EP 0104351 A1 19840404 - Gelatin silver halide photographic elements for tanning development.
Title (en)
Gelatin silver halide photographic elements for tanning development.
Title (de)
Photographisches Gelatinsilber Aufzeichnungsmaterial für gerbende Entwicklung.
Title (fr)
Matériel photographique gélatine-argent pour le développement tannant.
Publication
Application
Priority
IT 6521082 A 19820827
Abstract (en)
A photographic element for tanning development to be used with short exposures to high-intensity light can be obtained if a high-sensitivity emulsion is associated with a 3-pyrazolidinone type compound and then coated with gelatin at a low silver coverage and a low silver/gelatin ratio.
IPC 1-7
IPC 8 full level
G03C 1/42 (2006.01); G03C 5/315 (2006.01); G03F 7/06 (2006.01)
CPC (source: EP)
G03C 1/42 (2013.01); G03C 5/315 (2013.01)
Citation (search report)
- [X] US 3240599 A 19660315 - YACKEL EDWARD C, et al
- [Y] GB 2020834 A 19791121 - MINNESOTA MINING & MFG
- [Y] DE 358093 C 19220906 - GUSTAV KOPPMANN
- [Y] US 3300307 A 19670124 - SMITH JR ALBERT C
- [A] US 2500052 A 19500307 - YACKEL EDWARD C
- [XPD] US 4369245 A 19830118 - BERUTO MARCO [IT], et al
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
EP 0104351 A1 19840404; EP 0104351 B1 19880914; AR 241966 A1 19930129; AU 1845783 A 19840301; AU 564245 B2 19870806; BR 8304631 A 19840403; CA 1242102 A 19880920; DE 3377999 D1 19881020; IT 1193025 B 19880602; IT 8265210 A0 19820827; JP S5964838 A 19840412
DOCDB simple family (application)
EP 83107210 A 19830722; AR 29402583 A 19830826; AU 1845783 A 19830826; BR 8304631 A 19830826; CA 435485 A 19830826; DE 3377999 T 19830722; IT 6521082 A 19820827; JP 15620283 A 19830826