CN105755819A - Fireproof electromagnetic shielding and radiation protection cloth - Google Patents
Fireproof electromagnetic shielding and radiation protection cloth Download PDFInfo
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- CN105755819A CN105755819A CN201610171052.4A CN201610171052A CN105755819A CN 105755819 A CN105755819 A CN 105755819A CN 201610171052 A CN201610171052 A CN 201610171052A CN 105755819 A CN105755819 A CN 105755819A
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- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
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- D06M11/77—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 silicon or compounds thereof
- D06M11/79—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 silicon or compounds thereof with silicon dioxide, silicic acids or their salts
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- 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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- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/35—Heterocyclic compounds
- D06M13/355—Heterocyclic compounds having six-membered heterocyclic rings
- D06M13/358—Triazines
- D06M13/364—Cyanuric acid; Isocyanuric acid; Derivatives thereof
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- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
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- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/26—Polymers or copolymers of unsaturated carboxylic acids or derivatives thereof
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- Textile Engineering (AREA)
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Abstract
The invention discloses fireproof electromagnetic shielding and radiation protection cloth. The fireproof electromagnetic shielding and radiation protection cloth comprises a substrate layer, a composite metal plating, a high-temperature resisting layer, an oxidation-resisting layer and a fireproof layer, wherein the substrate layer is formed by uniformly soaking cloth of the substrate layer into a mixed solution of 30% nanosilver and a 70% binder and drying the cloth; the composite metal plating is located above the substrate layer; the fireproof layer is arranged above the composite metal plating; the high-temperature resisting layer is arranged between the fireproof layer and the composite metal plating; the oxidation-resisting layer is arranged above the fireproof layer. The radiation protection cloth has the higher electromagnetic shielding efficacy in a wider range and has excellent fireproof, oxidation-resisting and high-temperature resisting properties.
Description
Technical field
The present invention relates to a kind of electromagnetic shielding Antiradiation protection cloth, specifically a kind of fire-type electromagnetic shielding Antiradiation protection cloth.
Background technology
Fast development along with hyundai electronics electrical equipment industry, various wireless communication systems and electronic device quantity sharply increase, causing that electromagnetic interference and electromagnetic compatibility phenomenon are day by day serious, electromagnetic radiation pollution problem is outstanding day by day, and therefore electromagnetic radiation pollution increasingly receives the concern of people.The electromagnetic interference that electromagnetic radiation produces not only has influence on the performance of electronic product and realizes, and the mankind and other organism can be caused serious injury by the electromagnetic pollution caused therefrom.Shielding is the transmission channel utilizing shield (having the material of particular characteristic) prevention or decay electromagnetic interference energy, thus suppressing electromagnetic interference.For preventing interference and the leakage that electromagenetic wave radiation causes, utilizing electromagnetic shielding material to carry out electromagnetic shielding is the main method adopted at present.Existing shielding material includes electromagnetic shielding metallic plate, electromagnetic shield cloth etc.; wherein electromagnetic shield cloth is widely used in computer, microwave, antistatic, professional's labor protection clothing such as explosion-proof, maternity dress, the shielding tent of military use, shielding curtain, equipment drop cloth, the electrostatic defending of electronic instrument and information security shielding etc..At present, on market, existing electromagnetic shield cloth mainly has addition tinsel or conductive fiber when weaving cotton cloth to make, this kind of method tinsel easy fracture in process of production, and pliability is poor, and shield effectiveness is undesirable；Also having some electromagnetic shield cloths is metal-coated fabric, and it generally there is also the problems such as metal is perishable, oxidizable, non-refractory, coating are easy to fall off, fire line is poor, far from the purposes under special environment explosion-proof suitable in some, military.
Summary of the invention
For problems of the prior art, the invention provides a kind of fire-type electromagnetic shielding Antiradiation protection cloth.This Antiradiation protection cloth has higher electromagnet shield effect in relative broad range, and has the fire prevention of excellence, antioxidation and resistance to elevated temperatures.
The present invention is by the following technical solutions:
A kind of fire-type electromagnetic shielding Antiradiation protection cloth, it is characterized in that, it includes hypothallus, complex metal plating layer, high-temperature-resistant layer, anti oxidation layer and fireprotection layer, and described hypothallus is to be immersed in the mixed solution of 30% nanometer silver and 70% binding agent composition to infiltrate dry after uniformly forming by hypothallus cloth；Described complex metal plating layer is positioned at above hypothallus；Described complex metal plating layer is arranged over fireprotection layer；It is provided with high-temperature-resistant layer between described fireprotection layer and complex metal plating layer；Described fireprotection layer is also arranged above anti oxidation layer.
Described nanometer silver is particle diameter is the particle of 20-30nm；Described binding agent is the carboxymethylcellulose sodium solution of 5%.
