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Zinc-manganese ferrite loaded porous carbon microsphere wave-absorbing material and preparation method thereof
The invention relates to the technical field of wave-absorbing materials, and discloses a zinc-manganese ferrite loaded porous carbon microsphere wave-absorbing material which comprises the followingformula raw materials and components: zinc-manganese ferrite loaded carbon nanotubes, a surfactant, resorcinol, formaldehyde, tetraethoxysilane and urea. According to the zinc-manganese ferrite loadedporous carbon microsphere wave-absorbing material, the nano praseodymium-doped zinc manganese ferrite is Zn[0.5]Mn[0.5]Pr[0.02-0.09]Fe[1.91-1.98]O[4] is uniformly loaded on the surface of the carbonnanotubes; Pr<3+> is doped to replace part of Fe<3+> crystal lattices; the magnetic conductivity and the saturation magnetization intensity of the zinc-manganese ferrite are improved; the magnetic performance and the magnetic loss capability of the material are enhanced; a three-dimensional conductive network is formed between the carbon nanotubes and the praseodymium-doped nano zinc-manganese ferrite, so the dielectric loss of the material is enhanced, the impedance matching of the material is realized through the dielectric loss and the magnetic loss, zinc-manganese ferrite loaded porous carbon microspheres have rich nano-pore and mesoporous structures, and electromagnetic waves are continuously reflected and lost in the nano-pore and mesoporous structures.
本发明涉及吸波材料技术领域，且公开了一种锌锰铁氧体负载多孔碳微球吸波材料，包括以下配方原料及组分：锌锰铁氧体负载碳纳米管、表面活性剂、间二苯酚、甲醛、正硅酸乙酯、尿素。该一种锌锰铁氧体负载多孔碳微球吸波材料，纳米镨掺杂锌锰铁氧体ZnMnPrFeO，均匀负载到碳纳米管的表面，Pr掺杂取代了部分Fe的晶格，提高了锌锰铁氧体的磁导率和饱和磁化强度，增强了材料的磁性能和磁损耗能力，碳纳米管与镨掺杂纳米锌锰铁氧体之间形成三维导电网络，增强了材料的介电损耗，使材料通过介电损耗和磁损耗达到阻抗匹配，锌锰铁氧体负载多孔碳微球，具有丰富的纳米孔隙和介孔结构，电磁波在纳米孔隙和介孔结构中不断反射和损耗。
Zinc-manganese ferrite loaded porous carbon microsphere wave-absorbing material and preparation method thereof
The invention relates to the technical field of wave-absorbing materials, and discloses a zinc-manganese ferrite loaded porous carbon microsphere wave-absorbing material which comprises the followingformula raw materials and components: zinc-manganese ferrite loaded carbon nanotubes, a surfactant, resorcinol, formaldehyde, tetraethoxysilane and urea. According to the zinc-manganese ferrite loadedporous carbon microsphere wave-absorbing material, the nano praseodymium-doped zinc manganese ferrite is Zn[0.5]Mn[0.5]Pr[0.02-0.09]Fe[1.91-1.98]O[4] is uniformly loaded on the surface of the carbonnanotubes; Pr<3+> is doped to replace part of Fe<3+> crystal lattices; the magnetic conductivity and the saturation magnetization intensity of the zinc-manganese ferrite are improved; the magnetic performance and the magnetic loss capability of the material are enhanced; a three-dimensional conductive network is formed between the carbon nanotubes and the praseodymium-doped nano zinc-manganese ferrite, so the dielectric loss of the material is enhanced, the impedance matching of the material is realized through the dielectric loss and the magnetic loss, zinc-manganese ferrite loaded porous carbon microspheres have rich nano-pore and mesoporous structures, and electromagnetic waves are continuously reflected and lost in the nano-pore and mesoporous structures.
本发明涉及吸波材料技术领域，且公开了一种锌锰铁氧体负载多孔碳微球吸波材料，包括以下配方原料及组分：锌锰铁氧体负载碳纳米管、表面活性剂、间二苯酚、甲醛、正硅酸乙酯、尿素。该一种锌锰铁氧体负载多孔碳微球吸波材料，纳米镨掺杂锌锰铁氧体ZnMnPrFeO，均匀负载到碳纳米管的表面，Pr掺杂取代了部分Fe的晶格，提高了锌锰铁氧体的磁导率和饱和磁化强度，增强了材料的磁性能和磁损耗能力，碳纳米管与镨掺杂纳米锌锰铁氧体之间形成三维导电网络，增强了材料的介电损耗，使材料通过介电损耗和磁损耗达到阻抗匹配，锌锰铁氧体负载多孔碳微球，具有丰富的纳米孔隙和介孔结构，电磁波在纳米孔隙和介孔结构中不断反射和损耗。
Zinc-manganese ferrite loaded porous carbon microsphere wave-absorbing material and preparation method thereof
一种锌锰铁氧体负载多孔碳微球吸波材料及其制法
YE LINGFENG (author)
2020-08-07
Patent
Electronic Resource
Chinese
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