US3252799A - Stabilized silver halide emulsions - Google Patents

Stabilized silver halide emulsions Download PDF

Info

Publication number
US3252799A
US3252799A US278600A US27860063A US3252799A US 3252799 A US3252799 A US 3252799A US 278600 A US278600 A US 278600A US 27860063 A US27860063 A US 27860063A US 3252799 A US3252799 A US 3252799A
Authority
US
United States
Prior art keywords
emulsion
silver halide
formula
gradation
layer
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 - Lifetime
Application number
US278600A
Other languages
English (en)
Inventor
Gotze Johannes
Koepke Gunther
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.)
Agfa Gevaert NV
Original Assignee
Agfa AG
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 Agfa AG filed Critical Agfa AG
Application granted granted Critical
Publication of US3252799A publication Critical patent/US3252799A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/04—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
    • C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D233/84—Sulfur atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • 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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
US278600A 1962-06-09 1963-05-07 Stabilized silver halide emulsions Expired - Lifetime US3252799A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEA40409A DE1158830B (de) 1962-06-09 1962-06-09 Photographische Halogensilberemulsion mit einem Stabilisator

Publications (1)

Publication Number Publication Date
US3252799A true US3252799A (en) 1966-05-24

Family

ID=6931957

Family Applications (1)

Application Number Title Priority Date Filing Date
US278600A Expired - Lifetime US3252799A (en) 1962-06-09 1963-05-07 Stabilized silver halide emulsions

Country Status (5)

Country Link
US (1) US3252799A (fi)
BE (1) BE633364A (fi)
CH (1) CH448730A (fi)
DE (1) DE1158830B (fi)
GB (1) GB1037646A (fi)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168980A (en) * 1977-08-19 1979-09-25 Eastman Kodak Company Heat developable photographic material and process
US4351896A (en) * 1980-12-12 1982-09-28 Eastman Kodak Company Mesoionic silver halide stabilizer precursor and use in a heat developable and heat stabilizable photographic silver halide material and process
US4378424A (en) * 1980-12-12 1983-03-29 Eastman Kodak Company Mesoionic 1,2,4-triazolium-3-thiolates as silver halide stabilizers and fixing agents
US4404390A (en) * 1980-12-12 1983-09-13 Eastman Kodak Company Mesoionic 1,2,4-triazolium silver halide stabilizer precursors
US4520096A (en) * 1983-06-14 1985-05-28 Fuji Photo Film Co., Ltd. Photographic elements for silver salt diffusion transfer process containing mercapto imidazole stabilizers
US4569899A (en) * 1983-12-07 1986-02-11 Fuji Photo Film Co., Ltd. Photographic element for silver salt diffusion transfer process

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0680057B2 (ja) * 1986-04-28 1994-10-12 保土谷化学工業株式会社 トリフエニルイミダゾ−ル及びその二量体

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453346A (en) * 1945-10-25 1948-11-09 Eastman Kodak Co Stabilization of processed photographic emulsions to high temperatures and humidities
US2585388A (en) * 1948-11-17 1952-02-12 Lilly Co Eli Preparation of 2-mercaptoimidazoles
US2819965A (en) * 1956-02-23 1958-01-14 Eastman Kodak Co Carboxymethylmercapto compounds as stabilizers for photographic emulsions
US3026201A (en) * 1959-02-02 1962-03-20 Gen Aniline & Film Corp Antifoggants and stabilizers for photographic silver halide emulsions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE957183C (de) * 1953-07-01 1957-01-31 Eastman Kodak Co Stabilisiertes photographisches Material

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2453346A (en) * 1945-10-25 1948-11-09 Eastman Kodak Co Stabilization of processed photographic emulsions to high temperatures and humidities
US2585388A (en) * 1948-11-17 1952-02-12 Lilly Co Eli Preparation of 2-mercaptoimidazoles
US2819965A (en) * 1956-02-23 1958-01-14 Eastman Kodak Co Carboxymethylmercapto compounds as stabilizers for photographic emulsions
US3026201A (en) * 1959-02-02 1962-03-20 Gen Aniline & Film Corp Antifoggants and stabilizers for photographic silver halide emulsions

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168980A (en) * 1977-08-19 1979-09-25 Eastman Kodak Company Heat developable photographic material and process
US4351896A (en) * 1980-12-12 1982-09-28 Eastman Kodak Company Mesoionic silver halide stabilizer precursor and use in a heat developable and heat stabilizable photographic silver halide material and process
US4378424A (en) * 1980-12-12 1983-03-29 Eastman Kodak Company Mesoionic 1,2,4-triazolium-3-thiolates as silver halide stabilizers and fixing agents
US4404390A (en) * 1980-12-12 1983-09-13 Eastman Kodak Company Mesoionic 1,2,4-triazolium silver halide stabilizer precursors
US4520096A (en) * 1983-06-14 1985-05-28 Fuji Photo Film Co., Ltd. Photographic elements for silver salt diffusion transfer process containing mercapto imidazole stabilizers
US4569899A (en) * 1983-12-07 1986-02-11 Fuji Photo Film Co., Ltd. Photographic element for silver salt diffusion transfer process

Also Published As

Publication number Publication date
BE633364A (fi)
DE1158830B (de) 1963-12-05
CH448730A (de) 1967-12-15
GB1037646A (en) 1966-08-03

Similar Documents

Publication Publication Date Title
US3137578A (en) Photographic emulsions containing 2-heterocyclic benzimidazole antifoggants
DE2851219C2 (fi)
DE3145603C2 (fi)
US3252799A (en) Stabilized silver halide emulsions
US2933391A (en) Photographic emulsions containing 5-pyrazolone coupler compounds
US3765901A (en) Spectral sensitization of light-sensitive silver halide emulsions
US3161520A (en) Fog reduction in photographic silver halide emulsions
US2852375A (en) New tetrazaindene compounds and photographic emulsions containing them
US3342596A (en) Benzothiazolium compounds for controlling overdevelopment
DE1797027C3 (de) Lichtempfindliches photographisches Aufzeichnungsmaterial
DE3781042T2 (de) Silberhalogenidemulsion, die als latentbildstabilisator ein unsubstituiertes n-alkenyl-thiazoliumsalz enthaelt und photographische elemente, die diese emulsion enthalten.
EP0345514B1 (de) Farbfotografisches Silberhalogenidmaterial
US3663230A (en) Light-sensitive silver halide photographic emulsions
DE2247893A1 (de) Supersensibilisiertes photographisches material
US3799926A (en) Certain s-triazolo(1,5-a)pyrimidine compounds and their preparation
DE3819051A1 (de) Farbfotografisches aufzeichnungsmaterial
US5009990A (en) Photographic recording material
JPH0453301B2 (fi)
US2418748A (en) Heterocyclic color couplers
EP0369235B1 (de) Fotografisches Aufzeichnungsmaterial
DE2335093A1 (de) Photographisches material
US4282313A (en) Photographic material with stabilizers
US4845024A (en) Hardeners for proteins, a binder layer hardened therewith and a photographic recording material containing such a layer
EP0631183A1 (de) Farbfotografisches Aufzeichnungsmaterial
EP0030747A1 (en) 2-Equivalent yellow-forming colour couplers, their use in the production of photographic colour images, and photographic elements containing such couplers