High contrast photographic element including an aryl sulfonamido

Details High contrast photographic element including an aryl sulfonamido High contrast photographic element including an aryl sulfonamido

1990-05-24

1991-01-29

Michl, Paul R.

Radiation imagery chemistry: process, composition, or product th

Silver halide colloid tanning process, composition, or product

430410, 430598, G03C 110

Patent

active

049886045

ABSTRACT:
Silver halide photographic elements which are capable of high contrast development having incorporated therein, as a nucleating agent, an aryl sulfonamidophenyl hydrazide of the formula: ##STR1## where R is a monovalent group comprised of at least three repeating ethyleneoxy units, m is 1 to 6, Y is a divalent aromatic radical, and R.sup.1 is hydrogen or a blocking group.

REFERENCES:
patent: 4681836 (1987-07-01), Inoue et al.
patent: 4824774 (1989-04-01), Inoue et al.
patent: 4912016 (1990-03-01), Machonkin et al.

Affiliated with

Also associated with

Rating

High contrast photographic element including an aryl sulfonamido does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with High contrast photographic element including an aryl sulfonamido, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and High contrast photographic element including an aryl sulfonamido will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-812999