Electroconductive member, process cartridge, and electrophotographic image forming apparatus

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 12032331
APP PUB NO 20230280667A1
SERIAL NO

18305535

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Abstract

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An electroconductive member for electrophotography including a support having electro-conductivity and an electroconductive layer on the outer surface of the support, the electroconductive layer including a matrix containing a crosslinked product of a first rubber and first electroconductive particles and domains each containing a crosslinked product of a second rubber and second electroconductive particles, wherein at least part of the first electroconductive particles are present as a primary particle in the crosslinked product of the first rubber, wherein, the first electroconductive particles of the matrix observed in a specific observation region have d1 of 200 nm or more, the second electroconductive particles in the domains observed therein have d2 of 50 nm or less, and 80 number % or more of the domains satisfy specific conditions.

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Patent Owner(s)

Patent OwnerAddress
CANON KABUSHIKI KAISHATOKYO TOKYO METROPOLIS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goto, Mototeru Shizuoka, JP 10 5
Higuchi, Nao Shizuoka, JP 3 2
Hongo, Masatsugu Shizuoka, JP 7 0
Kikuchi, Yuichi Shizuoka, JP 56 909
Tsunoda, Masaki Tokyo, JP 59 499
Uematsu, Atsushi Shizuoka, JP 23 153

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