PHOTOGRAPHIC MATERIALS CONTAINING ANTI-HALATION DYESTUFFS

1. A light-sensitive photographic film element comprising at least one light-sensitive gelatin silver halide emulsion coated on a film base and wherein at least one of the layers comprising said film element contains a water-soluble anti-halation dyestuff having a broad absorption in the green regio...

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Bibliographische Detailangaben
1. Verfasser: E. SCUDDER MACKEY
Format: Patent
Sprache:eng
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Zusammenfassung:1. A light-sensitive photographic film element comprising at least one light-sensitive gelatin silver halide emulsion coated on a film base and wherein at least one of the layers comprising said film element contains a water-soluble anti-halation dyestuff having a broad absorption in the green region of the spectrum comprising a quaternary ammonium salt of a dyestuff of the following structural formula: