EP 0054415 A1 19820623 - Photographic material containing a mesoionic 1,2,4-triazolium-3-thiolate silver halide stabilizing and fixing agent.
Title (en)
Photographic material containing a mesoionic 1,2,4-triazolium-3-thiolate silver halide stabilizing and fixing agent.
Title (de)
Fotografisches Material, das ein mesoionisches 1,2,4-Triazolium-3-thiolat als Silberhalogenid stabilisierendes und fixierendes Agens enthält.
Title (fr)
Matériau photographique contenant 1,2,4-triazolium-3-thiolate comme agent stabilisant et fixateur d'halogénure d'argent.
Publication
Application
Priority
US 21578680 A 19801212
Abstract (en)
Mesoionic 1,2,4-triazolium-3-thiolate compounds are silver halide stabilizers and fixing agents. They are useful in heat developable and heat stabilizable photographic silver halide materials. After imagewise exposure, developed and stabilized silver images are produced by heating the materials.
IPC 1-7
G03C 1/42; G03C 5/39; G03C 5/38; G03C 1/02; G03C 1/06; G03C 5/30
IPC 8 full level
C07D 249/12 (2006.01); G03C 1/06 (2006.01); G03C 1/34 (2006.01); G03C 1/42 (2006.01); G03C 1/43 (2006.01); G03C 5/38 (2006.01)
CPC (source: EP)
G03C 1/43 (2013.01); G03C 5/38 (2013.01); G03C 1/346 (2013.01)
Citation (search report)
- [A] US 4105451 A 19780808 - SMITH JAMES GEORGE, et al
- [A] GB 1379876 A 19750108 - FUJI PHOTO FILM CO LTD
- [A] GB 1177287 A 19700107 - ILFORD LTD
Designated contracting state (EPC)
BE DE FR GB
DOCDB simple family (publication)
EP 0054415 A1 19820623; EP 0054415 B1 19850320; DE 3169466 D1 19850425; JP S57150842 A 19820917
DOCDB simple family (application)
EP 81305830 A 19811210; DE 3169466 T 19811210; JP 19877681 A 19811211