Photographic elements incorporating antihalation and/or acutance

Details Photographic elements incorporating antihalation and/or acutance Photographic elements incorporating antihalation and/or acutance

1985-01-23

1986-04-08

Brammer, Jack P.

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430523, 430950, 430961, 430617, G03C 176

Patent

active

045813256

ABSTRACT:
A photographic element of the conventional wet processed type or of the dry silver type which includes an antihalation or acutance dye which absorbs in the near infrared and has a relatively low visible absorption while retaining a high extinction coefficient at .sub.max. The dye is of the general formula: ##STR1## in which: m+p=2,

REFERENCES:
patent: 2955939 (1960-10-01), Brooker et al.
patent: 3573921 (1971-04-01), Jenkins et al.
patent: 3758309 (1973-09-01), Bailey et al.
patent: 3837863 (1974-09-01), Sakazume et al.
patent: 3933507 (1976-01-01), Konig et al.
patent: 4006015 (1977-02-01), Swank et al.
patent: 4193801 (1980-03-01), Hopwood
patent: 4256819 (1981-03-01), Webster et al.

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