BE762988A - Emulsion photosensible aux halogenures d'argent positive directe stableen conservation - Google Patents

Emulsion photosensible aux halogenures d'argent positive directe stableen conservation

Info

Publication number
BE762988A
BE762988A BE762988A BE762988A BE762988A BE 762988 A BE762988 A BE 762988A BE 762988 A BE762988 A BE 762988A BE 762988 A BE762988 A BE 762988A BE 762988 A BE762988 A BE 762988A
Authority
BE
Belgium
Prior art keywords
conservation
silver halide
halide emulsion
photosensitive silver
direct positive
Prior art date
Application number
BE762988A
Other languages
English (en)
French (fr)
Inventor
E P Chang
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 BE762988A publication Critical patent/BE762988A/xx

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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE762988A 1970-02-16 1971-02-15 Emulsion photosensible aux halogenures d'argent positive directe stableen conservation BE762988A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1183770A 1970-02-16 1970-02-16

Publications (1)

Publication Number Publication Date
BE762988A true BE762988A (fr) 1971-07-16

Family

ID=21752187

Family Applications (1)

Application Number Title Priority Date Filing Date
BE762988A BE762988A (fr) 1970-02-16 1971-02-15 Emulsion photosensible aux halogenures d'argent positive directe stableen conservation

Country Status (10)

Country Link
US (1) US3672903A (xx)
JP (1) JPS5142488B1 (xx)
AU (1) AU2544871A (xx)
BE (1) BE762988A (xx)
BR (1) BR7100773D0 (xx)
CA (1) CA976023A (xx)
CH (1) CH527440A (xx)
DE (1) DE2107119C3 (xx)
FR (1) FR2078584A5 (xx)
GB (1) GB1338433A (xx)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1480241A (en) * 1974-04-03 1977-07-20 Agfa Gevaert Direct-positive silver halide emulsions
GB1513140A (en) * 1974-09-30 1978-06-07 Agfa Gevaert Direct-positive silver halide emulsions
DE2641284C2 (de) * 1976-09-14 1986-05-07 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur Stabilisierung photographischer Silberhalogenidemulsionsschichten
JPS53134430A (en) * 1977-04-27 1978-11-24 Mitsubishi Paper Mills Ltd Silver halide photosensitive materials for multiilayer color photograph
US4247617A (en) * 1979-05-11 1981-01-27 Polaroid Corporation Silver diffusion transfer film unit transparency
JPS6055822B2 (ja) * 1982-04-26 1985-12-06 コニカ株式会社 直接ポジ用ハロゲン化銀写真感光材料

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE498287A (xx) * 1949-09-24
GB723019A (en) * 1952-02-05 1955-02-02 Gevaert Photo Prod Nv Improvements in or relating to the manufacture of photographic material
CH472050A (fr) * 1966-03-11 1969-04-30 Kodak Sa Emulsion photographique pour positif direct

Also Published As

Publication number Publication date
US3672903A (en) 1972-06-27
GB1338433A (en) 1973-11-21
DE2107119A1 (de) 1971-09-02
DE2107119C3 (de) 1979-04-26
CH527440A (fr) 1972-08-31
AU2544871A (en) 1972-08-17
FR2078584A5 (xx) 1971-11-05
DE2107119B2 (de) 1978-08-24
JPS5142488B1 (xx) 1976-11-16
CA976023A (en) 1975-10-14
BR7100773D0 (pt) 1973-04-26

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: EASTMAN KODAK CY

Effective date: 19860228