BE876475R - PROCESS FOR MANUFACTURING PHOTOGRAPHIC SILVER HALIDE EMULSIONS CONTAINING SILVER HALOGENIDE CRYSTALS OF THE MACLE TYPE - Google Patents

PROCESS FOR MANUFACTURING PHOTOGRAPHIC SILVER HALIDE EMULSIONS CONTAINING SILVER HALOGENIDE CRYSTALS OF THE MACLE TYPE

Info

Publication number
BE876475R
BE876475R BE0/195329A BE195329A BE876475R BE 876475 R BE876475 R BE 876475R BE 0/195329 A BE0/195329 A BE 0/195329A BE 195329 A BE195329 A BE 195329A BE 876475 R BE876475 R BE 876475R
Authority
BE
Belgium
Prior art keywords
macle
crystals
type
halide emulsions
emulsions containing
Prior art date
Application number
BE0/195329A
Other languages
French (fr)
Original Assignee
Ciba Geigy
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 Ciba Geigy filed Critical Ciba Geigy
Application granted granted Critical
Publication of BE876475R publication Critical patent/BE876475R/en

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
    • G03C1/0051—Tabular grain emulsions
    • 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
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • 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
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • 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
    • G03C1/0051—Tabular grain emulsions
    • G03C2001/0058—Twinned crystal
    • 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
    • G03C1/015—Apparatus or processes for the preparation of emulsions
    • G03C2001/0156—Apparatus or processes for the preparation of emulsions pAg value; pBr value; pCl value; pI value
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03535—Core-shell grains
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03552—Epitaxial junction grains; Protrusions or protruded grains
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03558—Iodide content
    • 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03594—Size of the grains
    • 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
    • G03C2200/00—Details
    • G03C2200/44—Details pH value

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE0/195329A 1978-05-25 1979-05-23 PROCESS FOR MANUFACTURING PHOTOGRAPHIC SILVER HALIDE EMULSIONS CONTAINING SILVER HALOGENIDE CRYSTALS OF THE MACLE TYPE BE876475R (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2272878A GB1570581A (en) 1978-05-25 1978-05-25 Preparation of silver halide emulsions

Publications (1)

Publication Number Publication Date
BE876475R true BE876475R (en) 1979-11-23

Family

ID=10184164

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/195329A BE876475R (en) 1978-05-25 1979-05-23 PROCESS FOR MANUFACTURING PHOTOGRAPHIC SILVER HALIDE EMULSIONS CONTAINING SILVER HALOGENIDE CRYSTALS OF THE MACLE TYPE

Country Status (6)

Country Link
JP (1) JPS54155827A (en)
BE (1) BE876475R (en)
CH (1) CH643371A5 (en)
DE (1) DE2921077A1 (en)
FR (1) FR2426924A2 (en)
GB (1) GB1570581A (en)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH653780A5 (en) * 1981-11-12 1986-01-15 Eastman Kodak Co PRODUCT FOR IMAGE TRANSFER PHOTOGRAPHY.
US4414306A (en) 1981-11-12 1983-11-08 Eastman Kodak Company Silver chlorobromide emulsions and processes for their preparation
US4439520A (en) * 1981-11-12 1984-03-27 Eastman Kodak Company Sensitized high aspect ratio silver halide emulsions and photographic elements
US4433048A (en) * 1981-11-12 1984-02-21 Eastman Kodak Company Radiation-sensitive silver bromoiodide emulsions, photographic elements, and processes for their use
US4425425A (en) 1981-11-12 1984-01-10 Eastman Kodak Company Radiographic elements exhibiting reduced crossover
US4434226A (en) 1981-11-12 1984-02-28 Eastman Kodak Company High aspect ratio silver bromoiodide emulsions and processes for their preparation
US4435501A (en) * 1981-11-12 1984-03-06 Eastman Kodak Company Controlled site epitaxial sensitization
US4386156A (en) * 1981-11-12 1983-05-31 Eastman Kodak Company Silver bromide emulsions of narrow grain size distribution and processes for their preparation
US4414304A (en) 1981-11-12 1983-11-08 Eastman Kodak Company Forehardened high aspect ratio silver halide photographic elements and processes for their use
FR2516262B1 (en) * 1981-11-12 1987-02-20 Eastman Kodak Co DIRECT POSITIVE PHOTOGRAPHIC PRODUCTS
US4414310A (en) 1981-11-12 1983-11-08 Eastman Kodak Company Process for the preparation of high aspect ratio silver bromoiodide emulsions
US4399215A (en) 1981-11-12 1983-08-16 Eastman Kodak Company Double-jet precipitation processes and products thereof
US4400463A (en) * 1981-11-12 1983-08-23 Eastman Kodak Company Silver chloride emulsions of modified crystal habit and processes for their preparation
JPS5929243A (en) * 1982-08-10 1984-02-16 Konishiroku Photo Ind Co Ltd Photosensitive silver halide material
US4425426A (en) 1982-09-30 1984-01-10 Eastman Kodak Company Radiographic elements exhibiting reduced crossover
US4478929A (en) * 1982-09-30 1984-10-23 Eastman Kodak Company Dye image transfer film unit with tabular silver halide
US4504570A (en) * 1982-09-30 1985-03-12 Eastman Kodak Company Direct reversal emulsions and photographic elements useful in image transfer film units
JPS5999433A (en) * 1982-11-29 1984-06-08 Fuji Photo Film Co Ltd Silver halide photosensitive material
US4459353A (en) * 1982-12-20 1984-07-10 Eastman Kodak Company Gamma phase silver iodide emulsions, photographic elements containing these emulsions, and processes for their use
US4463087A (en) * 1982-12-20 1984-07-31 Eastman Kodak Company Controlled site epitaxial sensitization of limited iodide silver halide emulsions
JPS59177535A (en) * 1983-03-28 1984-10-08 Konishiroku Photo Ind Co Ltd Silver halide photographic emulsion and its production
JPS6167845A (en) * 1984-09-11 1986-04-08 Konishiroku Photo Ind Co Ltd Silver halide photosensitive material
JPS6177850A (en) * 1984-09-26 1986-04-21 Fuji Photo Film Co Ltd Silver halide color photographic sensitive material
JPS61267752A (en) * 1985-05-23 1986-11-27 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
JPH0697329B2 (en) * 1985-05-23 1994-11-30 コニカ株式会社 Silver halide photographic light-sensitive material
JPS6256950A (en) * 1985-09-06 1987-03-12 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE490866A (en) * 1948-08-31
US3206313A (en) * 1961-05-15 1965-09-14 Eastman Kodak Co Chemically sensitized emulsions having low surface sensitivity and high internal sensitivity
GB1156193A (en) * 1965-10-21 1969-06-25 Eastman Kodak Co Photographic Silver Halide Emulsions
US3703584A (en) * 1970-08-20 1972-11-21 Eastman Kodak Co Process of sensitizing converted-type silver halide emulsions with noble-metal salts
JPS5542738B2 (en) * 1973-05-11 1980-11-01
GB1520976A (en) * 1976-06-10 1978-08-09 Ciba Geigy Ag Photographic emulsions

Also Published As

Publication number Publication date
FR2426924A2 (en) 1979-12-21
GB1570581A (en) 1980-07-02
JPS6330616B2 (en) 1988-06-20
FR2426924B2 (en) 1983-07-18
JPS54155827A (en) 1979-12-08
DE2921077A1 (en) 1979-11-29
CH643371A5 (en) 1984-05-30

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ILFORD LTD

Effective date: 19950630