CN102003054B - Electromagnetic shielding decorative plate and manufacturing method thereof - Google Patents
Electromagnetic shielding decorative plate and manufacturing method thereof Download PDFInfo
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- CN102003054B CN102003054B CN200910195028A CN200910195028A CN102003054B CN 102003054 B CN102003054 B CN 102003054B CN 200910195028 A CN200910195028 A CN 200910195028A CN 200910195028 A CN200910195028 A CN 200910195028A CN 102003054 B CN102003054 B CN 102003054B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention relates to an electromagnetic shielding decorative plate, which is characterized by sequentially consisting of an upper decorative pressing plate layer, an upper inorganic base layer, an aluminum plate layer, a lower inorganic base layer, and a lower decorative pressing plate layer. Compared with the prior art, the electromagnetic shielding decorative plate has the advantages that: the plate has high electromagnetic shielding efficiency, wherein the maximum electromagnetic shielding efficiency on a single-layer 8mm wall system is 95dB; the plate has a wide shielding range, wherein the plate has good shielding efficiency on electromagnetic waves in a range of 10 to 3,000MHz; the plate is environmental-friendly, wherein the plate is made of a green building material, is non-radioactive, does not contain harmful substances such as formaldehyde, heavy metals and the like, and meets the European E1 standard; the plate cannot generate harmful gas and smoke in case of high temperature or naked flame; and the plate is fire-resistant, can resist the high temperature of 1,200 DEG C and belongs to a class A incombustible material.
Description
Technical field
The invention belongs to the technical field of new material, specifically relate to a kind of electromagnetic shielding decorative panel and preparation method thereof.
Background technology
Develop rapidly along with electronics, electric, communication and information industry; With integrated circuit (IC) and large scale integrated circuit is electronic instrument and the electronic equipment that core is formed; When being widely applied to the every field of modern society; Also brought series of new problems to people; Mainly show the harm that electromagenetic wave radiation brings: like Electromagnetic Interference, electromagnetic wave information are divulged a secret and electromagnetic environment is polluted harm etc., electromagnetic radiation pollution has become big public hazards of society now, and it is carried out system's improvement has been trend of the times.State Bureau of Environmental Protection formally with electromagnetic radiation as an important environment pollution key element.Be badly in need of a kind of good shield effectiveness that has on the market, simultaneously good decorative effect arranged again, new material easily is installed.
Summary of the invention
The object of the present invention is to provide a kind of electromagnetic shielding decorative panel and preparation method thereof, this electromagnetic shielding decorative panel has effects such as good decoration, environmental protection, fire prevention, sound insulation.
For achieving the above object; The technical scheme that the present invention adopts does; A kind of electromagnetic shielding decorative panel; It comprises upper and lower decoration pressing plate layer, it is characterized in that: described electromagnetic shielding decorative panel is made up of last decoration pressing plate layer, last inorganic basic unit, aluminum layer, following inorganic basic unit, following decoration pressing plate layer successively.
A kind of preparation method of electromagnetic shielding decorative panel; It is characterized in that: the preparation method of said electromagnetic shielding decorative panel may further comprise the steps: A, be that the magnesium sulfate parts by weight of 1-2 part are that the magnesia of the 8-18 part back of weighing is water-soluble with parts by weight, process parts by weight and be 15～25 parts cementing agent; B, be the kaolin of 20-25 part with parts by weight, the flyash of 10-15 part, the wollastonite of 15-20 part; The kieselguhr of 5-10 part, the expanded perlite of 10-15 part, the conduction china clay in powder of 5-10 part; The conductive black of 10-15 part, the fortifying fibre of 4-8 part adds above-mentioned cementing agent respectively; And mix with mixer and fully stir 0.3-0.8h, promptly process slurry; C, slurry is infused in the template of being processed by the PVC plastics on the streamline, with the pressure of 0.5-2Mpa slurry is flattened compacting with roller; D, under 70～75 ℃ of conditions maintenance 0.5-2 days, through demoulding after drying, bake out temperature is 100 ℃-110 ℃, drying time is 1-1.5H, cuts into the inorganic substrate of required size after the demoulding again after maintenance 6-13 days at normal temperatures; F, adopt cementing agent and aluminium sheet compound respectively two-layer inorganic substrate; G, adopt cementing agent and upper and lower two-layer inorganic substrate compound respectively upper and lower two-layer decorative laminate; H,------order of aluminium sheet---inorganic substrate---decorative laminate is suppressed 2-6h with the pressure of 8-12Mpa to inorganic substrate at normal temperatures then by decorative laminate.
