Process for hardening silver halide containing photographic laye

Details Process for hardening silver halide containing photographic laye Process for hardening silver halide containing photographic laye

1975-08-12

1977-12-20

Louie, Jr., Won H.

Gas separation: apparatus

Solid sorbent apparatus

With control means responsive to sensed condition

96 67, 96 77, 96 50PT, 260112R, 260117, 427338, 106125, G03C 130

Patent

active

040639525

ABSTRACT:
In a process for hardening photographic protein containing layers as quick acting hardener a carbamoyl pyridinium compound is used the pyridine ring of which carries a sulfoalkyl substituent.

REFERENCES:
patent: 3645743 (1972-02-01), Mucke et al.
patent: 3676143 (1972-07-01), Himmelmann et al.
patent: 3880665 (1975-04-01), Himmelmann

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