CN104575909A - Composite magnetic material for electrical engineering - Google Patents
Composite magnetic material for electrical engineering Download PDFInfo
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- CN104575909A CN104575909A CN201510061559.XA CN201510061559A CN104575909A CN 104575909 A CN104575909 A CN 104575909A CN 201510061559 A CN201510061559 A CN 201510061559A CN 104575909 A CN104575909 A CN 104575909A
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Abstract
The invention discloses a composite magnetic material for electrical engineering. The composite magnetic material is prepared from the following raw materials in parts by weight: 20-26 parts of ferric oxide, 2-6 parts of manganese oxide, 20-26 parts of zinc oxide, 5-10 parts of titanium dioxide, 1-3 parts of lanthanum oxide, 10-14 parts of acrylic acid, 2-6 parts of poly(arylene ether nitrile), 10-14 parts of polyamide, 16-24 parts of modified clay, 6-12 parts of sodium silicate and 1-3 parts of a crosslinking agent. According to the composite magnetic material, by compounding oxides and modified clay composite and adding acrylic acid, poly(arylene ether nitrile), polyamide, sodium silicate and the crosslinking agent, the properties of the magnetic material are increased; the modified clay is obtained by uniformly stirring clay, strontium oxide, magnesium stearate and water, sintering and crushing, since heating is performed for multiple times, after the sintering is completed, cooling is firstly performed followed by heating so that the uniformity of the clay is improved and the degree of orientation of the magnetic material can be improved.
Description
Technical field:
The present invention relates to a kind of electrical engineering composite magnetic, belong to electrical engineering technical field.
Background technology:
Magnetic material, usually said magnetic material refers to ferromagnetic substance, is ancient and purposes functional material very widely, and the magnetic of material before 3000 just be familiar with by people and apply, such as ancient Chinese native magnet is as compass.Modem magnetic materials has been used among our life widely, such as, permanent magnetic material is used as motor, is applied to the core material in transformer, as the magneto optical disk that memory uses, and computer magnetic recording floppy disk etc.Large bit information is said, magnetic material is closely related with the every aspect of informationization, automation, electromechanical integration, national defence, national economy.And it has been generally acknowledged that, magnetic material refers to the material that directly or indirectly can be produced magnetic by transition element iron, cobalt, nickel and alloy thereof etc.Magnetic material can be divided into soft magnetic material and retentive material by the difficulty or ease of degaussing after magnetization.Easily remove the material of magnetic after magnetization soft magnetic material, be not easy the material of degaussing retentive material.Soft magnetic material remanent magnetism is less in general, and retentive material remanent magnetism is larger.
At present, along with the development of information technology, complete electronic set system is to future developments such as miniaturization and, plane attachmentizations, and the high frequency of Switching Power Supply is wherein important technological approaches, for general application require green, dynamical requirement is more and more higher.
Summary of the invention:
The present invention seeks to, be used for making up the deficiencies in the prior art, and a kind of electrical engineering composite magnetic is provided.
To achieve these goals, technical scheme of the present invention is as follows:
Electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 20-26 part, manganese oxide 2-6 part, zinc oxide 20-26 part, titanium dioxide 5-10 part, lanthana 1-3 part, acrylic acid 10-14 part, poly (arylene ether nitrile) 2-6 part, polyamide 10-14 part, modified clay 16-24 part, sodium metasilicate 6-12 part and crosslinking agent 1-3 part.
Described electrical engineering composite magnetic, described crosslinking agent is the mixture of amino resins, trimethylolpropane, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) and di-tert-butyl peroxide.
Described electrical engineering composite magnetic, the parts by weight of each component of described crosslinking agent are respectively amino resins 15-21 part, trimethylolpropane 5-7 part, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 1-4 part and di-tert-butyl peroxide 3-6 part.
Described electrical engineering composite magnetic, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.
Described electrical engineering composite magnetic, in clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 15-20 part, 2-6 part and 80-100 part.
Beneficial effect of the present invention is as follows:
Composite magnetic of the present invention by oxide and modified clay compound, and adds acrylic acid, poly (arylene ether nitrile), polyamide, sodium metasilicate and crosslinking agent, improves the performance of magnetic material; Modified clay stirs rear sintering crushing by clay, strontium oxide strontia, dolomol and water and obtains, and heats up afterwards, improve the uniformity of clay, can improve the degree of orientation of magnetic material owing to repeatedly heating up and first lowering the temperature after sintering completes.
