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Manganese zinc ferrite magnetic dielectric powder and preparation method thereof
The invention relates to manganese zinc ferrite magnetic dielectric powder and a preparation method thereof. Belongs to the field of metal powder processing, the magnetic dielectric powder is prepared by mixing manganese oxide, zinc oxide and iron oxide according to a specific mass ratio and carrying out two times of high-temperature sintering, the magnetic conductivity of the magnetic dielectric powder under the frequency band of 1GHz is larger than 150, the magnetic loss is smaller than 10 <-2 >, and the change rate of the magnetic conductivity within the temperature range of-40 DEG C to 85 DEG C is smaller than 15%. And excellent high-frequency characteristics and temperature stability are realized. The preparation method is simple and convenient to operate, does not need to add any other additive, and is economical and environment-friendly. The manganese-zinc ferrite magnetic dielectric material is used as magnetic elements such as inductors and capacitors in high-frequency electronic equipment, can effectively improve the working performance and reliability of the equipment, reduce the volume of the equipment and prolong the service life, and has wide application prospects.
本发明涉及一种锰锌铁氧体磁介电粉末及其制备方法。属于金属粉末加工领域，该磁介电粉末由氧化锰、氧化锌和氧化铁按照特定质量比例混合并进行两次高温烧结制成，其在1GHz频段下的磁导率大于150，磁损耗小于10‑2，且在‑40℃到85℃的温度范围内磁导率的变化率小于15%，具有优秀的高频特性和温度稳定性。该制备方法操作简便，无需添加任何其他添加剂，且经济环保。这种锰锌铁氧体磁介电材料在高频电子设备中作为磁性元件如电感器、电容器等使用，可以有效地提高设备的工作性能和可靠性，减小设备的体积，延长使用寿命，具有广阔的应用前景。
Manganese zinc ferrite magnetic dielectric powder and preparation method thereof
The invention relates to manganese zinc ferrite magnetic dielectric powder and a preparation method thereof. Belongs to the field of metal powder processing, the magnetic dielectric powder is prepared by mixing manganese oxide, zinc oxide and iron oxide according to a specific mass ratio and carrying out two times of high-temperature sintering, the magnetic conductivity of the magnetic dielectric powder under the frequency band of 1GHz is larger than 150, the magnetic loss is smaller than 10 <-2 >, and the change rate of the magnetic conductivity within the temperature range of-40 DEG C to 85 DEG C is smaller than 15%. And excellent high-frequency characteristics and temperature stability are realized. The preparation method is simple and convenient to operate, does not need to add any other additive, and is economical and environment-friendly. The manganese-zinc ferrite magnetic dielectric material is used as magnetic elements such as inductors and capacitors in high-frequency electronic equipment, can effectively improve the working performance and reliability of the equipment, reduce the volume of the equipment and prolong the service life, and has wide application prospects.
本发明涉及一种锰锌铁氧体磁介电粉末及其制备方法。属于金属粉末加工领域，该磁介电粉末由氧化锰、氧化锌和氧化铁按照特定质量比例混合并进行两次高温烧结制成，其在1GHz频段下的磁导率大于150，磁损耗小于10‑2，且在‑40℃到85℃的温度范围内磁导率的变化率小于15%，具有优秀的高频特性和温度稳定性。该制备方法操作简便，无需添加任何其他添加剂，且经济环保。这种锰锌铁氧体磁介电材料在高频电子设备中作为磁性元件如电感器、电容器等使用，可以有效地提高设备的工作性能和可靠性，减小设备的体积，延长使用寿命，具有广阔的应用前景。
Manganese zinc ferrite magnetic dielectric powder and preparation method thereof
一种锰锌铁氧体磁介电粉末及其制备方法
HE YIKUI (author) / SONG KE (author) / SHUAI XIANG (author)
2024-08-09
Patent
Electronic Resource
Chinese
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