EP0264192A3 - Direct positive silver halide light-sensitive photographic material - Google Patents

Direct positive silver halide light-sensitive photographic material Download PDF

Info

Publication number
EP0264192A3
EP0264192A3 EP87308168A EP87308168A EP0264192A3 EP 0264192 A3 EP0264192 A3 EP 0264192A3 EP 87308168 A EP87308168 A EP 87308168A EP 87308168 A EP87308168 A EP 87308168A EP 0264192 A3 EP0264192 A3 EP 0264192A3
Authority
EP
European Patent Office
Prior art keywords
silver halide
photographic material
direct positive
halide light
positive silver
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
EP87308168A
Other versions
EP0264192B1 (en
EP0264192A2 (en
Inventor
Yasuo Tosaka
Fujitugu Suzuki
Kazuya Kuramoto
Bunzo Ueda
Hideki Inahata
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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
Application filed by Konica Minolta Inc filed Critical Konica Minolta Inc
Publication of EP0264192A2 publication Critical patent/EP0264192A2/en
Publication of EP0264192A3 publication Critical patent/EP0264192A3/en
Application granted granted Critical
Publication of EP0264192B1 publication Critical patent/EP0264192B1/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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485—Direct positive emulsions
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • 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
    • G03C7/305—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
    • G03C7/30511—Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers characterised by the releasing group
    • G03C7/30517—2-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution
    • G03C7/30529—2-equivalent couplers, i.e. with a substitution on the coupling site being compulsory with the exception of halogen-substitution having the coupling site in rings of cyclic compounds
    • 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
    • G03C7/32—Colour coupling substances
    • G03C7/36—Couplers containing compounds with active methylene groups
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/381—Heterocyclic compounds
    • G03C7/382—Heterocyclic compounds with two heterocyclic rings
    • G03C7/3825—Heterocyclic compounds with two heterocyclic rings the nuclei containing only nitrogen as hetero atoms

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
EP87308168A 1986-09-16 1987-09-16 Direct positive silver halide light-sensitive photographic material Expired - Lifetime EP0264192B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP217691/86 1986-09-16
JP21769186 1986-09-16

Publications (3)

Publication Number Publication Date
EP0264192A2 EP0264192A2 (en) 1988-04-20
EP0264192A3 true EP0264192A3 (en) 1990-04-11
EP0264192B1 EP0264192B1 (en) 1994-03-30

Family

ID=16708208

Family Applications (1)

Application Number Title Priority Date Filing Date
EP87308168A Expired - Lifetime EP0264192B1 (en) 1986-09-16 1987-09-16 Direct positive silver halide light-sensitive photographic material

Country Status (3)

Country Link
EP (1) EP0264192B1 (en)
JP (1) JPS63184743A (en)
DE (1) DE3789483D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4943518A (en) * 1987-12-23 1990-07-24 Konica Corporation Direct-positive silver halide photographic light-sensitive material and method of processing it
EP0343604A3 (en) * 1988-05-23 1990-10-10 Fuji Photo Film Co., Ltd. Method of forming color images
DE3942357A1 (en) * 1989-12-21 1991-06-27 Boehringer Mannheim Gmbh 3-AMINOPYRAZOLO-HETEROCYCLES, THEIR USES FOR THE DETERMINATION OF HYDROGEN PEROXIDE, HYDROGEN PEROXIDE-FORMING SYSTEMS, PEROXIDASE, PEROXIDATIALLY ACTIVE SUBSTANCES OR OF ELECTRONIC AROMATIC COMPOUNDS, CORRESPONDING PROCEDURES AND COMPOUNDS THEREOF

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1810464A1 (en) * 1967-11-24 1969-07-24 Eastman Kodak Co Color photographic development process
DE2244924A1 (en) * 1971-09-13 1973-03-22 Fuji Photo Film Co Ltd DIRECT POSITIVE COLOR PHOTOGRAPHIC MATERIAL

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2416814A1 (en) * 1974-04-06 1975-10-16 Agfa Gevaert Ag DIRECT POSITIVE PHOTOGRAPHIC MATERIAL
JPH072520B2 (en) * 1986-01-13 1995-01-18 住友電気工業株式会社 Preservation liquid dispenser required
WO1988001402A1 (en) * 1986-08-15 1988-02-25 Fuji Photo Film Company Limited Direct positive photographic material and process for forming direct positive image

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1810464A1 (en) * 1967-11-24 1969-07-24 Eastman Kodak Co Color photographic development process
DE2244924A1 (en) * 1971-09-13 1973-03-22 Fuji Photo Film Co Ltd DIRECT POSITIVE COLOR PHOTOGRAPHIC MATERIAL

Also Published As

Publication number Publication date
EP0264192B1 (en) 1994-03-30
EP0264192A2 (en) 1988-04-20
DE3789483D1 (en) 1994-05-05
JPS63184743A (en) 1988-07-30

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