Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method for producing electrophotographic photosensitive member

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United States of America Patent

PATENT NO 10656542
APP PUB NO 20190310561A1
SERIAL NO

16377027

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Abstract

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An electrophotographic photosensitive member includes an undercoat layer, a charge generation layer, and a charge transport layer in this order. The undercoat layer contains a cured product of a composition containing an electron transport material, a particle having an average primary particle size of 10 nm or more, and a silicone oil. A content of the particle in the undercoat layer is 3% by mass or more and 20% by mass or less. A content of the silicone oil in the undercoat layer is 0.01% by mass or more and 10% by mass or less relative to the content of the particle.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHA30-2 SHIMOMARUKO 3-CHOME OHTA-KU TOKYO 1468501 JAPAN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishiduka, Yuka Suntou-gun, JP 61 879
Maruyama, Akihiro Mishima, JP 52 397
Nishi, Masashi Susono, JP 33 155
Sekido, Kunihiko Suntou-gun, JP 68 768

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges148921716784101 - 1011 - 2021 - 3031 - 4041 - 50010020030040050060070080090010001100120013001400150016001700180019002000210022002300

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