rosin resin, rosin resin and high score according to the amount of high molecular weight acrylic pressure sensitive adhesive
Ratio between sub- acrylate pressure sensitive adhesive is 1-5g：100g, rosin resin call in before acrylate pressure sensitive adhesive first carried out with toluene it is molten
The ratio of solution, rosin resin and toluene is 1：2, rosin resin is stirred until homogeneous after adding toluene, afterwards by the rosin dissolved
Resin pours into acrylate pressure sensitive adhesive, and adhesive is then stirred to the flowing to form scroll, and mixing time is 5-10min,
Whipping temp is 20-25 DEG C, bridging agent is then added in the adhesive of preparation, bridging agent is first diluted with toluene, is built bridge
Ratio between agent and toluene is 1：10, bridging agent is slowly poured into adhesive after dilution, and addition stirs 10-15min after finishing
It is uniform to adhesive；S3, sided corona treatment, it is first continuous to bubble with the two-sided corona machine of three-phase before laminating is coated to the continuous base material of bubble
Base material carries out two-sided sided corona treatment, makes its surface roughening, and output voltage is to close corona immediately after the completion of 15kv, sided corona treatment
Machine；
After the completion of S4, coating, sided corona treatment, mixed type acrylic pressure sensitive gluing layer is coated with the continuous base material of bubble immediately, on
The mixed type acrylic pressure sensitive gluing agent that optional step S2 is prepared during glue, the coating in the continuous face of base material first of bubble is turns to apply, first by glue
Glutinous agent is coated in double silicon release liners, is pasted after coater oven is toasted to double silicon release liners during coating tail with the continuous base material of bubble
Winding is closed, adhesive is first coated in processing procedure release liners, after coater oven is toasted by the coating in the face of base material second to turn to apply
Winding of fitting is carried out with the continuous base material of bubble to processing procedure release liners during coating tail, processing procedure release liners are peeled off after laminating and reclaimed, coating is dried
The maximum temperature of case is arranged on 100-110 DEG C；
S5, high-temperature baking, after coating is completed, high temperature is immediately fed into before the also not complete solidification of glue-line by semi-finished product adhesive tape
Oven cooking cycle, oven temperature is set to 50-60 DEG C, gel bed permeability is improved the adhesive force continuous with bubble using high temperature.
Preferably, the corona machine used in the step S3 is the two-sided corona machine of G304 type three-phases.
Preferably, corona machine input voltage is 380 ± 38V of AC three-phases.
The beneficial effects of the present invention are：1）The purpose frivolous to realize adhesive tape, we using high density foaming bubble it is continuous as
Base material is preferred, because its high density make the continuous elasticity of bubble more preferably, deflection more preferably, also can reach good filling and slow even if thickness is not increased
Effect is rushed, cognition of the conventional people to traditional foam tape thickness thickness partially is broken through, and in order to overcome in the continuous attachment of high density bubble
Property the problem of, we realize through equipment and technique, and bubble silk floss belongs to non-polar material, and it is poor that it throws anchor rate, and high density bubble silk floss
Flatness is relatively higher, improves the continuous difficulty adhered to adhesive of bubble, and our Selection utilization sided corona treatments increase the continuous surface of bubble
Tack, sided corona treatment can be done in coated on one side, if but doing sided corona treatment during the coating of the second face to have electrical breakdown bubble continuous
The first face glue surface degumming or release bad problem are caused, because bubble silk floss is foaming body, itself has gap, and we select in equipment
Two-sided corona machine is selected to overcome this problem points, disposably will bubble it is continuous it is two-sided do sided corona treatment, do the immediately after the first face gluing
Semi-finished product are sent into high temperature roaster 50 °C~60 °C time about 24hrs by two face gluings, gluing immediately after finishing, also not complete in glue-line
Gel bed permeability is set to improve the adhesive force continuous with bubble using high temperature before solidating；2）Foam tape between both any hardwares all
It is in need, therefore the adhesive of designed collocation must can also have good paste with various materials.We are designing such glue
Focus on two emphasis-initial bonding strengths and follow-up confining force during stick, it is outstanding it is first it is viscous can be glutinous in various coarse or out-of-flatness surface
Patch, and outstanding follow-up confining force is more long more can play height and stick together dynamics and keep not tilting in the time of pasting, but for acrylic acid
For pressure sensitive adhesive, both performances are can not be while possess because being afoul, therefore we devise mixed type propylene acid fracturing
Quick glue reaches effect：Rosin resin is added in polymeric pressure sensitive adhesive and improves initial bonding strength to adjust colloid.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention.
In figure：1st, foam base material；2nd, corona processing layer；3rd, pressure-sensitive adhesive layer；4th, double silicon release liners.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, unless otherwise prescribed with limit, it is necessary to explanation, term " installation ", " connected ",
" connection " should be interpreted broadly, for example, it may be mechanically connect or electrical connection or the connection of two element internals, can
To be to be joined directly together, it can also be indirectly connected to by intermediary.For the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
Reference picture 1 describes a kind of super-thin electronic foam tape according to embodiments of the present invention, including the continuous base material 1 of bubble, described
Foam tape be followed successively by pressure-sensitive adhesive layer 3, corona processing layer 2, the continuous base material 1 of bubble, corona processing layer 2, pressure sensitive adhesive from top to bottom
Glutinous layer 3, double silicon release liners 4, continuous 1 thickness of bubble is 100 ± 10um.
Preferably, described pressure-sensitive adhesive layer 3 is mixed type acrylic pressure sensitive gluing layer.
Preferably, the continuous base material 1 of described bubble is continuous using high density foaming PE bubbles.
A kind of production method of super-thin electronic foam tape, comprises the following steps：
S1, selection, choose the continuous base material of the continuous bubble as super-thin electronic foam tape of high density foaming PE bubbles, and base material thickness is
100±10um；
S2, preparation mixed type acrylic pressure sensitive gluing agent, choose the height of respective component according to the parameter of adhesive layer first
Molecule acrylate pressure sensitive adhesive, then chooses rosin resin, rosin resin and high score according to the amount of high molecular weight acrylic pressure sensitive adhesive
Ratio between sub- acrylate pressure sensitive adhesive is 1-5g：100g, rosin resin call in before acrylate pressure sensitive adhesive first carried out with toluene it is molten
The ratio of solution, rosin resin and toluene is 1：2, rosin resin is stirred until homogeneous after adding toluene, afterwards by the rosin dissolved
Resin pours into acrylate pressure sensitive adhesive, and adhesive is then stirred to the flowing to form scroll, and mixing time is 5-10min,
Whipping temp is 20-25 DEG C, bridging agent is then added in the adhesive of preparation, bridging agent is first diluted with toluene, is built bridge
Ratio between agent and toluene is 1：10, bridging agent is slowly poured into adhesive after dilution, and addition stirs 10-15min after finishing
It is uniform to adhesive；S3, sided corona treatment, it is first continuous to bubble with the two-sided corona machine of three-phase before laminating is coated to the continuous base material of bubble
Base material carries out two-sided sided corona treatment, makes its surface roughening, and output voltage is to close corona immediately after the completion of 15kv, sided corona treatment
Machine；
After the completion of S4, coating, sided corona treatment, mixed type acrylic pressure sensitive gluing layer is coated with the continuous base material of bubble immediately, on
The mixed type acrylic pressure sensitive gluing agent that optional step S2 is prepared during glue, the coating in the continuous face of base material first of bubble is turns to apply, first by glue
Glutinous agent is coated in double silicon release liners, is pasted after coater oven is toasted to double silicon release liners during coating tail with the continuous base material of bubble
Winding is closed, adhesive is first coated in processing procedure release liners, after coater oven is toasted by the coating in the face of base material second to turn to apply
Winding of fitting is carried out with the continuous base material of bubble to processing procedure release liners during coating tail, processing procedure release liners are peeled off after laminating and reclaimed, coating is dried
The maximum temperature of case is arranged on 100-110 DEG C；
S5, high-temperature baking, after coating is completed, high temperature is immediately fed into before the also not complete solidification of glue-line by semi-finished product adhesive tape
Oven cooking cycle, oven temperature is set to 50-60 DEG C, gel bed permeability is improved the adhesive force continuous with bubble using high temperature.
