FR2023388A1 - - Google Patents

Info

Publication number
FR2023388A1
FR2023388A1 FR6939104A FR6939104A FR2023388A1 FR 2023388 A1 FR2023388 A1 FR 2023388A1 FR 6939104 A FR6939104 A FR 6939104A FR 6939104 A FR6939104 A FR 6939104A FR 2023388 A1 FR2023388 A1 FR 2023388A1
Authority
FR
France
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.)
Withdrawn
Application number
FR6939104A
Other languages
French (fr)
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 FR2023388A1 publication Critical patent/FR2023388A1/fr
Withdrawn legal-status Critical Current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
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
    • G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes
    • 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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances
FR6939104A 1968-11-15 1969-11-14 Withdrawn FR2023388A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US77626268A 1968-11-15 1968-11-15

Publications (1)

Publication Number Publication Date
FR2023388A1 true FR2023388A1 (en) 1970-08-21

Family

ID=25106903

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6939104A Withdrawn FR2023388A1 (en) 1968-11-15 1969-11-14

Country Status (8)

Country Link
US (1) US3583870A (en)
JP (1) JPS4813059B1 (en)
BE (1) BE741748A (en)
BR (1) BR6914032D0 (en)
CA (1) CA927176A (en)
CH (1) CH526795A (en)
FR (1) FR2023388A1 (en)
GB (1) GB1283234A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0116346A2 (en) * 1983-02-02 1984-08-22 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion
EP0124795A3 (en) * 1983-04-11 1988-01-13 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3904637A (en) * 1972-04-19 1975-09-09 Eastman Kodak Co 7'a'h,8'a'h-bisbenzothiazolo(3,2-a;-3',2'-a)pyrano (3,2-c;5,6-c'+9 dipyridinium compounds and related derivatives thereof
US4207103A (en) * 1978-06-26 1980-06-10 Eastman Kodak Company Photographic print-out silver halide process
US4983508A (en) * 1987-11-18 1991-01-08 Fuji Photo Film Co., Ltd. Method for manufacturing a light-sensitive silver halide emulsion
JPH03137632A (en) * 1989-10-24 1991-06-12 Fuji Photo Film Co Ltd Preparation of photographic silver halide emulsion
US5536634A (en) * 1994-09-30 1996-07-16 Eastman Kodak Company Silver halide emulsions spectrally sensitized in the presence of low N-alkyl pyridinium ions
CN104860875A (en) * 2015-05-14 2015-08-26 上海大学 Substituent acetophenone group purpurine derivative of high-sensitivity color changing material and synthetic method thereof
CN108373444A (en) * 2018-03-09 2018-08-07 上海大学 Fluorescence viologen derivative and its application and preparation method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0116346A2 (en) * 1983-02-02 1984-08-22 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion
EP0116346A3 (en) * 1983-02-02 1988-01-13 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion
EP0124795A3 (en) * 1983-04-11 1988-01-13 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion

Also Published As

Publication number Publication date
BE741748A (en) 1970-04-16
CA927176A (en) 1973-05-29
BR6914032D0 (en) 1973-01-18
JPS4813059B1 (en) 1973-04-25
CH526795A (en) 1972-08-15
DE1957187A1 (en) 1970-10-29
GB1283234A (en) 1972-07-26
US3583870A (en) 1971-06-08

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Legal Events

Date Code Title Description
ST Notification of lapse