CN114938638A - 包含涂覆粒子的软磁粉末 - Google Patents

包含涂覆粒子的软磁粉末 Download PDF

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CN114938638A
CN114938638A CN202180008370.8A CN202180008370A CN114938638A CN 114938638 A CN114938638 A CN 114938638A CN 202180008370 A CN202180008370 A CN 202180008370A CN 114938638 A CN114938638 A CN 114938638A
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solid oxide
layers
shell
soft magnetic
magnetic powder
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Chinese (zh)
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R·普伦恰克
J·A·希门尼斯
R·柯尼格
R·乔希莫维奇
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BASF SE
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BASF SE
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    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2301/00—Metallic composition of the powder or its coating
    • B22F2301/35—Iron
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
    • B22F2302/25—Oxide
    • B22F2302/253—Aluminum oxide (Al2O3)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
    • B22F2302/25—Oxide
    • B22F2302/256—Silicium oxide (SiO2)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic

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  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Soft Magnetic Materials (AREA)
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  • Compounds Of Iron (AREA)
CN202180008370.8A 2020-01-10 2021-01-07 包含涂覆粒子的软磁粉末 Pending CN114938638A (zh)

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US12322695B2 (en) 2020-12-01 2025-06-03 Ferric Inc. Magnetic core with hard ferromagnetic biasing layers and structures containing same
EP4367692A1 (en) * 2021-07-16 2024-05-15 Ferric Inc. Ferromagnetic-polymer composite material and structures comprising same
US12224091B2 (en) 2021-07-16 2025-02-11 Ferric Inc. Ferromagnetic-polymer composite material and structures comprising same
US12125713B2 (en) 2022-03-22 2024-10-22 Ferric Inc. Method for manufacturing ferromagnetic-dielectric composite material
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