G - Physics – 03 – C
Patent
G - Physics
03
C
96/72
G03C 1/30 (2006.01) C07D 213/89 (2006.01)
Patent
CA 1095306
HARDENING PHOTOGRAPHIC LAYERS Abstract of the Disclosure 1-Sulphonyl-4-amino-pyridinium salts are used as quick acting hardeners for protein-containing layers, in particular gelatine layers, for photographic purposes. A-G 1375
263960
Bergthaller Peter
Himmelmann Wolfgang
Rosenhahn Lothar
Agfa-Gevaert Aktiengesellschaft
Fetherstonhaugh & Co.
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