CN109268902B - Electromagnetic shielding protective curtain for microwave oven - Google Patents
Electromagnetic shielding protective curtain for microwave oven Download PDFInfo
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- CN109268902B CN109268902B CN201810960936.7A CN201810960936A CN109268902B CN 109268902 B CN109268902 B CN 109268902B CN 201810960936 A CN201810960936 A CN 201810960936A CN 109268902 B CN109268902 B CN 109268902B
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- composite film
- electromagnetic shielding
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- polyester
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/36—Protective guards, e.g. for preventing access to heated parts
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
- C23C14/35—Sputtering by application of a magnetic field, e.g. magnetron sputtering
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/92—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyesters
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
Abstract
The application relates to an electromagnetic shielding protective curtain for a microwave oven, which comprises an electromagnetic shielding layer, and a waterproof layer and a fireproof layer which are arranged on two sides of the electromagnetic shielding layer; the electromagnetic shielding layer is made of a nano ion alloy coating shielding material; the waterproof layer is a waterproof fabric made of polyester fibers; the polyester fiber takes polyester as a substrate, is added with a filler M, and has a metal composite film deposited on the surface.
Description
Technical Field
The application relates to the technical field of microwave oven accessories, in particular to an electromagnetic shielding protective curtain for a microwave oven.
Background
The microwave oven is a heating appliance which is most widely applied at present, and is also a device which is used in household appliances and has higher frequency and higher power, and the electromagnetic radiation of the microwave oven is one of the most concerned electromagnetic radiation phenomena.
The actual electromagnetic radiation test result in the front of the microwave oven shows that the maximum value of the electromagnetic radiation intensity at 0.5 meter in the front of the microwave oven exceeds the standard limit value for the microwave band in GB8702-88 electromagnetic radiation protection regulation.
In the daily electromagnetic radiation protection of microwave ovens, the most common is distance protection, i.e. when the microwave oven is in operation, the operator is far away from the microwave oven by more than 3 meters. In some cases, such a guard process is feasible. However, most of the households have a small kitchen area, and people are still doing other things in the kitchen during the heating operation of the microwave oven, and then are inevitably exposed to the forward electromagnetic field of the microwave oven and are radiated by microwaves.
Disclosure of Invention
The present invention aims at providing one kind of electromagnetic shielding curtain for microwave oven to solve the problems.
The embodiment of the invention provides an electromagnetic shielding protective curtain for a microwave oven, which comprises an electromagnetic shielding layer, and a waterproof layer and a fireproof layer which are arranged on two sides of the electromagnetic shielding layer; the electromagnetic shielding layer is made of a nano ion alloy coating shielding material; the waterproof layer is a waterproof fabric made of polyester fibers; the polyester fiber takes polyester as a substrate, is added with a filler M, and has a metal composite film deposited on the surface.
Preferably, the filler M is composed of CNT, CaCO3Nano particles, Cu nano particles and Ag nano particles.
Preferably, the metal composite film comprises a Cu-Ag composite film I, a fluorocarbon composite film II and a Cu-Ag composite film III from inside to outside;
the Cu-Ag composite film I, the fluorocarbon composite film II and the Cu-Ag composite film III are obtained by magnetron sputtering, wherein the thickness of the Cu-Ag composite film I is 200nm, the thickness of the fluorocarbon composite film II is 100nm, and the thickness of the Cu-Ag composite film III is 400 nm;
the Cu-Ag composite film I and the Cu-Ag composite film III are obtained by magnetron sputtering a copper target and a silver target at the same time; wherein the molar ratios of Cu to Ag in the Cu-Ag composite film I and the Cu-Ag composite film III are respectively 3:1 and 2: 3;
the fluorocarbon composite film II is obtained by performing radio frequency magnetron sputtering on a polytetrafluoroethylene target material.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
the electromagnetic shielding protective curtain for the microwave oven has the advantages of simple structure, convenience in use and suitability for various box-type microwave ovens, when the microwave oven runs, the electromagnetic radiation intensity at a close distance in front of the panel is the highest, and the soft electromagnetic shielding protective curtain special for the microwave oven greatly reduces the electromagnetic radiation level at the front position of the panel of the microwave oven, so that operators are effectively protected from the electromagnetic radiation damage during the running of the microwave oven.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application. It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
The invention is further illustrated by means of the attached drawings, but the embodiments in the drawings do not constitute any limitation to the invention, and for a person skilled in the art, other drawings can be obtained on the basis of the following drawings without inventive effort.