Described complex metal plating layer is nickel coating: copper plate: the thickness of nickel coating is made according to the ratio of 1:2:1, and described complex metal plating layer gross thickness is 0.2-0.3mm.
Described anti oxidation layer is that the coating coating being made up of graphite 55%, ceramic 15%, nano silicon 3%, binding agent 5%, silicate 5% and excess water is prepared from.
Described anti oxidation layer thickness is 0.5-1mm.
Described high-temperature-resistant layer is silicone resin coating, and thickness is 0.3-0.5mm.
Described fireprotection layer is that the coating coating being made up of APP 30%, tripolycyanamide 30%, epoxy resin 20%, sodium silicate 5%, nano silicon 5%, tetramethylolmethane 10% is prepared from.
Described fireprotection layer thickness is 0.1-0.3mm.
Described hypothallus cloth is the tatting of cotton, fiber crops, silk, terylene, chinlon, acrylic or its blending, nitride layer knitting, woven or nonwoven layer.
In the present invention, complex metal plating layer is to adopt conventional metallization film plating process, such as magnetron sputtering method or galvanoplastic.
The invention has the beneficial effects as follows:
1) shield effectiveness is high.The present invention achieves product have higher shield effectiveness in the scope that 10MHZ ~ 40GHz is wider by regulating metal species and content and functional layer position, and its shield effectiveness can reach more than 80dB.
2) functional by force.Compared with common metal coating cloth, the cloth of the present invention has good pliability, electric conductivity, non-oxidizability, heat-resisting quantity, antibiotic property and fire line by the optimized choice of coating, functional extremely strong, it is suitable for multiple fields such as civilian, military, telecommunications and the special environment such as explosion-proof.Several functions coating is also still better by its toughness afterwards, this is owing to anti oxidation layer and fire prevention interlayer all with the addition of appropriate Nano particles of silicon dioxide, the problem that its hardness that use due to complex metal plating layer is brought is big has obvious toughening effect, maintaining the pliability of hypothallus material, plasticity is extremely strong.Fireprotection layer of the present invention in high temperature environments, sodium silicate in component and nano silicon and other components with the use of, not only acted as the fire-retardant effect of synergistic and can also strengthen the toughness of product, fire protecting performance is good.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure, 1 is hypothallus, and 2 is complex metal plating layer, and 3 is high-temperature-resistant layer, and 4 is fireprotection layer, and 5 is anti oxidation layer.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Embodiment 1
A kind of fire-type electromagnetic shielding Antiradiation protection cloth, it includes hypothallus, complex metal plating layer, high-temperature-resistant layer, fireprotection layer and anti oxidation layer from top to bottom successively.
Its concrete preparation method is as follows:
1) tatting of cotton, fiber crops, silk, terylene, chinlon, acrylic or its blending, nitride layer knitting, woven or nonwoven layer are chosen as hypothallus cloth；
2) it is that 20-30nm nanometer silver 30g is dispersed in the carboxymethylcellulose sodium solution of 70g5% and makes mixed solution, then immerse wherein by hypothallus cloth by particle diameter, takes out after infiltration completely and dry；
3) on hypothallus after the drying conventionally metallization film plating process successively by metallic nickel, metallic copper, metallic nickel according to thickness than 1:2:1 ratio uniform plating constitute complex metal plating layer from the teeth outwards, complex metal plating layer gross thickness is 0.2-0.3mm；
4) silicone resin coating is coated uniformly on composition high-temperature-resistant layer on complex metal plating layer, and freeze-day with constant temperature, coating layer thickness is 0.3-0.5mm；
5) coating that APP 30%, tripolycyanamide 30%, epoxy resin 20%, sodium silicate 5%, nano silicon 5%, tetramethylolmethane 10% form is coated uniformly on composition fireprotection layer on high-temperature-resistant layer, and freeze-day with constant temperature, coating layer thickness is 0.1-0.3mm；
6) coating being made up of graphite 55%, ceramic 15%, nano silicon 3%, binding agent 5%, silicate 5% and excess water is coated uniformly on freeze-day with constant temperature on fireprotection layer and obtains final products, fire resisting covering 0.5-1mm.
The fire-type electromagnetic shielding Antiradiation protection cloth prepared by above-described embodiment carries out shielding properties test.The electromagnetic shielding Antiradiation protection cloth sample of embodiment 1 preparation is carried out capability of electromagnetic shielding test by the method adopting SJ20524-1995 in the frequency range of 10MHZ ~ 40GHz, its shield effectiveness is 80-86dB, thus the present invention has higher shield effectiveness in wider frequency range, it is the electromagnetic shielded product of a kind of excellence, can be used for effectively preventing all kinds of electromagnetic radiation pollution and telecommunications purposes.
