CN106252016B - A kind of Ni-Zn soft magnetic ferrite material - Google Patents
A kind of Ni-Zn soft magnetic ferrite material Download PDFInfo
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- CN106252016B CN106252016B CN201610754860.3A CN201610754860A CN106252016B CN 106252016 B CN106252016 B CN 106252016B CN 201610754860 A CN201610754860 A CN 201610754860A CN 106252016 B CN106252016 B CN 106252016B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
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Abstract
The invention discloses a kind of Ni-Zn soft magnetic ferrite material, raw material includes major ingredient and auxiliary material, and the weight part ratio of major ingredient and auxiliary material is 100:0.01-0.08；Major ingredient includes: 20-50 parts of iron oxide, 20-40 parts of zinc oxide, 10-18 parts of nickel protoxide, 1-3 parts of nickel oxide, 2-6 parts of copper oxide by molar part；Auxiliary material includes: 20-40 parts of chromium boride, 15-25 parts of vanadic anhydride, 12-18 parts of tantalum pentoxide by weight, 2-10 parts of zirconium dioxide, 5-12 parts of cobalt sesquioxide, 1-6 parts of niobium pentaoxide, 10-18 parts of platinum oxide, 5-30 parts of silica 1,10-18 parts of tungstic acid.While the present invention guarantees high frequency performance, flexural strength performance is fabulous, and performance is stablized.
Description
Technical field
The present invention relates to soft magnetic ferrite technical field more particularly to a kind of Ni-Zn soft magnetic ferrite materials.
Background technique
Nickel-zinc ferrite is that a kind of output is big, is widely used in the high frequency material of 1MHz or more.Since it is with porous
Property high resistivity, is suitable for applying in high frequency, is best one of a kind of soft magnetic ferrite of performance.With electronic product
Quickly upgrading, miniaturization, thin minimized, high assembled density etc. have become the development trend of electronic product, therefore how to guarantee
Product have after small thinning it is preferably resistance to beat, collision resistance, to adapt to guarantee properties of product under various complex environments
Stable and service life extension, the challenge that will be all suffered from as various electronic component manufacturers.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of Ni-Zn soft magnetic ferrite materials, guarantee high
While frequency performance, flexural strength performance is fabulous, and performance is stablized.
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include major ingredient and auxiliary material, major ingredient and auxiliary material
Weight part ratio is 100:0.01-0.08；Major ingredient includes: 20-50 parts of iron oxide by molar part, and 20-40 parts of zinc oxide, nickel protoxide
10-18 parts, 1-3 parts of nickel oxide, 2-6 parts of copper oxide；Auxiliary material includes: 20-40 parts of chromium boride by weight, vanadic anhydride 15-
25 parts, 12-18 parts of tantalum pentoxide, 2-10 parts of zirconium dioxide, 5-12 parts of cobalt sesquioxide, 1-6 parts of niobium pentaoxide, platinum oxide
10-18 parts, 5-30 parts of silica 1,10-18 parts of tungstic acid.
It preferably, further include Modified Activated Carbon ball, the weight ratio of Modified Activated Carbon ball and major ingredient is 100:1-4.
Preferably, Modified Activated Carbon ball is prepared using following technique: palladium chloride, carboxymethyl cellulose, water being uniformly mixed, are added
Sodium hydroxide solution regulation system pH value to 6-6.7, water-bath heat preservation is cooled to room temperature, and carboxymethyl cellulose is added and is mixed
Uniformly, it is sent into closed reactor and carries out hydro-thermal charing, cooling washing is dry, and it is sent into tube furnace and heats up under nitrogen protection, two
Carbonoxide activates, and is cooled to room temperature to obtain Modified Activated Carbon ball under nitrogen protection.
Preferably, Modified Activated Carbon ball is prepared using following technique: by weight that 10-20 parts of palladium chlorides, 1-2 parts of carboxymethyls are fine
Dimension element, 40-80 parts of water are uniformly mixed, the sodium hydroxide solution regulation system pH value that addition concentration is 0.1-0.18mol/L to 6-
6.7, water-bath heat preservation is cooled to room temperature, and 10-20 parts of carboxymethyl celluloses are added and are mixed evenly, are sent into closed reactor
Hydro-thermal charing, cooling washing are carried out, drying is sent into tube furnace and heats up under nitrogen protection, carbon dioxide activation, under nitrogen protection
It is cooled to room temperature to obtain Modified Activated Carbon ball.
