C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/160, 260/166
C09B 29/00 (2006.01) C09B 27/00 (2006.01) C09B 45/04 (2006.01) G03C 1/40 (2006.01) G03C 8/10 (2006.01)
Patent
CA 1202961
- 0 - PHOTOGRAPHIC PRODUCTS AND PROCESSES EMPLOYING NOVEL NONDIFFUSIBLE CYAN DYE-RELEASING COMPOUNDS AND PRECURSORS THEREOF Abstract of the Disclosure Photographic elements, diffusion transfer assemblages, coordination complexes and processes are described which employ a novel nondiffusible compound having a releasable cyan dye moiety or precursor thereof, the compound having the formula: Image wherein: (a) Y represents the atoms necessary to complete a 5- or 6-membered aromatic heterocyclic fused ring; (b) R represents CAR, a hydroxy group, a salt thereof, or a hydrolyzable precursor thereof; (c) CAR represents a ballasted carrier moiety capable of releasing the diffusible cyan dye moiety or precursor thereof as a function of development of a silver halide emulsion layer under alkaline conditions; and (d) n is 0, 1 or 2 with the proviso that when n is 0, then R is CAR.
410800
Elwood James K.
Reczek James A.
Eastman Kodak Company
Gowling Lafleur Henderson Llp
LandOfFree
Photographic products and processes employing novel... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Photographic products and processes employing novel..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic products and processes employing novel... will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1281192