The present invention compared with prior art its technological merit is:
1. good electromagnet shield effect, individual layer 8mm walling system electromagnet shield effect is 95dB to the maximum; The shield ranges of broad all has good shield effectiveness to the electromagnetic wave in 10MHz～3000MHz scope;
2. environmental protection: green building material, "dead", do not contain hazardous substancess such as formaldehyde, heavy metal, meet European E1 standard; Meet high temperature or naked light and can not produce pernicious gas and smog;
3. fire-resistant: can anti-1200 ℃ high temperature, belong to A level incombustible material, the walling system fire endurance can reach 4h;
4. clean: the surface is closely knit, is difficult for dust stratification, does not play dirt;
5. wear-resisting wiping: not only wear-resisting, and anti-stroke of wiping;
6. be prone to cleaning: surperficial anti-pollution is prone to cleaning, nondiscolouring;
7. moistureproof: not yielding, wet strength does not reduce, and can be used for wet environment;
8. insulation: have outstanding effect of heat insulation, be heat insulating energy saving material;
9. high-strength: the rupture strength of 8mm thickness is greater than 46Mpa;
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention
Fig. 2 is the design sketch of one embodiment of the invention
The specific embodiment
Below in conjunction with executing example the present invention is further described and provides embodiment
The present invention is a kind of electromagnetic shielding decorative panel, and it comprises upper and lower decoration pressing plate layer, it is characterized in that: described electromagnetic shielding decorative panel is made up of last decoration pressing plate layer, last inorganic basic unit, aluminum layer, following inorganic basic unit, following decoration pressing plate layer successively.During practical implementation, upper and lower decoration pressing plate layer is a prior art, adopts commercially available melamine high pressure to decorate pressing plate; Described upper and lower inorganic basic unit is made up of kaolin, flyash, wollastonite, kieselguhr, expanded perlite, conduction china clay in powder, conductive black, fortifying fibre, bonding agent, and their parts by weight are:
Kaolin 20-25 part
Flyash 10-15 part
Wollastonite 15-20 part
Kieselguhr 5-10 part
Expanded perlite 10-15 part
Conduction china clay in powder 5-10 part
Conductive black 10-15 part
Fortifying fibre 4-8 part
Bonding agent 15-25 part.
Last decoration pressing plate layer and between the inorganic basic unit, between inorganic basic unit and the aluminum layer, aluminum layer and down between the inorganic basic unit, between inorganic basic unit and the following decoration pressing plate layer bonding agent is arranged all down; This bonding agent is made up of magnesium sulfate, magnesia and water; The parts by weight of bonding agent do; The magnesium sulfate parts by weight are 1-2, and the magnesia parts by weight are 8-18, and the parts by weight of water are 80-91.Kaolinic particle diameter is the 200-400 order, and the particle diameter of flyash is the 200-400 order, and the particle diameter of wollastonite is the 150-250 order, and diatomaceous particle diameter is the 150-250 order, and the particle diameter of expanded perlite is 50～80kg/m
3The particle diameter of conduction china clay in powder is the 150-250 order, and the particle diameter of conductive black is the 500-800 order, and fortifying fibre is 42 two strands 6*6 glass cloth of middle alkali, and nonwoven is 14 gram/M
2
Mark 1 in the accompanying drawing is last decoration pressing plate layer, and 2 is last inorganic basic unit, and 3 is aluminum layer,
4 are following inorganic basic unit, and 5 are following decoration pressing plate layer.The thickness of upper and lower decoration pressing plate layer is 0.2-0.6mm in the enforcement, and the thickness of upper and lower inorganic basic unit is 3-9mm, and the thickness of aluminum layer is 0.5-2mm.Below provide a preparation method embodiment.
