Abstract:
A photoconductor containing an optional supporting substrate, a photogenerating layer, at least one silanol containing charge transport layer, and a top overcoating layer in contact with and contiguous to the charge transport layer.
Abstract:
PROBLEM TO BE SOLVED: To provide a method for producing an electrophotographic photosensitive member which includes a step for coating a surface-layer coating liquid containing resin having a siloxane structure and at least one of toluene or xylene to form the surface-layer, which achieves reduction in an initial friction coefficient on the surface of the electrophotographic photosensitive member.SOLUTION: A method for producing an electrophotographic photosensitive member includes a step for drying the coating of a surface-layer coating liquid on a support to form a surface-layer, in which the surface-layer coating liquid contains resin α, resin β, a solvent γ, and compound δ.
Abstract:
PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor in which electrophotographic characteristics such as charged potential and residual potential are not impaired, and which is also excellent in stability when repeatedly used. SOLUTION: The electrophotographic photoreceptor has a layer containing one or more kinds of specific p-terphenyl compounds and an additive on a conductive support. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To prevent a curling phenomenon in a photoconductor which includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, an optional adhesive layer, a photogenerating layer, and at least one charge transport layer. SOLUTION: The photoconductor includes a supporting substrate, a photogenerating layer, and a charge transport layer, wherein the charge transport layer contains a specified sulfonamide compound. COPYRIGHT: (C)2011,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide an electrophotographic photoreceptor which can meet the demand for a smaller diameter of a photoreceptor, and a process at a high peripheral speed associated with miniaturization and speed-up of an image forming apparatus, and which is excellent in light resistance. SOLUTION: The electrophotographic photoreceptor has at least a charge generating layer 202 and a charge transporting layer 203 over a substrate 201, wherein the charge transporting layer contains a predetermined triphenylamine bisstyryl compound as a charge transporting material and an additive represented by a general formula (II). COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To provide a photoreceptor having good wear resistance and an extended lifetime, wherein a scratch of an imaging member in one or more surface layers of the member (which causes an observable undesirable print defect on a produced final print) is reduced or minimized. SOLUTION: An imaging member is provided containing a supporting substrate, a photocharge generating layer, at least one charge transport layer comprising at least one charge transport component and at least one silanol, and an overcoat in contact with and contiguous to the charge transport layer, wherein the overcoat comprises an acrylated polyol, a polyalkylene glycol, a crosslinking component and a charge transport component. COPYRIGHT: (C)2008,JPO&INPIT