H01F1/33

SOFT MAGNETIC METAL PARTICLE, SOFT MAGNETIC METAL POWDER, MAGNETIC ELEMENT BODY, AND COIL-TYPE ELECTRONIC COMPONENT

A soft magnetic metal particle comprises an Fe—Ni based soft magnetic metal. The soft magnetic metal particle includes both an fcc phase and a bcc phase. A magnetic element body includes the soft magnetic metal particle. A coil-type electronic component includes the magnetic element body and a coil conductor.

Soft magnetic metal powder, dust core, and magnetic component

A soft magnetic metal powder having soft magnetic metal particles including Fe, wherein a surface of the soft magnetic metal particle is covered by a coating part, the coating part has a first coating part and a second coating part in this order from the surface of the soft magnetic metal particle towards outside, the first coating part includes oxides of Fe as a main component, the second coating part includes a compound of at least one element selected from the group consisting of P, Si, Bi, and Zn, and a ratio of trivalent Fe atom among Fe atoms of oxides of Fe included in the first coating part is 50% or more.

Soft magnetic metal powder, dust core, and magnetic component

A soft magnetic metal powder having soft magnetic metal particles including Fe, wherein a surface of the soft magnetic metal particle is covered by a coating part, the coating part has a first coating part and a second coating part in this order from the surface of the soft magnetic metal particle towards outside, the first coating part includes oxides of Fe as a main component, the second coating part includes a compound of at least one element selected from the group consisting of P, Si, Bi, and Zn, and a ratio of trivalent Fe atom among Fe atoms of oxides of Fe included in the first coating part is 50% or more.

Structures utilizing a structured magnetic material and methods for making

A soft magnetic material comprises a plurality of iron-containing particles and an insulating layer on the iron-containing particles, the insulating layer comprising an oxide. The soft magnetic material is an aggregate of permeable micro-domains separated by insulation boundaries.

Magnetic powder, and manufacturing method thereof

A magnetic powder contains magnetic particles, a first coating layer disposed on surfaces of the magnetic particles and containing a first glass, and a second coating layer disposed on the first coating layer and containing a second glass different from the first glass. A method of manufacturing magnetic powder includes preparing magnetic particles, forming a first coating layer containing a first glass on surfaces of the magnetic particles, and forming a second coating layer containing a second glass different from the first glass on the first coating layer.

Magnetic powder, and manufacturing method thereof

A magnetic powder contains magnetic particles, a first coating layer disposed on surfaces of the magnetic particles and containing a first glass, and a second coating layer disposed on the first coating layer and containing a second glass different from the first glass. A method of manufacturing magnetic powder includes preparing magnetic particles, forming a first coating layer containing a first glass on surfaces of the magnetic particles, and forming a second coating layer containing a second glass different from the first glass on the first coating layer.

Near net shape bulk laminated silicon iron electric steel for improved electrical resistance and low high frequency loss

The invention involves producing discontinuous, flake-shaped particles of a soft magnetic material, coating the flake-shaped particles with an electrically insulating coating, and consolidating the coated flaked-shaped particles to form a soft magnetic bulk shape. The consolidated bulk shape can comprise a layer or a simple or complex 3D magnet part shape, which has a consolidated layered microstructure that includes laminated soft magnetic regions that are substantially encapsulated by an electrical insulating layer to increase the resistivity of soft magnetic material, especially when used in silicon iron magnet parts.

HIGH FREQUENCY LOW LOSS MAGNETIC CORE AND METHOD OF MANUFACTURE
20230317335 · 2023-10-05 ·

A high saturation, low loss magnetic material suitable for high frequency electrical devices, including power converters, transformers, solenoids, motors, and other such devices.

HIGH FREQUENCY LOW LOSS MAGNETIC CORE AND METHOD OF MANUFACTURE
20230317335 · 2023-10-05 ·

A high saturation, low loss magnetic material suitable for high frequency electrical devices, including power converters, transformers, solenoids, motors, and other such devices.

Magnetic Bead And Magnetic Bead Dispersion
20230317332 · 2023-10-05 ·

A magnetic bead contains: a magnetic metal powder; and a coating layer with which a particle surface of the magnetic metal powder is coated. When the magnetic bead is left to stand in a state of a dispersion obtained by dispersing the magnetic bead in water, a time until an initial absorbance of the dispersion attenuates to 80% of an absorbance when the standing is started is 90 seconds or longer.