Carrier core particle for electrophotographic developer, method for manufacturing the same, carrier for electrophotographic developer and electrophotographic developer

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United States of America Patent

PATENT NO 9329514
SERIAL NO

14496263

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Abstract

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A carrier core particle for an electrophotographic developer includes a composition expressed by a general formula: MnxFe3−xO4+y (0311) plane in a powder X-ray diffraction pattern satisfying 0.16 (degree)≦z, and a magnetization of 50 emu/g or higher in an external magnetic field of 1000 Oe.

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Patent Owner(s)

Patent OwnerAddress
DOWA ELECTRONICS MATERIALS CO LTDJAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawauchi, Takeshi Okayama, JP 19 32
Ogawa, Sho Okayama, JP 14 23

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