Photographic recording materials

Details Photographic recording materials Photographic recording materials

1994-09-28

1996-04-30

Wright, Lee C.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Silver compound sensitizer containing

430585, 430588, G03C 116, G03C 118

Patent

active

055124283

ABSTRACT:
Phenanthroazole cyanines and anthraazole cyanines, having not less than one acidic group, of the formula I are excellent spectral sensitizers. ##STR1## The symbols in formula I have the following meanings X.sub.1 and X.sub.2 O, S, Se or NR.sub.10 ;

REFERENCES:
patent: 2065412 (1936-12-01), Zeh
patent: 3243298 (1966-03-01), Libeer
patent: 5206126 (1993-04-01), Shimazaki et al.
EP 0126990, Dec. 1984, pp. 44-55 and 121-128.

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