CN103709948A - A/B adhesive double faced adhesive tape and production method therefor - Google Patents
A/B adhesive double faced adhesive tape and production method therefor Download PDFInfo
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- CN103709948A CN103709948A CN201310647502.9A CN201310647502A CN103709948A CN 103709948 A CN103709948 A CN 103709948A CN 201310647502 A CN201310647502 A CN 201310647502A CN 103709948 A CN103709948 A CN 103709948A
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- glue
- release film
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- pet base
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Abstract
The invention provides an A/B adhesive double faced adhesive tape and a production method therefor. The A/B adhesive double faced adhesive tape comprises an optical PET base material, a PU adhesive, a first release film, an optical adhesive layer and a second release film. The PU adhesive is arranged on the optical PET base material. The first release film is coated on the PU adhesive. The optical adhesive layer is arranged under the optical PET base material. The second release film is coated under the optical adhesive layer. The beneficial effects of the double faced adhesive tape are that, the double faced adhesive tape has excellent re-peeling performance, and no adhesive residues leave on liquid crystal screens; the special PU adhesive (silicone resin) is employed, air is eliminated naturally, and bubbles are prevented; the optical adhesive layer is suitable for adhesion of materials of glass, PET, PMMA and the like; the optical base material and the adhesive layer are employed, the whole light transmittance of the product is more than 92%, and the haze is less than 1.0%.
Description
Technical field
The present invention relates to a kind of double faced adhesive tape, relate in particular to a kind of A/B glue double faced adhesive tape and making method.
Background technology
Now on the market most A/B glue double faced adhesive tape exist that A face row bubble property is poor, inadequate, the apparent shortcoming such as scratch of B face viscosity.
summary of the invention
The object of the invention is to solve now most A/B glue double faced adhesive tape on the market a kind of novel A/B glue double faced adhesive tape and the making method that A face row bubble property is poor, B face viscosity inadequate, there is the deficiency of shortcomings such as scratching on surface and provide is provided.
The present invention is achieved through the following technical solutions: a kind of A/B glue double faced adhesive tape, comprise optics level PET base material, PU glue, the first release film, optical bonding layer, the second release film, described optics level PET base material is provided with PU glue, on described PU glue, be covered with the first release film, described optics level PET base material below is provided with optical bonding layer, and described optical bonding layer below is covered with the second release film.
Further, described PU glue can substitute with silica gel.
Further, the thickness of described optics level PET base material is: 25 to 75 μ m.
Further, the microviscosity of described PU glue, row's bubble performance is good, and the bonding force of described PU glue is less than 5g/25mm, and the thickness of described PU glue is: 20 to 50 μ m.
Further, the thickness of described the first release film is: 23 to 100 μ m.
Further, the bonding force of described optical bonding layer is greater than 1000g/25mm, and the thickness of described optical bonding layer is: 20 to 50 μ m.
Further, the thickness of described the second release film is: 25 to 100 μ m.
Further, described optics level PET base material transmittance is greater than 92%, and mist degree is less than 0.8%.
A making method for A/B glue double faced adhesive tape, comprises the steps:
(1) prepare optics level PET base material;
(2) at the first release film coated on one side, there is one deck PU glue; Or be coated with silica gel on optics level PET base material.
(3) then the first release film and the laminating of optics level PET base material of PU glue will be coated with; Or optics level PET base material and the laminating of the first release film of silica gel will be coated with.
(4) at the second release film coated on one side, there is one deck optical bonding layer;
(5) then that the second release film and the optics level PET base material another side that are coated with optical bonding layer is bonding.
Beneficial effect of the present invention is: have good releasable energy, can on liquid crystal panel, not leave cull; Use special PU glue (silicone resin), natural excluding air, prevents bubble; Optical bonding layer is applicable to the materials such as adhering glass, PET, PMMA; Optics rank base material and adhesive linkage, the integral light-transmitting rate of product is greater than 92%, and mist degree is less than 1.0%.
Accompanying drawing explanation
Fig. 1 is A/B glue double faced adhesive tape of the present invention and making method structural representation;
Reference numeral: 1, optics level PET base material; 2, PU glue; 3, the first release film; 4, optical bonding layer; 5, the second release film.
Embodiment
Below in conjunction with the drawings and the specific embodiments, the present invention is described further:
Embodiment 1:
As shown in Figure 1, a kind of A/B glue double faced adhesive tape, comprise optics level PET base material 1, PU glue 2, the first release film 3, optical bonding layer 4, the second release film 5, described optics level PET base material 1 is provided with PU glue 2, on described PU glue 2, be covered with the first release film 3, described optics level PET base material 1 below is provided with optical bonding layer 4, and described optical bonding layer 4 below are covered with the second release film 5.
