EP 0073636 A1 19830309 - Photographic elements containing ballasted couplers.
Title (en)
Photographic elements containing ballasted couplers.
Title (de)
Fotografische Elemente, die Ballastgruppen aufweisende Kuppler enthalten.
Title (fr)
Eléments photographiques contenant des coupleurs lestés.
Publication
Application
Priority
US 29608681 A 19810825
Abstract (en)
A photographic element comprising a support, a photographic silver halide emulsion and a nondiffusible photographic coupler, characterized in that said coupler contains attached to a position other than the coupling position a ballast terminated with a hydroxyphenylsulfonyl group of a hydroxyphenylsulfinyl group.
IPC 1-7
G03C 7/32; G03C 7/34; G03C 7/26; G03C 7/00; C07C 147/10; C07C 147/14
IPC 8 full level
C09B 55/00 (2006.01); G03C 1/06 (2006.01); G03C 7/32 (2006.01)
CPC (source: EP)
G03C 7/3212 (2013.01)
Citation (search report)
- GB 2029977 A 19800326 - FUJI PHOTO FILM CO LTD
- GB 2038808 A 19800730 - FUJI PHOTO FILM CO LTD
- DE 2529991 A1 19760122 - FUJI PHOTO FILM CO LTD
Designated contracting state (EPC)
CH DE FR GB LI
DOCDB simple family (publication)
EP 0073636 A1 19830309; EP 0073636 B1 19870318; EP 0073636 B2 19920909; DE 3275761 D1 19870423; JP H0551889 B2 19930803; JP S5842045 A 19830311
DOCDB simple family (application)
EP 82304461 A 19820824; DE 3275761 T 19820824; JP 14752182 A 19820825