CN107910152A - A kind of flexible magnetic material and preparation method thereof - Google Patents
A kind of flexible magnetic material and preparation method thereof Download PDFInfo
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- CN107910152A CN107910152A CN201711181971.0A CN201711181971A CN107910152A CN 107910152 A CN107910152 A CN 107910152A CN 201711181971 A CN201711181971 A CN 201711181971A CN 107910152 A CN107910152 A CN 107910152A
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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
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- 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
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Abstract
The invention discloses a kind of flexible magnetic material and preparation method thereof, include the following steps：Ceria, strontium carbonate, molybdenum oxide caesium and diboron trioxide are added in mixer and are uniformly mixed, adds ethanol solution thereto, heating-up temperature is to 80 100 DEG C, 10 20min of stirring reaction；Phosphoric acid molysite is added dropwise while stirring into above-mentioned reaction solution, the reaction was continued after being added dropwise 30 50min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace after 350 450 DEG C of temperature roasting, 25 35min take out it is spare；Adenosine cyclic monophosphate ester, carboxymethyl cellulose, gualfenesin will be added in mixed-powder after roasting, rise temperature extremely, is passed through nitrogen/hydrogen mixed gas；2 4h of stirring reaction；After through evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material.
Description
Technical field
The invention belongs to field of electronic materials, more particularly to a kind of flexible magnetic material and preparation method thereof.
Background technology
Magnetic material, usually said magnetic material refer to ferromagnetic substance, are functions ancient and that purposes is quite varied
Material, magnetic material early stage are divided into by big bit company according to purposes：Ferrite, neodymium iron boron, samarium-cobalt magnet, alnico magnet,
Five major class such as siderochrome cobalt magnet.Modem magnetic materials have been widely used among our life, such as permanent-magnet material have been used
Make motor, applied to the core material in transformer, the magneto-optic disk used as memory, computer magnetic recording floppy disk etc..
Said in big bit information, magnetic material and informationization, automation, electromechanical integration, national defence, the every aspect of national economy are close
It is related.And generally, it is considered that magnetic material refers to directly or indirectly produce magnetic by transition element iron, cobalt, nickel and its alloy etc.
The material of property.Magnetic material can be divided into soft magnetic material and retentive material by the difficulty or ease of degaussing after magnetization.Easily gone after magnetization
Fall the material of magnetism soft magnetic material, it is not easy to which the material of degaussing is retentive material.Soft magnetic material remanent magnetism in general
Smaller, retentive material remanent magnetism is larger.
Nowadays, with the extensive use of magnetic material, more and more fields need to use magnetic material, magnetic material
Requirement also just it is higher and higher, but at present existing magnetic material it is poor in flexibility, complicated, crisscross reality can not be adapted to
Border working condition, is applied to have an impact.
The content of the invention
For magnetic material in the prior art in terms of pliability and magnetism existing deficiency, the object of the present invention is to provide
A kind of flexible magnetic material and preparation method thereof, to realize the flexibility of magneto-electric functional material, meets basic circuit and component
The materials demand of preparation.
To realize that the object of the invention technical solution is as follows：
A kind of preparation method of flexible magnetic material, includes the following steps：
S1：By in 5-8 parts of 3-7 parts of ceria, 3-5 parts of strontium carbonate, 1-4 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is uniformly mixed, adds 20-30 parts of ethanol solution thereto, heating-up temperature is to 80-100 DEG C, stirring reaction 10-20min；
S2：40-60 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, the reaction was continued after being added dropwise 30-
50min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 350-450 DEG C of roasting 25- of temperature
Taken out after 35min spare；
S3：Will in step S2 roast after mixed-powder in add 10-15 parts of Adenosine cyclic monophosphate ester, 5-8 parts of carboxymethyl cellulose,
12-20 parts of gualfenesin, rise temperature are passed through nitrogen/hydrogen mixed gas, hydrogen accounting is 5-7% to 150-180 DEG C；Stirring
React 2-4h；After through evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material.
Preferably, 5 parts of ceria described in step S1,4 parts of strontium carbonate, 3 parts of molybdenum oxide caesium, 7 parts of diboron trioxide, second
25 parts of alcoholic solution, heating-up temperature are 95 DEG C, stirring reaction 16min.
Preferably, 55 parts of phosphoric acid molysite described in step S2, time for adding 8min, the reaction was continued 45min after being added dropwise；
In 420 DEG C of roasting 30min of temperature.
Preferably, 13 parts of Adenosine cyclic monophosphate ester described in step S3,7 parts of carboxymethyl cellulose, 16 parts of gualfenesin.
Preferably, temperature is 165 DEG C in step S3, and the hydrogen accounting of nitrogen/hydrogen mixed gas is 6%；Stirring reaction
3.5h。
Preferably, temperature compressing in step S3 be 80 DEG C, pressing pressure 25MPa.
According to the obtained flexible magnetic material of above-mentioned any one preparation method.