After testing, magnetic material remanent magnetism Br of the present invention is 4200-4300Gs, coercivity H b be 250KA/m-259KA/m, HCJ Hcj is 49000-50000e, and rectangular degree Hk/Hcj is 0.92-0.98.
Embodiment:
The technological means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
In the present embodiment, electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 20 parts, manganese oxide 6 parts, 20 parts, zinc oxide, titanium dioxide 10 parts, lanthana 3 parts, 14 parts, acrylic acid, poly (arylene ether nitrile) 6 parts, polyamide 14 parts, modified clay 16 parts, sodium metasilicate 6 parts and crosslinking agent 3 parts.
Further, the parts by weight of each component of described crosslinking agent are respectively 15 parts, amino resins, trimethylolpropane 7 parts, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 1 part and di-tert-butyl peroxide 6 parts.
Further, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.In clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 15 parts, 6 parts and 80 parts.
Embodiment 2
In the present embodiment, electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 26 parts, manganese oxide 2 parts, 26 parts, zinc oxide, titanium dioxide 5 parts, lanthana 1 part, 10 parts, acrylic acid, poly (arylene ether nitrile) 2 parts, polyamide 10 parts, modified clay 24 parts, sodium metasilicate 12 parts and crosslinking agent 1 part.
Further, the parts by weight of each component of described crosslinking agent are respectively 21 parts, amino resins, trimethylolpropane 5 parts, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 4 parts and di-tert-butyl peroxide 3 parts.
Further, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.In clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 20 parts, 2 parts and 100 parts.
Embodiment 3
In the present embodiment, electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 24 parts, manganese oxide 5 parts, 22 parts, zinc oxide, titanium dioxide 7 parts, lanthana 2 parts, 13 parts, acrylic acid, poly (arylene ether nitrile) 5 parts, polyamide 11 parts, modified clay 20 parts, sodium metasilicate 10 parts and crosslinking agent 2 parts.
Further, the parts by weight of each component of described crosslinking agent are respectively 20 parts, amino resins, trimethylolpropane 6 parts, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 3 parts and di-tert-butyl peroxide 5 parts.
Further, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.In clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 17 parts, 3 parts and 90 parts.
Embodiment 4
In the present embodiment, electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 25 parts, manganese oxide 3 parts, 22 parts, zinc oxide, titanium dioxide 8 parts, lanthana 1 part, 12 parts, acrylic acid, poly (arylene ether nitrile) 3 parts, polyamide 12 parts, modified clay 18 parts, sodium metasilicate 8 parts and crosslinking agent 1 part.
Further, the parts by weight of each component of described crosslinking agent are respectively 17 parts, amino resins, trimethylolpropane 5 parts, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 3 parts and di-tert-butyl peroxide 4 parts.
Further, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.In clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 18 parts, 4 parts and 96 parts.
Embodiment 5
In the present embodiment, electrical engineering composite magnetic, is made up of the raw material of following parts by weight: di-iron trioxide 22 parts, manganese oxide 3 parts, 21 parts, zinc oxide, titanium dioxide 6 parts, lanthana 3 parts, 11 parts, acrylic acid, poly (arylene ether nitrile) 4 parts, polyamide 13 parts, modified clay 22 parts, sodium metasilicate 9 parts and crosslinking agent 3 parts.
Further, the parts by weight of each component of described crosslinking agent are respectively amino resins 15-21 part, trimethylolpropane 7 parts, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 1 part and di-tert-butyl peroxide 5 parts.
Further, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, 2-3h is sintered under 1200-1300 DEG C of condition, fast cooling, to 400-500 DEG C, keeps 1-2h, then is warming up to 800-900 DEG C, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.In clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 16 parts, 5 parts and 87 parts.
Claims (5)
1. electrical engineering composite magnetic, it is characterized in that, be made up of the raw material of following parts by weight: di-iron trioxide 20-26 part, manganese oxide 2-6 part, zinc oxide 20-26 part, titanium dioxide 5-10 part, lanthana 1-3 part, acrylic acid 10-14 part, poly (arylene ether nitrile) 2-6 part, polyamide 10-14 part, modified clay 16-24 part, sodium metasilicate 6-12 part and crosslinking agent 1-3 part.
2. electrical engineering composite magnetic according to claim 1, is characterized in that, described crosslinking agent is the mixture of amino resins, trimethylolpropane, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) and di-tert-butyl peroxide.
3. electrical engineering composite magnetic according to claim 2, is characterized in that, the parts by weight of each component of described crosslinking agent are respectively amino resins 15-21 part, trimethylolpropane 5-7 part, vinyl sulfone(RemzaolHuo Xingranliaohuoxingjituan) 1-4 part and di-tert-butyl peroxide 3-6 part.