Preferably, Modified Activated Carbon ball is prepared using following technique: by weight that 10-20 parts of palladium chlorides, 1-2 parts of carboxymethyls are fine
Dimension element, 40-80 parts of water are uniformly mixed, the sodium hydroxide solution regulation system pH value that addition concentration is 0.1-0.18mol/L to 6-
6.7, water-bath keeps the temperature 10-25min, and bath temperature is 70-80 DEG C, is cooled to room temperature, and 10-20 parts of carboxymethyl cellulose mixing are added
It stirs evenly, is sent into closed reactor, carbonize 5-15h, cooling washing, 100-120 DEG C of drying in 200-210 DEG C of hydro-thermal of temperature
40-100min is sent into tube furnace under nitrogen protection from room temperature to 800-900 DEG C, carbon dioxide activation 20-40min, nitrogen
It is cooled to room temperature to obtain Modified Activated Carbon ball under gas shielded.
Preferably, the weight part ratio of major ingredient and auxiliary material is 100:0.03-0.05.
Preferably, iron oxide, zinc oxide, nickel protoxide, nickel oxide, copper oxide weight ratio be 30-40:25-35:12-
16:1.5-2.5:3-5.
The present invention is made using conventional fabrication process.
In Modified Activated Carbon ball of the invention, palladium chloride is handled by sodium carboxymethylcellulose, under water-bath, products therefrom
Particle diameter distribution is narrow, and partial size is small, and shape is uniform, and reunion degree is low, good dispersion, and stability is high, further with carboxymethyl cellulose
Effect, is uniformly dispersed each other, and after certain process, products therefrom sphericity is high, large specific surface area, simultaneously because
The surface of carboxymethyl cellulose is rich in oxygen-containing functional group, by a series of effects after being grafted therewith, and uses carbon dioxide activation
Charcoal ball presoma does not damage charcoal ball precursor spherical pattern not only, but also large specific surface area, internal voids structure are good.
The present invention passes through the adjustment of formula on the basis of traditional Ni-Zn soft magnetic ferrite, by adjusting main raw material(s)
NiO、ZnO、Fe2O3, CuO cooperation, and add Modified Activated Carbon ball and just can effectively promote mutually to be uniformly dispersed between said components, by
It is big in Modified Activated Carbon ball reference area, material around can effectively be adsorbed, comprehensive function, the present invention is made not only to guarantee high frequency
While energy, and comprehensive performance is stablized, and under the premise of meeting its electrical property, flexural strength is fabulous, especially suitable for current
To product flexural strength requirement after the small thinning of electronic product, guarantees that product has and preferably resistance to beat, is impact resistant, anti-
Shake, resistance to mechanical damage capability reach the extension for guaranteeing the stabilization and service life of properties of product, meet electronics miniaturization hair
Open up direction, wide market.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include major ingredient and auxiliary material, major ingredient and auxiliary material
Weight part ratio is 100:0.01；Major ingredient includes: 50 parts of iron oxide by molar part, and 20 parts of zinc oxide, 18 parts of nickel protoxide, nickel oxide
1 part, 6 parts of copper oxide；Auxiliary material includes: 20 parts of chromium boride by weight, and 25 parts of vanadic anhydride, 12 parts of tantalum pentoxide, dioxy
Change 10 parts of zirconium, 5 parts of cobalt sesquioxide, 6 parts of niobium pentaoxide, 10 parts of platinum oxide, 30 parts of silica, 10 parts of tungstic acid.
Embodiment 2
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include: 100 parts of major ingredients, 0.08 by weight
Part auxiliary material and 1 part of Modified Activated Carbon ball；Major ingredient includes: 20 parts of iron oxide by molar part, 40 parts of zinc oxide, 10 parts of nickel protoxide, is aoxidized
3 parts of nickel, 2 parts of copper oxide；Auxiliary material includes: 40 parts of chromium boride by weight, and 15 parts of vanadic anhydride, 18 parts of tantalum pentoxide, two
2 parts of zirconium oxide, 12 parts of cobalt sesquioxide, 1 part of niobium pentaoxide, 18 parts of platinum oxide, 5 parts of silica 1,18 parts of tungstic acid.
Modified Activated Carbon ball is prepared using following technique: palladium chloride, carboxymethyl cellulose, water being uniformly mixed, hydroxide is added
Sodium solution regulation system pH value to 6-6.7, water-bath heat preservation is cooled to room temperature, and carboxymethyl cellulose is added and is mixed evenly, send
Entering progress hydro-thermal charing in closed reactor, cooling washing is dry, and it is sent into tube furnace and heats up under nitrogen protection, carbon dioxide
It activates, is cooled to room temperature to obtain Modified Activated Carbon ball under nitrogen protection.
