Methine compound and silver halide photographic material compris

Details Methine compound and silver halide photographic material compris Methine compound and silver halide photographic material compris

1994-05-10

1995-08-08

Chea, Thorl

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430581, 430583, 430584, 430588, 430590, G03C 118

Patent

active

054397898

ABSTRACT:
A silver halide photographic material is disclosed which comprises at least one of methine compounds represented by the following formula (I) ##STR1## wherein R.sub.1 represents a substituted or unsubstituted alkyl group; V.sub.1, V.sub.2, V.sub.3, V.sub.4, V.sub.5, V.sub.6 and V.sub.7 are the same or different and each represents a hydrogen atom or a substituent; X.sub.1 represents a halogen atom; L.sub.1, L.sub.2 and L.sub.3 are the same or different and each represents a substituted or unsubstituted methine group; E represents an auxochrome; n represents a number of 0 or more; M.sub.1 represents an ion for neutralizing charge; and m.sub.1 represents a number of 0 or more necessary for neutralizing the molecular charge.

REFERENCES:
patent: 4789626 (1988-12-01), Sakanoue et al.

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