Photographic elements containing a matt layer

A photographic material contains a matt layer, in which in a hydrophilic binder, f.e. gelatin there are distributed droplets of a hydrophilic oil-former envelopping particles of anhydrous silica. The hydrophilic oil-former is a derivative of a long-chain substituted succinic acid having at least one...

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Bibliographic Details
Main Authors LOHMER; KARL, KOLBERG; HELMUT, NITTEL; FRITZ
Format Patent
LanguageEnglish
Published 18.11.1975
Subjects
AUXILIARY PROCESSES IN PHOTOGRAPHY
CINEMATOGRAPHY
ELECTROGRAPHY
HOLOGRAPHY
PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR,STEREO-PHOTOGRAPHIC PROCESSES
PHOTOGRAPHY
PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES
PHYSICS
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Summary:A photographic material contains a matt layer, in which in a hydrophilic binder, f.e. gelatin there are distributed droplets of a hydrophilic oil-former envelopping particles of anhydrous silica. The hydrophilic oil-former is a derivative of a long-chain substituted succinic acid having at least one free carboxyl group.
Bibliography:Application Number: US19740475197