THERMALLY DEVELOPABLE IMAGING SYSTEM COMPRISING A BLOCKED COLOR-FORMING AGENT IN ASSOCIATION WITH A HYDROXY-SUBSTITUTED AROMATIC COMPOUND FOR PROMOTING IMAGE FORMATION

• Main Authors: SOUTHBY, DAVID, THOMAS, YANG, XIQIANG, OWCZARCZYK, ZBYSLAW, ROMAN
• Format: Patent
• Language: English; French
• Published: 20.12.2001
• Edition: 7
• Subjects: AUXILIARY PROCESSES IN PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; HOLOGRAPHY; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES; PHOTOGRAPHY; PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHYSICS; TECHNICAL SUBJECTS COVERED BY FORMER USPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ARTCOLLECTIONS [XRACs] AND DIGESTS

This invention comprises an imaging element comprising an imaging layer having associated therewith a phenolic activating agent in combination with a blocked color-forming agent of Structure (I) wherein PUG is a photographically useful color-forming agent, LINK 1 and LINK 2 are linking groups; TIME...