Embodiment 3
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include: 100 parts of major ingredients, 0.03 by weight
Part auxiliary material and 4 parts of Modified Activated Carbon balls；Wherein major ingredient includes: 40 parts of iron oxide by molar part, and 25 parts of zinc oxide, 16 parts of nickel protoxide,
1.5 parts of nickel oxide, 5 parts of copper oxide；Auxiliary material includes: 25 parts of chromium boride by weight, and 22 parts of vanadic anhydride, tantalum pentoxide 14
Part, 8 parts of zirconium dioxide, 8 parts of cobalt sesquioxide, 4 parts of niobium pentaoxide, 12 parts of platinum oxide, 25 parts of silica, tungstic acid 12
Part.
Modified Activated Carbon ball is prepared using following technique: by weight by 20 parts of palladium chlorides, 1 part of carboxymethyl cellulose, 80 parts of water
It is uniformly mixed, it is the sodium hydroxide solution regulation system pH value of 0.1mol/L to 6-6.7 that concentration, which is added, and water-bath keeps the temperature 25min, water
Bath temperature is 70 DEG C, is cooled to room temperature, 20 parts of carboxymethyl celluloses are added and are mixed evenly, and is sent into closed reactor,
200 DEG C of hydro-thermals of temperature carbonize 15h, cooling washing, and 100 DEG C of dry 100min are sent into tube furnace under nitrogen protection from room temperature liter
Temperature is cooled to room temperature to obtain Modified Activated Carbon ball to 800 DEG C, carbon dioxide activation 40min under nitrogen protection.
Embodiment 4
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include: 100 parts of major ingredients, 0.05 by weight
Part auxiliary material and 2 parts of Modified Activated Carbon balls；Wherein major ingredient includes: 30 parts of iron oxide by molar part, and 35 parts of zinc oxide, 12 parts of nickel protoxide,
2.5 parts of nickel oxide, 3 parts of copper oxide；Auxiliary material includes: 35 parts of chromium boride by weight, and 18 parts of vanadic anhydride, tantalum pentoxide 16
Part, 4 parts of zirconium dioxide, 10 parts of cobalt sesquioxide, 2 parts of niobium pentaoxide, 16 parts of platinum oxide, 20 parts of silica, tungstic acid
16 parts.
Modified Activated Carbon ball is prepared using following technique: by weight by 10 parts of palladium chlorides, 2 parts of carboxymethyl celluloses, 40 parts of water
It is uniformly mixed, it is the sodium hydroxide solution regulation system pH value of 0.18mol/L to 6-6.7 that concentration, which is added, and water-bath keeps the temperature 10min,
Bath temperature is 80 DEG C, is cooled to room temperature, 10 parts of carboxymethyl celluloses are added and are mixed evenly, and is sent into closed reactor,
5h, cooling washing are carbonized in 210 DEG C of hydro-thermals of temperature, 120 DEG C of dry 40min are sent into tube furnace under nitrogen protection from room temperature liter
Temperature is cooled to room temperature to obtain Modified Activated Carbon ball to 900 DEG C, carbon dioxide activation 20min under nitrogen protection.
Embodiment 5
A kind of Ni-Zn soft magnetic ferrite material proposed by the present invention, raw material include: 100 parts of major ingredients, 0.04 by weight
Part auxiliary material and 3 parts of Modified Activated Carbon balls；Wherein major ingredient includes: 35 parts of iron oxide by molar part, and 30 parts of zinc oxide, 14 parts of nickel protoxide,
2 parts of nickel oxide, 4 parts of copper oxide；Auxiliary material includes: 30 parts of chromium boride by weight, and 20 parts of vanadic anhydride, tantalum pentoxide 15
Part, 6 parts of zirconium dioxide, 9 parts of cobalt sesquioxide, 3 parts of niobium pentaoxide, 14 parts of platinum oxide, 22 parts of silica, tungstic acid 14
Part.
