MEMBER FOR ELECTROPHOTOGRAPHY, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Title:

MEMBER FOR ELECTROPHOTOGRAPHY, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE FORMING APPARATUS

Document Type and Number:

WIPO Patent Application WO/2021/100809

Kind Code:

A1

Abstract:

A member for electrophotography, said member comprising a conductive base material and a single elastic layer that serves as the surface layer. With respect to this member for electrophotography, the elastic layer contains a first resin, a second resin and anions; the first resin is a crosslinked urethane resin; the crosslinked urethane resin has a cationic specific structure in each molecule; the second resin is at least one of a crosslinked acrylic resin having an ether bond and a crosslinked epoxy resin having an ether bond; and the first resin and the second resin constitute an interpenetrating polymer network structure in a first region of the elastic layer from the outer surface to the depth of 0.1 μm.

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Inventors:

NISHI AKIO (JP)
ISHII TORU (JP)
NAGAOKA KAZUAKI (JP)
UESUGI TOMOYA (JP)

Application Number:

PCT/JP2020/043199

Publication Date:

May 27, 2021

Filing Date:

November 19, 2020

Export Citation:

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Assignee:

CANON KK (JP)

International Classes:

F16C13/00; C08G18/08; C08L33/06; C08L33/14; C08L63/00; C08L75/04; G03G15/00; G03G15/02; G03G15/08; G03G21/18

Foreign References:

JP2001099137A	2001-04-10
JP2018055090A	2018-04-05
JP2019185041A	2019-10-24
JP2012215840A	2012-11-08
JP2014044411A	2014-03-13
US6340528B1	2002-01-22
JP2020008847A	2020-01-16
JP2020024407A	2020-02-13
JP2003202722A	2003-07-18
JP2011053658A	2011-03-17
JP2019211868A	2019-12-12
JP2020076693A	2020-05-21

Other References: