CN106280345A - Pressure sensitive adhesive tape is with inhaling wave plate - Google Patents
Pressure sensitive adhesive tape is with inhaling wave plate Download PDFInfo
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- CN106280345A CN106280345A CN201510260400.0A CN201510260400A CN106280345A CN 106280345 A CN106280345 A CN 106280345A CN 201510260400 A CN201510260400 A CN 201510260400A CN 106280345 A CN106280345 A CN 106280345A
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Abstract
The present invention discloses a kind of protection adhesive tape having and inhaling wave energy, including PET insulating barrier, inhales ripple layer and separated type material layer, is provided with the first adhesive layer, is disposed with the second adhesive layer between described suction ripple layer and separated type material layer between described PET insulating barrier and suction ripple layer；Described suction ripple layer is formed by following components is mixing: wave-absorbing powder 100 parts, butyl acrylate 20 ~ 35 parts, 10 ~ 20 parts of acrylic acid, Isooctyl acrylate monomer 20 ~ 35 parts, methyl methacrylate 10 ~ 30 parts, vinyl acetate 1 ~ 3 part, 2-hydroxyethyl methacry-late 0.1 ~ 1 part, sodium polyacrylate 0.5 ~ 2 part, methyl ethyl ketone peroxide 0.4 ~ 1 part.The present invention has and inhales the protection adhesive tape of wave energy and improve the utilization rate of metal layer reflection electromagnetic field, significantly improve the absorbing property of protection adhesive tape, and, it is to avoid the excessively concentration of heat, beneficially heat diffusion.
Description
Technical field
The invention belongs to technical field of electronic materials, particularly relate to a kind of pressure sensitive adhesive tape and inhale wave plate.
Background technology
The development of electronics and communications industry is advanced by leaps and bounds, and increasing electric equipment products enters the life of common people.These products also bring distinct issues, i.e. an electromagnetic radiation while improving people's quality of life.The electromagnetic wave that electronic product discharges, brings electromagnetic interference can to other electronic equipment of surrounding so that it is operation irregularity；Also health can be worked the mischief simultaneously.
For Mu Qian, miniaturization, Highgrade integration are the main trend of electronic product development, and the inner space of these products is the narrowest and small.In absorbing material, patch-type absorbing material thickness is thin, easy to use, for reducing electromagnetic radiation, preventing electromagnetic interference from having good effect, compares and is suitably applied in electronic product.Therefore, design and develop that thickness is thin, light weight, be applicable to the patch-type electromagnetic wave absorbent material of small space, become the direction that those skilled in the art make great efforts.
Summary of the invention
The present invention provides a kind of pressure sensitive adhesive tape to inhale wave plate, and this pressure sensitive adhesive tape suction wave plate improves the absorbance to electromagnetic field, is also beneficial to the heat expanding of electromagnetic wave generation, improves stability and product service life of performance.
For reaching above-mentioned purpose; the technical solution used in the present invention is: a kind of have the protection adhesive tape inhaling wave energy; including PET insulating barrier, inhale ripple layer and separated type material layer; it is provided with the first adhesive layer between described PET insulating barrier and suction ripple layer, between described suction ripple layer and separated type material layer, is disposed with the second adhesive layer；
Described suction ripple layer is formed by following components is mixing:
Wave-absorbing powder
100 parts,
Butyl acrylate
20 ~ 35 parts,
Acrylic acid
10 ~ 20 parts,
Isooctyl acrylate monomer
20 ~ 35 parts,
Methyl methacrylate
10 ~ 30,
Vinyl acetate
1 ~ 3,
2-hydroxyethyl methacry-late
0.1 ~ 1 part,
Sodium polyacrylate
0.5 ~ 2 part,
Methyl ethyl ketone peroxide
0.4 ~ 1 part；
Described wave-absorbing powder is composed of the following components:
Carbonyl iron dust
100 parts,
Nickel sesquioxide
50 ~ 60 parts,
Nano graphite powder
5 ~ 10 parts,
Cobaltous chloride
10 ~ 15 parts,
Unsaturated polyester (UP)
60 ~ 70 parts,
Dodecylbenzene sodium sulfonate
40 ~ 50 parts.
The technical scheme improved further in technique scheme is as follows:
1, in such scheme, in described wave-absorbing powder, carbonyl iron dust, nickel sesquioxide, Nano graphite powder and cobaltous chloride mix according to 10:5:0.8:1.2 weight ratio.
2, in such scheme, described unsaturated polyester (UP) is formed by maleic anhydride, phthalic anhydride and propylene glycol synthesis.
