Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

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United States of America Patent

PATENT NO 9057969
APP PUB NO 20140212801A1
SERIAL NO

14167848

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Abstract

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A photosensitive layer or a charge generation layer of an electrophotographic photosensitive member contains a gallium phthalocyanine and a particular diamine compound such as 1,2-diaminoethane or 1,3-diaminopropane. The content of the particular diamine compound in the photosensitive layer or the charge generation layer is from 10 ppm to 1,000 ppm (mass ratio) based on the gallium phthalocyanine.

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawahara, Masataka Mishima, JP 69 968
Nishida, Tsutomu Mishima, JP 79 838
Tanaka, Masato Tagata-gun, JP 491 4719

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