GB1294328A - Direct-positive silver halide emulsions - Google Patents

Direct-positive silver halide emulsions

Info

Publication number
GB1294328A
GB1294328A GB2471472A GB2471472A GB1294328A GB 1294328 A GB1294328 A GB 1294328A GB 2471472 A GB2471472 A GB 2471472A GB 2471472 A GB2471472 A GB 2471472A GB 1294328 A GB1294328 A GB 1294328A
Authority
GB
United Kingdom
Prior art keywords
silver halide
silver
direct
positive
reducing agent
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.)
Expired
Application number
GB2471472A
Other languages
English (en)
Inventor
Jean-France Leon Paul Barbier
Guy Renard
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 GB1294328A publication Critical patent/GB1294328A/en
Expired 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2471472A 1969-09-01 1969-11-03 Direct-positive silver halide emulsions Expired GB1294328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6929797A FR2058420A5 (enrdf_load_stackoverflow) 1969-09-01 1969-09-01

Publications (1)

Publication Number Publication Date
GB1294328A true GB1294328A (en) 1972-10-25

Family

ID=9039604

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2471472A Expired GB1294328A (en) 1969-09-01 1969-11-03 Direct-positive silver halide emulsions

Country Status (3)

Country Link
BE (1) BE741254A (enrdf_load_stackoverflow)
FR (1) FR2058420A5 (enrdf_load_stackoverflow)
GB (1) GB1294328A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2058420A5 (enrdf_load_stackoverflow) 1971-05-28
BE741254A (enrdf_load_stackoverflow) 1970-04-16

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee