Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1979-03-09
1980-06-10
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430554, G03C 140, G03C 110, G03C 700
Patent
active
042073936
ABSTRACT:
Certain phenolic compounds have been found to enhance the contrast of dispersed coupler color photographic elements when the coupler is a 1-phenyl-3-anilino-5-pyrazolone magenta coupler.
REFERENCES:
patent: 2955038 (1960-10-01), Smith
patent: 3043697 (1962-07-01), Forsgard
patent: 3408194 (1968-10-01), Loria
patent: 3930866 (1976-01-01), Oishi et al.
Alexander Cruzan
Litman Mark A.
Minnesota Mining and Manufacturing Company
Schilling Richard L.
Sell Donald M.
LandOfFree
Photographic contrast enhancers 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 contrast enhancers, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic contrast enhancers will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-863593