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CH533317A - Process for preparing a direct positive silver halide photosensitive emulsion - Google Patents

Process for preparing a direct positive silver halide photosensitive emulsion

Info

Publication number
CH533317A
CH533317A CH1142671A CH1142671A CH533317A CH 533317 A CH533317 A CH 533317A CH 1142671 A CH1142671 A CH 1142671A CH 1142671 A CH1142671 A CH 1142671A CH 533317 A CH533317 A CH 533317A
Authority
CH
Switzerland
Prior art keywords
preparing
silver halide
photosensitive emulsion
direct positive
halide photosensitive
Prior art date
Application number
CH1142671A
Other languages
French (fr)
Inventor
Karl Kurz Richard
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 CH533317A publication Critical patent/CH533317A/en

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485Direct positive emulsions
    • G03C1/48515Direct positive emulsions prefogged
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/141Direct 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)
CH1142671A 1970-08-03 1971-08-03 Process for preparing a direct positive silver halide photosensitive emulsion CH533317A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH533317A true CH533317A (en) 1973-01-31

Family

ID=22030966

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1142671A CH533317A (en) 1970-08-03 1971-08-03 Process for preparing a direct positive silver halide photosensitive emulsion

Country Status (10)

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

Families Citing this family (20)

* 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 (en) * 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
CA1120765A (en) * 1979-04-05 1982-03-30 Eastman Kodak Company High chloride silver halide emulsion internally doped with cadmium, lead, copper, zinc or mixtures thereof
JPS5945132B2 (en) * 1979-04-23 1984-11-05 富士写真フイルム株式会社 Method for producing photosensitive silver halide crystals
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
US4665017A (en) * 1983-12-08 1987-05-12 Fuji Photo Film Co., Ltd. Process for preparing silver halide emulsion and silver halide photographic light-sensitive material
JPS60222843A (en) * 1984-04-19 1985-11-07 Fuji Photo Film Co Ltd Preparation of silver halide emulsion and silver halide photosensitive material
JPS613134A (en) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd Preparation of silver halide emulsion and silver halide photographic sensitive material
JPS613137A (en) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd Internal latent image type core/shell direct positive silver halide emulsion and its preparation
JPS6170549A (en) * 1984-09-13 1986-04-11 Konishiroku Photo Ind Co Ltd Manufacture of photographic silver halide emulsion
JPS61245151A (en) 1985-04-23 1986-10-31 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
JPS61250643A (en) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
JPS61250645A (en) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd Silver halide photographic sensitive material
EP0209118B1 (en) 1985-07-17 1991-10-23 Konica Corporation Silver halide photographic material
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
DE69230387T2 (en) 1991-04-22 2000-06-29 Fuji Photo Film Co., Ltd. Silver halide photographic materials and methods of processing them
US7008761B2 (en) * 2004-03-31 2006-03-07 Eastman Kodak Company Process for the preparation of high bromide cubical grain emulsions

Also Published As

Publication number Publication date
JPS5216364B1 (en) 1977-05-09
GB1353226A (en) 1974-05-15
AU460990B2 (en) 1975-05-15
DE2138873A1 (en) 1972-02-10
BR7104782D0 (en) 1973-04-12
CA964098A (en) 1975-03-11
FR2101947A5 (en) 1972-03-31
US3672900A (en) 1972-06-27
BE770700A (en) 1971-12-01
AU3190871A (en) 1973-02-08

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Legal Events

Date Code Title Description
PL Patent ceased