BE743560A - Direct positive photosensitive silver halide photographic elements - Google Patents

Direct positive photosensitive silver halide photographic elements

Info

Publication number
BE743560A
BE743560A BE743560A BE743560A BE743560A BE 743560 A BE743560 A BE 743560A BE 743560 A BE743560 A BE 743560A BE 743560 A BE743560 A BE 743560A BE 743560 A BE743560 A BE 743560A
Authority
BE
Belgium
Prior art keywords
silver halide
halide photographic
positive photosensitive
photosensitive silver
photographic elements
Prior art date
Application number
BE743560A
Other languages
French (fr)
Inventor
Yoshihide Hayakawa
Hideo Kawano
Hirotetu Kato
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of BE743560A publication Critical patent/BE743560A/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
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser

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)
BE743560A 1969-01-25 1969-12-22 Direct positive photosensitive silver halide photographic elements BE743560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP558269 1969-01-25

Publications (1)

Publication Number Publication Date
BE743560A true BE743560A (en) 1970-05-28

Family

ID=11615220

Family Applications (1)

Application Number Title Priority Date Filing Date
BE743560A BE743560A (en) 1969-01-25 1969-12-22 Direct positive photosensitive silver halide photographic elements

Country Status (5)

Country Link
US (1) US3656961A (en)
BE (1) BE743560A (en)
DE (1) DE2003037B2 (en)
FR (1) FR2029089A1 (en)
GB (1) GB1234741A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3761276A (en) * 1971-03-10 1973-09-25 Eastman Kodak Co Photographic element containing monodispersed unfogged silver halide grains chemically sensitized internally and externally
US3856524A (en) * 1971-10-14 1974-12-24 Eastman Kodak Co Photographic elements and processes for providing tanned image records
JPS495616A (en) * 1972-05-04 1974-01-18
GB1427525A (en) * 1972-07-13 1976-03-10 Agfa Gevaert Directpositive silver halide emulsions
US3847619A (en) * 1972-11-20 1974-11-12 Eastman Kodak Co Ion-paired cobaltic complexes and photographic elements containing same
JPS55144238A (en) * 1979-04-27 1980-11-11 Fuji Photo Film Co Ltd Direct positive type silver halide photosensitive material
US5240828A (en) * 1989-12-22 1993-08-31 Eastman Kodak Company Direct reversal emulsions

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2717833A (en) * 1952-05-12 1955-09-13 Sperry Rand Corp Direct positive emulsions
NL127363C (en) * 1958-11-12

Also Published As

Publication number Publication date
US3656961A (en) 1972-04-18
DE2003037B2 (en) 1977-04-21
GB1234741A (en) 1971-06-09
FR2029089A1 (en) 1970-10-16
DE2003037A1 (en) 1970-08-06

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