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US 5,849,445 AGranted
Multilayer photoconductive elements having low dark decay
AssigneeEastman Kodak Company
InventorsSusan A. Visser, Donald S. Rimai, Paul M. Borsenberger, Suryadevara V. Babu
Life of this patent
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Abstract
A photoconductive element comprising an electrically conductive base; two or more charge generation layers; at least one charge transport layer; and a protective layer comprising diamond-like carbon, having fluorine between 0 and 65 atomic percent of the protective layer.
Claims17
A photoconductive element comprising:
- a) an electrically conductive base;
- and deposited thereon, in any order,
- b) at least two charge generation layers;
- and
- c) at least one charge transport layer;
- said element further having an outermost protective layer comprising diamond like carbon with a fluorine content between 0 and 65 atomic percent of the protective layer.
3 more elements
A photoconductive element comprising, in order:
- a) an electrically conductive base;
- b) a charge-transport layer;
- c) a first charge-generation layer;
- d) a second charge-generation layer;
- and
- e) a diamond-like carbon protective layer, wherein the fluorine content of said protective layer is between 0 and 65 atomic percent of the protective layer.
3 more elements
An electrophotographic apparatus comprising:
- a) a charging means;
- b) an exposure means;
- c) a photoconductive element comprising an electrically conductive base;
- at least two charge generation layers;
- at least one charge transport layer;
- and a protective layer comprising diamond-like carbon and having a fluorine content between 0 and 65 atomic percent of said protective layer.
- d) a development means;
- e) a transfer means;
- and
- f) a fusing means.
7 more elements
Dependencies are inferred from the claim text.