Ferrite-base composite magnetic dielectric antenna substrate material and preparation method thereof
An antenna substrate and ferrite technology, which is applied in the field of composite magnetic dielectric antenna substrate materials and their preparation, achieves the effects of wide bandwidth, easy mastery and promotion, and low magnetic permeability
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[0027] a Co 2 The composite magnetic antenna substrate material with Z ferrite as the matrix is composed of 90% by mass of the main phase material and 10% by mass of the auxiliary phase material. The main phase material is Co 2 Z-type hexagonal ferrite, its formula molecular formula is Ba 1.5 Sr 1.5 co 2 Fe 22 o 41 ; The auxiliary phase material is polyimide resin (manufactured by Huizhi Technology Co., Ltd., PI-031 polyimide resin).
[0028] The specific preparation method of the above-mentioned composite magnetic dielectric antenna substrate material is as follows:
[0029] Step 1: Fe 2 o 3 、BaCO 3 , SrCO 3 and Co 2 o 3 As raw material, according to Co 2 Molecular formula of Z-type ferrite formula Ba 3-x Sr x co 2 Fe 24-y o 41 The proportion of metal elements in the Fe 2 o 3 、BaCO 3 , SrCO 3 and Co 2 o 3 The mass percentage of mass percentage is weighed, mixed, and dried after a ball mill for 4 hours; wherein the value of x is 1.5, and the value of ...
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