Modified Activated Carbon ball is prepared using following technique: by weight by 15 parts of palladium chlorides, 1.5 parts of carboxymethyl celluloses, 60 parts
Water is uniformly mixed, and it is the sodium hydroxide solution regulation system pH value of 0.14mol/L to 6-6.7 that concentration, which is added, and water-bath heat preservation is cooling
To room temperature, 15 parts of carboxymethyl celluloses are added and are mixed evenly, be sent into closed reactor and carry out hydro-thermal charing, cooling is washed
It washs, drying is sent into tube furnace and heats up under nitrogen protection, carbon dioxide activation, is cooled to room temperature and is modified under nitrogen protection
Charcoal ball.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of Ni-Zn soft magnetic ferrite material, which is characterized in that its raw material includes major ingredient and auxiliary material, the weight of major ingredient and auxiliary material
Part is than being 100:0.01-0.08；
Major ingredient includes: 20-50 parts of iron oxide by molar part, and 20-40 parts of zinc oxide, 10-18 parts of nickel protoxide, 1-3 parts of nickel oxide,
2-6 parts of copper oxide；
Auxiliary material includes: 20-40 parts of chromium boride by weight, and 15-25 parts of vanadic anhydride, 12-18 parts of tantalum pentoxide, titanium dioxide
2-10 parts of zirconium, 5-12 parts of cobalt sesquioxide, 1-6 parts of niobium pentaoxide, 10-18 parts of platinum oxide, 5-30 parts of silica 1, three oxygen
Change tungsten 10-18 parts；
It further include Modified Activated Carbon ball in the raw material, the weight ratio of Modified Activated Carbon ball and major ingredient is 100:1-4；
Modified Activated Carbon ball is prepared using following technique: palladium chloride, carboxymethyl cellulose, water being uniformly mixed, it is molten that sodium hydroxide is added
Liquid regulation system pH value to 6-6.7, water-bath heat preservation is cooled to room temperature, and carboxymethyl cellulose is added and is mixed evenly, is sent into close
Progress hydro-thermal charing in reaction kettle is closed, cooling washing is dry, and it is sent into tube furnace and heats up under nitrogen protection, carbon dioxide activation,
It is cooled to room temperature to obtain Modified Activated Carbon ball under nitrogen protection.
2. Ni-Zn soft magnetic ferrite material according to claim 1, which is characterized in that Modified Activated Carbon ball uses following technique system
It is standby: to be by weight uniformly mixed 10-20 parts of palladium chlorides, 1-2 parts of carboxymethyl celluloses, 40-80 parts of water, addition concentration is 0.1-
The sodium hydroxide solution regulation system pH value of 0.18mol/L to 6-6.7, water-bath heat preservation is cooled to room temperature, 10-20 parts of carboxylics is added
Methylcellulose is mixed evenly, and is sent into closed reactor and carries out hydro-thermal charing, cooling washing, dry, is sent into tube furnace
It heats up under middle nitrogen protection, carbon dioxide activation is cooled to room temperature to obtain Modified Activated Carbon ball under nitrogen protection.
3. Ni-Zn soft magnetic ferrite material according to claim 1 or claim 2, which is characterized in that Modified Activated Carbon ball uses following technique
10-20 parts of palladium chlorides, 1-2 parts of carboxymethyl celluloses, 40-80 parts of water: being uniformly mixed by preparation by weight, and concentration is added and is
The sodium hydroxide solution regulation system pH value of 0.1-0.18mol/L to 6-6.7, water-bath keeps the temperature 10-25min, bath temperature 70-
It 80 DEG C, is cooled to room temperature, 10-20 parts of carboxymethyl celluloses is added and are mixed evenly, are sent into closed reactor, in temperature
200-210 DEG C of hydro-thermal carbonizes 5-15h, cooling washing, and 100-120 DEG C of dry 40-100min is sent into tube furnace under nitrogen protection
From room temperature to 800-900 DEG C, carbon dioxide activation 20-40min, it is cooled to room temperature to obtain Modified Activated Carbon ball under nitrogen protection.
4. Ni-Zn soft magnetic ferrite material according to claim 1 or claim 2, which is characterized in that the weight part ratio of major ingredient and auxiliary material
For 100:0.03-0.05.
5. Ni-Zn soft magnetic ferrite material according to claim 1 or claim 2, which is characterized in that iron oxide, zinc oxide, oxidation are sub-
Nickel, nickel oxide, copper oxide weight ratio be 30-40:25-35:12-16:1.5-2.5:3-5.
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| CN107047991A (en) * | 2017-05-03 | 2017-08-18 | 丁永胜 | One kind improves quality of mutton green feed |
| CN107937797B (en) * | 2017-11-22 | 2020-06-02 | 河钢股份有限公司承德分公司 | Nitrided ferrovanadium and preparation method thereof |
| JP7331817B2 (en) * | 2020-10-07 | 2023-08-23 | 株式会社村田製作所 | Ferrite sintered body and wire-wound coil parts |
| JP7508985B2 (en) * | 2020-10-07 | 2024-07-02 | 株式会社村田製作所 | Ferrite sintered body and wound coil parts |
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