Hardening photographic layers containing protein with a...

Details Hardening photographic layers containing protein with a... Hardening photographic layers containing protein with a...

G - Physics

03

C

96/72

G03C 1/30 (2006.01) C07D 213/71 (2006.01)

Patent

CA 1067327

PROCESS FOR HARDENING PHOTOGRAPHIC LAYERS ABSTRACT OF DISCLOSURE 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.

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