CN106971814A - 一种结构化电感陶瓷磁性材料 - Google Patents

一种结构化电感陶瓷磁性材料 Download PDF

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CN106971814A
CN106971814A CN201710183850.3A CN201710183850A CN106971814A CN 106971814 A CN106971814 A CN 106971814A CN 201710183850 A CN201710183850 A CN 201710183850A CN 106971814 A CN106971814 A CN 106971814A
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黄荣翠
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Suzhou Cuinan Electronic Technology Co Ltd
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    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
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    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
    • C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
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    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/20—Ferrites
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/18—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by cathode sputtering
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Abstract

本发明公开了一种结构化电感陶瓷磁性材料，包括磁性基层、磁性增强层和陶瓷表层，磁性基层的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层的材料中包括铁95.5‑98份、硅0.25‑0.5份、氧化硼0.5‑1.5份，氧化铬0.5‑1.5份和氧化锌0.2‑1份，磁性增强层包裹在磁性基层的***形成磁性材料，且磁性增强层选用高磁导率的软磁性材料，磁性增强层在相对于磁性基层的另一面设置有陶瓷表层。本发明在磁性材料上电沉积有陶瓷薄膜形成陶瓷表层，能够有效提高磁性材料的整体硬度，减少因外装树脂的渗入而影响磁性材料硬度的情况，有效的保证电感元件的可靠性、综合性能及元件特性。

