Radiation imagery chemistry: process – composition – or product th – Radiation sensitive product – Identified radiation sensitive composition with color...
Patent
1985-07-15
1986-04-01
Schilling, Richard L.
Radiation imagery chemistry: process, composition, or product th
Radiation sensitive product
Identified radiation sensitive composition with color...
430557, 430558, 430957, G03C 140, G03C 736
Patent
active
045798168
ABSTRACT:
Yellow DIR couplers corresponding to formula I below are capable of producing remarkably powerful inhibitory effects on remote layers while their action on the layer containing them is comparatively slight: ##STR1## In the above formula, R.sup.1 represents straight-chained or branched alkyl, optionally substituted aryl or --NR.sup.5 R.sup.6,
REFERENCES:
patent: 4182630 (1980-01-01), Quaglia
patent: 4359521 (1982-11-01), Fryberg et al.
Griesel Ulrich
Odenwalder Heinrich
Ohlschlager Hans
Agfa-Gevaert Aktiengesellschaft
Schilling Richard L.
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