FIG. 1 is a schematic view of a composite structure of an electromagnetic shielding curtain according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an electromagnetic shielding curtain according to an embodiment of the present invention installed in a microwave oven.
Wherein, 1: a microwave oven; 2: a protective curtain; 3: fixing the magnetic strip; 4: a microwave oven door; 5: a fire barrier layer; 6: an electromagnetic shielding layer; 7: and a waterproof layer.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
The embodiment of the application relates to an electromagnetic shielding protective curtain for a microwave oven, and fig. 1 shows a composite structure schematic diagram of the electromagnetic shielding protective curtain of the embodiment, which adopts a design of a composite soft microwave shielding structure and comprises a three-layer structure, an electromagnetic shielding layer 6 positioned in the middle, and a fireproof layer 5 and a waterproof layer 7 respectively positioned at two sides of the electromagnetic shielding layer 6. The electromagnetic shielding layer 6 is made of a layer of soft electromagnetic radiation shielding and absorbing material with high electromagnetic shielding efficiency, and the fireproof layer 5 and the waterproof layer 7 are respectively made of flame-retardant fabric and waterproof fabric. In the operation process of the microwave oven, high temperature and water vapor can be generated, the shielding effectiveness of the soft electromagnetic radiation shielding and absorbing material is greatly reduced under the high-temperature and high-humidity environmental condition, and the structural design that the fireproof layer 5 and the waterproof layer 7 protect the electromagnetic shielding layer 6 is adopted, so that the special soft electromagnetic shielding protective curtain for the microwave oven can be used for a long time, the electromagnetic protection function of the protective curtain is not easy to lose efficacy, and the protective curtain can be washed and cleaned without affecting the shielding effectiveness of the middle electromagnetic shielding layer 6.
Specifically, the electromagnetic shielding layer 6 is made of a nano ion alloy plating film shielding material; the waterproof layer 7 is a waterproof fabric made of polyester fibers; the fireproof layer 5 is made of flame-retardant polyester. And the electromagnetic shielding layer 6 can be respectively connected with the waterproof layer 7 and the fireproof layer 5 through the flame-retardant polyester thread by sewing, or the electromagnetic shielding layer 6 can be respectively connected with the waterproof layer 7 and the fireproof layer 5 through the synthetic textile water-based latex.
The combination using-way of software electromagnetic shielding protection curtain 2 and microwave oven 1 that this embodiment provided is as shown in fig. 2, for easy to assemble and operation use, utilizes microwave oven 1's steel sheet box, has set up fixed magnetic stripe 3 in one side of protection curtain 2, installs protection curtain 2 in microwave oven door 4 the place ahead through fixed magnetic stripe 3 for the installation and the operation of protection curtain 2 are very convenient. In daily use, the soft shielding protective curtain 2 is lifted, the oven door 4 of the microwave oven can be opened, and the microwave oven 1 is normally used. After the microwave oven door 4 is closed, the soft shielding protective curtain 2 is put down, and the electromagnetic shielding protective function can be achieved.
After the protective curtain is used, the electromagnetic radiation of the microwave oven panel in the forward direction is reduced to the safe level which can be born by the human body. The protective curtain is not limited by the size and the model of the microwave oven, and is suitable for all box-type microwave ovens.
It can be seen from the above embodiments that the electromagnetic shielding protective curtain for the microwave oven provided by the embodiment is simple in structure, convenient to use, and suitable for various box-type microwave ovens, when the microwave oven operates, the electromagnetic radiation intensity at a close distance in front of the panel is the highest, and the electromagnetic radiation level at the front position of the panel of the microwave oven is greatly reduced by the soft electromagnetic shielding protective curtain special for the microwave oven, so that an operator is effectively protected from the electromagnetic radiation hazard during the operation of the microwave oven.