Preferably, the thickness of described optics level PET base material 1 is: 25 μ m.
Preferably, the microviscosity of described PU glue 2, row's bubble performance is good, and the bonding force of described PU glue 2 is less than 1-2g/25mm, and the thickness of described PU glue 2 is: 20 μ m.
Preferably, the thickness of described the first release film 3 is: 23 μ m.
Preferably, the bonding force of described optical bonding layer 4 is greater than 1000g/25mm, and the thickness of described optical bonding layer 4 is: 20 μ m.
Preferably, the thickness of described the second release film 5 is: 25 μ m.
Preferably, described optics level PET base material 1 transmittance is greater than 92%, and mist degree is less than 0.8%.
A making method for A/B glue double faced adhesive tape, comprises the steps:
(1) prepare optics level PET base material 1;
(2) at the first release film 3 coated on one sides, there is one deck PU glue 2;
(3) then first release film 3 and 1 laminating of optics level PET base material of one deck PU glue 2 will be coated with;
(4) at the second release film 5 coated on one sides, there is one deck optical bonding layer 4;
(5) then that the second release film 5 that is coated with optical bonding layer 4 is bonding with optics level PET base material 1 another side.
Embodiment 2
As shown in Figure 1, a kind of A/B glue double faced adhesive tape, comprise optics level PET base material 1, silica gel 2, the first release film 3, optical bonding layer 4, the second release film 5, described optics level PET base material 1 is provided with silica gel 2, on described silica gel 2, be covered with the first release film 3, described optics level PET base material 1 below is provided with optical bonding layer 4, and described optical bonding layer 4 below are covered with the second release film 5.
Preferably, the thickness of described optics level PET base material 1 is: 45 μ m.
Preferably, the microviscosity of described silica gel, row's bubble performance is good, and the bonding force of described silica gel is less than 2.5g/25mm, and the thickness of described silica gel is: 35 μ m.
Preferably, the thickness of described the first release film 4 is: 85 μ m.
Preferably, the bonding force of described optical bonding layer is greater than 1100g/25mm, and the thickness of described optical bonding layer is: 35 μ m.
Preferably, the thickness of described the second release film 4 is: 85 μ m.
Preferably, described optics level PET base material 1 transmittance is greater than 92, and mist degree is less than 0.8%.
A making method for A/B glue double faced adhesive tape, comprises the steps:
(1) prepare optics level PET base material 1;
(2) on optics level PET base material 1, be coated with silica gel.
(3) then optics level PET base material 1 and first release film 3 laminatings of silica gel 2 will be coated with.
(4) at the second release film 5 coated on one sides, there is one deck optical bonding layer 4;
(5) then that the second release film 5 that is coated with optical bonding layer 4 is bonding with optics level PET base material 1 another side.
Embodiment 3
As shown in Figure 1, a kind of A/B glue double faced adhesive tape, comprise optics level PET base material 1, PU glue 2, the first release film 3, optical bonding layer 4, the second release film 5, described optics level PET base material 1 is provided with PU glue 2, on described PU glue 2, be covered with the first release film 3, described optics level PET base material 1 below is provided with optical bonding layer 4, and described optical bonding layer 4 below are covered with the second release film 5.
Preferably, the thickness of described optics level PET base material 1 is: 45 μ m.
Preferably, the microviscosity of described PU glue 2, row's bubble performance is good, and the bonding force of described PU glue 2 is less than 2.5g/25mm, and the thickness of described PU glue 2 is: 35 μ m.
Preferably, the thickness of described the first release film 3 is: 85 μ m.
Preferably, the bonding force of described optical bonding layer 4 is greater than 1100g/25mm, and the thickness of described optical bonding layer 4 is: 35 μ m.
Preferably, the thickness of described the second release film 5 is: 85 μ m.
Preferably, described optics level PET base material 1 transmittance is greater than 92%, and mist degree is less than 0.8%.
A making method for A/B glue double faced adhesive tape, comprises the steps:
(1) prepare optics level PET base material 1;
(2) at the first release film 3 coated on one sides, there is one deck PU glue 2;
(3) then first release film 3 and 1 laminating of optics level PET base material of one deck PU glue 2 will be coated with;
(4) at second release film 5 one side coating one deck optical bonding layers 4;
(5) then that the second release film 5 that is coated with optical bonding layer 4 is bonding with optics level PET base material 1 another side.
