High-strength magnetic core and preparation method thereof

A high-strength, magnetic core technology, applied in the direction of inorganic material magnetism, can solve the problems of unreasonable production process of magnetic core, short service life of magnetic core, low strength of magnetic core, etc., achieve superior performance, prolong service life and increase strength Effect

Inactive Publication Date: 2019-04-05
安徽精磁电子有限公司
View PDF4 Cites 6 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, the formula composition and production process of the magnetic core are unreasonable, resulting in low strength of the magnetic core, making it easy to damage the magnetic core during the assembly process, not withstand voltage, the service life of the magnetic core is short, and the use effect is poor

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0024] A high-strength magnetic core, the magnetic core is made of the following raw materials in parts by weight: 50 parts of iron oxide, 18 parts of copper oxide, 12 parts of zinc oxide, 6 parts of nickel oxide, 14 parts of dichromium trioxide, 12 parts of nickel carbonate 10 parts of manganese carbonate, 8 parts of cobalt oxide, 6 parts of magnesium hydroxide, 14 parts of trimanganese tetraoxide, 12 parts of chromium carbide, 10 parts of tungsten carbide, 8 parts of polonium oxide, 6 parts of aluminum hydroxide, coupling agent 2 1 part, 1 part of accelerator, 1 part of defoamer.

[0025] Wherein, the coupling agent is formed by mixing a silane coupling agent, a titanate coupling agent and a zirconium coupling agent in a mass ratio of 3:2:4; the accelerator is composed of dibutyltin dilaurate, dibutyltin Methylaminomethylphenol and triethanolamine are mixed in a mass ratio of 4:3:1; the defoamer is composed of emulsified silicone oil, polyoxyethylene polyoxypropanolamine eth...

Embodiment 2

[0033] A high-strength magnetic core, the magnetic core is made of the following raw materials in parts by weight: 52 parts of iron oxide, 20 parts of copper oxide, 14 parts of zinc oxide, 8 parts of nickel oxide, 16 parts of dichromium trioxide, 14 parts of nickel carbonate 12 parts of manganese carbonate, 10 parts of cobalt oxide, 8 parts of magnesium hydroxide, 16 parts of trimanganese tetraoxide, 14 parts of chromium carbide, 12 parts of tungsten carbide, 10 parts of polonium oxide, 8 parts of aluminum hydroxide, 3 parts of coupling agent 2 parts, accelerator 2 parts, defoamer 2 parts.

[0034] Wherein, the coupling agent is formed by mixing a silane coupling agent, a titanate coupling agent and a zirconium coupling agent in a mass ratio of 3:2:4; the accelerator is composed of dibutyltin dilaurate, dibutyltin Methylaminomethylphenol and triethanolamine are mixed in a mass ratio of 4:3:1; the defoamer is composed of emulsified silicone oil, polyoxyethylene polyoxypropanola...

Embodiment 3

[0042] A high-strength magnetic core, the magnetic core is made of the following raw materials in parts by weight: 54 parts of iron oxide, 22 parts of copper oxide, 6 parts of zinc oxide, 10 parts of nickel oxide, 18 parts of dichromium trioxide, 16 parts of nickel carbonate 14 parts, manganese carbonate 14 parts, cobalt oxide 12 parts, magnesium hydroxide 10 parts, trimanganese tetraoxide 18 parts, chromium carbide 16 parts, tungsten carbide 14 parts, polonium oxide 12 parts, aluminum hydroxide 10 parts, coupling agent 4 3 parts, accelerator 3 parts, defoamer 3 parts.

[0043] Wherein, the coupling agent is formed by mixing a silane coupling agent, a titanate coupling agent and a zirconium coupling agent in a mass ratio of 3:2:4; the accelerator is composed of dibutyltin dilaurate, dibutyltin Methylaminomethylphenol and triethanolamine are mixed in a mass ratio of 4:3:1; the defoamer is composed of emulsified silicone oil, polyoxyethylene polyoxypropanolamine ether and polydi...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention provides a high-strength magnetic core and a preparation method thereof, and relates to the technical field of magnetic core production. The magnetic core comprises, by weight, 50-54 parts of ferric oxide, 18-22 parts of copper oxide, 12-16 parts of zinc oxide, 6-10 parts of nickel oxide, 14-18 parts of chromium sesquioxide, 12-16 parts of nickel carbonate, 10-14 parts of manganese carbonate, 8-12 parts of cobalt oxide, 6-10 parts of magnesium hydroxide, 14-18 parts of manganous-manganic oxide, 12-16 parts of chromium carbide, 10-14 parts of tungsten carbide, 8-12 parts of polonium oxide, 6-10 parts of aluminum hydroxide, 2-4 parts of coupling agents, 1-3 parts of accelerants and 1-3 parts of defoaming agents. The magnetic core overcomes the shortcomings of the prior art, thestrength of the magnetic core is effectively improved, damage to the magnetic core in the assembly process is prevented, the service life of the magnetic core is greatly prolonged, use effects are good, characteristics such as the impedance, the Curie temperature and magnetic conductivity of the magnetic core are effectively improved, and the magnetic core is small in internal stress, superior inperformance and suitable for popularization.

Description

technical field [0001] The invention relates to the technical field of magnetic core production, in particular to a high-strength magnetic core and a preparation method thereof. Background technique [0002] The magnetic core refers to a sintered magnetic metal oxide composed of various iron oxide mixtures. For example, manganese-zinc ferrite and nickel-zinc ferrite are typical core body materials. Ferrite cores are used in coils and transformers in various electronic devices. With the rapid development of digital communication technology and optical fiber communication technology, traditional analog communication equipment is constantly updated and eliminated. In broadband transformers of electronic circuits, pulse transformers in the fields of integrated business data networks, local area networks, wide area networks, background lighting, etc., and high permeability magnetic cores for common mode filter inductors in photovoltaic inverters, due to the development of small...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
Patent Type & Authority Applications(China)
IPC IPC(8): C04B35/30C04B35/38H01F1/36
CPCC04B35/2625C04B35/265C04B2235/3206C04B2235/3218C04B2235/3241C04B2235/3263C04B2235/3275C04B2235/3279C04B2235/3281C04B2235/3284C04B2235/3839C04B2235/3847C04B2235/442C04B2235/48C04B2235/483C04B2235/6562C04B2235/6567C04B2235/96H01F1/36
Inventor 张辛萌周景
Owner 安徽精磁电子有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap