Multilayer direct-positive photographic material and process for preparing the same
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United States of America Patent
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-
Jun 4, 1996
Grant Date -
N/A
app pub date -
Apr 12, 1995
filing date -
May 6, 1994
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In order to provide a direct-positive material having low contrast and extended latitude that can be manufactured in a consistent and reproducable way a multilayer direct-positive photographic material is disclosed as well as the process to provide it, characterized by the steps of coating on one side of a support at least two layers of direct positive silver halide emulsions of the externally fogged type, at least one layer of which comprises a mixture of direct positive silver halide emulsions of the externally fogged type and at least one layer of which comprises one or more filter dyes; overcoating said emulsion layers with at least one protective layer; coating on the other side of the support at least one backing layer.
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