| (19) |
 |
|
(11) |
EP 0 620 487 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
02.08.1995 Bulletin 1995/31 |
| (43) |
Date of publication A2: |
|
19.10.1994 Bulletin 1994/42 |
| (22) |
Date of filing: 09.04.1994 |
|
| (51) |
International Patent Classification (IPC)5: G03C 7/30 |
|
| (84) |
Designated Contracting States: |
|
CH DE FR GB IT LI |
| (30) |
Priority: |
13.04.1993 GB 9307501
|
| (71) |
Applicants: |
|
- KODAK LIMITED
Harrow,
Middlesex HA1 4TY (GB)
GB
- EASTMAN KODAK COMPANY
Rochester,
New York 14650-2201 (US)
CH DE FR IT LI
|
|
| (72) |
Inventor: |
|
- Twist, Peter Jeffery,
c/o Kodak Limited
Harrow,
Middlesex, HA1 4TY (GB)
|
| (74) |
Representative: Baron, Paul Alexander Clifford et al |
|
Kodak Limited
Patent Department
Headstone Drive
Harrow
Middlesex HA1 4TY
Harrow
Middlesex HA1 4TY (GB) |
|
| |
|
| (54) |
Photographic processes |
(57) A method of forming a photographic colour image by a redox amplification method from
an imagewise exposed photographic silver halide material containing at least one dye
image-forming colour coupler which comprises treating the material with one of the
processing sequences:
DEV then AMP,
DEV then DEV/AMP,
AMP then DEV, or
AMP then DEV/AMP,
wherein DEV means colour developer, AMP means amplifier (AMP) and DEV/AMP means developer/amplifier,
characterised in that the material is treated in at least one of the compositions
more than once.