Photoconductive recording element

US5190817A · kind A · utility

Assignee

• Agfa-Gevaert NV · BE

Inventors

• David R. Terrell · Lint, BE
• Stefaan De Meutter · Ekeren, BE
• Ulrich Grigo · New Martinsville, US
• Volker Serini · Krefeld, DE

Key dates

• Filing date: Nov 13, 1990
• Grant date: Mar 2, 1993
• Expiry date: Nov 13, 2010

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/31678
• WIPO field: Optics
• WIPO sector: Instruments

Abstract

A photoconductive recording material having a conducting electrode element coated with one or more layers, one or more of said layers incorporating one or more polyester carbonate copolymers, wherein the aromatic carbonate units are present in the range of 10 to 48 mole % of said copolymer and correspond to the general formulae (I), and wherein the aromatic ester units are present in the range of 52 to 90 mole % of said copolymer and have one or more of the compositions represented by the general formulae (II and III) described herein.