A kind of preparation method of electromagnetic shielding decorative panel; It is characterized in that: the preparation method of said electromagnetic shielding decorative panel may further comprise the steps: A, be 2 parts magnesium sulfate with parts by weight; Parts by weight are that 15 parts the magnesia back of weighing is water-soluble, process parts by weight and be 22 parts cementing agent; B, be 22 parts kaolin with parts by weight, 12 parts flyash, 13 parts wollastonite; 8 parts kieselguhr, 11 parts expanded perlite, 9 parts conduction china clay in powder; 13 parts conductive black, 5 parts nonwoven adds the cementing agent in the steps A respectively; And mix with mixer and fully stir 0.6h, promptly process slurry; C, slurry is infused in the template of being processed by the PVC plastics on the streamline, with the pressure of 1Mpa slurry is flattened compacting with roller; D, maintenance 1 day under 73 ℃ of conditions, demoulding after drying, bake out temperature is 105 ℃, drying time is 1.5H, after the demoulding again maintenance at normal temperatures cut into the inorganic substrate of required size after 8 days; F, adopt cementing agent and aluminium sheet compound respectively two-layer inorganic substrate; G, adopt cementing agent and upper and lower two-layer inorganic substrate compound respectively upper and lower two-layer decorative laminate; H,------order of aluminium sheet---inorganic substrate---decorative laminate is suppressed 4h with the pressure of 10Mpa to inorganic substrate at normal temperatures then by decorative laminate.A kind of novel electromagnetic shielding ornament materials.
The invention provides the component of the parts by weight of several inorganic substrates enforcements, see table 1
The parts by weight instance % of table 1 inorganic substrate
| |
2 | 3 | 4 | 6 |
| Magnesia | 14 | 7 | 9 | 6 |
| 200 |
5 | 6 | 5 | 7 |
| 300 order kaolin | 20 | 23 | 24 | 20 |
| 300 order flyash | 12 | 10 | 10 | 11 |
| 200 order wollastonites | 15 | 16 | 17 | 18 |
| 50～80kg/m 3Expanded perlite | 10 | 12 | 11 | 10 |
| 200 orders conduction china clay in |
5 | 6 | 5 | 6 |
| 600 order conductive blacks | 12 | 11 | 10 | 12 |
| Fortifying fibre (glass cloth, nonwoven) | 5 | 6 | 5 | 4 |
50～80kg/m wherein
3Expanded perlite representes that respectively the expanded perlite granularity is 50kg/m
3, 60kg/m
3, 70kg/m
3, 80kg/m
3
The colored finish of this barricade is available by multiple color, and is simple and elegant soft, ornamental strong.Following table is the concrete frequency test data statistic of the present invention
| Frequency (MHz) | Shield effectiveness (dB) | Seeing through the conductively-closed of cloth electromagnetic wave energy falls ... (%) |
| 10 | 95.17 | 99.999999 |
| 30 | 88.17 | 99.999999 |
| 100 | 81.17 | 99.999999 |
| 300 | 75.17 | 99.999996 |
| 1000 | 70.50 | 99.999991 |
| 3000 | 63.83 | 99.999958 |
Claims (5)
1. electromagnetic shielding decorative panel, it comprises upper and lower decoration pressing plate layer, it is characterized in that: described electromagnetic shielding decorative panel successively by last decoration pressing plate layer, go up inorganic basic unit, aluminum layer, down inorganic basic unit, decoration pressing plate layer is formed down; It is characterized in that: last decoration pressing plate layer and between the inorganic basic unit, between inorganic basic unit and the aluminum layer, aluminum layer and down between the inorganic basic unit, between inorganic basic unit and the following decoration pressing plate layer bonding agent is arranged all down; This bonding agent is made up of magnesium sulfate, magnesia and water; The parts by weight of bonding agent are: the magnesium sulfate parts by weight are 10-15; The magnesia parts by weight are 28-38, and the parts by weight of water are 47-62; Described upper and lower inorganic basic unit is made up of kaolin, flyash, wollastonite, kieselguhr, expanded perlite, conduction china clay in powder, conductive black, fortifying fibre, bonding agent, and their parts by weight are:
Kaolin 20-25 part
Flyash 10-15 part
Wollastonite 15-20 part
Kieselguhr 5-10 part
Expanded perlite 10-15 part
Conduction china clay in powder 5-10 part
Conductive black 10-15 part
Fortifying fibre 4-8 part
Bonding agent 15-25 part.
