Hardening developers for silver halide photography

Details Hardening developers for silver halide photography Hardening developers for silver halide photography

1976-04-20

1978-03-14

Kelley, Mary F.

Gas separation: apparatus

Electric field separation apparatus

Including gas flow distribution means

96 661, G03C 530

Patent

active

040789322

ABSTRACT:
A hardening developer is described which comprises at least one silver halide developing agent and a reaction product of a dialdehyde hardener with an aliphatic alcohol.

REFERENCES:
patent: 2172300 (1939-09-01), Staud et al.
patent: 2868773 (1959-01-01), Kress
patent: 3030209 (1962-04-01), Henn et al.
patent: 3294536 (1966-12-01), Baden et al.
patent: 3304179 (1967-02-01), Field
patent: 3451817 (1969-06-01), Bard et al.
patent: 3677760 (1972-07-01), Iwano et al.
patent: 3762926 (1973-10-01), Himmelmann et al.
patent: 3901708 (1975-08-01), Ugi et al.

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