首页> 外国专利> HIGH PERFORMANCE HYBRID SHIELDING PANELS FOR EFFICIENTLY ATTENUATING HIGH FREQUENCY/MHZ-GHZ ELECTROMAGNETIC FIELDS AND DISTURBANCES ON THE BASIS OF NANOCONDUCTIVE STRUCTURES WITH DISTRIBUTED IMPEDANCE

HIGH PERFORMANCE HYBRID SHIELDING PANELS FOR EFFICIENTLY ATTENUATING HIGH FREQUENCY/MHZ-GHZ ELECTROMAGNETIC FIELDS AND DISTURBANCES ON THE BASIS OF NANOCONDUCTIVE STRUCTURES WITH DISTRIBUTED IMPEDANCE

机译:高性能混合屏蔽板,可有效衰减高频/ MHZ-GHZ电磁场和基于分布阻抗的纳米结构的扰动

摘要

The invention relates to a shielding panel for the attenuation of high frequency electromagnetic fields and disturbances. According to the invention, the panel is in the form of a layered structure composed of a nanoconductive layer with distributed impedance consisting of a sheet extruded from 80% recycled polyethylene, with additives, and 20% polyacrylonitril with the equivalent of 0.75% n-methylpyrrole of the total weight of the composite, an expanded polystyrene layer which forms a dielectric core, is dimensioned depending on the wavelength of the magnetic field to be shielded and in which there are cut some punched recesses in order to obtain a chiral honeycomb form, a nanoconductive layer with distributed impedance made on the basis of composites consisting of about 85% PE/PP extruded sheet additivated with oleic acid and about 20% polysulphone with the equivalent of 3.5% magnetite powder of the total weight of the composite, the structure being provided on the inside with 2 layers of aluminium sheets for protection.
机译:本发明涉及一种用于衰减高频电磁场和干扰的屏蔽板。根据本发明,面板为层状结构,其由具有分布阻抗的纳米导电层组成,该纳米导电层由由80%的回收聚乙烯,添加剂和20%的聚丙烯腈(相当于0.75%的n-甲基吡咯)挤出的片材组成。根据复合材料的总重量的多少,形成介电芯的发泡聚苯乙烯层的尺寸取决于要屏蔽的磁场的波长,并在其中切开一些冲孔,以获得手性蜂窝状结构。具有分布阻抗的纳米导电层,是基于复合材料制成的,该复合材料由约85%的掺有油酸的PE / PP挤出片材和约20%的聚砜组成,复合材料总重量的3.5%磁铁矿粉当量内部有2层铝板用于保护。

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