Silver halide photographic light-sensitive materials

Details Silver halide photographic light-sensitive materials Silver halide photographic light-sensitive materials

1985-08-13

1987-04-14

Louie, Won H.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Identified backing or protective layer containing

430502, 430603, 430611, 430445, G03C 134

Patent

active

046578471

ABSTRACT:
A silver halide photographic light-sensitive material comprising a support having coated thereon at least one silver halide emulsion layer and a surface protecting layer, said silver halide photographic light-sensitive material comprising photosensitive silver halide grains and internally fogged silver halide grains, said internally fogged silver halide grains having adsorbed thereon at least one compound represented by the formula (I): ##STR1## wherein X represents --O--, --NH-- or --S--, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 represent hydrogen atom or a substituent, and at least one of R.sub.1, R.sub.2, R.sub.3 and R.sub.4 is substituted or unsubstituted alkyl or aryl group having up to 13 carbon atoms, which is bonded directly or through a divalent linkage group, to the aromatic nucleus.

REFERENCES:
patent: 3017270 (1962-01-01), Tregillus et al.
patent: 3305362 (1967-02-01), Riester et al.
patent: 3397987 (1968-08-01), Luckey et al.
patent: 4393128 (1983-07-01), Shiba et al.
patent: 4604339 (1986-08-01), Sugimoto et al.

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