Nickel selenide-carbon nanotube microsphere / polyimide composite wave-absorbing material with porous structure and preparation method of nickel selenide-carbon nanotube microsphere / polyimide composite wave-absorbing material

By adding nickel selenide-carbon nanotube microspheres to the polyimide matrix, the nickel selenide-carbon nanotube microspheres/polyimide composite material with a porous structure, the harm of electromagnetic wave radiation in the prior art is solved. The problem is that high-performance electromagnetic wave absorption effect is achieved, with wide band and strong reflection loss performance.

CN119192838AActive Publication Date: 2024-12-27CHANGSHA UNIVERSITY
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Patent Information

Application Number
CN202411302715.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-19
Publication Date
2024-12-27
Estimated Expiration
2044-09-19

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Abstract

The invention discloses a nickel selenide-carbon nanotube microsphere / polyimide composite wave-absorbing material with a porous structure and a preparation method of the nickel selenide-carbon nanotube microsphere / polyimide composite wave-absorbing material, and the nickel selenide-carbon nanotube microsphere / polyimide composite wave-absorbing material with the porous foam structure is prepared by taking polyimide as a matrix and nickel selenide-carbon nanotube microspheres as a multi-component filler. And the conductive film has conductivity, heat insulation property, compression resistance and electromagnetic wave absorption property.
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