Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
First Claim
1. An electrophotographic photosensitive member comprising a support and a photosensitive layer provided on the support, wherein said electrophotographic photosensitive member has a surface layer containing a resin having at least one of repeating units represented by the following Formulas (1) and (2):
- ##STR102## wherein n represents an integer of 0 or more;
R1 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R2 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group;
##STR103## wherein m represents an integer of 0 or more;
R3 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R4 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group.
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Accused Products
Abstract
An electrophotographic photosensitive member is comprised of a support and a photosensitive layer formed on the support. The electrophotographic photosensitive member has a surface layer which contains a resin having at least one of the structural units represented by the following formula: ##STR1## wherein the bond represented by a broken line may be present, and when present, m is 4 and when m is 6, n represents an integer of 0 or more, and R1 and R2 represent each independently hydrogen, halogen, hydroxy, a substituted or unsubstituted alkyl, a substituted or unsubstituted unsaturated aliphatic hydrocarbon, a substituted or unsubstituted aryl, a substituted or unsubstituted cycloalkyl, a substituted or unsubstituted cyclodienyl, a substituted or unsubstituted alkoxy, a substituted or unsubstituted carbonyl, or a substituted or unsubstituted heterocyclic group.
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Citations
17 Claims
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1. An electrophotographic photosensitive member comprising a support and a photosensitive layer provided on the support, wherein said electrophotographic photosensitive member has a surface layer containing a resin having at least one of repeating units represented by the following Formulas (1) and (2):
- ##STR102## wherein n represents an integer of 0 or more;
R1 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R2 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group;
##STR103## wherein m represents an integer of 0 or more;
R3 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R4 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
- ##STR102## wherein n represents an integer of 0 or more;
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16. A process cartridge comprising an electrophotographic photosensitive member and at least one means selected from the group consisting of a charging means, a developing means and a cleaning means;
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said electrophotographic photosensitive member and said at least one means being supported as one unit which is detachable from a main body of an electrophotographic apparatus; and
said electrophotographic photosensitive member comprising a support and a photosensitive layer formed on the support, wherein;said electrophotographic photosensitive member has a surface layer containing a resin having at least one of repeating units represented by the following Formulas (1) and (2);
##STR104## wherein n represents an integer of 0 or more;
R1 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R2 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group;
##STR105## wherein m represents an integer of 0 or more;
R3 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R4 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group.
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17. An electrophotographic apparatus comprising an electrophotographic photosensitive member, a charging means, an exposure means, a developing means and a transfer means;
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said electrophotographic photosensitive member comprising a support and a photosensitive layer formed on the support, wherein; said electrophotographic photosensitive member has a surface layer containing a resin having at least one of repeating units represented by the following Formulas (1) and (2);
##STR106## wherein n represents an integer of 0 or more;
R1 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R2 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group;
##STR107## wherein m represents an integer of 0 or more;
R3 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group; and
R4 '"'"'s each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted unsaturated aliphatic hydrocarbon group, a substituted or unsubstituted aryl group, a substituted or unsubstituted cycloalkyl group, a substituted or unsubstituted cyclodienyl group, a substituted or unsubstituted alkoxyl group, a substituted carbonyl group, an aldehyde group or a substituted or unsubstituted heterocyclic group.
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Specification