4. electrical engineering composite magnetic according to claim 1, it is characterized in that, described modified clay is obtained by following steps: clay, strontium oxide strontia, dolomol and water are placed in mixer, stir, under 1200-1300 DEG C of condition, sinter 2-3h, fast cooling is to 400-500 DEG C, keep 1-2h, be warming up to 800-900 DEG C again, Temperature fall after maintenance 1-2h, obtains modified clay after fragmentation.
5. electrical engineering composite magnetic according to claim 4, is characterized in that, in clay parts by weight 100 parts, the parts by weight of strontium oxide strontia, dolomol and water are respectively 15-20 part, 2-6 part and 80-100 part.
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| CN201510061559.XA CN104575909A (en) | 2015-02-06 | 2015-02-06 | Composite magnetic material for electrical engineering |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844188A (en) * | 2015-05-05 | 2015-08-19 | 苏州靖羽新材料有限公司 | Motor magnetic material |
| CN105199383A (en) * | 2015-10-27 | 2015-12-30 | 苏州宽温电子科技有限公司 | Polyaniline magnetic composite material and preparation method thereof |
| CN105761863A (en) * | 2016-04-13 | 2016-07-13 | 天长市天豪制冷设备厂 | Soft magnet core material with high saturation magnetic flux transmission performance |
| CN107383781A (en) * | 2017-08-03 | 2017-11-24 | 安徽华能集团电器有限公司 | A kind of current transformer magnetic material |
| CN109036755A (en) * | 2018-08-17 | 2018-12-18 | 佛山皖和新能源科技有限公司 | A kind of preparation method of high magnetic flux soft-magnetic composite material |
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| JPH05190315A (en) * | 1991-09-13 | 1993-07-30 | Alps Electric Co Ltd | Polycrystal mn-zn ferrite |
| CN102982946A (en) * | 2012-11-23 | 2013-03-20 | 天长市昭田磁电科技有限公司 | La2O3-containing ferromagnetic core manufacturing method |
| CN102992748A (en) * | 2012-11-23 | 2013-03-27 | 天长市昭田磁电科技有限公司 | Preparation method of MnZn (Manganese-Zinc) soft magnetic ferrite material containing modified nanoscale titanium dioxide |
| CN102992754A (en) * | 2012-11-23 | 2013-03-27 | 天长市昭田磁电科技有限公司 | Preparation method of MnZn soft magnetic ferrite material with high magnetic flux density |
| CN103396112A (en) * | 2013-06-26 | 2013-11-20 | 蚌埠市高华电子有限公司 | Soft magnetic ferrite material and preparation method thereof |
| CN104332271A (en) * | 2014-09-28 | 2015-02-04 | 安徽欧瑞达电器科技有限公司 | Lanthanum base ferrite magnetic core material for transformer |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH05190315A (en) * | 1991-09-13 | 1993-07-30 | Alps Electric Co Ltd | Polycrystal mn-zn ferrite |
| CN102982946A (en) * | 2012-11-23 | 2013-03-20 | 天长市昭田磁电科技有限公司 | La2O3-containing ferromagnetic core manufacturing method |
| CN102992748A (en) * | 2012-11-23 | 2013-03-27 | 天长市昭田磁电科技有限公司 | Preparation method of MnZn (Manganese-Zinc) soft magnetic ferrite material containing modified nanoscale titanium dioxide |
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| CN104332271A (en) * | 2014-09-28 | 2015-02-04 | 安徽欧瑞达电器科技有限公司 | Lanthanum base ferrite magnetic core material for transformer |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104844188A (en) * | 2015-05-05 | 2015-08-19 | 苏州靖羽新材料有限公司 | Motor magnetic material |
| CN105199383A (en) * | 2015-10-27 | 2015-12-30 | 苏州宽温电子科技有限公司 | Polyaniline magnetic composite material and preparation method thereof |
| CN105761863A (en) * | 2016-04-13 | 2016-07-13 | 天长市天豪制冷设备厂 | Soft magnet core material with high saturation magnetic flux transmission performance |
| CN107383781A (en) * | 2017-08-03 | 2017-11-24 | 安徽华能集团电器有限公司 | A kind of current transformer magnetic material |
| CN109036755A (en) * | 2018-08-17 | 2018-12-18 | 佛山皖和新能源科技有限公司 | A kind of preparation method of high magnetic flux soft-magnetic composite material |
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Effective date of abandoning: 20180403 |