GB1550946A - Photographic material containing an internal latent imate-forming silver halide - Google Patents

Photographic material containing an internal latent imate-forming silver halide

Info

Publication number
GB1550946A
GB1550946A GB3282776A GB3282776A GB1550946A GB 1550946 A GB1550946 A GB 1550946A GB 3282776 A GB3282776 A GB 3282776A GB 3282776 A GB3282776 A GB 3282776A GB 1550946 A GB1550946 A GB 1550946A
Authority
GB
United Kingdom
Prior art keywords
imate
silver halide
material containing
photographic material
internal latent
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
Application number
GB3282776A
Other languages
English (en)
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 US05/701,050 external-priority patent/US4030925A/en
Priority claimed from US05/700,982 external-priority patent/US4031127A/en
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB1550946A publication Critical patent/GB1550946A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00—Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/04—Derivatives of thiourea
    • C07C335/16—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
    • C07C335/20—Derivatives of thiourea having nitrogen atoms of thiourea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton being further substituted by nitrogen atoms, not being part of nitro or nitroso groups
    • 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
    • G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
    • 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
    • G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
    • G03C1/48561—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent hydrazine compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB3282776A 1975-08-06 1976-08-06 Photographic material containing an internal latent imate-forming silver halide Expired GB1550946A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60188875A 1975-08-06 1975-08-06
US60189175A 1975-08-06 1975-08-06
US05/701,050 US4030925A (en) 1975-08-06 1976-06-29 Photographic compositions and elements including internal latent image silver halide grains and acylhydrazinophenylthiourea nucleating agents therefor
US05/700,982 US4031127A (en) 1975-08-06 1976-06-29 Acyl hydrazino thiourea derivatives as photographic nucleating agents

Publications (1)

Publication Number Publication Date
GB1550946A true GB1550946A (en) 1979-08-22

Family

ID=27505055

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3282776A Expired GB1550946A (en) 1975-08-06 1976-08-06 Photographic material containing an internal latent imate-forming silver halide

Country Status (5)

Country Link
JP (1) JPS601616B2 (de)
CA (1) CA1061363A (de)
DE (2) DE2635316C3 (de)
FR (1) FR2320290A1 (de)
GB (1) GB1550946A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4080207A (en) * 1976-06-29 1978-03-21 Eastman Kodak Company Radiation-sensitive compositions and photographic elements containing N-(acylhydrazinophenyl) thioamide nucleating agents
FR2409533A1 (fr) * 1977-11-17 1979-06-15 Kodak Pathe Compose arylazocarboxylate et produit photographique le contenant a titre d'agent de nucleation
JPS5937492B2 (ja) * 1977-11-28 1984-09-10 富士写真フイルム株式会社 直接ポジハロゲン化銀感光材料
JPS5931691B2 (ja) * 1978-11-30 1984-08-03 富士写真フイルム株式会社 直接ポジハロゲン化銀感光材料
EP0023780B1 (de) * 1979-07-11 1984-04-11 EASTMAN KODAK COMPANY (a New Jersey corporation) Silberhalogenidemulsionen, die Keimbildungsmittel enthalten, photographische Elemente, Filmeinheit und Verfahren zur Herstellung direkt positiver Bilder
EP0050558B1 (de) * 1980-10-16 1985-07-17 EASTMAN KODAK COMPANY (a New Jersey corporation) Photographische Emulsionen und Elemente zur Herstellung direkt positiver Bilder
FR2497367B1 (fr) * 1980-10-16 1987-08-14 Kodak Pathe Emulsion positive-directe aux halogenures d'argent avec agent de nucleation incorpore
JPS60443A (ja) * 1983-06-17 1985-01-05 Fuji Photo Film Co Ltd 再反転ネガ像の抑制された直接ポジハロゲン化銀写真感光材料
JPS61250636A (ja) 1985-04-30 1986-11-07 Fuji Photo Film Co Ltd 熱現像感光材料
EP0224214B1 (de) 1985-11-21 1993-01-27 Fuji Photo Film Co., Ltd. Lichtempfindliche Mikrokapsel, die Silberhalogenid und eine polymerisierbare Verbindung enthält und lichtempfindliches Material, das diese gebraucht
JPH0619570B2 (ja) 1986-02-07 1994-03-16 富士写真フイルム株式会社 感光材料

Also Published As

Publication number Publication date
DE2635316A1 (de) 1977-03-03
JPS601616B2 (ja) 1985-01-16
DE2635317C2 (de) 1982-06-03
FR2320290A1 (fr) 1977-03-04
DE2635316B2 (de) 1980-10-02
JPS5320318A (en) 1978-02-24
FR2320290B1 (de) 1979-05-04
DE2635316C3 (de) 1981-07-02
DE2635317A1 (de) 1977-02-24
CA1061363A (en) 1979-08-28

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years

Effective date: 19960805