Low-consumption soft magnet ferrite material

A soft magnetic ferrite, low loss technology, applied in the direction of inorganic material magnetism, inductance/transformer/magnet manufacturing, electrical components, etc., can solve the problems of reduced service life and high power loss, and achieve reduced loss and high frequency power loss , the effect of increasing the grain boundary resistivity

Active Publication Date: 2017-09-26
ZHONGDE ELECTRONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] As people's awareness of energy saving and emission reduction continues to increase, energy-saving switching power supplies are widely used, and the operating frequency range of their transform

Method used

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  • Low-consumption soft magnet ferrite material

Examples

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Effect test

Embodiment 1

[0017] A low-loss soft ferrite material, the raw materials of which comprise 100 parts by weight of main materials, 0.85 parts of auxiliary materials, and 7 parts of auxiliary materials;

[0018] The ingredients of the main ingredients include: Fe 2 O 3 57 parts, MnO 31 parts, ZnO 8.5 parts, NiO 3.5 parts;

[0019] The raw materials of the auxiliary materials in parts by weight include: 3 parts of CaO, V 2 O 5 1 part, SnO 2 1 part, TiO 2 0.3 parts, Co 2 O 3 0.7 parts, Nb 2 O 5 0.2 parts, MoO 3 1 part, Bi 2 O 3 0.3 part, Ta 2 O 5 0.4 copies.

Embodiment 2

[0021] A low-loss soft ferrite material, the raw materials of which comprise 100 parts by weight of main material, 0.8 parts of auxiliary materials, and 8 parts of auxiliary materials;

[0022] The ingredients of the main ingredients include: Fe 2 O 3 56 parts, MnO 33 parts, ZnO 8 parts, NiO 4 parts;

[0023] The raw materials of the auxiliary materials in parts by weight include: 2.5 parts of CaO, V 2 O 5 1.2 copies, SnO 2 0.9 parts, TiO 2 0.35 parts, Co 2 O 3 0.5 part, Nb 2 O 5 0.25 parts, MoO 3 0.9 parts, Bi 2 O 3 0.4 part, Ta 2 O 5 0.3 copies;

[0024] The raw materials of the auxiliary agent include 17 parts by weight of polyvinyl alcohol, 0.5 parts of cetyltrimethylammonium bromide, 0.3 parts of polydimethylsiloxane, 0.6 parts of magnesium stearate, and 85 parts of water.

Embodiment 3

[0026] A low-loss soft ferrite material, the raw materials of which comprise 100 parts by weight of main material, 0.9 parts of auxiliary materials, and 6 parts of auxiliary materials;

[0027] The main ingredients of the ingredients include: Fe 2 O 3 58 parts, MnO 30 parts, ZnO 9 ​​parts, NiO 3 parts;

[0028] The raw materials of the auxiliary materials in parts by weight include: 3.5 parts of CaO, V 2 O 5 0.8 parts, SnO 2 1.1 parts, TiO 2 0.25 parts, Co 2 O 3 1 part, Nb 2 O 5 0.15 parts, MoO 3 1.1 parts, Bi 2 O 3 0.2 part, Ta 2 O 5 0.5 copies;

[0029] The raw materials of the auxiliary agent include: 13 parts by weight of polyvinyl alcohol, 0.7 parts of cetyltrimethylammonium bromide, 0.1 parts of polydimethylsiloxane, 0.8 parts of magnesium stearate, and 75 parts of water;

[0030] In the preparation process of the low-loss soft ferrite material, take the main material and wet-grind once for 2h, then adjust the temperature to 900℃, and calcinate the calcined material for ...

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Abstract

The invention discloses a low-consumption soft magnet ferrite material which comprises the following raw materials in parts by weight: 100 parts of a main material, 0.8-0.9 part of an auxiliary material and 6-8 parts of aids, wherein the main material comprises the following raw materials in parts by mole: 56-58 parts of Fe2O3, 30-33 parts of MnO, 8-9 parts of ZnO and 3-4 parts of NiO; the auxiliary material comprises the following raw materials in parts by weight: 2.5-3.5 parts of CaO, 0.8-1.2 parts of V2O5, 0.9-1.1 parts of SnO2, 0.25-0.35 part of TiO2, 0.5-1 part of Co2O3, 0.15-0.25 part of Nb2O5, 0.9-1.1 parts of MoO3, 0.2-0.4 part of Bi2O3 and 0.3-0.5 part of Ta2O5. The low-consumption soft magnet ferrite material has properties of high frequency, high initial magnetic conductivity and low consumption.

Description

Technical field [0001] The invention relates to the technical field of ferrite materials, in particular to a low-loss soft ferrite material. Background technique [0002] As people's awareness of energy saving and emission reduction continues to increase, energy-saving switching power supplies are widely used, and the working frequency range of its transformer core is getting higher and higher. Its core is ferrite material, but it is used for high frequency range ferrite material. Its power loss is high, which will greatly reduce its service life. Summary of the invention [0003] The present invention proposes a low-loss soft ferrite material. The present invention has the performance of high frequency, high initial permeability and low loss. [0004] The present invention proposes a low-loss soft ferrite material, whose raw materials by weight include: 100 parts of main material, 0.8-0.9 parts of auxiliary materials, and 6-8 parts of auxiliary materials; [0005] The ingredients o...

Claims

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Application Information

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IPC IPC(8): C04B35/38C04B35/622C04B35/626C04B35/64H01F1/36H01F41/00
CPCC04B35/2633C04B35/265C04B35/622C04B35/62675C04B35/62695C04B35/64C04B2235/3208C04B2235/3232C04B2235/3239C04B2235/3251C04B2235/3256C04B2235/3262C04B2235/3275C04B2235/3279C04B2235/3284C04B2235/3293C04B2235/3298H01F1/36H01F41/00
Inventor 瞿德林王久如王晓祥李丛俊
Owner ZHONGDE ELECTRONICS
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