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Three-dimensional lattice structure high-temperature wave-absorbing material based on MXene aerogel/ceramic honeycomb and preparation method of three-dimensional lattice structure high-temperature wave-absorbing material
The invention relates to the technical field of wave-absorbing composite materials, and particularly discloses a three-dimensional lattice structure high-temperature wave-absorbing material based on MXene aerogel/ceramic honeycomb, which is of a multi-layer structure and sequentially comprises an oxide ceramic wave-transparent skin, a three-dimensional lattice structure and a composite material reflecting skin from outside to inside, the three-dimensional lattice structure is composed of a honeycomb structure and an MXene composite aerogel wave-absorbing material filling phase filled in the honeycomb structure. According to the MXene aerogel/ceramic honeycomb-based three-dimensional lattice structure high-temperature wave-absorbing material, the effective absorption frequency band width with the reflectivity lower than-10 dB can reach 10 GHz or above, and the MXene aerogel/ceramic honeycomb-based three-dimensional lattice structure high-temperature wave-absorbing material has the broadband wave-absorbing characteristic; the MXene composite aerogel wave-absorbing material (the density is 2 mg/cm < 3 >-15 mg/cm < 3 >) and the light ceramic honeycomb structure carrier form a three-dimensional lattice structure, the low-density characteristic is achieved, meanwhile, the effective absorption frequency band width with the reflectivity lower than-10 dB can reach 10 GHz or above, the broadband wave-absorbing performance is achieved, and the performance requirements of light weight, broadband wave-absorbing and the like of parts can be met.
本发明涉及吸波复合材料技术领域，具体公开了一种基于MXene气凝胶/陶瓷蜂窝的三维点阵结构高温吸波材料，为多层结构，由外至内依次包括氧化物陶瓷透波蒙皮、三维点阵结构、复合材料反射蒙皮，所述三维点阵结构由蜂窝结构和填充在蜂窝结构中MXene复合气凝胶吸波材料填充相构成的。本发明的基于MXene气凝胶/陶瓷蜂窝的三维点阵结构高温吸波材料，反射率低于‑10dB的有效吸收频带宽度可达10 GHz以上，具有宽频吸波特性；使用MXene复合气凝胶吸波材料（密度2mg/cm3~15mg/cm3）和轻质陶瓷蜂窝结构载体构成三维点阵结构，具有低密度特性，同时反射率低于‑10dB的有效吸收频带宽度可达10GHz以上，具有宽频吸波性能，能够满足部件轻量化、宽频吸波等性能要求。
Three-dimensional lattice structure high-temperature wave-absorbing material based on MXene aerogel/ceramic honeycomb and preparation method of three-dimensional lattice structure high-temperature wave-absorbing material
The invention relates to the technical field of wave-absorbing composite materials, and particularly discloses a three-dimensional lattice structure high-temperature wave-absorbing material based on MXene aerogel/ceramic honeycomb, which is of a multi-layer structure and sequentially comprises an oxide ceramic wave-transparent skin, a three-dimensional lattice structure and a composite material reflecting skin from outside to inside, the three-dimensional lattice structure is composed of a honeycomb structure and an MXene composite aerogel wave-absorbing material filling phase filled in the honeycomb structure. According to the MXene aerogel/ceramic honeycomb-based three-dimensional lattice structure high-temperature wave-absorbing material, the effective absorption frequency band width with the reflectivity lower than-10 dB can reach 10 GHz or above, and the MXene aerogel/ceramic honeycomb-based three-dimensional lattice structure high-temperature wave-absorbing material has the broadband wave-absorbing characteristic; the MXene composite aerogel wave-absorbing material (the density is 2 mg/cm < 3 >-15 mg/cm < 3 >) and the light ceramic honeycomb structure carrier form a three-dimensional lattice structure, the low-density characteristic is achieved, meanwhile, the effective absorption frequency band width with the reflectivity lower than-10 dB can reach 10 GHz or above, the broadband wave-absorbing performance is achieved, and the performance requirements of light weight, broadband wave-absorbing and the like of parts can be met.
本发明涉及吸波复合材料技术领域，具体公开了一种基于MXene气凝胶/陶瓷蜂窝的三维点阵结构高温吸波材料，为多层结构，由外至内依次包括氧化物陶瓷透波蒙皮、三维点阵结构、复合材料反射蒙皮，所述三维点阵结构由蜂窝结构和填充在蜂窝结构中MXene复合气凝胶吸波材料填充相构成的。本发明的基于MXene气凝胶/陶瓷蜂窝的三维点阵结构高温吸波材料，反射率低于‑10dB的有效吸收频带宽度可达10 GHz以上，具有宽频吸波特性；使用MXene复合气凝胶吸波材料（密度2mg/cm3~15mg/cm3）和轻质陶瓷蜂窝结构载体构成三维点阵结构，具有低密度特性，同时反射率低于‑10dB的有效吸收频带宽度可达10GHz以上，具有宽频吸波性能，能够满足部件轻量化、宽频吸波等性能要求。
Three-dimensional lattice structure high-temperature wave-absorbing material based on MXene aerogel/ceramic honeycomb and preparation method of three-dimensional lattice structure high-temperature wave-absorbing material
一种基于MXene气凝胶/陶瓷蜂窝的三维点阵结构高温吸波材料及其制备方法
YANG MINGLONG (author) / LIU HAITAO (author) / SUN XUN (author)
2023-10-10
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
/
B29C
Formen oder Verbinden von Kunststoffen
,
SHAPING OR JOINING OF PLASTICS
/
B82Y
Bestimmter Gebrauch oder bestimmte Anwendung von Nanostrukturen
,
SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES
/
C01B
NON-METALLIC ELEMENTS
,
Nichtmetallische Elemente
/
C04B
Kalk
,
LIME
/
H01Q
Antennen
,
ANTENNAS, i.e. RADIO AERIALS
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