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US 6,001,522 AGranted
Barrier layer for photoconductor elements comprising an organic polymer and silica
AssigneeImation Corp.
InventorsEdward J. Woo, David R. Boston
Life of this patent
Estimating the term…
Abstract
The present invention provides a photoconductor element for use in electrophotographic imaging, including a support, a photoconductive layer coated on the support, and a barrier layer coated on the photoconductive layer. The barrier layer includes an organic polymer and silica.
Claims10
A photoconductor element for use in electrophotographic imaging, comprising:
- a support;
- a photoconductive layer coated on said support;
- a barrier layer coated on said photoconductive layer, said barrier layer comprising an organic polymer and silica, said polymer and said silica being present in said barrier layer at a silica to polymer weight ratio ranging from 9:1 to 1:1;
- and
- a release layer topcoat coated on said barrier layer.
2 more elements
A photoconductor element for use in electrophotographic imaging, comprising:
- a support;
- a photoconductive layer coated on said support;
- a barrier layer coated on said photoconductive layer, said barrier layer consisting essentially of an organic polymer and silica, said polymer and said silica being present in said barrier layer at a silica to polymer weight ratio ranging from 9:1 to 1:1;
- and
- release layer topcoat coated on said barrier layer.
2 more elements
Dependencies are inferred from the claim text.