2. electromagnetic shielding decorative panel as claimed in claim 1; It is characterized in that: kaolinic particle diameter is the 200-400 order, and the particle diameter of flyash is the 200-400 order, and the particle diameter of wollastonite is the 150-250 order; Diatomaceous particle diameter is the 150-250 order, and the particle diameter of expanded perlite is 50～80kg/m
3The particle diameter of conduction china clay in powder is the 150-250 order, and the particle diameter of conductive black is the 500-800 order, and fortifying fibre is 42 two strands 6*6 glass cloth of middle alkali, and nonwoven is 14 gram/M
2
3. according to claim 1 or claim 2 electromagnetic shielding decorative panel, it is characterized in that: the thickness of upper and lower decoration pressing plate layer is 0.2-0.6mm, and the thickness of upper and lower inorganic basic unit is 3-9mm, and the thickness of aluminum layer is 0.5-2mm.
4. the preparation method of a kind of electromagnetic shielding decorative panel as claimed in claim 1; It is characterized in that: the preparation method of said electromagnetic shielding decorative panel may further comprise the steps: A, be that the magnesium sulfate parts by weight of 1-2 part are that the magnesia of the 8-18 part back of weighing is water-soluble with parts by weight, process parts by weight and be 15～25 parts cementing agent; B, be the kaolin of 20-25 part with parts by weight, the flyash of 10-15 part, the wollastonite of 15-20 part; The kieselguhr of 5-10 part, the expanded perlite of 10-15 part, the conduction china clay in powder of 5-10 part; The conductive black of 10-15 part, the fortifying fibre of 4-8 part adds above-mentioned cementing agent respectively; And mix with mixer and fully stir 0.3-0.8h, promptly process slurry; C, slurry is infused in the template of being processed by the PVC plastics on the streamline, with the pressure of 0.5-2Mpa slurry is flattened compacting with roller; D, under 70～75 ℃ of conditions maintenance 0.5-2 days through demoulding after drying, cut into the inorganic substrate of required size again after maintenance 6-13 days at normal temperatures after the demoulding; F, adopt cementing agent and aluminium sheet compound respectively two-layer inorganic substrate; G, adopt cementing agent and upper and lower two-layer inorganic substrate compound respectively upper and lower two-layer decorative laminate; H,------order of aluminium sheet---inorganic substrate---decorative laminate is suppressed 2-6h with the pressure of 8-12Mpa to inorganic substrate at normal temperatures then by decorative laminate.
