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Current content: 157 117 910 patent documents

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1 340 825 documents amended

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EP 0448780 B1 19980408 - Electrophotographic imaging member

Title (en)

Electrophotographic imaging member

Title (de)

Elektrophotographisches Bilderzeugungselement

Title (fr)

Elément de formation d'images par voie électrophotographique

Publication

EP 0448780 B1 19980408 (EN)

Application

EP 90120917 A 19901031

Priority

US 45891689 A 19891229

Abstract (en)

[origin: EP0448780A1] An electrophotographic imaging member containing a supporting substrate having an electrically conductive surface, a charge blocking layer including a vinyl hydroxy ester or vinyl hydroxy amide polymer and at least one photoconductive layer, the charge blocking layer having a surface resistivity greater than about 10<1><0> ohm/sq. This imaging member may be employed in an electrostatographic imaging process.

IPC 1-7

G03G 5/14

IPC 8 full level

G03G 5/14 (2006.01)

CPC (source: EP)

G03G 5/142 (2013.01)

Designated contracting state (EPC)

DE FR GB

DOCDB simple family (publication)

EP 0448780 A1 19911002; EP 0448780 B1 19980408; DE 69032218 D1 19980514; DE 69032218 T2 19980730; JP 3029464 B2 20000404; JP H04104162 A 19920406

DOCDB simple family (application)

EP 90120917 A 19901031; DE 69032218 T 19901031; JP 40611990 A 19901225