GB1353226A - Direct-positive photographic silver halide emulsion - Google Patents

Direct-positive photographic silver halide emulsion

Info

Publication number
GB1353226A
GB1353226A GB3577871A GB3577871A GB1353226A GB 1353226 A GB1353226 A GB 1353226A GB 3577871 A GB3577871 A GB 3577871A GB 3577871 A GB3577871 A GB 3577871A GB 1353226 A GB1353226 A GB 1353226A
Authority
GB
United Kingdom
Prior art keywords
direct
grains
silver halide
halide emulsion
precipitation medium
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
GB3577871A
Other languages
English (en)
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 GB1353226A publication Critical patent/GB1353226A/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
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/141—Direct 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)
GB3577871A 1970-08-03 1971-07-29 Direct-positive photographic silver halide emulsion Expired GB1353226A (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
GB1353226A true GB1353226A (en) 1974-05-15

Family

ID=22030966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3577871A Expired GB1353226A (en) 1970-08-03 1971-07-29 Direct-positive photographic silver halide emulsion

Country Status (10)

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

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 (fr) * 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 (fr) * 1979-04-05 1982-03-30 Eastman Kodak Company Emulsion a l'halogenure d'argent a forte teneur en chlore, et a dopage interne de cadmium, de plomb, de cuivre, de zinc, ou d'un melange de ceux ci
JPS5945132B2 (ja) * 1979-04-23 1984-11-05 富士写真フイルム株式会社 感光性ハロゲン化銀結晶の製造方法
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
EP0144990B1 (fr) * 1983-12-08 1990-04-25 Fuji Photo Film Co., Ltd. Procédé pour la fabrication d'émulsion aux halogénures d'argent
JPS60222843A (ja) * 1984-04-19 1985-11-07 Fuji Photo Film Co Ltd ハロゲン化銀乳剤の製造方法及びハロゲン化銀写真感光材料
JPS613134A (ja) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd ハロゲン化銀乳剤の製造方法およびハロゲン化銀写真感光材料
JPS613137A (ja) * 1984-06-15 1986-01-09 Fuji Photo Film Co Ltd 内部潜像型コア／シエル直接ポジハロゲン化銀乳剤及びその製造法
JPS6170549A (ja) * 1984-09-13 1986-04-11 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真乳剤の製造方法
JPS61245151A (ja) 1985-04-23 1986-10-31 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
JPS61250643A (ja) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
JPS61250645A (ja) 1985-04-30 1986-11-07 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
DE3682128D1 (de) 1985-07-17 1991-11-28 Konishiroku Photo Ind Photographisches silberhalogenidmaterial.
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 (fr) 1990-08-20 1999-11-17 Fuji Photo Film Co., Ltd. Produit de pellicule photographique retenant des informations et procédé de production d'épreuve en couleurs
EP0514675B1 (fr) 1991-04-22 1999-12-08 Fuji Photo Film Co., Ltd. Matériaux photographiques à l'halogénure d'argent et procédé de traitement de ceux-ci
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
AU460990B2 (en) 1975-05-15
BE770700A (fr) 1971-12-01
CA964098A (en) 1975-03-11
BR7104782D0 (pt) 1973-04-12
US3672900A (en) 1972-06-27
CH533317A (fr) 1973-01-31
DE2138873A1 (de) 1972-02-10
FR2101947A5 (fr) 1972-03-31
AU3190871A (en) 1973-02-08
JPS5216364B1 (fr) 1977-05-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
433D Application made for revocation (sect. 33/1949)
433D Application made for revocation (sect. 33/1949)
433A Case decided by the comptroller ** patent amended (sect. 33/1949)
PCNP Patent ceased through non-payment of renewal fee