Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Silver compound sensitizer containing
Reexamination Certificate
2006-09-26
2006-09-26
Letscher, Geraldine (Department: 1752)
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Silver compound sensitizer containing
C430S618000, C430S619000, C430S620000, C430S964000
Reexamination Certificate
active
07112401
ABSTRACT:
A photothermographic material comprising a support body provided on or above at least one surface thereof with an image forming layer, containing at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and binder, and a non-photosensitive layer, wherein:1) 50% or more of the binder in the image forming layer is hydrophilic binder;2) a ratio of the non-photosensitive organic silver salt to the hydrophilic binder is from 0.6 to 1.4 by mass; and3) 70% or more of binder in the non-photosensitive layer is hydrophilic binder.
REFERENCES:
patent: 6630291 (2003-10-01), Maskasky et al.
patent: 6713241 (2004-03-01), Vaeth et al.
patent: 2004/0053173 (2004-03-01), Maskasky et al.
Burke Margaret A.
Fuji Photo Film Co. , Ltd.
Letscher Geraldine
Moss Sheldon J.
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