Description

一种结构化电感陶瓷磁性材料
技术领域
本发明涉及电子元器件材料技术领域，尤其涉及一种结构化电感陶瓷磁性材料。
背景技术
基于目前行动装置的尺寸缩小化的趋势，电池储存电量亦因装置的尺寸减小而随之减少，基于行动装置的充电需求，变压器及其电感元件普遍设置于各式电子产品中。其中电感元件的磁性主体大体为磁性材料，磁性材料是一种用途广泛的功能材料，由于外装树脂的渗入会直接影响磁性材料的硬度，进而可能影响电感元件的可靠性及元件特性。众所周知，陶瓷材料硬度高，耐磨性、耐蚀性和耐高温氧化性能好，在磁性材料的表面沉积陶瓷薄膜，可结合陶瓷上述优点和磁性材料本身的优点，能够获得具有良好可靠性、综合性能良好及电磁特性优异的电感元件。
因此，为了解决上述存在的技术缺陷，本发明特提供了一种新的技术方案。
发明内容
本发明的目的是提供了一种结构化电感陶瓷磁性材料。
本发明针对上述技术缺陷所提出的技术方案是：
一种结构化电感陶瓷磁性材料，包括磁性基层、磁性增强层和陶瓷表层，所述磁性基层的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层的材料中包括铁95.5-98份、硅0.25-0.5份、氧化硼0.5-1.5份，氧化铬0.5-1.5份和氧化锌0.2-1份，所述磁性增强层包裹在磁性基层的***形成磁性材料，且磁性增强层选用高磁导率的软磁性材料，所述磁性增强层在相对于磁性基层的另一面设置有陶瓷表层。
进一步地，所述100重量份的磁性基层的材料中包括铁96.5份、硅0.5份、氧化硼1.5份，氧化铬1份和氧化锌0.5份。
进一步地，所述100重量份的磁性基层的材料中包括铁98份、硅0.25份、氧化硼1份，氧化铬0.5份和氧化锌0.25份。
进一步地，所述磁性增强层的软磁性材料为硅钢片、坡莫合金或铁氧体中的任意一种。
进一步地，所述磁性材料通过沉积的方式在磁性增强层表面沉积有陶瓷表层。
进一步地，在所述磁性材料表面沉积陶瓷表层的操作如下：
a：将磁性材料等待沉积的表面进行抛光、脱脂、清洗以及去应力退火等预处理；
b：在磁性材料预处理过的表面进行电镀处理，形成镍或锌过渡层；
c：将电镀有镍或锌过渡层的磁性材料实施共溅射处理，利用陶瓷靶材在镍或锌过渡层上沉积陶瓷薄膜形成陶瓷表层；
d：将沉积有陶瓷表层的磁性材料置于烘箱内焙烧、保温、冷却后即得。
本发明的有益效果是：本发明在磁性材料上电沉积有陶瓷薄膜形成陶瓷表层，能够有效提高磁性材料的整体硬度，减少因外装树脂的渗入而影响磁性材料硬度的情况，有效的保证电感元件的可靠性、综合性能及元件特性。
附图说明
下面结合附图和具体实施方式对本发明作进一步详细描述。
图1为本发明的结构示意图。
其中：1、磁性基层，2、磁性增强层，3、陶瓷表层。
具体实施方式
为了加深对本发明的理解，下面将结合实施例和附图对本发明作进一步详述，该实施例仅用于解释本发明，并不构成对本发明的保护范围的限定。
实施例1
如图1所示的一种结构化电感陶瓷磁性材料，包括磁性基层1、磁性增强层2和陶瓷表层3，磁性基层1的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层的材料中包括铁96.5份、硅0.5份、氧化硼1.5份，氧化铬1份和氧化锌0.5份，磁性增强层2包裹在磁性基层1的***形成磁性材料，且磁性增强层2选用高磁导率的软磁性材料，具体为硅钢片，磁性增强2层在相对于磁性基层1的另一面设置有陶瓷表层3，磁性材料通过沉积的方式在磁性增强层表面沉积有陶瓷表3层，具体操作如下：a：将磁性材料等待沉积的表面进行抛光、脱脂、清洗以及去应力退火等预处理；b：在磁性材料预处理过的表面进行电镀处理，形成镍或锌过渡层；c：将电镀有镍或锌过渡层的磁性材料实施共溅射处理，利用陶瓷靶材在镍或锌过渡层上沉积陶瓷薄膜形成陶瓷表层3；d：将沉积有陶瓷表层3的磁性材料置于烘箱内焙烧、保温、冷却后即得。
实施例2
如图1所示的一种结构化电感陶瓷磁性材料，包括磁性基层1、磁性增强层2和陶瓷表层3，磁性基层1的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层1的材料中包括铁97.5份、硅0.3份、氧化硼1份，氧化铬1份和氧化锌0.2份，磁性增强层2包裹在磁性基层1的***形成磁性材料，且磁性增强层2选用高磁导率的软磁性材料，具体为坡莫合金，磁性增强层2在相对于磁性基层1的另一面设置有陶瓷表层3，磁性材料通过沉积的方式在磁性增强层2表面沉积有陶瓷表层3，具体操作如下：a：将磁性材料等待沉积的表面进行抛光、脱脂、清洗以及去应力退火等预处理；b：在磁性材料预处理过的表面进行电镀处理，形成镍或锌过渡层；c：将电镀有镍或锌过渡层的磁性材料实施共溅射处理，利用陶瓷靶材在镍或锌过渡层上沉积陶瓷薄膜形成陶瓷表层3；d：将沉积有陶瓷表层3的磁性材料置于烘箱内焙烧、保温、冷却后即得。
实施例3
如图1所示的一种结构化电感陶瓷磁性材料，包括磁性基层1、磁性增强层2和陶瓷表层3，磁性基层1的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层1的材料中包括铁98份、硅0.25份、氧化硼1份，氧化铬0.5份和氧化锌0.25份，磁性增强层2包裹在磁性基层1的***形成磁性材料，且磁性增强层2选用高磁导率的软磁性材料，具体为铁氧体，磁性增强层2在相对于磁性基层1的另一面设置有陶瓷表层3，磁性材料通过沉积的方式在磁性增强层2表面沉积有陶瓷表层3，具体操作如下：a：将磁性材料等待沉积的表面进行抛光、脱脂、清洗以及去应力退火等预处理；b：在磁性材料预处理过的表面进行电镀处理，形成镍或锌过渡层；c：将电镀有镍或锌过渡层的磁性材料实施共溅射处理，利用陶瓷靶材在镍或锌过渡层上沉积陶瓷薄膜形成陶瓷表层；d：将沉积有陶瓷表层3的磁性材料置于烘箱内焙烧、保温、冷却后即得。
本发明的有益效果是：本发明在磁性材料上电沉积有陶瓷薄膜形成陶瓷表层，能够有效提高磁性材料的整体硬度，减少因外装树脂的渗入而影响磁性材料硬度的情况，有效的保证电感元件的可靠性、综合性能及元件特性。
以上所述仅为本发明的优选实施例而已，并不用于限制本发明，对于本领域的技术人员来说，本发明可以有各种更改和变化。凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。

