EP0738919A3 - Stabilised peroxide bleaching solutions and their use for processing of photographic elements - Google Patents

Stabilised peroxide bleaching solutions and their use for processing of photographic elements Download PDF

Info

Publication number
EP0738919A3
EP0738919A3 EP96200947A EP96200947A EP0738919A3 EP 0738919 A3 EP0738919 A3 EP 0738919A3 EP 96200947 A EP96200947 A EP 96200947A EP 96200947 A EP96200947 A EP 96200947A EP 0738919 A3 EP0738919 A3 EP 0738919A3
Authority
EP
European Patent Office
Prior art keywords
processing
photographic elements
peroxide bleaching
bleaching solutions
stabilised
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.)
Granted
Application number
EP96200947A
Other languages
German (de)
French (fr)
Other versions
EP0738919A2 (en
EP0738919B1 (en
Inventor
Shirleyanne Elizabeth Haye
Mayra Beatriz Reyes
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 US08/423,257 external-priority patent/US5541041A/en
Priority claimed from US08/422,468 external-priority patent/US5550009A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of EP0738919A2 publication Critical patent/EP0738919A2/en
Publication of EP0738919A3 publication Critical patent/EP0738919A3/en
Application granted granted Critical
Publication of EP0738919B1 publication Critical patent/EP0738919B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03C7/421—Additives other than bleaching or fixing agents
    • 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)
  • Detergent Compositions (AREA)
EP19960200947 1995-04-17 1996-04-15 Stabilised peroxide bleaching solutions and their use for processing of photographic elements Expired - Lifetime EP0738919B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/423,257 US5541041A (en) 1995-04-17 1995-04-17 Stabilized peroxide bleaching solutions containing multiple chelating ligands and their use for processing of photographic elements
US08/422,468 US5550009A (en) 1995-04-17 1995-04-17 Stabilized peroxide bleaching solutions and their use for processing of photographic elements
US422468 1995-04-17
US423257 1995-04-17

Publications (3)

Publication Number Publication Date
EP0738919A2 EP0738919A2 (en) 1996-10-23
EP0738919A3 true EP0738919A3 (en) 1997-01-15
EP0738919B1 EP0738919B1 (en) 1998-12-30

Family

ID=27025613

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960200947 Expired - Lifetime EP0738919B1 (en) 1995-04-17 1996-04-15 Stabilised peroxide bleaching solutions and their use for processing of photographic elements

Country Status (3)

Country Link
EP (1) EP0738919B1 (en)
JP (1) JPH08292534A (en)
DE (1) DE69601244T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7236123B1 (en) * 2022-03-31 2023-03-09 株式会社片山化学工業研究所 Washing soap

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0428101A1 (en) * 1989-11-13 1991-05-22 Fuji Photo Film Co., Ltd. Method for processing silver halide color photographic material
JPH04349109A (en) * 1991-05-24 1992-12-03 Dainippon Jochugiku Co Ltd Alkaline aqueous hydrogen peroxide solution and method for stabilizing same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0428101A1 (en) * 1989-11-13 1991-05-22 Fuji Photo Film Co., Ltd. Method for processing silver halide color photographic material
JPH04349109A (en) * 1991-05-24 1992-12-03 Dainippon Jochugiku Co Ltd Alkaline aqueous hydrogen peroxide solution and method for stabilizing same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Week 9303, Derwent World Patents Index; AN 93-022251, XP002017618 *

Also Published As

Publication number Publication date
DE69601244T2 (en) 1999-07-08
JPH08292534A (en) 1996-11-05
EP0738919A2 (en) 1996-10-23
DE69601244D1 (en) 1999-02-11
EP0738919B1 (en) 1998-12-30

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