Preferably, the polyester fiber fabric constituting the waterproof layer 7 is a polyester fiber having an electromagnetic shielding effect, has electromagnetic shielding and waterproof effects, and can exert the electromagnetic shielding effect together with the electromagnetic shielding layer 6, thereby greatly increasing the electromagnetic shielding capability.
Specifically, the polyester fiber takes polyester as a substrate, a filler M is added, and a metal composite film is deposited on the surface of the polyester fiber.
Specifically, the filler M comprises CNT and CaCO3Nanoparticles, Cu nanoparticles and Ag nanoparticles.
Specifically, the metal composite film comprises a Cu-Ag composite film I, a fluorocarbon composite film II and a Cu-Ag composite film III from inside to outside.
The Cu-Ag composite film I, the fluorocarbon composite film II and the Cu-Ag composite film III are obtained by magnetron sputtering, wherein the thickness of the Cu-Ag composite film I is 200nm, the thickness of the fluorocarbon composite film II is 100nm, and the thickness of the Cu-Ag composite film III is 400 nm.
Specifically, it can be understood that the Cu-Ag composite film I and the Cu-Ag composite film III are both obtained by magnetron sputtering a copper target and a silver target at the same time; wherein the molar ratios of Cu to Ag in the Cu-Ag composite film I and the Cu-Ag composite film III are respectively 3:1 and 2: 3; it can be understood that the fluorocarbon composite film ii is obtained by rf magnetron sputtering of a ptfe target, and the ptfe is deposited on the surface of the substrate after magnetron sputtering, which is not completely a structural feature of a ptfe macromolecular chain, but is a mixture of a plurality of compounds consisting of fluorine and carbon, and thus is formed into a fluorocarbon composite film.
The application also relates to a preparation method of the polyester fiber, which comprises the following steps: firstly, preparing a polyester fiber intermediate by adding a filler M; carrying out corrosion treatment on the polyester fiber intermediate; and depositing a metal composite film on the surface of the polyester fiber intermediate by utilizing magnetron sputtering to obtain the polyester fiber.
The polyester fiber intermediate is non-woven fabric.
Specifically, the polyester fiber intermediate is subjected to corrosion treatment to obtain: corroding the polyester fiber intermediate by dilute hydrochloric acid; the concentration of the dilute hydrochloric acid is 0.35mol/L, and the treatment time is 2 h;
specifically, the method for depositing the metal composite film on the surface of the polyester fiber intermediate by utilizing magnetron sputtering comprises the following steps: and depositing a Cu-Ag composite film I, a fluorocarbon composite film II and a Cu-Ag composite film III on the surface of the polyester fiber intermediate in sequence by utilizing magnetron sputtering.
In the prior art, the surface of the polyester fiber is usually metallized by methods such as chemical plating, chemical vapor deposition, metal spraying and the like directly on the surface of the polyester fiber, so as to achieve the electromagnetic shielding effect. In this application technical scheme, through adding filler M in the polyester fiber midbody, including metal particle in this filler M, then magnetron sputtering metal complex film can make metal complex film and polyester fiber substrate combine the degree to improve greatly, has produced unexpected technological effect, simple and practical. In the above embodiment, the combination of the Cu-Ag composite film, the fluorocarbon composite film, and the Cu-Ag composite film is adopted, so that the polyester fiber has a good electromagnetic shielding effect.
In the above method, as for the polyester fiber intermediate, the polyester fiber intermediate is prepared by adding the filler M and by melt blending.
Preferably, the raw material contents of the polyester fiber intermediate are respectively as follows: 17% of a filler M, the balance being polyester.
In the embodiment, the Cu and Ag nano particles are added into the polyester fiber intermediate as the filler, so that on one hand, the Cu and Ag nano particles can form tight combination with a subsequent metal composite film, the combination of the polyester fiber intermediate and the metal composite film is greatly increased, and the problem that the combination of the metal composite film and a base material is not firm is solved; on the other hand, the Cu and Ag nano particles and the metal composite film can form an electromagnetic shielding network together, so that the electromagnetic shielding efficiency is increased. The carbon nanotube is preferably a single-walled carbon nanotube, and the structure of the single-walled carbon nanotube can be regarded as being formed by coiling single-layer flake graphite, has higher surface energy, and has unexpected beneficial effects on combination with other particles in the filler M.
