Electrophotographic photoconductor and electrophotographic apparatus

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United States of America Patent

PATENT NO 8263297
APP PUB NO 20090136260A1
SERIAL NO

12323096

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Abstract

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An electrophotographic photoconductor including a conductive support and a photosensitive layer, wherein the photosensitive layer contains a charge generation agent, a charge transport agent and a binder resin, and wherein the charge generation agent contains an asymmetric disazo pigment represented by General Formula (I), the charge transport agent contains a triphenylamine compound represented General Formula (IX), and the mass ratio of the charge transport agent to the binder resin is 0.3 to 2.0,

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO JAPAN
YAMANASHI ELECTRONICS CO LTD1014 MIYABARA-CHO KOFU-SHI YAMANASHI 400-0058

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ikegami, Takaaki Susono, JP 33 681
Koizumi, Toshihiko Kofu, JP 8 96
Kurimoto, Eiji Numazu, JP 66 1103
Nakamura, Hideki Kofu, JP 178 2059
Shimoyama, Keisuke Numazu, JP 36 385
Suzuki, Hajime Kofu, JP 180 1469
Takada, Takeshi Yokohama, JP 55 1558
Yamamoto, Kohsuke Numazu, JP 33 243

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