Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1998-09-16
2000-07-25
Letscher, Geraldine
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430506, 430567, G03C 146
Patent
active
060935243
ABSTRACT:
A color photographic film having a support, 2 or 3 red-sensitive, cyan-coupling silver halide emulsion layers, 2 or 3 green-sensitive, magenta-coupling silver halide emulsion layers, 2 or 3 blue-sensitive, yellow-coupling silver halide emulsion layers, conventional interlayers and protective layers together with a yellow filter layer arranged closer to the support than the blue-sensitive layers, wherein at least one green-sensitive silver halide emulsion layer is arranged further away from the support than all the other photosensitive layers, exhibits improved sharpness without color distortion if at least 50% of the projected surface area of the silver halide emulsion of the green-sensitive silver halide emulsion layer, of which there is at least one, consists of tabular silver halide grains having an aspect ratio of at least 3.
REFERENCES:
patent: 4594317 (1986-06-01), Sasaki et al.
patent: 4952491 (1990-08-01), Nishikawa et al.
patent: 5272048 (1993-12-01), Kim et al.
Bell Peter
Borst Hans-Ulrich
Buscher Ralf
Endres Lothar
Rosenhahn Lothar
Agfa-Gevaert NV
Letscher Geraldine
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