CN103194153B - Foam adhesive tape - Google Patents
Foam adhesive tape Download PDFInfo
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- CN103194153B CN103194153B CN201310143994.8A CN201310143994A CN103194153B CN 103194153 B CN103194153 B CN 103194153B CN 201310143994 A CN201310143994 A CN 201310143994A CN 103194153 B CN103194153 B CN 103194153B
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Abstract
The invention provides a kind of Novel foam adhesive tape, include sealing coat, the first adhesive layer, the first basal layer, the second adhesive layer, froth bed, the 3rd adhesive layer, the second basal layer and the 4th adhesive layer successively from the one side of adhesive tape to another side.The Novel foam adhesive tape that the present invention provides possesses high tensile strength and elongation, time die-cut, trimming is smooth and not cracky, in addition the present invention also has long-time reworking, any cull is will not leave behind on affixed object surface after heavy industry, and the tape performance stripped down does not has the decline of much degree, and the most repeatable utilization is repeatedly.
Description
Technical field
The present invention relates to a kind of foam adhesive tape, particularly relate to a kind of double composite foam adhesive tape.
Background technology
Along with development and the raising of people's living standard of science and technology, electronic product is widely used in all trades and professions
And in the life of people.Conventional foam adhesive tape in use, occurs when patch is wrong or wants to re-assembly general
Can not do over again, because general foam is cohesion poor, when separating again after having bondd with affixed object, foam
Having the biggest probability cohesional failure occur, foam can separate on the affixed object on two sides, is difficult to do not damaging
Remove it on the premise of affixed object.And along with a large amount of uses of electronic product, also create substantial amounts of
Electronic waste, conventional foam adhesive tape is difficult to separate the electronic component posted after using, even and if
It is that manpower goes to remove the adhesive tape of residual, also and easily on the surface scratching electronic devices and components, causes
Unnecessary loss.
Additionally, conventional foam adhesive tape has high percentage elongation, use such adhesive tape formed intended shape,
Easily have, during the die-cut or punching film cutting process of size, the trend being elongated, and foam is easy
Breakage, poor in processability.
For drawbacks described above, it is badly in need of developing a kind of brand-new foamed glue and brings solution prior art not
Foot.
Summary of the invention
In order to solve above-mentioned technical problem, the invention provides a kind of foam adhesive tape, this Tape Pull is strong
Degree height, elongation percentage is low, and is easily peeled off.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of foam adhesive tape, includes sealing coat, the first adhesive successively from the one side of adhesive tape to another side
Layer, the first basal layer, the second adhesive layer, froth bed, the 3rd adhesive layer, the second basal layer with
And the 4th adhesive layer, the material of described froth bed is the blend of PP, PU or both materials
Foam carrier, or be PE, EVA or the mixture for both materials, described foam carrier
Thickness is 50～200 μm, and frothing percentage is 1～10 times.
As a further improvement on the present invention, the gross thickness of described foam adhesive tape is less than 400 μm.
As a further improvement on the present invention, described sealing coat is two-sided release paper, PE or PET,
The off-type force of sealing coat is 10～30g.
As a further improvement on the present invention, described second adhesive layer and the 3rd adhesive layer are propylene
Acid system glue, the first adhesive layer and the 4th adhesive layer are acrylic system removable adhesive sticker glue
Water.
As a further improvement on the present invention, described second adhesive layer and the gluing of the 3rd adhesive layer
Dry measure is less than 40g/m2, the gluing dry measure of the first adhesive layer and the 4th adhesive layer is
40～60g/m2, its 90 ° of peeling forces are more than 1.5kg/25mm.
As a further improvement on the present invention, described foam carrier surface wettability tension force is more than 42mN/m.
As a further improvement on the present invention, the material of described first basal layer and the second basal layer is
PET film, its thickness is 4～50 μm.
The present invention compared with prior art has the advantages that
The present invention provide foam adhesive tape possess high tensile strength and elongation, time die-cut trimming smooth and
Not cracky, the present invention also has long-time reworking in addition, will not on affixed object surface after heavy industry
Leave any glue trace and cull, and the tape performance stripped down does not has under much degree
Fall, the most repeatable utilization is repeatedly.
Accompanying drawing explanation
Fig. 1 is the structural representation of foam adhesive tape of the present invention.
Detailed description of the invention
Below by detailed description of the invention, the present invention will be further elaborated:
Present embodiments provide for a kind of foam adhesive tape (as shown in Figure 1), from the one side of adhesive tape to separately
One side include successively sealing coat the 1, first adhesive layer the 2, first basal layer the 3, second adhesive layer 4,
Froth bed the 5, the 3rd adhesive layer the 6, second basal layer 7 and the 4th adhesive layer 8.
The gross thickness of described foam adhesive tape is less than 400 μm.The material of sealing coat 1 is two-sided release
Paper, PE or PET, the off-type force of sealing coat 1 is 5～100g, preferably 10～30g, the second glue
Adhesive layer 4 and the 3rd adhesive layer 6 are acrylic system glue, the first adhesive layer 2 and the 4th glue
Adhesive layer 8 is acrylic system removable adhesive sticker glue.Described second adhesive layer 4 and the 3rd glue
The gluing dry measure of adhesive layer 6 is less than 40g/m2, the first adhesive layer 2 and the 4th adhesive layer 8
Gluing dry measure is 30～100g/m2, preferably 40～60g/m2, its 90 ° of peeling forces are more than 1.5kg/25mm.
The material of described froth bed 5 is PE, EVA or for the mixture of both materials, it is also possible to be with
The foam carrier of the blend of PP, PU or both materials.The thickness of described foam carrier is 50～200
μm, frothing percentage is 1～10 times, preferably 1～5 times.This foam carrier needs pretreatment before use,
Common method is sided corona treatment, and described foam carrier surface wettability tension force is more than 42mN/m.Described
The material of one basal layer 3 and the second basal layer 5 is PET film, and its thickness is 4～50 μm.First base
Bottom 3 select with the second basal layer 5 chemical composition of film, thickness can identical can be different.Basement membrane face
Color is transparent, and pigmentable is Lycoperdon polymorphum Vitt, white, black or other colors, and black is especially advantageous, can
To reduce or to eliminate the adhesive tape transmitance to light.Basement membrane needs to carry out pretreatment before using, conventional side
Method is corona and etching.
In place of we preferably embody the excellence of the present invention by several experiments below.
Experiment one: hot strength is tested
The insolated layer materials of the foam adhesive tape used in this experiment is red PE film, and the light face of off-type force is
5-10g, weight face is 20-25g, and the second adhesive layer 4 and the 3rd adhesive layer 6 are acrylic system
Glue, the first adhesive layer 2 and the 4th adhesive layer 8 are acrylic system removable adhesive sticker glue.
The gluing dry measure of described second adhesive layer 4 and the 3rd adhesive layer 6 is 30g/m2, the first adhesive
The gluing dry measure of layer 2 and the 4th adhesive layer 8 is 50g/m2.The material of described froth bed 5 be with
The foam carrier of PE.The thickness of described foam carrier is 150 μm, and frothing percentage is 5 times.Described
The material of one basal layer 3 and the second basal layer 5 is PET film.The adhesive tape substrate used in this experiment is thick
Degree is followed successively by 5um, 12um, 25um, 36um, 50um, and we are by the glue to these different-thickness
Band is tested successively.
The foam adhesive tape of above-mentioned specification is carried out strength pull test, tests and obtain following experimental data:
Above table clearly must can be seen that the difference place of the present invention and existing foam adhesive tape,
Hot strength is higher than in the case of existing foam adhesive tape tens times, and percentage elongation is only existing foam adhesive tape
1/twenties.Visible foam adhesive tape of the present invention possesses the feature of high tensile low elongation.
Experiment two: peel off results from residue tests
In order to highlight effect, easily distinguishing, foam adhesive tape here is white, by laminating thing
The square black plastic box of 10cm*10cm, box surface is divided into 10*10 blockage region.
We prepare the box of 10 same sizes respectively, be respectively labeled as box one, box two,
Box three, box four, box five, box six, box seven, box eight, box nine and box ten.
The foam adhesive tape of the white of same size is fitted in five box surface simultaneously, and by five
All fit in the surface of box.After a period of time the adhesive tape of box surface is torn.So that
This experiment has cogency, and use unification when of tear tape tears method, at box angle
Adhesive tape pulls adhesive tape the most outward to diagonal angle, observes estimation the most respectively and remains in box surface removing residual glue
The area percentage of band.
The data form of experiment be presented herein below:
| By patch subject matter | The laminating time | Residual percentage |
| Box one | 1 hour | 0% |
| Box two | 2 hours | 0% |
| Box three | 4 hours | 0% |
| Box four | 6 hours | 0% |
| Box five | 8 hours | 0% |
| Box six | 12 hours | 0% |
| Box seven | 24 hours | 0% |
| Box eight | 36 hours | 0% |
| Box nine | 48 hours | 0% |
| Box ten | 72 hours | 0% |
Can significantly find out that from above table the present invention does not has in time being torn by laminating thing surface
The excellent specific property of cull.
By above-mentioned experiment, the foam adhesive tape that can become apparent from the present invention provides possesses Gao Laqiang
Degree and elongation, time die-cut, trimming is smooth and not cracky, and the present invention also has and for a long time may be used in addition
Heavy industry, will not leave behind any glue trace and cull, and strips down on affixed object surface after heavy industry
Tape performance do not have the decline of much degree, the most repeatable utilization is repeatedly.
Although being example purpose, have been disclosed for the preferred embodiment of the present invention, but this area
Those of ordinary skill is it will be appreciated that without departing from the model by the present invention disclosed in appending claims
Enclose with spirit in the case of, various improvement, to increase and replace be possible.
Claims (7)
1. a foam adhesive tape, it is characterised in that: from the one side of adhesive tape to another side include successively every
Absciss layer, the first adhesive layer, the first basal layer, the second adhesive layer, froth bed, the 3rd adhesive
Layer, the second basal layer and the 4th adhesive layer, the material of described froth bed be PP, PU or this two
Plant the foam carrier of the blend of material, or be PE, EVA or the mixture for both materials,
The thickness of described foam carrier is 50～200 μm, and frothing percentage is 1～10 times.
Foam adhesive tape the most according to claim 1, it is characterised in that: described foam adhesive tape
Gross thickness is less than 400 μm.
Foam adhesive tape the most according to claim 1, it is characterised in that: described sealing coat is double
The release paper in face, PE or PET, the off-type force of sealing coat is 10～30g.
Foam adhesive tape the most according to claim 1, it is characterised in that: described second adhesive
Layer and the 3rd adhesive layer are acrylic system glue, and the first adhesive layer and the 4th adhesive layer are third
Olefin(e) acid system removable adhesive sticker glue.
Foam adhesive tape the most according to claim 4, it is characterised in that: described second adhesive
The gluing dry measure of layer and the 3rd adhesive layer is less than 40g/m2, the first adhesive layer and the 4th adhesive
The gluing dry measure of layer is 40～60g/m2, its 90 ° of peeling forces are more than 1.5kg/25mm.
Foam adhesive tape the most according to claim 1, it is characterised in that: described foam carrier table
Face wetting tension is more than 42mN/m.
Foam adhesive tape the most according to claim 1, it is characterised in that: described first basal layer
Being PET film with the material of the second basal layer, its thickness is 4～50 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310143994.8A CN103194153B (en) | 2013-04-23 | 2013-04-23 | Foam adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310143994.8A CN103194153B (en) | 2013-04-23 | 2013-04-23 | Foam adhesive tape |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103194153A CN103194153A (en) | 2013-07-10 |
| CN103194153B true CN103194153B (en) | 2016-08-10 |
Family
ID=48716976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310143994.8A Active CN103194153B (en) | 2013-04-23 | 2013-04-23 | Foam adhesive tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103194153B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103740288A (en) * | 2013-12-04 | 2014-04-23 | 上海晶华粘胶制品发展有限公司 | Foam adhesive tape and production process thereof |
| CN103694917A (en) * | 2013-12-04 | 2014-04-02 | 上海晶华粘胶制品发展有限公司 | Foam adhesive tape and production process thereof |
| CN105153955A (en) * | 2015-09-10 | 2015-12-16 | 上海晶华胶粘新材料股份有限公司 | Photovoltaic module bonding adhesive product and preparation technique thereof |
| CN105219288B (en) * | 2015-11-25 | 2017-11-17 | 锋泾（中国）建材集团有限公司 | One kind finishing U.S. seam adhesive tape of environment-friendly waterproof |
| CN108574916A (en) * | 2017-03-13 | 2018-09-25 | 上海传英信息技术有限公司 | A kind of loud speaker fixing device and mobile terminal for mobile terminal |
| CN107177321A (en) * | 2017-06-05 | 2017-09-19 | 苏州金禾新材料股份有限公司 | A kind of disassembled foam double-faced adhesive |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004189846A (en) * | 2002-12-10 | 2004-07-08 | Sekisui Chem Co Ltd | Pressure sensitive double-sided adhesive tape for fixing abrasive |
| JP4671815B2 (en) * | 2005-09-05 | 2011-04-20 | 日東電工株式会社 | Heat-peelable pressure-sensitive adhesive sheet separator and heat-peelable pressure-sensitive adhesive sheet with separator |
| KR100852887B1 (en) * | 2006-12-27 | 2008-08-19 | 한국스카파테이프(주) | Acrylic form tape for a mobile phone using PET layer |
| EP2226369A1 (en) * | 2009-03-05 | 2010-09-08 | 3M Innovative Properties Company | Adhesive article comprising an acrylic foam layer |
| JP2011006624A (en) * | 2009-06-29 | 2011-01-13 | Dainippon Printing Co Ltd | Method for producing adhesive laminate |
| CN203700251U (en) * | 2013-04-23 | 2014-07-09 | 上海晶华粘胶制品发展有限公司 | Novel foam adhesive tape |
-
2013
- 2013-04-23 CN CN201310143994.8A patent/CN103194153B/en active Active
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| Publication number | Publication date |
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| CN103194153A (en) | 2013-07-10 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 201600 Shanghai city Songjiang District street Yongfeng River Road No. 89 Applicant after: SHANGHAI SMITH ADHESIVE NEW MATERIAL CO., LTD. Address before: 201600 Shanghai city Songjiang District street Yongfeng River Road No. 89 Applicant before: Shanghai Smith Adhesive Tape Development Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: SHANGHAI SMITH ADHESIVE TAPE DEVELOPMENT CO., LTD. TO: SHANGHAI JINGHUA ADHESIVE NEW MATERIALS CO., LTD. |
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| C14 | Grant of patent or utility model | ||
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