Embodiment 4
As shown in Figure 1, a kind of A/B glue double faced adhesive tape, comprise optics level PET base material 1, PU glue 2, the first release film 3, optical bonding layer 4, the second release film 5, described optics level PET base material 1 is provided with PU glue 2, on described PU glue 2, be covered with the first release film 3, described optics level PET base material 1 below is provided with optical bonding layer 4, and described optical bonding layer 4 below are covered with the second release film 5.
Preferably, the thickness of described optics level PET base material 1 is: 75 μ m.
Preferably, the microviscosity of described PU glue, row's bubble performance is good, and the bonding force of described PU glue is less than 5g/25mm, and the thickness of described PU glue is: 50 μ m.
Preferably, the thickness of described the first release film 4 is: 100 μ m.
Preferably, the bonding force of described optical bonding layer is greater than 1200g/25mm, and the thickness of described optical bonding layer is: 50 μ m.
Preferably, the thickness of described the second release film 4 is: 100 μ m.
Preferably, described optics level PET base material 1 transmittance is greater than 92%, and mist degree is less than 0.8%.
A making method for A/B glue double faced adhesive tape, comprises the steps:
(1) prepare optics level PET base material 1;
(2) at the first release film 3 coated on one sides, there is one deck PU glue 2;
(3) then first release film 3 and the laminating of optics level PET base material of one deck PU glue 2 will be coated with;
(4) at the second release film 5 coated on one sides, there is one deck optical bonding layer 4;
(5) then that the second release film 5 that is coated with optical bonding layer 4 is bonding with optics level PET base material 1 another side.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also carry out suitable change and modification to above-mentioned embodiment.Therefore, the present invention is not limited to embodiment disclosed and described above, to modifications and changes more of the present invention, also should fall in the protection domain of claim of the present invention.In addition,, although used some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (9)
1. an A/B glue double faced adhesive tape, it is characterized in that: comprise optics level PET base material, PU glue, the first release film, optical bonding layer, the second release film, described optics level PET base material is provided with PU glue, on described PU glue, be covered with the first release film, described optics level PET base material below is provided with optical bonding layer, and described optical bonding layer below is covered with the second release film.
2. A/B glue double faced adhesive tape according to claim 1, is characterized in that: described PU glue can substitute with silica gel.
3. A/B glue double faced adhesive tape according to claim 1, is characterized in that: the thickness of described optics level PET base material is: 25 to 75 μ m.
4. A/B glue double faced adhesive tape according to claim 1, is characterized in that: the microviscosity of described PU glue, and row's bubble performance is good, and the bonding force of described PU glue is less than 5g/25mm, and the thickness of described PU glue is: 20 to 50 μ m.
5. A/B glue double faced adhesive tape according to claim 1, is characterized in that: the thickness of described the first release film is: 23 to 100 μ m.
6. A/B glue double faced adhesive tape according to claim 1, is characterized in that: the bonding force of described optical bonding layer is greater than 1000g/25mm, and the thickness of described optical bonding layer is: 20 to 50 μ m.
7. A/B glue double faced adhesive tape according to claim 1, is characterized in that: the thickness of described the second release film is: 25 to 100 μ m.
8. A/B glue double faced adhesive tape according to claim 1 and 2, is characterized in that: described optics level PET base material transmittance is greater than 92%, and mist degree is less than 0.8%.
