FERRITE MAGNET POWDER AND MAGNET USING THE MAGNET POWDER, AND METHOD FOR PREPARING THEM

• Main Authors: FURUCHI, ISAMU, ANAMOTO, SHUJI
• Format: Patent
• Language: English; French; German
• Published: 31.10.2001
• Edition: 7
• Subjects: ALLOYS; ARTIFICIAL STONE; BASIC ELECTRIC ELEMENTS; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F; CONCRETE; ELECTRICITY; FERROUS OR NON-FERROUS ALLOYS; INDUCTANCES; INORGANIC CHEMISTRY; LIME, MAGNESIA; MAGNETS; METALLURGY; REFRACTORIES; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES; SLAG; TRANSFORMERS; TREATMENT OF ALLOYS OR NON-FERROUS METALS; TREATMENT OF NATURAL STONE

The ferrite magnet powder of the present invention is magnet powder having, as the major phase, a La-Co magnetoplumbite ferrite where La and Co are substituted for Sr and Fe, respectively, represented by (1-x)SrO . (x/2)La2O3 . (n-y/2)Fe2O3 . yMO wherein x, y, and n represent mole ratios and satisfy...