G - Physics – 03 – C
Patent
G - Physics
03
C
96/72
G03C 1/30 (2006.01) C07D 213/61 (2006.01)
Patent
CA 1047822
A B S T R A C T of the Disclosure METHOD OF PRODUCING A HARDENED GELATIN LAYER This invention relates to the hardening of gelatin layers. The gelatin is heated with an aqueous solution of a 2-halogeno pyridinium compound.
211252
Ballantine John D.
Smith Norman A.
Ag Ciba-Geigy
Na
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