Preferably, the corona machine used in the step S3 is the two-sided corona machine of G304 type three-phases.
Preferably, corona machine input voltage is 380 ± 38V of AC three-phases.
The beneficial effects of the present invention are：1）The purpose frivolous to realize adhesive tape, we using high density foaming bubble it is continuous as
Base material is preferred, because its high density make the continuous elasticity of bubble more preferably, deflection more preferably, also can reach good filling and slow even if thickness is not increased
Effect is rushed, cognition of the conventional people to traditional foam tape thickness thickness partially is broken through, and in order to overcome in the continuous attachment of high density bubble
Property the problem of, we realize through equipment and technique, and bubble silk floss belongs to non-polar material, and it is poor that it throws anchor rate, and high density bubble silk floss
Flatness is relatively higher, improves the continuous difficulty adhered to adhesive of bubble, and our Selection utilization sided corona treatments increase the continuous surface of bubble
Tack, sided corona treatment can be done in coated on one side, if but doing sided corona treatment during the coating of the second face to have electrical breakdown bubble continuous
The first face glue surface degumming or release bad problem are caused, because bubble silk floss is foaming body, itself has gap, and we select in equipment
Two-sided corona machine is selected to overcome this problem points, disposably will bubble it is continuous it is two-sided do sided corona treatment, do the immediately after the first face gluing
Semi-finished product are sent into high temperature roaster 50 °C~60 °C time about 24hrs by two face gluings, gluing immediately after finishing, also not complete in glue-line
Gel bed permeability is set to improve the adhesive force continuous with bubble using high temperature before solidating；2）Foam tape between both any hardwares all
It is in need, therefore the adhesive of designed collocation must can also have good paste with various materials.We are designing such glue
Focus on two emphasis-initial bonding strengths and follow-up confining force during stick, it is outstanding it is first it is viscous can be glutinous in various coarse or out-of-flatness surface
Patch, and outstanding follow-up confining force is more long more can play height and stick together dynamics and keep not tilting in the time of pasting, but for acrylic acid
For pressure sensitive adhesive, both performances are can not be while possess because being afoul, therefore we devise mixed type propylene acid fracturing
Quick glue reaches effect：Rosin resin is added in polymeric pressure sensitive adhesive and improves initial bonding strength to adjust colloid.
In the description of this specification, the description meaning of reference term " one embodiment ", " example " or " some examples " etc.
Refer at least one reality that the present invention is contained in reference to specific features, structure, material or the feature that the embodiment or example are described
Apply in example or example.In this manual, identical embodiment is not necessarily referring to the schematic representation of above-mentioned term or shown
Example.Moreover, specific features, structure, material or the feature of description can be in any one or more embodiments or example
Combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (3)
1. a kind of production method of super-thin electronic foam tape, comprises the following steps：
S1, selection, choose the continuous base material of the continuous bubble as super-thin electronic foam tape of high density foaming PE bubbles, base material thickness is 100
±10um；
S2, preparation mixed type acrylic pressure sensitive gluing agent, choose the macromolecule of respective component according to the parameter of adhesive layer first
Acrylate pressure sensitive adhesive, then chooses rosin resin, rosin resin and macromolecule third according to the amount of high molecular weight acrylic pressure sensitive adhesive
Ratio between olefin(e) acid pressure sensitive adhesive is 1-5g：100g, rosin resin is called in before acrylate pressure sensitive adhesive first to be dissolved with toluene, pine
The ratio of botany bar gum and toluene is 1：2, rosin resin is stirred until homogeneous after adding toluene, afterwards falls the rosin resin dissolved
Enter acrylate pressure sensitive adhesive, adhesive is then stirred to the flowing to form scroll, mixing time is 5-10min, stirring temperature
Spend for 20-25 DEG C, bridging agent is then added in the adhesive of preparation, bridging agent is first diluted with toluene, bridging agent and first
