RESIN COMPOSITE MAGNET MATERIAL AND RARE EARTH-IRON BONDED MAGNET USING THE SAME

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PROBLEM TO BE SOLVED : To provide a resin composite magnet material with which a rare earth-iron bonded magnet suppressed in thermal expansion in a high temperature environment and having a small dimensional change due to a temperature change can be produced.SOLUTION : A diallyl isophthalate prepolymer is used as a thermosetting resin material constituting a bonded magnet, and a diallyl isophthalate monomer is mixed to the diallyl isophthalate prepolymer.SELECTED DRAWING : Figure 1COPYRIGHT : (C)2016, JPO&INPIT