DE2138873A1 - Verfahren zur Herstellung von direkt positiven photographischen Silberhalo gemdemulsionen - Google Patents

Verfahren zur Herstellung von direkt positiven photographischen Silberhalo gemdemulsionen

Info

Publication number
DE2138873A1
DE2138873A1 DE19712138873 DE2138873A DE2138873A1 DE 2138873 A1 DE2138873 A1 DE 2138873A1 DE 19712138873 DE19712138873 DE 19712138873 DE 2138873 A DE2138873 A DE 2138873A DE 2138873 A1 DE2138873 A1 DE 2138873A1
Authority
DE
Germany
Prior art keywords
silver halide
halide grains
precipitation
emulsions
grains
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.)
Pending
Application number
DE19712138873
Other languages
German (de)
English (en)
Inventor
Richard Karl Rochester N Y Kurz (V St A) P
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
Application filed by Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of DE2138873A1 publication Critical patent/DE2138873A1/de
Pending 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
    • G03C1/48515—Direct positive emulsions prefogged
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/141—Direct positive material

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)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DE19712138873 1970-08-03 1971-08-03 Verfahren zur Herstellung von direkt positiven photographischen Silberhalo gemdemulsionen Pending DE2138873A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US6065970A 1970-08-03 1970-08-03

Publications (1)

Publication Number Publication Date
DE2138873A1 true DE2138873A1 (de) 1972-02-10

Family

ID=22030966

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712138873 Pending DE2138873A1 (de) 1970-08-03 1971-08-03 Verfahren zur Herstellung von direkt positiven photographischen Silberhalo gemdemulsionen

Country Status (10)

Country Link
US (1) US3672900A (ja)
JP (1) JPS5216364B1 (ja)
AU (1) AU460990B2 (ja)
BE (1) BE770700A (ja)
BR (1) BR7104782D0 (ja)
CA (1) CA964098A (ja)
CH (1) CH533317A (ja)
DE (1) DE2138873A1 (ja)
FR (1) FR2101947A5 (ja)
GB (1) GB1353226A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017148A1 (en) * 1979-04-05 1980-10-15 EASTMAN KODAK COMPANY (a New Jersey corporation) Internally doped high chloride silver halide emulsions, processes for their preparation and photographic elements

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427525A (en) * 1972-07-13 1976-03-10 Agfa Gevaert Directpositive silver halide emulsions
JPS5068133A (ja) * 1973-10-18 1975-06-07
US4242445A (en) * 1978-02-02 1980-12-30 Fuji Photo Film Co., Ltd. Method for preparing light-sensitive silver halide grains
JPS5945132B2 (ja) * 1979-04-23 1984-11-05 富士写真フイルム株式会社 感光性ハロゲン化銀結晶の製造方法
US4378427A (en) * 1980-09-11 1983-03-29 E. I. Du Pont De Nemours And Company Method for producing a long scale direct-positive photographic emulsion
DE3482062D1 (de) * 1983-12-08 1990-05-31 Fuji Photo Film Co Ltd Verfahren zur herstellung von silberhalogenidemulsionen.
JPS60222843A (ja) * 1984-04-19 1985-11-07 Fuji Photo Film Co Ltd ハロゲン化銀乳剤の製造方法及びハロゲン化銀写真感光材料
JPS613137A (ja) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd 内部潜像型コア／シエル直接ポジハロゲン化銀乳剤及びその製造法
JPS613134A (ja) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd ハロゲン化銀乳剤の製造方法およびハロゲン化銀写真感光材料
JPS6170549A (ja) * 1984-09-13 1986-04-11 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真乳剤の製造方法
JPS61245151A (ja) 1985-04-23 1986-10-31 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
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
JPS61250643A (ja) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
DE3682128D1 (de) 1985-07-17 1991-11-28 Konishiroku Photo Ind Photographisches silberhalogenidmaterial.
AU591540B2 (en) 1985-12-28 1989-12-07 Konishiroku Photo Industry Co., Ltd. Method of processing light-sensitive silver halide color photographic material
US5248577A (en) * 1990-08-13 1993-09-28 Eastman Kodak Company Reactant concentration control method and apparatus for precipitation reactions
EP0476327B1 (en) 1990-08-20 1999-11-17 Fuji Photo Film Co., Ltd. Data-retainable photographic film product and process for producing color print
EP0514675B1 (en) 1991-04-22 1999-12-08 Fuji Photo Film Co., Ltd. Silver halide photographic materials and method for processing the same
US7008761B2 (en) * 2004-03-31 2006-03-07 Eastman Kodak Company Process for the preparation of high bromide cubical grain emulsions

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017148A1 (en) * 1979-04-05 1980-10-15 EASTMAN KODAK COMPANY (a New Jersey corporation) Internally doped high chloride silver halide emulsions, processes for their preparation and photographic elements

Also Published As

Publication number Publication date
FR2101947A5 (ja) 1972-03-31
JPS5216364B1 (ja) 1977-05-09
AU3190871A (en) 1973-02-08
BR7104782D0 (pt) 1973-04-12
BE770700A (fr) 1971-12-01
US3672900A (en) 1972-06-27
CA964098A (en) 1975-03-11
GB1353226A (en) 1974-05-15
AU460990B2 (en) 1975-05-15
CH533317A (fr) 1973-01-31

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