Owing to technique scheme is used, the present invention compared with prior art has the advantage that
The present invention has the protection adhesive tape inhaling wave energy, and it is inhaled ripple layer and uses composite wave-absorbing powder carbonyl iron dust, nickel sesquioxide, Nano graphite powder, cobaltous chloride and butyl acrylate 20 ~ 35 parts, 10 ~ 20 parts of acrylic acid, Isooctyl acrylate monomer
20 ~ 35 parts, methyl methacrylate 10 ~ 30, vinyl acetate 1 ~ 3,0.1 ~ 1 part of synergism of 2-hydroxyethyl methacry-late, there is stronger electromaganic wave absorbing property,2~8The attenuation rate of GHz electromagnetic wave reaches82%, add sodium polyacrylate 0.5 ~ 2 part, methyl ethyl ketone peroxide 0.4 ~ 1 part further, not only improve polymer gluing, also make mixed powder be uniformly dispersed in the polymer, thus ensure that the reliability of electromagnetic performance；Secondly, formula is equipped with unsaturated polyester (UP) further, dodecylbenzene sodium sulfonate improves the heat conductivility of whole suction ripple layer, is conducive to the heat expanding produced by electromagnetic wave, improves stability and product service life of performance.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described:
Embodiment 1 ~ 4: a kind of pressure sensitive adhesive tape is with inhaling wave plate, and this suction wave plate is between PET insulating barrier and separated type material layer, and described suction wave plate is formed by following components is mixing；
Described suction wave plate component and content are as shown in table 1:
Table 1
The composition of content component as shown in Table 2 of described wave-absorbing powder:
Table 2
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | |
| Carbonyl iron dust 100 parts | 100 parts | 100 parts | 100 parts | 100 parts |
| Nickel sesquioxide 50 ~ 60 parts | 55 parts | 5 parts | 54 parts | 60 parts |
| Nano graphite powder 5 ~ 10 parts | 6 parts | 8 parts | 8 parts | 9 parts |
| Cobaltous chloride 10 ~ 15 parts | 12 parts | 1.2 part | 13 parts | 15 parts |
| Unsaturated polyester (UP) 60 ~ 70 parts | 60 parts | 68 parts | 65 parts | 62 parts |
| Dodecylbenzene sodium sulfonate 40 ~ 50 parts | 40 parts | 50 parts | 48 parts | 42 parts |
Above-mentioned unsaturated polyester (UP) is formed by maleic anhydride, phthalic anhydride and propylene glycol synthesis.
Embodiment 1 ~ 4 is as shown in table 3 in maximum reflection coefficient and the effective bandwidth of 2 ~ 18GHz frequency range:
Table 3
| Inhale wave plate thickness | Maximum reflection coefficient (dB) | ≤-8 dB effective bandwidths (GHz) | |
| Embodiment 1 | 0.2mm | -18 | 2~6 |
| Embodiment 2 | 0.4mm | -19 | 2~7 |
| Embodiment 3 | 0.6mm | -28 | 2~9 |
| Embodiment 4 | 0.8mm | -33 | 2~11 |
Inhale the electromagnetic wave that discharged by electronic product of ripple layer and be converted into the energy of heat energy or other form to reduce the effect of electromagnetic radiation in the mode such as electrical loss, magnetic loss, in the range of 2 ~ 18GHz, have preferable electromagnetic wave absorption.
Above-described embodiment pressure sensitive adhesive tape preparation technology of suction wave plate, comprises the following steps:
The first step: by carbonyl iron dust 100 parts, nickel sesquioxide 50 ~ 60 parts, Nano graphite powder 5 ~ 10 parts, cobaltous chloride 10 ~ 15 parts, unsaturated polyester (UP) 60 ~ 70 parts, 40 ~ 50 parts of mix homogeneously of dodecylbenzene sodium sulfonate, and form mixed powder 84 ~ 86 DEG C of condition stirrings；
Second step: butyl acrylate 20 ~ 35 parts, 10 ~ 20 parts of acrylic acid, Isooctyl acrylate monomer 20 ~ 35 parts, methyl methacrylate 10 ~ 30, vinyl acetate 1 ~ 3,2-hydroxyethyl methacry-late 0.1 ~ 1 part, sodium polyacrylate 0.5 ~ 2 part are mixed with the mixed powder of the first step, and disperse 1 ~ 2 hour through high speed agitator, thus mix homogeneously forms mixture；
3rd step: be incubated after in a kettle. the mixture of second step being heated to 80 ~ 85 DEG C, in insulating process, point 1 ~ 3 addition methyl ethyl ketone peroxide 0.4 ~ 1 part obtains and inhales ripple mixed liquor, and described temperature retention time is 4 ~ 10 hours；
4th step: the suction ripple mixed liquor that the 3rd step obtains is coated on substrate；
5th step: the suction ripple mixed liquor in the 4th step is carried out baking and forms suction ripple layer.