Preferably, in the filler M, the mass parts of each substance are respectively: 6 parts of CNT, CaCO 32 parts of nano particles, 4 parts of Cu nano particles and 5 parts of Ag nano particles; in the filler M, CaCO3The grain diameters of the nano particles, the Cu nano particles and the Ag nano particles are 500nm, 100nm and 50nm in sequence. It can be understood that the polyester fiber intermediate is obtained by adding a filler M, wherein CNT, CaCO3Nanoparticles, Cu nanoparticlesThe particles and the Ag nano particles can play a role in synergy, and meanwhile, the dilute hydrochloric acid corrosion treatment and the magnetron sputtering metal composite film are combined, so that the good ageing resistance of the electromagnetic shielding effect of the polyester fiber can be ensured, and the washing resistance effect is achieved.
The invention is further illustrated by the following specific examples:
examples
S1, mixing CNT and CaCO3Uniformly mixing the nano particles, the Cu nano particles and the Ag nano particles according to a mass ratio, then carrying out wet grinding, calcining for 60min at 360 ℃ in a muffle furnace, and cooling to obtain the filler M; mixing and drying the polyester chips and the filler M; drying in a vacuum drum dryer, and pumping out moisture together with air by means of a vacuum system, wherein the drying temperature is 130 ℃; the melt of the dried raw material after being melted under the action of the screw extruder is pumped into a homogenizing impurity removal stirrer by a melt pump for homogenization impurity removal treatment, and the residence time of the melt in the homogenizing impurity removal stirrer is 30-90 min; the polyester melt after homogenizing and impurity removing is conveyed to a secondary filter through a melt pump, the filtered melt enters a spinning manifold after passing through a mixed melt arranged on a pipeline, and the temperature of the spinning manifold is controlled to be 250-280 ℃; drawing the spun fiber to obtain a polyester fiber intermediate;
s2, corrosion treatment of the polyester fiber intermediate: corroding the polyester fiber intermediate by dilute hydrochloric acid; wherein the concentration of the dilute hydrochloric acid is 0.35mol/L, and the treatment time is 2 h;
s3, after corroding the polyester fiber intermediate, ultrasonically cleaning the polyester fiber intermediate, and then drying the polyester fiber intermediate; then putting the polyester fiber intermediate into a magnetron sputtering instrument, opening a pump body and vacuumizing to 1.5 multiplied by 10-4And Pa, introducing argon, adjusting a gate valve to enable the pressure to be between 3 and 5Pa, opening a sample self-transmission program, pre-sputtering for 15min, then carrying out magnetron sputtering on a metal composite film, taking out a polyester fiber intermediate after sputtering is finished, and cleaning and drying to obtain the polyester fiber.
The mechanical properties of the polyester fibers prepared in this example were measured:
the filament number is 1.7dtex, the breaking strength is 3.9cN/dtex, and the elongation at break is 36%;
the shielding effectiveness of the polyester fiber prepared by the embodiment under the electromagnetic wave band of 30-1500MHz is tested, the obtained result is 63dB, and the electromagnetic shielding effect is good;
after 200 times of washing, the reduction rate of the shielding effectiveness is 3%, and the washing-resistant effect is good.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as the subject matter of the invention is to be construed in all aspects and as broadly as possible, and all changes, equivalents and modifications that fall within the true spirit and scope of the invention are therefore intended to be embraced therein.