5. the preparation method of a kind of electromagnetic shielding decorative panel as claimed in claim 4; It is characterized in that: the preparation method of said electromagnetic shielding decorative panel may further comprise the steps: A, be 2 parts magnesium sulfate with parts by weight; Parts by weight are that 15 parts the magnesia back of weighing is water-soluble, process parts by weight and be 22 parts cementing agent; B, be 22 parts kaolin with parts by weight, 12 parts flyash, 13 parts wollastonite; 8 parts kieselguhr, 11 parts expanded perlite, 9 parts conduction china clay in powder; 13 parts conductive black, 5 parts nonwoven adds the cementing agent in the steps A respectively; And mix with mixer and fully stir 0.6h, promptly process slurry; C, slurry is infused in the template of being processed by the PVC plastics on the streamline, with the pressure of 1Mpa slurry is flattened compacting with roller; D, maintenance 1 day under 73 ℃ of conditions, demoulding after drying, bake out temperature is 105 ℃, drying time is 1.5H, after the demoulding again maintenance at normal temperatures cut into the inorganic substrate of required size after 8 days; F, adopt cementing agent and aluminium sheet compound respectively two-layer inorganic substrate; G, adopt cementing agent and upper and lower two-layer inorganic substrate compound respectively upper and lower two-layer decorative laminate; H,------order of aluminium sheet---inorganic substrate---decorative laminate is suppressed 4h with the pressure of 10Mpa to inorganic substrate at normal temperatures then by decorative laminate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910195028A CN102003054B (en) | 2009-09-02 | 2009-09-02 | Electromagnetic shielding decorative plate and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910195028A CN102003054B (en) | 2009-09-02 | 2009-09-02 | Electromagnetic shielding decorative plate and manufacturing method thereof |
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| CN102003054A CN102003054A (en) | 2011-04-06 |
| CN102003054B true CN102003054B (en) | 2012-10-03 |
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| CN103337268A (en) * | 2013-06-25 | 2013-10-02 | 苏州市星辰新材料有限公司 | Anti-radiation material |
| CN106522503A (en) * | 2016-09-30 | 2017-03-22 | 广西棕海园林工程有限公司 | Wood-imitation floorboard and preparation method thereof |
| CN110194637B (en) * | 2019-06-24 | 2021-07-13 | 天津中晶建筑材料有限公司 | Fiber reinforced plate and preparation method thereof |
Citations (6)
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| CN2378188Y (en) * | 1999-07-28 | 2000-05-17 | 中国林业科学研究院木材工业研究所 | Shielding electromagnetic wave wood composite board |
| JP2002361783A (en) * | 2001-06-01 | 2002-12-18 | Tsuchiya Rubber Kk | Electromagnetic wave shielding metal-rubber composite material |
| JP2003340809A (en) * | 2002-05-30 | 2003-12-02 | Kazuhide Kida | Ecological therapy system being combination of wood, burned material of natural calcium of waste shell or the like, recycled material of iron, aluminum, stainless steel or other metal or the like, etc., and customized healing ecological wood-faced system of arbitrary combination |
| CN1827832A (en) * | 2006-03-31 | 2006-09-06 | 江苏爱富希新型建材有限公司 | Method for machining electromagnetic shielding plate for construction |
| CN2895600Y (en) * | 2006-03-30 | 2007-05-02 | 江苏爱富希新型建材有限公司 | Electromagnetic shielding decoration board |
| CN101148934A (en) * | 2006-09-21 | 2008-03-26 | 张志明 | Noncombustible sound absorption decorative plate and manufacturing method thereof |
-
2009
- 2009-09-02 CN CN200910195028A patent/CN102003054B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2378188Y (en) * | 1999-07-28 | 2000-05-17 | 中国林业科学研究院木材工业研究所 | Shielding electromagnetic wave wood composite board |
| JP2002361783A (en) * | 2001-06-01 | 2002-12-18 | Tsuchiya Rubber Kk | Electromagnetic wave shielding metal-rubber composite material |
| JP2003340809A (en) * | 2002-05-30 | 2003-12-02 | Kazuhide Kida | Ecological therapy system being combination of wood, burned material of natural calcium of waste shell or the like, recycled material of iron, aluminum, stainless steel or other metal or the like, etc., and customized healing ecological wood-faced system of arbitrary combination |
| CN2895600Y (en) * | 2006-03-30 | 2007-05-02 | 江苏爱富希新型建材有限公司 | Electromagnetic shielding decoration board |
| CN1827832A (en) * | 2006-03-31 | 2006-09-06 | 江苏爱富希新型建材有限公司 | Method for machining electromagnetic shielding plate for construction |
| CN101148934A (en) * | 2006-09-21 | 2008-03-26 | 张志明 | Noncombustible sound absorption decorative plate and manufacturing method thereof |
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