The fire-type electromagnetic shielding Antiradiation protection cloth prepared in above-described embodiment is carried out fire protecting performance test.According to the standard GB/T 5455-85 experimental technique specified, to products measure flame-retardant textile char length of the present invention, after flame time and duration of fire resistance.Test result is as follows: flame-retardant textile char length≤120mm；After flame time≤5s；The time of glowing≤20s.It can thus be appreciated that, the fire protecting performance of the electromagnetic shielding Antiradiation protection cloth of the present invention is better, by the various components of fire prevention interlayer and content are optimized, each component microcosmic there occurs that mutual chemical action has reached good flame retardant effect, with other functional component synergism be simultaneously the present invention functional by force, the use time is permanent, high temperature resistant, shield effectiveness advantages of higher.
Above specific embodiments of the invention are described.It is to be appreciated that the invention is not limited in above-mentioned particular implementation, those skilled in the art can make various deformation or amendment within the scope of the claims, and this has no effect on the flesh and blood of the present invention.
Claims (9)
1. a fire-type electromagnetic shielding Antiradiation protection cloth, it is characterized in that, it includes hypothallus, complex metal plating layer, high-temperature-resistant layer, anti oxidation layer and fireprotection layer, and described hypothallus is to be immersed in the mixed solution of 30% nanometer silver and 70% binding agent composition to infiltrate dry after uniformly forming by hypothallus cloth；Described complex metal plating layer is positioned at above hypothallus；Described complex metal plating layer is arranged over fireprotection layer；It is provided with high-temperature-resistant layer between described fireprotection layer and complex metal plating layer；Described fireprotection layer is also arranged above anti oxidation layer.
2. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterised in that described nanometer silver is particle diameter is the particle of 20-30nm；Described binding agent is the carboxymethylcellulose sodium solution of 5%.
3. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterised in that described complex metal plating layer is nickel coating: copper plate: the thickness of nickel coating is made according to the ratio of 1:2:1, and described complex metal plating layer gross thickness is 0.2-0.3mm.
4. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterised in that described anti oxidation layer is that the coating coating being made up of graphite 55%, ceramic 15%, nano silicon 3%, binding agent 5%, silicate 5% and excess water is prepared from.
5. the fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1 or 3, it is characterised in that described anti oxidation layer thickness is 0.5-1mm.
6. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterised in that described high-temperature-resistant layer is silicone resin coating, and thickness is 0.3-0.5mm.
7. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterized in that, described fireprotection layer is that the coating coating being made up of APP 30%, tripolycyanamide 30%, epoxy resin 20%, sodium silicate 5%, nano silicon 5%, tetramethylolmethane 10% is prepared from.
8. the fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1 or 6, it is characterised in that described fireprotection layer thickness is 0.1-0.3mm.
9. fire-type electromagnetic shielding Antiradiation protection cloth according to claim 1, it is characterised in that described hypothallus cloth is the tatting of cotton, fiber crops, silk, terylene, chinlon, acrylic or its blending, nitride layer knitting, woven or nonwoven layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610171052.4A CN105755819B (en) | 2016-03-24 | 2016-03-24 | A kind of fire-type is electromagnetically shielded Antiradiation protection cloth |
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| CN201610171052.4A CN105755819B (en) | 2016-03-24 | 2016-03-24 | A kind of fire-type is electromagnetically shielded Antiradiation protection cloth |
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| CN105755819B CN105755819B (en) | 2018-01-23 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109392239A (en) * | 2018-09-29 | 2019-02-26 | 江苏芯力特电子科技有限公司 | A kind of heat-resisting flame-retardant ceramic printed-circuit board |
| CN112981976A (en) * | 2021-02-06 | 2021-06-18 | 李金赛 | Fireproof tent fabric and preparation method thereof |
| CN113400731A (en) * | 2021-05-17 | 2021-09-17 | 昆山翌铭汽车配件有限公司 | Electromagnetic shielding composite coating, breathable electromagnetic shielding heat insulation cloth and preparation process thereof |
| CN115534443A (en) * | 2022-10-08 | 2022-12-30 | 苏州盛达飞智能科技股份有限公司 | Electromagnetic shielding material for hard package |
| CN116289190A (en) * | 2023-05-12 | 2023-06-23 | 深圳启赋科创技术有限公司 | Electromagnetic shielding material |
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| CN1558017A (en) * | 2004-01-13 | 2004-12-29 | 长沙力元新材料股份有限公司 | Nickel-copper composite metal textile and preparation method thereof |
| CN1869320A (en) * | 2005-05-26 | 2006-11-29 | 裴钟浩 | Carbon-plated heating face fabric and method for manufacturing same |
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