A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Composite material with sound insulation and electromagnetic shielding functions for building
The invention relates to the field of artificial acoustics and electromagnetic protection multifunctional metamaterials, in particular to a composite material with sound insulation and electromagnetic prevention functions for buildings, which comprises an electromagnetic metamaterial structure layer, a sound insulation layer and a reflecting layer, the electromagnetic metamaterial structure layer comprises one or more electromagnetic periodic structure layers; the electromagnetic periodic structure layer comprises a first substrate and a metamaterial periodic structure; the sound insulation layer comprises a sound insulation metamaterial structure; the electromagnetic metamaterial structure layer and the sound insulation layer are bonded through an adhesive layer, and the sound insulation layer and the reflecting layer are bonded through an adhesive layer. And the electromagnetic metamaterial structure layer has flexibility. The composite metamaterial provided by the invention has the characteristics of small size and multifunctionality, not only meets the sound insulation requirement, but also has an electromagnetic protection function, can be repeatedly used and is high in repairability, and the dielectric loss of the used protective layer polytetrafluoroethylene film is small; as a protective layer, the material has a stable dielectric constant and excellent chemical stability and biological safety.
本发明涉及人工声学、电磁防护多功能超材料领域，具体涉及一种用于建筑物的隔声防电磁功能的复合材料，包括电磁超材料结构层、隔声层和反射层；所述电磁超材料结构层包括一层及以上电磁周期结构层；所述电磁周期结构层包括第一衬底和超材料周期结构；所述隔声层包括隔声超材料结构；所述电磁超材料结构层和隔声层之间以及隔声层和反射层之间均通过胶层粘结；所述电磁超材料结构层具有柔性。本发明提供的复合超构材料，具有小尺寸多功能性特点，既满足隔声需求，又拥有电磁防护功能，超构材料可重复使用，修复性强，而且所使用的的防护层聚四氟乙烯薄膜的介电损耗小，作为防护层具有稳定的介电常数、优异的化学稳定性和生物安全性。
Composite material with sound insulation and electromagnetic shielding functions for building
The invention relates to the field of artificial acoustics and electromagnetic protection multifunctional metamaterials, in particular to a composite material with sound insulation and electromagnetic prevention functions for buildings, which comprises an electromagnetic metamaterial structure layer, a sound insulation layer and a reflecting layer, the electromagnetic metamaterial structure layer comprises one or more electromagnetic periodic structure layers; the electromagnetic periodic structure layer comprises a first substrate and a metamaterial periodic structure; the sound insulation layer comprises a sound insulation metamaterial structure; the electromagnetic metamaterial structure layer and the sound insulation layer are bonded through an adhesive layer, and the sound insulation layer and the reflecting layer are bonded through an adhesive layer. And the electromagnetic metamaterial structure layer has flexibility. The composite metamaterial provided by the invention has the characteristics of small size and multifunctionality, not only meets the sound insulation requirement, but also has an electromagnetic protection function, can be repeatedly used and is high in repairability, and the dielectric loss of the used protective layer polytetrafluoroethylene film is small; as a protective layer, the material has a stable dielectric constant and excellent chemical stability and biological safety.
本发明涉及人工声学、电磁防护多功能超材料领域，具体涉及一种用于建筑物的隔声防电磁功能的复合材料，包括电磁超材料结构层、隔声层和反射层；所述电磁超材料结构层包括一层及以上电磁周期结构层；所述电磁周期结构层包括第一衬底和超材料周期结构；所述隔声层包括隔声超材料结构；所述电磁超材料结构层和隔声层之间以及隔声层和反射层之间均通过胶层粘结；所述电磁超材料结构层具有柔性。本发明提供的复合超构材料，具有小尺寸多功能性特点，既满足隔声需求，又拥有电磁防护功能，超构材料可重复使用，修复性强，而且所使用的的防护层聚四氟乙烯薄膜的介电损耗小，作为防护层具有稳定的介电常数、优异的化学稳定性和生物安全性。
Composite material with sound insulation and electromagnetic shielding functions for building
一种用于建筑物的隔声防电磁功能的复合材料
HUANG SEN (author) / YANG MEIQI (author) / LI SIGUANG (author) / HE HAILANG (author)
2024-01-09
Patent
Electronic Resource
Chinese
IPC:
B32B
LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
,
Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse
/
E04B
Allgemeine Baukonstruktionen
,
GENERAL BUILDING CONSTRUCTIONS
/
H01Q
Antennen
,
ANTENNAS, i.e. RADIO AERIALS
/
H05K
PRINTED CIRCUITS
,
Gedruckte Schaltungen
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