G - Physics – 03 – C
Patent
G - Physics
03
C
88/0.12, 88/0.14
G03C 5/26 (2006.01) G03C 5/305 (2006.01) G03C 5/39 (2006.01) G03C 5/44 (2006.01) G03H 1/18 (2006.01)
Patent
CA 1279779
Abstract of the disclosure Processing holograms Holograms which contain gelatin as the binder are prepared by holo- graphically exposing the material by use of coherent light, developing the holographic image by a chemical or physical process and before processing, simultaneously or subsequently, treating the material with a solution of a gelatin reactive compound which has a molecular weight of over 200 and which reacts with the gelatin to form covalent bonds therewith to increase the molecular bulk of the gelatin.
524211
Butcher David W.
Long William E.
Ag Ciba-Geigy
Butcher David W.
Gowling Lafleur Henderson Llp
Ilford Limited
Long William E.
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