Claims (6)

1.一种结构化电感陶瓷磁性材料，包括磁性基层、磁性增强层和陶瓷表层，其特征在于：所述磁性基层的材料包括铁、硅、氧化硼、氧化铬和氧化锌，其中，100重量份的磁性基层的材料中包括铁95.5-98份、硅0.25-0.5份、氧化硼0.5-1.5份，氧化铬0.5-1.5份和氧化锌0.2-1份，所述磁性增强层包裹在磁性基层的***形成磁性材料，且磁性增强层选用高磁导率的软磁性材料，所述磁性增强层在相对于磁性基层的另一面设置有陶瓷表层。
2.根据权利要求1所述的一种结构化电感陶瓷磁性材料，其特征在于：所述100重量份的磁性基层的材料中包括铁96.5份、硅0.5份、氧化硼1.5份，氧化铬1份和氧化锌0.5份。
3.根据权利要求1所述的一种结构化电感陶瓷磁性材料，其特征在于：所述100重量份的磁性基层的材料中包括铁98份、硅0.25份、氧化硼1份，氧化铬0.5份和氧化锌0.25份。
4.据权利要求1所述的一种结构化电感陶瓷磁性材料，其特征在于：所述磁性增强层的软磁性材料为硅钢片、坡莫合金或铁氧体中的任意一种。
5.根据权利要求1所述的一种结构化电感陶瓷磁性材料，其特征在于：所述磁性材料通过沉积的方式在磁性增强层表面沉积有陶瓷表层。
6.根据权利要求4所述的一种结构化电感陶瓷磁性材料，其特征在于：在所述磁性材料表面沉积陶瓷表层的操作如下：
a：将磁性材料等待沉积的表面进行抛光、脱脂、清洗以及去应力退火等预处理；
b：在磁性材料预处理过的表面进行电镀处理，形成镍或锌过渡层；
c：将电镀有镍或锌过渡层的磁性材料实施共溅射处理，利用陶瓷靶材在镍或锌过渡层上沉积陶瓷薄膜形成陶瓷表层；
d：将沉积有陶瓷表层的磁性材料置于烘箱内焙烧、保温、冷却后即得。
CN201710183850.3A 2017-03-24 2017-03-24 一种结构化电感陶瓷磁性材料 Pending CN106971814A (zh)

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CN1359112A (zh) * 2001-12-31 2002-07-17 北京航空航天大学 一种用电子束物理气相沉积制备纳米多层高阻抗软磁材料及其方法
CN101069461A (zh) * 2004-12-03 2007-11-07 新田股份有限公司 电磁干扰抑制体、天线装置及电子信息传输装置
CN105845296A (zh) * 2009-10-16 2016-08-10 阿维科斯公司 薄膜表面安装部件
US20160284451A1 (en) * 2015-03-24 2016-09-29 International Business Machines Corporation High resistivity soft magnetic material for miniaturized power converter

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1359112A (zh) * 2001-12-31 2002-07-17 北京航空航天大学 一种用电子束物理气相沉积制备纳米多层高阻抗软磁材料及其方法
CN101069461A (zh) * 2004-12-03 2007-11-07 新田股份有限公司 电磁干扰抑制体、天线装置及电子信息传输装置
CN105845296A (zh) * 2009-10-16 2016-08-10 阿维科斯公司 薄膜表面安装部件
US20160284451A1 (en) * 2015-03-24 2016-09-29 International Business Machines Corporation High resistivity soft magnetic material for miniaturized power converter

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Application publication date: 20170721