Light sensitive photographic material containing development inh

Details Light sensitive photographic material containing development inh Light sensitive photographic material containing development inh

1978-07-26

1980-10-07

Brown, J. Travis

Radiation imagery chemistry: process, composition, or product th

Post imaging processing

Developing

430382, 430445, 430446, 430448, 430505, 430544, 430957, G03C 530

Patent

active

042269342

ABSTRACT:
A light-sensitive photographic material is provided which comprises, coated on a photobase, at least one silver halide emulsion layer, said emulsion layer or a layer adjacent thereto containing a development inhibitor releasing compound of the formula ##STR1## wherein R.sub.1 is substituted phenyl which contains a ballasting alkyl group, R.sub.2 represents the atoms necessary to complete a five or six membered heterocyclic ring system which may be further substituted and R.sub.3 is an aryl or heterocyclic radical, any of which ring systems may be further substituted, the group --S--R.sub.3 being a development inhibiting group.

REFERENCES:
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patent: 3632373 (1972-01-01), O'Connell et al.
patent: 3856588 (1974-12-01), Hashimoto et al.
patent: 3890169 (1975-06-01), Schwartz
patent: 3928041 (1975-12-01), Fujiwhara et al.
patent: 4055443 (1977-10-01), Stepanovich et al.
patent: 4058413 (1977-11-01), Welch et al.
patent: 4075021 (1978-02-01), Kikuchi et al.
patent: 4116722 (1978-09-01), Kamei et al.
patent: 4121934 (1978-10-01), Yagihara et al.
Ishii et al., "Influence . . . on Gallium Arsenide", J. Org. Electrochemical Society, vol. 124, No. 11, (11/77), pp. 1784-1794.
Hunsperger, "Ion-Implanted . . . in GaAs", Solid-State Electronics, vol. 18, pp. 349-353, (1975).

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