Ratio between benzene is 1：10, bridging agent is slowly poured into adhesive after dilution, and addition stirs 10-15min to gluing after finishing
Agent is uniform；S3, sided corona treatment, before laminating is coated to the continuous base material of bubble, are first entered with the two-sided corona machine of three-phase to the continuous base material of bubble
The two-sided sided corona treatment of row, makes its surface roughening, and output voltage is to close corona machine immediately after the completion of 15kv, sided corona treatment；
After the completion of S4, coating, sided corona treatment, mixed type acrylic pressure sensitive gluing layer is coated with the continuous base material of bubble immediately, during gluing
The mixed type acrylic pressure sensitive gluing agent that optional step S2 is prepared, the coating in the continuous face of base material first of bubble is turns to apply, first by adhesive
It is coated in double silicon release liners, receipts of fitting is carried out with the continuous base material of bubble to double silicon release liners during coating tail after coater oven is toasted
Adhesive is first coated in processing procedure release liners, extremely applied after coater oven is toasted to turn to apply by volume, the coating in the face of base material second
Processing procedure release liners carry out winding of fitting with the continuous base material of bubble during cloth tail, peel off processing procedure release liners after laminating and reclaim, coater oven
Maximum temperature is arranged on 100-110 DEG C；
S5, high-temperature baking, after coating is completed, high temperature roaster is immediately fed into before the also not complete solidification of glue-line by semi-finished product adhesive tape
Baking, oven temperature is set to 50-60 DEG C, gel bed permeability is improved the adhesive force continuous with bubble using high temperature.
2. production method according to claim 1, it is characterised in that the corona machine used in the step S3 is G304 type
The two-sided corona machine of three-phase.
3. production method according to claim 2, it is characterised in that corona machine input voltage is 380 ± 38V of AC three-phases.
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| CN201510549936.4A CN105086870B (en) | 2015-09-01 | 2015-09-01 | A kind of super-thin electronic foam tape and its production method |
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|---|---|---|---|
| CN201510549936.4A CN105086870B (en) | 2015-09-01 | 2015-09-01 | A kind of super-thin electronic foam tape and its production method |
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| CN105086870B true CN105086870B (en) | 2017-07-14 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105670529B (en) * | 2016-01-25 | 2019-04-16 | 衡山县佳诚新材料有限公司 | Ultra-thin buffering foam tape of one kind and preparation method thereof |
| CN105647416A (en) * | 2016-02-01 | 2016-06-08 | 苏州哈恩新材料有限公司 | Novel foam adhesive tape of multi-layer structure and processing method thereof |
| CN106833414A (en) * | 2016-12-30 | 2017-06-13 | 芜湖研高粘胶新材料有限公司 | A kind of super-thin electronic foam tape and its production method |
| CN108251008A (en) * | 2018-02-01 | 2018-07-06 | 昆山汉品电子有限公司 | The production method of height rebound conductive foam adhesive tape and high rebound conductive foam adhesive tape |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977804A (en) * | 2012-11-21 | 2013-03-20 | 苏州联科合成材料有限公司 | Foam two-sided pressure sensitive tape with excellent comprehensive performance and production process thereof |
| CN104512076A (en) * | 2013-09-26 | 2015-04-15 | 美国圣戈班性能塑料公司 | Ultrathin foam cushion and adhesive bandage |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102775933A (en) * | 2012-07-27 | 2012-11-14 | 昆山旭虹精密零组件有限公司 | Foam tape for automotive side rubbing strip |
| CN104263264A (en) * | 2014-08-13 | 2015-01-07 | 隆昌羽玺新材料科技有限公司 | Novel thermally-bonded double-sided tape and making and use methods thereof |
| CN104592908B (en) * | 2014-12-26 | 2016-08-17 | 东莞市纳利光学材料有限公司 | A kind of preparation method and application of the protecting film of mobile terminal of can comprehensively fitting |
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2015
- 2015-09-01 CN CN201510549936.4A patent/CN105086870B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977804A (en) * | 2012-11-21 | 2013-03-20 | 苏州联科合成材料有限公司 | Foam two-sided pressure sensitive tape with excellent comprehensive performance and production process thereof |
| CN104512076A (en) * | 2013-09-26 | 2015-04-15 | 美国圣戈班性能塑料公司 | Ultrathin foam cushion and adhesive bandage |
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| CN105086870A (en) | 2015-11-25 |
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