Claims
- 1. A photographic element comprising a support having thereon a coordination complex of a polyvalent metal ion and a compound having the formula: ##STR26## wherein: Y represents the atoms necessary to complete a 5- or 6-membered aromatic heterocyclic fused ring.
- 2. The photographic element of claim 1 wherein Y represents the atoms necessary to complete a quinoline ring.
- 3. The photographic element of claim 1 wherein the metal ion is nickel (II), copper (II), zinc (II), platinum (II), palladium (II), cobalt (II) or cobalt (III).
CROSS-REFERENCE TO RELATED APPLICATION
This is a division of application Ser. No. 504,694, filed June 15, 1983, which is a division of application Ser. No. 458,501, filed Jan. 17, 1983, now U.S. Pat. No. 4,419,435 which is a continuation-in-part of Ser. No. 380,844, filed May 21, 1982, now abandoned.
US Referenced Citations (10)
Foreign Referenced Citations (3)
Number |
Date |
Country |
762451 |
Jul 1967 |
CAX |
1270940 |
Jul 1961 |
FRX |
52-106727 |
Aug 1977 |
JPX |
Divisions (2)
|
Number |
Date |
Country |
Parent |
504694 |
Jun 1983 |
|
Parent |
458501 |
Jan 1983 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
380844 |
May 1982 |
|