Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Two or more radiation-sensitive layers containing other than...
Patent
1977-11-25
1980-07-15
Brown, Travis J.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Two or more radiation-sensitive layers containing other than...
430139, 430363, 430504, 430506, 430508, 430509, 430967, G03C 176
Patent
active
042129362
ABSTRACT:
A photographic element having at least two silver halide emulsion layers, one layer containing a colorless cyan-forming coupler which produces a negative image and the other layer containing a colored coupler which upon color development with a p-phenylene diamine developer produces a positive dye image of contrasting color to cyan, will produce a color contrast radiographic picture after exposure and development.
REFERENCES:
patent: 2509766 (1950-05-01), Gross
patent: 2688539 (1954-09-01), Heimbach et al.
patent: 2994610 (1961-08-01), Maus
patent: 3637388 (1972-01-01), Rauz et al.
patent: 3671257 (1972-06-01), Otto et al.
Alexander Cruzan
Brown Travis J.
Litman Mark A.
Minnesota Mining and Manufacturing Company
Sell Donald M.
LandOfFree
Color contrast radiographic film does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Color contrast radiographic film, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Color contrast radiographic film will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-464479