DE69206679T2 - Verfahren zur Herstellung einer Emulsion mit tafelförmigen Körnern eines sehr niedrigen Variationskoeffizienten. - Google Patents

Verfahren zur Herstellung einer Emulsion mit tafelförmigen Körnern eines sehr niedrigen Variationskoeffizienten.

Info

Publication number
DE69206679T2
DE69206679T2 DE69206679T DE69206679T DE69206679T2 DE 69206679 T2 DE69206679 T2 DE 69206679T2 DE 69206679 T DE69206679 T DE 69206679T DE 69206679 T DE69206679 T DE 69206679T DE 69206679 T2 DE69206679 T2 DE 69206679T2
Authority
DE
Germany
Prior art keywords
variation
preparation
low coefficient
tabular grain
grain emulsion
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 - Fee Related
Application number
DE69206679T
Other languages
English (en)
Other versions
DE69206679D1 (de
Inventor
Allen Keh-Chang Tsaur
Mamie Kam-Ng
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
Application granted granted Critical
Publication of DE69206679D1 publication Critical patent/DE69206679D1/de
Publication of DE69206679T2 publication Critical patent/DE69206679T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03C1/0051—Tabular grain emulsions

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)
DE69206679T 1991-05-14 1992-05-12 Verfahren zur Herstellung einer Emulsion mit tafelförmigen Körnern eines sehr niedrigen Variationskoeffizienten. Expired - Fee Related DE69206679T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/699,855 US5210013A (en) 1991-05-14 1991-05-14 Very low coefficient of variation tabular grain emulsion

Publications (2)

Publication Number Publication Date
DE69206679D1 DE69206679D1 (de) 1996-01-25
DE69206679T2 true DE69206679T2 (de) 1996-10-24

Family

ID=24811209

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69206679T Expired - Fee Related DE69206679T2 (de) 1991-05-14 1992-05-12 Verfahren zur Herstellung einer Emulsion mit tafelförmigen Körnern eines sehr niedrigen Variationskoeffizienten.

Country Status (5)

Country Link
US (1) US5210013A (de)
EP (1) EP0514742B1 (de)
JP (1) JP2828832B2 (de)
CA (1) CA2067606A1 (de)
DE (1) DE69206679T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5252453A (en) * 1992-11-04 1993-10-12 Eastman Kodak Company Process for accelerating the precipitation of a low coefficient of variation emulsion
US5300413A (en) * 1992-11-27 1994-04-05 Eastman Kodak Company Photoelectric elements for producing spectral image records retrievable by scanning
JP3045622B2 (ja) * 1993-02-02 2000-05-29 富士写真フイルム株式会社 ハロゲン化銀乳剤の製造方法
JP3089578B2 (ja) * 1993-07-07 2000-09-18 富士写真フイルム株式会社 ハロゲン化銀写真乳剤及びこれを用いる写真感光材料
US5358840A (en) * 1993-07-22 1994-10-25 Eastman Kodak Company Tabular grain silver iodobromide emulsion of improved sensitivity and process for its preparation
JP3066692B2 (ja) * 1993-09-28 2000-07-17 富士写真フイルム株式会社 ハロゲン化銀乳剤及びこれを用いる写真感光材料
US6727056B2 (en) * 1994-06-09 2004-04-27 Fuji Photo Film Co., Ltd. Direct positive photographic silver halide emulsion and color photographic light-sensitive material comprising same
US5587281A (en) * 1994-07-14 1996-12-24 Fuji Photo Film Co., Ltd. Method for producing silver halide grain and silver halide emulsion using the grain
FR2737588B1 (fr) 1995-08-01 2001-11-02 Kodak Pathe Nouveau produit pour radiographie industrielle
GB9600396D0 (en) * 1996-01-09 1996-03-13 Minnesota Mining & Mfg Novel block copolymers
US5614359A (en) * 1996-01-26 1997-03-25 Eastman Kodak Company High speed emulsions exhibiting superior contrast and speed-granularity relationships
US5612176A (en) * 1996-01-26 1997-03-18 Eastman Kodak Company High speed emulsions exhibiting superior speed-granularity relationships
EP0790526B1 (de) 1996-02-19 2002-07-24 Agfa-Gevaert System von Film und Schirm zur Herstellung radiographischen Bildes
US6017967A (en) * 1996-04-01 2000-01-25 Shipley Company, L.L.C. Electroplating process and composition
US5693459A (en) * 1996-06-24 1997-12-02 Eastman Kodak Company High bromide (111) tabular grain emulsions precipitated in a novel dispersing medium
US6225041B1 (en) * 1996-06-26 2001-05-01 Konica Corporation Silver halide photographic emulsion and silver halide photographic light sensitive material
US5726007A (en) * 1996-09-30 1998-03-10 Eastman Kodak Company Limited dispersity epitaxially sensitized ultrathin tabular grain emulsions
US6514681B2 (en) 2001-05-24 2003-02-04 Eastman Kodak Company High bromide tabular grain emulsions precipitated in a novel dispersing medium

