CN106431378A - 一种高频无铅铁氧体材料的配方 - Google Patents

一种高频无铅铁氧体材料的配方 Download PDF

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CN106431378A
CN106431378A CN201610795690.3A CN201610795690A CN106431378A CN 106431378 A CN106431378 A CN 106431378A CN 201610795690 A CN201610795690 A CN 201610795690A CN 106431378 A CN106431378 A CN 106431378A
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ferrite material
formula
lead
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present
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彭焕林
徐勇翔
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Zhongshan Huayou Magnetic Core Material Co Ltd
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Zhongshan Huayou Magnetic Core Material Co Ltd
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Abstract

本发明公开了一种高频无铅铁氧体材料的配方，主料的组分及其配比为Fe2O3 46～49mol％、NiO 38～43mol％、ZnO 4.5～6.5mol％、Bi2O3 1～3mol％、其余为CuO；添加物的成分及其质量占主料总质量的百分比为：Co203 0.6～1.0wt％、MgO、1.0～1.5wt％、SiO2 2～4wt％、MnCO3 1～2wt％。本发明用Bi2O3取代PbO,并调整主料Fe2O3、NiO、CuO、ZnO的配比和其他添加物Co2O3、MgO、SiO2的添加量使得材料性能达到和接近含铅材的性能。

Description

一种高频无铅铁氧体材料的配方
技术领域
本发明涉及铁氧体材料领域，特别是指一种高频无铅铁氧体材料的配方。
背景技术
传统IFT(中频变压器)用的磁芯，采用的铁氧体材料因为高频性能的需要，使用的铁氧体材料都是含铅材，而欧盟ROHS和我国环保的要求,铅被列入禁用物质,虽然铁氧体行业Pb的使用获得了豁免,但敝司为了环保的考虑.计划开发出一系列的无铅材料。
发明内容
为解决上述技术问题，本发明的目的是提供一种高频无铅铁氧体材料的配方。
本发明的高频无铅铁氧体材料的配方，包括主料与添加物，其特征在于：
所述主料的组分及其配比为：
所述添加物的成分及其质量占主料总质量的百分比为：
本发明的有益效果为：
本发明用Bi2O3取代传统铁氧体材料中的PbO，对于有毒元素铅的使用量减少，使得本发明高频无铅铁氧体材料更加绿色环保，无毒无污染，同时，本发明的高频无铅铁氧体材料配方调整了主料Fe2O3、NiO、CuO、ZnO的配比，并结合其他添加物Co2O3、MgO、SiO2、MnCO3的添加量调整，使得材料性能达到和接近含铅材的性能。
附图说明
下面结合附图对本发明的具体实施方式做进一步的说明。
图1为本发明无铅材料与含铅材料的电容-频谱对比曲线图；
图2为本发明无铅材料与含铅材料的Q-频谱对比曲线图；
图3为本发明无铅材料与含铅材料的温度系数-温度对比曲线图。
具体实施方式
参阅图1-图3所示，为本发明的一种高频无铅铁氧体材料的配方，主料配比为Fe2O346～49mol％、NiO 38～43mol％、ZnO 4.5～6.5mol％、Bi2O3 1～3mol％、其余为CuO；添加物的成分及其质量占主料总质量的百分比为：Co203 0.6～1.0wt％、MgO、1.0～1.5wt％、SiO22～4wt％、MnCO3 1～2wt％。
下表为无铅材料与含铅材料的参数对比：
本发明用Bi2O3取代PbO,并调整主料Fe2O3、NiO、CuO、ZnO的配比和其他添加物Co2O3、MgO、SiO2的添加量使得材料性能达到和接近含铅材的性能。
以上所述仅为本发明的优先实施方式，本发明并不限定于上述实施方式，只要以基本相同手段实现本发明目的的技术方案都属于本发明的保护范围之内。

Claims (1)

1.一种高频无铅铁氧体材料的配方，包括主料与添加物，其特征在于：
所述主料的组分及其配比为：
所述添加物的成分及其质量占主料总质量的百分比为：
CN201610795690.3A 2016-08-31 2016-08-31 一种高频无铅铁氧体材料的配方 Pending CN106431378A (zh)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1388794A (zh) * 2000-08-21 2003-01-01 Tdk株式会社 铁氧体材料
CN101386530A (zh) * 2008-10-16 2009-03-18 广东风华高新科技股份有限公司 一种镍锌软磁铁氧体材料及其制备方法
CN101552074A (zh) * 2009-01-04 2009-10-07 贵阳晶华电子材料有限公司 一种NiZnCu铁氧体材料及其制备方法
CN101692365A (zh) * 2009-08-21 2010-04-07 广东风华高新科技股份有限公司 一种镍锌软磁铁氧体材料及其制备方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1388794A (zh) * 2000-08-21 2003-01-01 Tdk株式会社 铁氧体材料
CN101386530A (zh) * 2008-10-16 2009-03-18 广东风华高新科技股份有限公司 一种镍锌软磁铁氧体材料及其制备方法
CN101552074A (zh) * 2009-01-04 2009-10-07 贵阳晶华电子材料有限公司 一种NiZnCu铁氧体材料及其制备方法
CN101692365A (zh) * 2009-08-21 2010-04-07 广东风华高新科技股份有限公司 一种镍锌软磁铁氧体材料及其制备方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
夏德贵 等: "《软磁铁氧体制造原理与技术》", 31 December 2010, 陕西科学技术出版社 *

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