Silver halide photographic materials

High contrast negative acting silver halide emulsions suitable for laser scanning applications comprising a Group VIII metal compound and one or more spectrally sensitizing dyes of the formula (I) (II) The emulsions have good long term stability and good sensitivity.

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Bibliographic Details
Main Authors PENFOUND; KEITH A, BURROWS; RONALD W, LEA; BERNARD A
Format Patent
LanguageEnglish
Published 15.08.1989
Subjects
APPARATUS SPECIALLY ADAPTED THEREFOR
AUXILIARY PROCESSES IN PHOTOGRAPHY
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
MATERIALS THEREFOR
ORIGINALS THEREFOR
PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES
PHOTOGRAPHY
PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES
PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES
PHYSICS
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Summary:High contrast negative acting silver halide emulsions suitable for laser scanning applications comprising a Group VIII metal compound and one or more spectrally sensitizing dyes of the formula (I) (II) The emulsions have good long term stability and good sensitivity.
Bibliography:Application Number: US19870043172