Photographic material and process comprising a bicyclic pyrazolo

Details Photographic material and process comprising a bicyclic pyrazolo Photographic material and process comprising a bicyclic pyrazolo

1992-12-18

1994-10-25

Wright, Lee C.

Radiation imagery chemistry: process, composition, or product th

Color imaging process

Using identified radiation sensitive composition in the...

430387, 430558, G03C 738

Patent

active

053588290

ABSTRACT:
Novel bicyclic pyrazolo couplers contain a sulfone group of formula (I):

REFERENCES:
patent: 4735893 (1988-04-01), Morigaki et al.
patent: 4822730 (1989-04-01), Furutachi et al.
patent: 4882266 (1989-11-01), Kawagishi et al.
patent: 5066575 (1991-11-01), Sato et al.

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