CN104134506A - Oil-resistant and temperature-resistant bonding permanent magnetic ferrite material and preparation method thereof - Google Patents
Oil-resistant and temperature-resistant bonding permanent magnetic ferrite material and preparation method thereof Download PDFInfo
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- CN104134506A CN104134506A CN201410321307.1A CN201410321307A CN104134506A CN 104134506 A CN104134506 A CN 104134506A CN 201410321307 A CN201410321307 A CN 201410321307A CN 104134506 A CN104134506 A CN 104134506A
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Abstract
The invention discloses an oil-resistant and temperature-resistant bonding permanent magnetic ferrite material which is characterized by being prepared by the following components in parts by weight: 80-88 parts of ferrite permanent magnetic powder, 8-11 parts of hydrogenated nitrile butadiene rubber, 0.6-1 part of epoxidized soybean oil and 0.3-0.5 parts of calcium stearate. The invention further discloses a preparation method of an oil-resistant and temperature-resistant soft magnetic film. The bonding permanent magnetic ferrite material prepared by the method has a good magnetic characteristic, has excellent high temperature resistance and excellent oil resistance, and particularly can still keep stable performance in an environment of continuous use at a high temperature and rapid temperature change. The preparation method organically combines the components, scientifically blends the components, develops the oil-resistant and temperature-resistant bonding permanent magnetic ferrite material by utilizing a modern production technology, and has a broad market prospect.
Description
Technical field
The present invention relates to a kind of high-low temperature resistant, oil resistant bonded Permanet ferrite materials, be specifically related to a kind of oil resistant heatproof bonded Permanet ferrite materials and preparation method thereof.
Background technology
The flourish of auto industry brought unprecedented opportunity to develop to rubber industry in recent years, makes rubber Industry Quick Development simultaneously.Along with improving constantly of auto industry technical merit, especially along with automobile is to the future development of high-performance, low oil consumption, low emission and low noise, long service life, the working temperature of rubber components is improved, operational environment is harsher, require rubber components can the air of-50～200 DEG C in or the medium-term and long-term use of Medium Oil.
Some application scenario of the industries such as current aircraft industry, electrical equipment industry, chemical industry, oil requires high to the environment for use of elastomeric material, general general purpose rubber is difficult to reach its instructions for use, in addition, there is the unbalanced defect of performance in magnetic rubber, the magnetic rubber that magnetic is stronger, because magnetic is filled with too much, and magnetic rubber oil resistance, temperature tolerance are reduced greatly.
In order to meet development and the demand of related industries, the bonded Permanet ferrite materials of developing a kind of high and low temperature resistance, oil resistance excellence has very actual meaning.
Summary of the invention
For the deficiency of above-mentioned technology, the object of the invention is to, in order to meet development and the demand of related industries, provide a kind of oil resistant heatproof bonded Permanet ferrite materials.
The present invention also aims to, the preparation method of the industrialization of above-mentioned oil resistant heatproof bonded Permanet ferrite materials is provided.
For achieving the above object, the technical scheme that invention adopts is:
A kind of oil resistant heatproof bonded Permanet ferrite materials, is characterized in that, its component by following weight portion is made:
A kind of oil resistant heatproof bonded Permanet ferrite materials, is characterized in that, its component by following weight portion is made:
A preparation method who implements above-mentioned oil resistant heatproof bonded Permanet ferrite materials, is characterized in that, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, temperature 85-100 DEG C, rotating speed 25-35r/min, blast 0.3～0.8Mpa, under hydraulic pressure 0.5Mpa～1Mpa condition, time 10～20min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 1～3mm, preliminary roller temperature 40-50 DEG C, rear roller temperature 45-60 DEG C, time 10～25min;
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
Beneficial effect of the present invention is: bonded Permanet ferrite materials prepared by the present invention, on the basis with good magnetic properties, there is the excellent properties such as heat-resisting quantity and oil resistance simultaneously, particularly at high temperature use continuously and temperature environment jumpy in the outstanding advantages such as still can retention stablize.
Preparation method provided by the invention, organically combines each material component, through scientific composition allotment, utilizes modern production technology development oil resistant heatproof bonded Permanet ferrite materials, has wide market prospects.
Embodiment
Embodiment 1: the oil resistant heatproof bonded Permanet ferrite materials that the present embodiment provides, its component by following weight portion is made:
A preparation method who implements above-mentioned oil resistant heatproof bonded Permanet ferrite materials, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, temperature 85-100 DEG C, rotating speed 25-35r/min, blast 0.3～0.8Mpa, under hydraulic pressure 0.5Mpa～1Mpa condition, time 10～20min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 1～3mm, preliminary roller temperature 40-50 DEG C, rear roller temperature 45-60 DEG C, time 10～25min;
Mixture B accounts for 60% of chamber body of mixer total capacity, and Main Function is abundant space, fully stirs.If capacity is too large, mixing without abundant space, can not stir fully, cause mixing irregular; Temperature rise, easily causes sizing material bin cure; Also can cause motor overload.Capacity is too little, between rotor, without enough frictional resistances, occurs idle running, causes equally mixing inequality, and the quality of elastomeric compound is affected, and also reduces utilization rate of equipment and installations simultaneously.
