Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 10, 2007
Patent Application Number
11351593
Date Filed
February 10, 2006
Patent Primary Examiner
Patent abstract
Bis phenol reducing agents incorporating bicyclic and tricyclic substituents ortho to the hydroxyl groups on the aromatic rings have been found to provide photothermographic materials with improved silver efficiency and stability without significant loss in sensitometric properties.
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