Above-described embodiment only for technology design and the feature of the present invention are described, its object is to allow person skilled in the art will appreciate that present disclosure and to implement according to this, can not limit the scope of the invention with this.All equivalence changes made according to spirit of the invention or modification, all should contain within protection scope of the present invention.
Claims (3)
1. a pressure sensitive adhesive tape is with inhaling wave plate, it is characterised in that: this suction wave plate is between PET insulating barrier and separated type material layer, and described suction wave plate is formed by following components is mixing:
Wave-absorbing powder 100 parts,
Butyl acrylate 20 ~ 35 parts,
10 ~ 20 parts of acrylic acid,
Isooctyl acrylate monomer 20 ~ 35 parts,
Methyl methacrylate 10 ~ 30 parts,
Vinyl acetate 1 ~ 3 part,
2-hydroxyethyl methacry-late 0.1 ~ 1 part,
Sodium polyacrylate 0.5 ~ 2 part,
Methyl ethyl ketone peroxide 0.4 ~ 1 part；
Described wave-absorbing powder is composed of the following components:
Carbonyl iron dust 100 parts,
Nickel sesquioxide 50 ~ 60 parts,
Nano graphite powder 5 ~ 10 parts,
Cobaltous chloride 10 ~ 15 parts,
Unsaturated polyester (UP) 60 ~ 70 parts,
Dodecylbenzene sodium sulfonate 40 ~ 50 parts.
The most according to claim 1 have the protection adhesive tape inhaling wave energy, it is characterised in that: in described wave-absorbing powder, carbonyl iron dust, nickel sesquioxide, Nano graphite powder and cobaltous chloride mix according to 10:5:0.8:1.2 weight ratio.
The most according to claim 1 have the protection adhesive tape inhaling wave energy, it is characterised in that: described unsaturated polyester (UP) is formed by maleic anhydride, phthalic anhydride and propylene glycol synthesis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510260400.0A CN106280345B (en) | 2015-05-21 | 2015-05-21 | Pressure sensitive adhesive tape suction wave plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510260400.0A CN106280345B (en) | 2015-05-21 | 2015-05-21 | Pressure sensitive adhesive tape suction wave plate |
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| CN106280345A true CN106280345A (en) | 2017-01-04 |
| CN106280345B CN106280345B (en) | 2019-04-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510260400.0A Active CN106280345B (en) | 2015-05-21 | 2015-05-21 | Pressure sensitive adhesive tape suction wave plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561163A (en) * | 2022-03-24 | 2022-05-31 | 苏州益邦电子材料有限公司 | Inhale ripples insulating piece and insulating piece coil stock convenient to prevent slow-witted detection |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103619154A (en) * | 2013-12-09 | 2014-03-05 | 保定乐凯新材料股份有限公司 | Electromagnetic protection film with efficient shielding and electromagnetism absorption function |
| CN103740233A (en) * | 2014-01-08 | 2014-04-23 | 南京信息工程大学 | Micrometer wave absorbing coating material and preparation method thereof |
| CN103923337A (en) * | 2014-04-30 | 2014-07-16 | 湖南兆恒材料科技有限公司 | Composite polymethacrylimide foam wave absorption material |
| CN104202956A (en) * | 2014-09-01 | 2014-12-10 | 斯迪克新型材料（江苏）有限公司 | Pressure-sensitive adhesive film with anti-jamming function |
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2015
- 2015-05-21 CN CN201510260400.0A patent/CN106280345B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103619154A (en) * | 2013-12-09 | 2014-03-05 | 保定乐凯新材料股份有限公司 | Electromagnetic protection film with efficient shielding and electromagnetism absorption function |
| CN103740233A (en) * | 2014-01-08 | 2014-04-23 | 南京信息工程大学 | Micrometer wave absorbing coating material and preparation method thereof |
| CN103923337A (en) * | 2014-04-30 | 2014-07-16 | 湖南兆恒材料科技有限公司 | Composite polymethacrylimide foam wave absorption material |
| CN104202956A (en) * | 2014-09-01 | 2014-12-10 | 斯迪克新型材料（江苏）有限公司 | Pressure-sensitive adhesive film with anti-jamming function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114561163A (en) * | 2022-03-24 | 2022-05-31 | 苏州益邦电子材料有限公司 | Inhale ripples insulating piece and insulating piece coil stock convenient to prevent slow-witted detection |
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| CN106280345B (en) | 2019-04-23 |
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