Compared with prior art, the present invention its advantage is：
A kind of flexible magnetic material of the present invention and preparation method thereof, with ceria, strontium carbonate, molybdenum oxide caesium, three oxidations
The magnetic body portion of two boron and phosphoric acid molysite as magnetic material, add Adenosine cyclic monophosphate ester, carboxymethyl cellulose, more create it is sweet
Magnetism has been prepared to improve the flexility of magnetic material, by the techniques such as mixing, evaporation of the solvent, roasting and order in oily ether
The novel electron material excellent with flexility, has widened the application scenarios of magnetic material.
Embodiment
The present invention is further illustrated with reference to embodiments.
Embodiment 1
S1：It is equal by being mixed in 8 parts of 3 parts of ceria, 3 parts of strontium carbonate, 1 part of molybdenum oxide caesium and diboron trioxide addition mixers
It is even, 20 parts of ethanol solution is added thereto, and heating-up temperature is to 100 DEG C, stirring reaction 20min；
S2：40 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, time for adding 8min, continues after being added dropwise
React 50min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 350 DEG C of roasting 25min of temperature
After take out it is spare；
S3：10 parts of Adenosine cyclic monophosphate ester, 8 parts of carboxymethyl cellulose will be added in mixed-powder after being roasted in step S2, is more created
12 parts of glycerin ether, rise temperature are passed through nitrogen/hydrogen mixed gas to 150 DEG C, and hydrogen accounting is 7%；Stirring reaction 2h；Passed through after
Evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material, compressing temperature is 80 DEG C, pressing pressure is
25MPa。
Embodiment 2
S1：It is equal by being mixed in 5 parts of 7 parts of ceria, 5 parts of strontium carbonate, 4 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is even, 30 parts of ethanol solution is added thereto, and heating-up temperature is to 80 DEG C, stirring reaction 10min；
S2：60 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, time for adding 8min, continues after being added dropwise
React 30min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 450 DEG C of roasting 35min of temperature
After take out it is spare；
S3：15 parts of Adenosine cyclic monophosphate ester, 5 parts of carboxymethyl cellulose will be added in mixed-powder after being roasted in step S2, is more created
20 parts of glycerin ether, rise temperature are passed through nitrogen/hydrogen mixed gas to 180 DEG C, and hydrogen accounting is 5%；Stirring reaction 4h；Passed through after
Evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material, compressing temperature is 80 DEG C, pressing pressure is
25MPa。
Embodiment 3
S1：It is equal by being mixed in 6 parts of 4 parts of ceria, 5 parts of strontium carbonate, 3 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is even, 24 parts of ethanol solution is added thereto, and heating-up temperature is to 85 DEG C, stirring reaction 12min；
S2：45 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, time for adding 8min, continues after being added dropwise
React 35min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 400 DEG C of roasting 28min of temperature
After take out it is spare；
S3：12 parts of Adenosine cyclic monophosphate ester, 7 parts of carboxymethyl cellulose will be added in mixed-powder after being roasted in step S2, is more created
16 parts of glycerin ether, rise temperature are passed through nitrogen/hydrogen mixed gas to 170 DEG C, and hydrogen accounting is 6%；Stirring reaction 3h；Passed through after
Evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material, compressing temperature is 80 DEG C, pressing pressure is
25MPa。
Embodiment 4
S1：It is equal by being mixed in 7 parts of 6 parts of ceria, 4 parts of strontium carbonate, 2 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is even, 28 parts of ethanol solution is added thereto, and heating-up temperature is to 95 DEG C, stirring reaction 18min；
S2：55 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, time for adding 8min, continues after being added dropwise
React 45min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 420 DEG C of roasting 32min of temperature
After take out it is spare；
S3：14 parts of Adenosine cyclic monophosphate ester, 6 parts of carboxymethyl cellulose will be added in mixed-powder after being roasted in step S2, is more created
14 parts of glycerin ether, rise temperature are passed through nitrogen/hydrogen mixed gas to 165 DEG C, and hydrogen accounting is 7%；Stirring reaction 2h；Passed through after
Evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material, compressing temperature is 80 DEG C, pressing pressure is
25MPa。
Embodiment 5
S1：It is equal by being mixed in 7 parts of 5 parts of ceria, 4 parts of strontium carbonate, 3 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is even, 25 parts of ethanol solution is added thereto, and heating-up temperature is to 95 DEG C, stirring reaction 16min；
S2：55 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, time for adding 8min, continues after being added dropwise
React 45min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 420 DEG C of roasting 30min of temperature
After take out it is spare；
S3：13 parts of Adenosine cyclic monophosphate ester, 7 parts of carboxymethyl cellulose will be added in mixed-powder after being roasted in step S2, is more created
16 parts of glycerin ether, rise temperature are passed through nitrogen/hydrogen mixed gas to 165 DEG C, and hydrogen accounting is 6%；Stirring reaction 3.5h；Then
Through evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material, compressing temperature is 80 DEG C, pressing pressure is
25MPa。
After tested, the obtained flexible magnetic material performance such as following table of each embodiment：
| Experiment | Low temperature impact strength（KJ/m2） | Bending modulus（MPa） | Saturation magnetization（emu/g） |
| Embodiment 1 | 8.6 | 2315 | 65.1 |
| Embodiment 2 | 9.1 | 2208 | 70.5 |
| Embodiment 3 | 9.5 | 2116 | 73.4 |
| Embodiment 4 | 9.3 | 2094 | 76.8 |
| Embodiment 5 | 9.9 | 2010 | 89.4 |
The invention is not restricted to embodiment here, those skilled in the art disclose according to the present invention, do not depart from scope
The improvement and modification made all should be within protection scope of the present invention.
Claims (7)
1. a kind of preparation method of flexible magnetic material, it is characterised in that include the following steps：
S1：By in 5-8 parts of 3-7 parts of ceria, 3-5 parts of strontium carbonate, 1-4 parts of molybdenum oxide caesium and diboron trioxide addition mixers
It is uniformly mixed, adds 20-30 parts of ethanol solution thereto, heating-up temperature is to 80-100 DEG C, stirring reaction 10-20min；
S2：40-60 parts of phosphoric acid molysite is added dropwise while stirring into step S1 reaction solutions, the reaction was continued after being added dropwise 30-
50min；Mixed-powder is obtained after solvent is volatilized；Mixed-powder is put into Muffle furnace in 350-450 DEG C of roasting 25- of temperature
Taken out after 35min spare；
S3：Will in step S2 roast after mixed-powder in add 10-15 parts of Adenosine cyclic monophosphate ester, 5-8 parts of carboxymethyl cellulose,
12-20 parts of gualfenesin, rise temperature are passed through nitrogen/hydrogen mixed gas, hydrogen accounting is 5-7% to 150-180 DEG C；Stirring
React 2-4h；After through evaporation of the solvent, it is compressing after i.e. can obtain the flexible magnetic material.
2. the preparation method of a kind of flexible magnetic material according to claim 1, it is characterised in that two described in step S1
5 parts of cerium oxide, 4 parts of strontium carbonate, 3 parts of molybdenum oxide caesium, 7 parts of diboron trioxide, 25 parts of ethanol solution, heating-up temperature are 95 DEG C, are stirred
Mix reaction 16min.
A kind of 3. preparation method of flexible magnetic material according to claim 1, it is characterised in that phosphorus described in step S2
Sour 55 parts, time for adding 8min of molysite, the reaction was continued 45min after being added dropwise；In 420 DEG C of roasting 30min of temperature.
A kind of 4. preparation method of flexible magnetic material according to claim 1, it is characterised in that gland described in step S3
13 parts of glycosides cyclic phosphate, 7 parts of carboxymethyl cellulose, 16 parts of gualfenesin.
5. the preparation method of a kind of flexible magnetic material according to claim 1, it is characterised in that temperature is in step S3
165 DEG C, the hydrogen accounting of nitrogen/hydrogen mixed gas is 6%；Stirring reaction 3.5h.
6. the preparation method of a kind of flexible magnetic material according to claim 1, it is characterised in that be pressed into step S3
The temperature of type is 80 DEG C, pressing pressure 25MPa.
7. according to any one obtained flexible magnetic material of preparation method of claim 1-6.
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| CN201711181971.0A CN107910152A (en) | 2017-11-23 | 2017-11-23 | A kind of flexible magnetic material and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1842505A (en) * | 2003-12-09 | 2006-10-04 | Tdk株式会社 | Ferrite magnetic material and ferrite sintered magnet |
| JP2007019134A (en) * | 2005-07-06 | 2007-01-25 | Matsushita Electric Ind Co Ltd | Method of manufacturing composite magnetic material |
| CN105037612A (en) * | 2015-03-10 | 2015-11-11 | 司红康 | Preparation method of anti-abrasion acrylate-type resin |
| CN105504429A (en) * | 2016-03-01 | 2016-04-20 | 苏州科茂电子材料科技有限公司 | Insulated highly-fire-retardant cable sheath material and preparation method thereof |
| CN105669179A (en) * | 2015-12-30 | 2016-06-15 | 安泰科技股份有限公司 | Ultrathin magnetic shielding sheet material and preparation method thereof |
-
2017
- 2017-11-23 CN CN201711181971.0A patent/CN107910152A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1842505A (en) * | 2003-12-09 | 2006-10-04 | Tdk株式会社 | Ferrite magnetic material and ferrite sintered magnet |
| JP2007019134A (en) * | 2005-07-06 | 2007-01-25 | Matsushita Electric Ind Co Ltd | Method of manufacturing composite magnetic material |
| CN105037612A (en) * | 2015-03-10 | 2015-11-11 | 司红康 | Preparation method of anti-abrasion acrylate-type resin |
| CN105669179A (en) * | 2015-12-30 | 2016-06-15 | 安泰科技股份有限公司 | Ultrathin magnetic shielding sheet material and preparation method thereof |
| CN105504429A (en) * | 2016-03-01 | 2016-04-20 | 苏州科茂电子材料科技有限公司 | Insulated highly-fire-retardant cable sheath material and preparation method thereof |
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Application publication date: 20180413 |