Magnetic energy-storage composite material, preparation method and application thereof
A composite material and energy storage technology, applied in magnetic therapy, heat exchange materials, and magnetism of inorganic materials, can solve problems such as failure to achieve health care effects, difficulty in achieving health care effects, and low concentration of negative air ions
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[0037] The preparation method of the magnetic energy storage composite material according to the embodiment of the present invention comprises the following steps:
[0038] S01: Raw materials are provided according to the following composition ratio by mass percentage: 40-88% of permanent magnetic alloy powder, 5-40% of energy storage powder, 5-40% of six-ring stone powder, and 1-5% of binder;
[0039] S02: After stirring and mixing the raw materials, press molding at 50-150°C and a pressure of 40Mpa-60Mpa to form a composite;
[0040] S03: Magnetizing the pressed composite to obtain the magnetic energy storage composite material.
[0041] In step S01, each raw material is selected and prepared according to the description of the aforementioned magnetic energy storage composite material. The mass proportioning of each raw material is preferably as follows:
[0042] Permanent magnetic alloy powder 45-75%
[0043] Energy storage powder 10-35%
[0044] Hexacyclic stone powder 1...
Embodiment 1
[0055] The raw material composition (% by weight) for preparing the magnetic energy storage composite material of this embodiment is: 60% of permanent magnetic alloy powder, 20% of energy storage powder, 15% of hexacyclic stone powder, 2% of catalyst, and 3% of binder; The particle size of the magnetic alloy powder is 100 microns, the particle size of the energy storage powder is 250 microns, the particle size of the hexacyclite superfine powder is 3.5 microns, the particle size of the catalyst is 50 nanometers, and the permanent magnetic alloy powder is NdFeB powder. The precursor raw material of energy storage powder is aluminum powder, and the catalyst is nano TiO 2 , the binder is epoxy resin.
[0056] Concrete preparation process is as follows:
[0057] 1) Add the above-mentioned prepared raw materials into the mixer together, and stir and mix evenly to form a composite powder;
[0058] 2) Put the uniformly mixed powder in a mold with a predetermined shape, put it on a ...
Embodiment 2
[0063] The raw material composition (% by weight) for preparing the magnetic energy storage composite material of this embodiment is: 55% of permanent magnetic alloy powder, 15% of energy storage powder, 23% of hexacyclic stone powder, 3.5% of catalyst, and 3.5% of binder; The particle diameter of the magnetic alloy powder is 120 microns, the particle diameter of the energy storage powder is 200 microns, the particle diameter of the hexacyclic stone powder is 4 microns, and the particle diameter of the catalyst is 80 nanometers. The permanent magnetic alloy powder is ferrite powder, the precursor raw material of the energy storage powder is magnesium powder, the catalyst is nano ZnO, and the binder is amino resin.
[0064] Concrete preparation process is as follows:
[0065] 1) Add the above-mentioned prepared raw materials into the mixer together, and stir and mix evenly to form a composite powder;
[0066] 2) Put the uniformly mixed powder raw material into a mold with a pr...
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