GB2305510B - Improved photographic bleaching compositions and method of photographic processing using mixture of ferric complexes - Google Patents

Improved photographic bleaching compositions and method of photographic processing using mixture of ferric complexes

Info

Publication number
GB2305510B
GB2305510B GB9619295A GB9619295A GB2305510B GB 2305510 B GB2305510 B GB 2305510B GB 9619295 A GB9619295 A GB 9619295A GB 9619295 A GB9619295 A GB 9619295A GB 2305510 B GB2305510 B GB 2305510B
Authority
GB
United Kingdom
Prior art keywords
photographic
mixture
bleaching compositions
improved
ferric complexes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
GB9619295A
Other versions
GB2305510A (en
GB9619295D0 (en
Inventor
David George Foster
Joseph Dunstan Feeney
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/666,173 external-priority patent/US5693456A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB9619295D0 publication Critical patent/GB9619295D0/en
Publication of GB2305510A publication Critical patent/GB2305510A/en
Application granted granted Critical
Publication of GB2305510B publication Critical patent/GB2305510B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/42—Bleach-fixing or agents therefor ; Desilvering processes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
GB9619295A 1995-09-18 1996-09-16 Improved photographic bleaching compositions and method of photographic processing using mixture of ferric complexes Expired - Fee Related GB2305510B (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US386395P 1995-09-18 1995-09-18
US59505596A 1996-02-01 1996-02-01
US08/666,173 US5693456A (en) 1996-02-01 1996-06-19 Photographic bleaching compositions and method of photographic processing using mixture of ferric complexes

Publications (3)

Publication Number Publication Date
GB9619295D0 GB9619295D0 (en) 1996-10-30
GB2305510A GB2305510A (en) 1997-04-09
GB2305510B true GB2305510B (en) 1999-06-02

Family

ID=27357504

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9619295A Expired - Fee Related GB2305510B (en) 1995-09-18 1996-09-16 Improved photographic bleaching compositions and method of photographic processing using mixture of ferric complexes

Country Status (2)

Country Link
DE (1) DE19637921A1 (en)
GB (1) GB2305510B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5928844A (en) * 1998-05-27 1999-07-27 Eastman Kodak Company Method of photographic processing using spray wash after bleaching

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501479A1 (en) * 1991-02-28 1992-09-02 Fuji Photo Film Co., Ltd. Bleaching solution for processing a silver halide color photographic material and a processing method using the same
EP0534086A1 (en) * 1991-07-26 1993-03-31 Konica Corporation Bleach solution for colour photographic process
EP0645674A2 (en) * 1993-09-28 1995-03-29 Eastman Kodak Company Photographic processing solution containing ternary ferric-complex salts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0501479A1 (en) * 1991-02-28 1992-09-02 Fuji Photo Film Co., Ltd. Bleaching solution for processing a silver halide color photographic material and a processing method using the same
EP0534086A1 (en) * 1991-07-26 1993-03-31 Konica Corporation Bleach solution for colour photographic process
EP0645674A2 (en) * 1993-09-28 1995-03-29 Eastman Kodak Company Photographic processing solution containing ternary ferric-complex salts

Also Published As

Publication number Publication date
GB2305510A (en) 1997-04-09
GB9619295D0 (en) 1996-10-30
DE19637921A1 (en) 1997-03-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20090916