Developing member, electrophotographic process cartridge, and electrophotographic image forming apparatus
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United States of America Patent
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Nov 10, 2020
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N/A
app pub date -
Sep 13, 2019
filing date -
Sep 21, 2018
priority date (Note) -
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Abstract
Provided is an electrophotographic developing member capable of sufficiently increasing a density of an image initially output from a standby state. The developing member includes: a substrate; a porous electroconductive elastic layer on the substrate; and an electroconductive solid layer on the electroconductive elastic layer, in which an outer surface of the developing member includes a first region having an electrical insulating surface and a second region having an electroconductive surface, the first region and the second region are arranged to be adjacent to each other, and the first region is constituted by an electrical insulating portion disposed on an outer surface of the electroconductive solid layer.
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