Hardening of photographic layers

Details Hardening of photographic layers Hardening of photographic layers

G - Physics

03

C

96/72

G03C 1/30 (2006.01) C07D 213/89 (2006.01)

Patent

CA 1057554

HARDENING OF PHOTOGRAPHIC LAYERS ABSTRACT OF DISCLOSURE As quick-acting hardeners for layers which contain protein, in particular gelatin layers for photographic purposes carbamoyl oxypyridinum salts are used.

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