Colloid relief images by oxidized developer transfer
AssigneeMinnesota Mining and Manufacturing Company
InventorRobert L. Rutledge
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Abstract
An article comprising a substrate having coated on one surface thereof a first layer comprising a colloidal material capable of being tanned when contacted with oxidized silver halide developers, and overyling said first layer a second layer comprising a photographic silver halide emulsion, said emulsion containing substituted gelatin therein, said substituted gelatin being substantially resistant to tanning when contacted by said oxidized silver halide developers.
Claims7
An article comprising a substrate having coated on one surface thereof a first layer comprising a colloidal material capable of being tanned when contacted with oxidized silver halide developers, and overlying said first layer a second layer comprising a photographic silver halide emulsion, said emulsion containing substituted gelatin therein, said substituted gelatin being substantially resistant to tanning when contacted by said oxidized silver halide developers.
Dependencies are inferred from the claim text.