JPH0644343B

PURPOSE:To decrease the variance of the performance of a magnetic recording medium contg. magnetic powder and to improve the dwell stability during the dispersion stage by specifying the ratio of the carbon and iron existing in the surface region of the magnetic powder. CONSTITUTION:The ratio of the...

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Bibliographische Detailangaben
Hauptverfasser:	MYAKE TOORU, NAGAOKA SHINSAKU, KOYAMA MIDORI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES BASIC ELECTRIC ELEMENTS CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSESC01D OR C01F CORRECTING FLUIDS DYES ELECTRICITY FILLING PASTES INDUCTANCES INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER INKS INORGANIC CHEMISTRY MAGNETS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING PHYSICS POLISHES SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES TRANSFORMERS USE OF MATERIALS THEREFOR WOODSTAINS
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