Radiation imagery chemistry: process – composition – or product th – Nonradiation sensitive image processing compositions or... – Fixer
Patent
1999-10-26
2000-06-13
Le, Hoa Van
Radiation imagery chemistry: process, composition, or product th
Nonradiation sensitive image processing compositions or...
Fixer
430139, 430419, G03C 538
Patent
active
060748060
ABSTRACT:
Low silver black-and-white photographic silver halide elements, such as radiographic films, can be processed quickly using a developing/fixing monobath composition that includes an ascorbic acid developing agent, sulfite ions and a photographic fixing agent that has both a thiol group and an amino group (such as cysteine).
REFERENCES:
patent: 3721562 (1973-03-01), Land
patent: 5800976 (1998-09-01), Dickerson et al.
patent: 5876913 (1999-03-01), Dickerson et al.
Dickerson Robert E.
Fitterman Alan S.
Eastman Kodak Company
Le Hoa Van
Tucker J. Lanny
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