Claims (7)
1. An electromagnetic shielding protective curtain for a microwave oven is characterized by comprising an electromagnetic shielding layer, and a waterproof layer and a fireproof layer which are arranged on two sides of the electromagnetic shielding layer; the electromagnetic shielding layer is made of a nano ion alloy coating shielding material; the waterproof layer is a waterproof fabric made of polyester fibers; the polyester fiber takes polyester as a substrate, is added with a filler M, the surface of the polyester fiber is deposited with a metal composite film, and the filler M is composed of CNT and CaCO3The metal composite film comprises a Cu-Ag composite film I, a fluorocarbon composite film II and a Cu-Ag composite film III from inside to outside;
the Cu-Ag composite film I, the fluorocarbon composite film II and the Cu-Ag composite film III are obtained by magnetron sputtering, wherein the thickness of the Cu-Ag composite film I is 200nm, the thickness of the fluorocarbon composite film II is 100nm, and the thickness of the Cu-Ag composite film III is 400 nm;
the Cu-Ag composite film I and the Cu-Ag composite film III are obtained by magnetron sputtering a copper target and a silver target at the same time; wherein the molar ratios of Cu to Ag in the Cu-Ag composite film I and the Cu-Ag composite film III are respectively 3:1 and 2: 3;
the fluorocarbon composite film II is obtained by performing radio frequency magnetron sputtering on a polytetrafluoroethylene target material.
2. The electromagnetic shielding curtain of claim 1, wherein a fixing magnetic stripe is provided at one side of the curtain.
3. The electromagnetic shielding curtain of claim 1, wherein the fire-proof layer is made of flame-retardant polyester.
4. The electromagnetic shielding curtain of claim 1, wherein the electromagnetic shielding layer is sewn to the waterproof layer and the fireproof layer by flame retardant polyester thread.
5. The electromagnetic shielding curtain of claim 1, wherein the electromagnetic shielding layer is connected to the waterproof layer and the fireproof layer by synthetic textile aqueous latex, respectively.
6. The electromagnetic shielding curtain of claim 1, wherein the polyester fiber is prepared by the following steps:
firstly, preparing a polyester fiber intermediate by adding a filler M; carrying out corrosion treatment on the polyester fiber intermediate; and depositing a metal composite film on the surface of the polyester fiber intermediate by utilizing magnetron sputtering to obtain the polyester fiber.
7. The electromagnetic shielding curtain of claim 6, wherein the polyester fiber intermediate is etched to have a structure of: corroding the polyester fiber intermediate by dilute hydrochloric acid; the concentration of the dilute hydrochloric acid is 0.35mol/L, and the treatment time is 2 h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810960936.7A CN109268902B (en) | 2018-08-22 | 2018-08-22 | Electromagnetic shielding protective curtain for microwave oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810960936.7A CN109268902B (en) | 2018-08-22 | 2018-08-22 | Electromagnetic shielding protective curtain for microwave oven |
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| CN109268902A CN109268902A (en) | 2019-01-25 |
| CN109268902B true CN109268902B (en) | 2020-04-07 |
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| CN202267111U (en) * | 2011-09-16 | 2012-06-06 | 北京市劳动保护科学研究所 | Electromagnetic shielding protective curtain for microwave oven |
| JP2013010261A (en) * | 2011-06-29 | 2013-01-17 | Fujifilm Corp | Conductive film |
| CN104818463A (en) * | 2015-04-09 | 2015-08-05 | 河南科技大学 | Method for preparing nano platinum-coated gold particles film composite material |
| CN104981138A (en) * | 2014-04-10 | 2015-10-14 | 苏州驭奇材料科技有限公司 | Electromagnetic shielding heat-dissipation film and manufacturing method thereof |
| CN107592783A (en) * | 2017-09-15 | 2018-01-16 | 中山国安火炬科技发展有限公司 | A kind of electromagnetic shielding film and preparation method thereof |
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| CN1886808A (en) * | 2003-09-29 | 2006-12-27 | 通用电气公司 | Conductive thermoplastic compositions, methods of manufacture and articles derived from such compositions |
| JP2013010261A (en) * | 2011-06-29 | 2013-01-17 | Fujifilm Corp | Conductive film |
| CN202267111U (en) * | 2011-09-16 | 2012-06-06 | 北京市劳动保护科学研究所 | Electromagnetic shielding protective curtain for microwave oven |
| CN104981138A (en) * | 2014-04-10 | 2015-10-14 | 苏州驭奇材料科技有限公司 | Electromagnetic shielding heat-dissipation film and manufacturing method thereof |
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