Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1997-04-15
1998-12-29
Le, Hoa Van
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430517, 430554, 430558, 430559, G03C 183
Patent
active
058539719
ABSTRACT:
A color photographic silver halide material contains on a support at least one red-sensitive, cyan-coupling, at least one green-sensitive, magenta-coupling and at least one blue-sensitive, yellow-coupling silver halide emulsion layer together with interlayers between layers of different colour sensitivity, wherein at least one of the stated interlayers contains at least one masking coupler, the masking coupler having a reaction rate constant for the coupling reaction with the developer oxidation product of .gtoreq.5000 1-mol.sup.- .cndot.s.sup.-1, is distinguished improved sensitivity without increase of granularity.
REFERENCES:
patent: 3869291 (1975-03-01), Mader et al.
patent: 4186011 (1980-01-01), Lohmann et al.
patent: 4427763 (1984-01-01), Lohmann et al.
patent: 4749641 (1988-06-01), Kaufman et al.
patent: 5364745 (1994-11-01), Mooberry et al.
patent: 5492799 (1996-02-01), Kapp et al.
Bell Peter
Borst Hans-Ulrich
Buscher Ralf
Siegel Jorg
Willsau Johannes
Agfa-Gevaert AG
Le Hoa Van
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