9. a making method for A/B glue double faced adhesive tape as claimed in claim 1, is characterized in that: comprise the steps:
(1) prepare optics level PET base material;
(2) at the first release film coated on one side, there is one deck PU glue; Or be coated with silica gel on optics level PET base material;
(3) then the first release film and the laminating of optics level PET base material of PU glue will be coated with; Or optics level PET base material and the laminating of the first release film of silica gel will be coated with;
(4) at the second release film coated on one side, there is one deck optical bonding layer;
(5) then that the second release film and the optics level PET base material another side that are coated with optical bonding layer is bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310647502.9A CN103709948B (en) | 2013-12-06 | 2013-12-06 | A kind of A/B glue double faced adhesive tape and manufacture method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310647502.9A CN103709948B (en) | 2013-12-06 | 2013-12-06 | A kind of A/B glue double faced adhesive tape and manufacture method |
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| CN103709948A true CN103709948A (en) | 2014-04-09 |
| CN103709948B CN103709948B (en) | 2016-09-21 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104449452A (en) * | 2014-12-16 | 2015-03-25 | 番禺南沙殷田化工有限公司 | Adhesive sheet and preparation method thereof |
| CN111978878A (en) * | 2019-05-22 | 2020-11-24 | 深圳市戈比太科技有限公司 | Preparation method of AB glue, AB glue and toughened glass film |
| CN112226167A (en) * | 2020-09-17 | 2021-01-15 | 浙江天之元物流科技有限公司 | Double-sided removable adhesive preparation process and double-sided removable adhesive preparation equipment |
| CN112374765A (en) * | 2020-12-01 | 2021-02-19 | 合肥鼎中智能科技有限公司 | Device for assisting production of vacuum coated glass |
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| JP2004292493A (en) * | 2003-03-25 | 2004-10-21 | Shin Etsu Polymer Co Ltd | Double-sided adhesive |
| CN202246524U (en) * | 2011-10-14 | 2012-05-30 | 东莞市尚为工业材料有限公司 | Optical transparent double-faced adhesive tape |
| CN102963097A (en) * | 2012-11-21 | 2013-03-13 | 深圳市宏瑞新材料科技有限公司 | Protective film with PU (polyurethane) adhesive |
| CN103171216A (en) * | 2013-02-26 | 2013-06-26 | 昆山韩保胶带科技有限公司 | Double-layered silica gel protective film capable of being automatically adsorbed |
| CN203065389U (en) * | 2012-12-12 | 2013-07-17 | 深圳市欣恒坤科技有限公司 | Optical clear adhesive (OCA) tape for capacitive touch screen |
| CN203715551U (en) * | 2013-12-06 | 2014-07-16 | 深圳市宏瑞新材料科技有限公司 | A/B double-sided adhesive |
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2013
- 2013-12-06 CN CN201310647502.9A patent/CN103709948B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004292493A (en) * | 2003-03-25 | 2004-10-21 | Shin Etsu Polymer Co Ltd | Double-sided adhesive |
| CN202246524U (en) * | 2011-10-14 | 2012-05-30 | 东莞市尚为工业材料有限公司 | Optical transparent double-faced adhesive tape |
| CN102963097A (en) * | 2012-11-21 | 2013-03-13 | 深圳市宏瑞新材料科技有限公司 | Protective film with PU (polyurethane) adhesive |
| CN203065389U (en) * | 2012-12-12 | 2013-07-17 | 深圳市欣恒坤科技有限公司 | Optical clear adhesive (OCA) tape for capacitive touch screen |
| CN103171216A (en) * | 2013-02-26 | 2013-06-26 | 昆山韩保胶带科技有限公司 | Double-layered silica gel protective film capable of being automatically adsorbed |
| CN203715551U (en) * | 2013-12-06 | 2014-07-16 | 深圳市宏瑞新材料科技有限公司 | A/B double-sided adhesive |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104449452A (en) * | 2014-12-16 | 2015-03-25 | 番禺南沙殷田化工有限公司 | Adhesive sheet and preparation method thereof |
| CN111978878A (en) * | 2019-05-22 | 2020-11-24 | 深圳市戈比太科技有限公司 | Preparation method of AB glue, AB glue and toughened glass film |
| CN112226167A (en) * | 2020-09-17 | 2021-01-15 | 浙江天之元物流科技有限公司 | Double-sided removable adhesive preparation process and double-sided removable adhesive preparation equipment |
| CN112374765A (en) * | 2020-12-01 | 2021-02-19 | 合肥鼎中智能科技有限公司 | Device for assisting production of vacuum coated glass |
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| Publication number | Publication date |
|---|---|
| CN103709948B (en) | 2016-09-21 |
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Address after: 518000, Guangdong, Baoan District, Fuyong Shenzhen street, Ocean Development Zone, Fu'an industrial city, the two phase of the first floor of the 1 plant Applicant after: Shenzhen Hongrui new materials Limited by Share Ltd Address before: 518100, Shenzhen Road, Songgang, Guangdong province Baoan District Street Second Community Industrial Zone, eighth Road, ox horn, Building 102 Applicant before: Shenzhen Horae New Material Technology Co., Ltd. |
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Denomination of invention: A/B glue double-sided adhesive and manufacturing method thereof Effective date of registration: 20170710 Granted publication date: 20160921 Pledgee: Shenzhen SME financing Company limited by guarantee Pledgor: Shenzhen Hongrui new materials Limited by Share Ltd Registration number: 2017990000616 |
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Date of cancellation: 20180816 Granted publication date: 20160921 Pledgee: Shenzhen SME financing Company limited by guarantee Pledgor: Shenzhen Hongrui new materials Limited by Share Ltd Registration number: 2017990000616 |