BE884700A - Procede de preparation d'emulsions photographiques d'halogenures d'argent monodispersees a sensibilite amelioree - Google Patents

Procede de preparation d'emulsions photographiques d'halogenures d'argent monodispersees a sensibilite amelioree

Info

Publication number
BE884700A
BE884700A BE0/201692A BE201692A BE884700A BE 884700 A BE884700 A BE 884700A BE 0/201692 A BE0/201692 A BE 0/201692A BE 201692 A BE201692 A BE 201692A BE 884700 A BE884700 A BE 884700A
Authority
BE
Belgium
Prior art keywords
preparation
improved sensitivity
silver halides
photographic emulsions
monodisperse silver
Prior art date
Application number
BE0/201692A
Other languages
English (en)
Inventor
R Foerster
R Metzger
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of BE884700A publication Critical patent/BE884700A/fr

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
    • G03C1/015—Apparatus or processes for the preparation of 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
    • G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
    • G03C2001/03523—Converted 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
    • G03C2001/03564—Mixed grains or mixture of 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
    • G03C2200/00—Details
    • G03C2200/06—Additive

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)
  • Colloid Chemistry (AREA)
BE0/201692A 1979-08-11 1980-08-08 Procede de preparation d'emulsions photographiques d'halogenures d'argent monodispersees a sensibilite amelioree BE884700A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2932650A DE2932650C2 (de) 1979-08-11 1979-08-11 Verfahren zur Herstellung einer monodispersen photographischen Silberhalogenidemulsion

Publications (1)

Publication Number Publication Date
BE884700A true BE884700A (fr) 1981-02-09

Family

ID=6078268

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/201692A BE884700A (fr) 1979-08-11 1980-08-08 Procede de preparation d'emulsions photographiques d'halogenures d'argent monodispersees a sensibilite amelioree

Country Status (6)

Country Link
US (1) US4286055A (fr)
JP (1) JPS5630122A (fr)
BE (1) BE884700A (fr)
DE (1) DE2932650C2 (fr)
FR (1) FR2463431A1 (fr)
GB (1) GB2055221B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59185329A (ja) * 1983-04-06 1984-10-20 Konishiroku Photo Ind Co Ltd ハロゲン化銀乳剤
JPS61250645A (ja) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
JPH0697329B2 (ja) * 1985-05-23 1994-11-30 コニカ株式会社 ハロゲン化銀写真感光材料
JPS61267752A (ja) * 1985-05-23 1986-11-27 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
US4786588A (en) * 1985-09-20 1988-11-22 Fuji Photo Film Co., Ltd. Silver halide photographic materials
US4791053A (en) * 1985-12-03 1988-12-13 Fuji Photo Film Co., Ltd. Silver halide photographic material
JPH07113752B2 (ja) * 1986-02-01 1995-12-06 コニカ株式会社 ハロゲン化銀写真感光材料の処理方法
JP2603189B2 (ja) * 1993-10-27 1997-04-23 コニカ株式会社 感光性ハロゲン化銀乳剤
FR2721117B1 (fr) * 1994-06-09 1998-07-10 Kodak Pathe Procédé de préparation d'une émulsion photographique aux halogénures d'argent sensibilisée en présence de dérivés de l'hydroquinone.

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB635841A (en) * 1947-05-13 1950-04-19 Kodak Ltd Improvements in photographic silver halide emulsions
BE595533A (fr) * 1959-10-01
FR1281263A (fr) * 1959-10-01 1962-01-12 Kodak Pathe Nouvelle émulsion photographique aux halogénures d'argent
BE636801A (fr) 1962-09-01
US3317322A (en) * 1965-08-27 1967-05-02 Eastman Kodak Co Photographic emulsions having high internal sensitivity
GB1315495A (en) 1969-08-28 1973-05-02 Kodak Ltd Method of making photographic silver halide emulsions
US3622318A (en) * 1970-03-20 1971-11-23 Eastman Kodak Co Photographic materials and processes
US3703584A (en) 1970-08-20 1972-11-21 Eastman Kodak Co Process of sensitizing converted-type silver halide emulsions with noble-metal salts
BE794965A (fr) * 1972-02-03 1973-08-02 Eastman Kodak Co Procede de preparation d'une emulsion photosensible aux halogenures d'argent
US4165986A (en) * 1973-07-27 1979-08-28 Polaroid Corporation Substituted-halide silver halide emulsions and products containing same
US4078937A (en) * 1974-11-26 1978-03-14 Fuji Photo Film Co., Ltd. Process for sensitizing a fine grain silver halide photographic emulsion
DE2534011A1 (de) * 1975-07-30 1977-02-17 Agfa Gevaert Ag Verfahren zur herstellung von silberhalogenidemulsionen
DE2828112A1 (de) * 1978-06-27 1980-01-10 Agfa Gevaert Ag Lichtempfindliches photographisches material
US4210450A (en) * 1978-11-20 1980-07-01 Polaroid Corporation Method for forming photosensitive silver halide emulsion

Also Published As

Publication number Publication date
US4286055A (en) 1981-08-25
GB2055221A (en) 1981-02-25
GB2055221B (en) 1983-02-02
FR2463431A1 (fr) 1981-02-20
DE2932650C2 (de) 1982-03-11
JPS6329728B2 (fr) 1988-06-15
DE2932650A1 (de) 1981-02-12
FR2463431B1 (fr) 1984-07-13
JPS5630122A (en) 1981-03-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19890831