Silver halide photographic material
AssigneeFuji Photo Film Co., Ltd.
InventorTetsuo Nakamura
Life of this patent
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AssigneeFuji Photo Film Co., Ltd.
InventorTetsuo Nakamura
Estimating the term…
A silver halide photographic material comprising at least one methine dye of formula (I) and at least one coupler of formula (X): 1 wherein X1 and X2 each represents O, S, Se, Te, N or C; Y1 represents a furan, pyrrole or thiophene ring which may be condensed and substituted with the specific ring; Y2 represents an atomic group necessary for forming a benzene ring or a 5- or 6-membered unsaturated heterocycle; R1 and R2 each represents a substituted or unsubstituted alkyl, aryl or heterocyclic group; L1, L2 and L3 each represents a methine group; n1 represents 0 or 1; M1 represents a counter ion; and m1 represents a number of 0 or more necessary for neutralizing a charge in a molecule; 2 wherein Z1 and Z2 each represents —C(Q3)═ or —N═; Q1 and Q3 each represents a hydrogen atom or a monovalent substituent group; Q2 represents a hydrogen atom or a coupling release group.
A silver halide photographic material comprising at least one methine dye represented by the following general formula (I) and at least one coupler represented by the following general formula (X):
Dependencies are inferred from the claim text.