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
Embodiment 2:
Oil resistant heatproof bonded Permanet ferrite materials that the present embodiment provides and preparation method thereof, its raw material components and step are all substantially the same manner as Example 1, and its difference is:
The preparation method of this oil resistant heatproof bonded Permanet ferrite materials, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, 90 DEG C of temperature, rotating speed 35r/min, blast 0.3Mpa, under hydraulic pressure 0.8Mpa condition, time 15min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 3mm, 40 DEG C of preliminary roller temperature, 45 DEG C of rear roller temperature, time 20min;
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
Embodiment 3:
Oil resistant heatproof bonded Permanet ferrite materials that the present embodiment provides and preparation method thereof, its raw material components and step are all basic identical with embodiment 1,2, and its difference is:
The preparation method of this oil resistant heatproof bonded Permanet ferrite materials, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, 85 DEG C of temperature, rotating speed 35r/min, blast 0.8Mpa, under hydraulic pressure 0.5Mpa condition, time 20min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 3mm, 40 DEG C of preliminary roller temperature, 45 DEG C of rear roller temperature, time 20min;
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
Embodiment 4:
Oil resistant heatproof bonded Permanet ferrite materials that the present embodiment provides and preparation method thereof, its raw material components and step are all basic identical with embodiment 1,2,3, and its difference is:
The preparation method of this oil resistant heatproof bonded Permanet ferrite materials, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, 100 DEG C of temperature, rotating speed 30r/min, blast 0.5Mpa, under hydraulic pressure 0.8Mpa condition, time 15min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 2mm, 40 DEG C of preliminary roller temperature, 45 DEG C of rear roller temperature, time 15min;
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
The bonded Permanet ferrite materials that above-mentioned multiple embodiment produces, on the basis with good magnetic properties, there is the excellent properties such as heat-resisting quantity and oil resistance simultaneously, particularly at high temperature use continuously and temperature environment jumpy in the outstanding advantages such as still can retention stablize.
Preparation method provided by the invention, organically combines each material component, through scientific composition allotment, utilizes modern production technology development oil resistant heatproof bonded Permanet ferrite materials, has wide market prospects.
The present invention can not all embodiment of limit; the described component, proportion and technology condition recorded according to above-described embodiment are as contrasting; in the reasonable scope, those skilled in the art can also obtain from assembly other embodiment, and it is all in protection range of the present invention.
Claims (3)
1. an oil resistant heatproof bonded Permanet ferrite materials, is characterized in that, its component by following weight portion is made:
2. an oil resistant heatproof bonded Permanet ferrite materials, is characterized in that, its component by following weight portion is made:
3. according to a preparation method for oil resistant heatproof bonded Permanet ferrite materials described in claim 1～2, it is characterized in that, it comprises the following steps:
(1) raw material of the following weight portion of preparation:
(2) take hydrogenation nitrile rubber, epoxidized soybean oil and the calcium stearate in step (1), join successively pill tank, and open and stir, mix homogeneous phase, make mixture A;
(3) take step (1) ferrite permanent-magnet powder, with prepared step (2) mixture A is placed in to banbury, banburying condition: mixture accounts for chamber body of mixer total capacity and is no more than 60%, temperature 85-100 DEG C, rotating speed 25-35r/min, blast 0.3～0.8Mpa, under hydraulic pressure 0.5Mpa～1Mpa condition, time 10～20min;
(4) step (3) is placed in to mill through the blend of banburying, opens refining condition: roll spacing 1～3mm, preliminary roller temperature 40-50 DEG C, rear roller temperature 45-60 DEG C, time 10～25min;
(5) step (4) is carried out to break process through the blend of opening refining, after being placed in extrusion shaping machine and extruding, per os mold forming;
(6) moulding blend step (5) being made is placed in water, after cooling and shaping, magnetizes, and makes the bonded Permanet ferrite materials of oil resistant heatproof.
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| CN201410321307.1A CN104134506A (en) | 2014-07-07 | 2014-07-07 | Oil-resistant and temperature-resistant bonding permanent magnetic ferrite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020150719A1 (en) * | 2019-01-18 | 2020-07-23 | Golconda Holdings, Llc | Systems and methods for producing magnetically receptive layers and magnetic layers for use in surface covering systems |
| CN111601530A (en) * | 2017-06-20 | 2020-08-28 | 宝山控股有限责任公司 | Modular magnetically receptive wood and engineered wood surface units and magnetic box systems for covering floors, walls and other surfaces |
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| CN101477866A (en) * | 2008-09-19 | 2009-07-08 | 广州金南磁塑有限公司 | Anisotropic flexible adhesion Nd-Fe-B magnets and manufacturing method thereof |
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| CN104945754A (en) * | 2015-07-20 | 2015-09-30 | 广州新莱福磁电有限公司 | Manufacturing method for improving attraction of rubber extrusion magnetic strip |
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| US3873954A (en) * | 1974-03-07 | 1975-03-25 | Max Baermann | Light colored magnetic rubber |
| WO2001041162A1 (en) * | 1999-11-30 | 2001-06-07 | Uchiyama Manufacturing Corp. | Magnetic rubber composition for encoder |
| CN101000818A (en) * | 2006-01-13 | 2007-07-18 | 横店集团东磁有限公司 | Adhesive electric machine magnetic strip and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111601530A (en) * | 2017-06-20 | 2020-08-28 | 宝山控股有限责任公司 | Modular magnetically receptive wood and engineered wood surface units and magnetic box systems for covering floors, walls and other surfaces |
| WO2020150719A1 (en) * | 2019-01-18 | 2020-07-23 | Golconda Holdings, Llc | Systems and methods for producing magnetically receptive layers and magnetic layers for use in surface covering systems |
| CN113795641A (en) * | 2019-01-18 | 2021-12-14 | 宝山控股有限责任公司 | System and method for producing magnetic receptive and magnetic layers for surface covering systems |
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Application publication date: 20141105 |