Ferromagnetic resin composition containing polymeric surface precoated magnetic rare earth cobalt powders

A ferromagnetic resin composition obtained by filling a thermoplastic resin with 70 to 97% by weight of rare earth-cobalt powder, the surface of which has been coated with a thermosetting resin or a thermoplastic resin. The composition gives a plastic magnet excellent in impact resistance.

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Bibliographic Details
Main Authors NAKAGAWA; YASUO, SAITO; TAKEHIDE
Format Patent
LanguageEnglish
Published 31.07.1984
Subjects
BASIC ELECTRIC ELEMENTS
CHEMISTRY
COMPOSITIONS BASED THEREON
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
ELECTRICITY
GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS
INDUCTANCES
MAGNETS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
TECHNICAL SUBJECTS COVERED BY FORMER USPC
TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
THEIR PREPARATION OR CHEMICAL WORKING-UP
TRANSFORMERS
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Summary:A ferromagnetic resin composition obtained by filling a thermoplastic resin with 70 to 97% by weight of rare earth-cobalt powder, the surface of which has been coated with a thermosetting resin or a thermoplastic resin. The composition gives a plastic magnet excellent in impact resistance.
Bibliography:Application Number: US19830560062