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB808228A (en) * 1956-08-16 1959-01-28 Ilford Ltd Improvements in or relating to photographic emulsions
US3516830A (en) * 1965-09-17 1970-06-23 Eastman Kodak Co Photographic silver halide emulsions and elements
US4386156A (en) * 1981-11-12 1983-05-31 Eastman Kodak Company Silver bromide emulsions of narrow grain size distribution and processes for their preparation
US4434226A (en) * 1981-11-12 1984-02-28 Eastman Kodak Company High aspect ratio silver bromoiodide emulsions and processes for their preparation
FR2534036B1 (fr) * 1982-09-30 1986-09-05 Kodak Pathe Emulsion a grains tabulaires de bromure d'argent, produit photographique le contenant et procede pour le preparer
US4582781A (en) * 1984-08-01 1986-04-15 Eastman Kodak Company Antistatic compositions comprising polymerized oxyalkylene monomers and an inorganic tetrafluoroborate, perfluoroalkyl carboxylate, hexafluorophosphate or perfluoroalkylsulfonate salt
JPS6218556A (ja) * 1985-07-18 1987-01-27 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
US4797354A (en) * 1986-03-06 1989-01-10 Fuji Photo Film Co., Ltd. Silver halide emulsions comprising hexagonal monodisperse tabular silver halide grains
JPS63151618A (ja) * 1986-12-16 1988-06-24 Fuji Photo Film Co Ltd ハロゲン化銀乳剤
US4722886A (en) * 1986-10-10 1988-02-02 E. I. Du Pont De Nemours And Company Process for preparing a photographic emulsion containing tabular grains having narrow size distribution
JPH01213637A (ja) * 1988-02-22 1989-08-28 Fuji Photo Film Co Ltd ハロゲン化銀乳剤とその製造方法並びに処理方法
JPH0239039A (ja) * 1988-07-28 1990-02-08 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
JPH0255348A (ja) * 1988-08-22 1990-02-23 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料及びそれを用いた画像形成方法
JPH0782216B2 (ja) * 1988-08-22 1995-09-06 富士写真フイルム株式会社 ハロゲン化銀写真感光材料及びそれを用いた画像形成方法
EP0362699A3 (de) * 1988-10-03 1991-03-13 Eastman Kodak Company Emulsionen mit tafelförmigen Körnern eines hohen Aspektverhältnisses, die eine engere Korngrössenverteilung aufweisen
JPH02308241A (ja) * 1989-05-24 1990-12-21 Fuji Photo Film Co Ltd 予めかぶらせ型直接ポジハロゲン化銀乳剤
JP2604246B2 (ja) * 1989-07-28 1997-04-30 富士写真フイルム株式会社 ハロゲン化銀写真感光材料およびその製造方法
JP2920429B2 (ja) * 1991-02-16 1999-07-19 コニカ株式会社 ハロゲン化銀乳剤の製造方法

Also Published As

Publication number Publication date
EP0514742A1 (de) 1992-11-25
CA2067606A1 (en) 1992-11-15
JP2828832B2 (ja) 1998-11-25
JPH07175147A (ja) 1995-07-14
US5210013A (en) 1993-05-11
DE69206679D1 (de) 1996-01-25
EP0514742B1 (de) 1995-12-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee