JPH0320741B2 - - Google Patents

Info

Publication number
JPH0320741B2
JPH0320741B2 JP58091040A JP9104083A JPH0320741B2 JP H0320741 B2 JPH0320741 B2 JP H0320741B2 JP 58091040 A JP58091040 A JP 58091040A JP 9104083 A JP9104083 A JP 9104083A JP H0320741 B2 JPH0320741 B2 JP H0320741B2
Authority
JP
Japan
Prior art keywords
silver halide
emulsion
silver
core
nucleus
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 - Lifetime
Application number
JP58091040A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59216136A (ja
Inventor
Satoshi Kubota
Tetsuo Yoshida
Hideki Daimatsu
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP58091040A priority Critical patent/JPS59216136A/ja
Priority to US06/613,702 priority patent/US4643965A/en
Priority to DE3419481A priority patent/DE3419481A1/de
Publication of JPS59216136A publication Critical patent/JPS59216136A/ja
Publication of JPH0320741B2 publication Critical patent/JPH0320741B2/ja
Granted 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
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48569—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the emulsion type/grain forms, e.g. tabular grain emulsions
    • G03C1/48576—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the emulsion type/grain forms, e.g. tabular grain emulsions core-shell grain emulsions
    • 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)
JP58091040A 1983-05-24 1983-05-24 直接ポジ用写真感光材料 Granted JPS59216136A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP58091040A JPS59216136A (ja) 1983-05-24 1983-05-24 直接ポジ用写真感光材料
US06/613,702 US4643965A (en) 1983-05-24 1984-05-24 Direct positive photographic light-sensitive materials
DE3419481A DE3419481A1 (de) 1983-05-24 1984-05-24 Direktes photographisches lichtempfindliches positivmaterial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58091040A JPS59216136A (ja) 1983-05-24 1983-05-24 直接ポジ用写真感光材料

Publications (2)

Publication Number Publication Date
JPS59216136A JPS59216136A (ja) 1984-12-06
JPH0320741B2 true JPH0320741B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-03-20

Family

ID=14015386

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58091040A Granted JPS59216136A (ja) 1983-05-24 1983-05-24 直接ポジ用写真感光材料

Country Status (3)

Country Link
US (1) US4643965A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS59216136A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3419481A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH068945B2 (ja) * 1984-11-11 1994-02-02 コニカ株式会社 ハロゲン化銀写真感光材料
JPS61264338A (ja) * 1985-05-20 1986-11-22 Konishiroku Photo Ind Co Ltd 直接ポジハロゲン化銀写真感光材料
JPS623249A (ja) * 1985-06-28 1987-01-09 Konishiroku Photo Ind Co Ltd 直接ポジハロゲン化銀カラ−写真感光材料
US5364750A (en) * 1985-12-24 1994-11-15 Fuji Photo Film Co., Ltd. Direct positive silver halide photosensitive material
JP2520596B2 (ja) * 1985-12-24 1996-07-31 富士写真フイルム株式会社 直接ポジ用写真感光材料
JPH0690427B2 (ja) * 1985-12-24 1994-11-14 富士写真フイルム株式会社 直接ポジ用写真感光材料
US4970140A (en) * 1986-02-20 1990-11-13 Fuji Photo Film Co., Ltd. Direct positive photographic light-sensitive material
JPH0677131B2 (ja) * 1986-05-02 1994-09-28 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
JPH0758389B2 (ja) * 1986-08-14 1995-06-21 富士写真フイルム株式会社 直接ポジカラ−画像形成方法
JPS6385740A (ja) * 1986-09-30 1988-04-16 Konica Corp 直接ポジハロゲン化銀写真感光材料
JPH0830869B2 (ja) * 1986-10-03 1996-03-27 コニカ株式会社 直接ポジハロゲン化銀カラ−写真感光材料の処理方法
JPH0727185B2 (ja) * 1987-02-04 1995-03-29 富士写真フイルム株式会社 直接ポジカラー感光材料及び直接ポジカラー画像形成方法
JP2525600B2 (ja) * 1987-04-20 1996-08-21 富士写真フイルム株式会社 直接ポジカラ−画像形成方法
JP2515129B2 (ja) * 1987-11-06 1996-07-10 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
JPH0690437B2 (ja) 1987-12-02 1994-11-14 富士写真フイルム株式会社 直接ポジ写真感光材料
US4937180A (en) * 1988-04-08 1990-06-26 Eastman Kodak Company Photographic emulsions containing internally modified silver halide grains
US4933272A (en) * 1988-04-08 1990-06-12 Eastman Kodak Company Photographic emulsions containing internally modified silver halide grains
US4945035A (en) * 1988-04-08 1990-07-31 Eastman Kodak Company Photographic emulsions containing internally modified silver halide grains
US5389507A (en) * 1992-12-31 1995-02-14 Eastman Kodak Company Reversal elements with internal latent image forming core-shell emulsions
US5532119A (en) * 1993-03-25 1996-07-02 Eastman Kodak Company High-speed direct-positive photographic elements utilizing core-shell emulsions
US5512103A (en) * 1994-02-18 1996-04-30 Eastman Kodak Company Silver halide color photography element with improved high density contrast and bright low density colors
US5418118A (en) * 1994-02-18 1995-05-23 Eastman Kodak Company Silver halide color photographic element with improved high density contrast and bright low density colors
EP0699944B1 (en) 1994-08-26 2000-06-07 Eastman Kodak Company Tabular grain emulsions with sensitization enhancements
EP0699946B1 (en) 1994-08-26 2001-01-17 Eastman Kodak Company Ultrathin tabular grain emulsions with sensitization enhancements (II)
US6277549B1 (en) * 1997-12-11 2001-08-21 Agfa-Gevaert Photosensitive silver halide element with increased photosensitivity

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3367778A (en) * 1965-04-15 1968-02-06 Eastman Kodak Co Silver salt direct positive emulsion
US3317322A (en) * 1965-08-27 1967-05-02 Eastman Kodak Co Photographic emulsions having high internal sensitivity
US3761276A (en) * 1971-03-10 1973-09-25 Eastman Kodak Co Photographic element containing monodispersed unfogged silver halide grains chemically sensitized internally and externally
US4035185A (en) * 1975-01-08 1977-07-12 Eastman Kodak Company Blended internal latent image emulsions, elements including such emulsions and processes for their preparation and use
US4395478A (en) * 1981-11-12 1983-07-26 Eastman Kodak Company Direct-positive core-shell emulsions and photographic elements and processes for their use
US4444865A (en) * 1981-11-12 1984-04-24 Eastman Kodak Company Blended grain direct-positive emulsions and photographic elements and processes for their use

Also Published As

Publication number Publication date
JPS59216136A (ja) 1984-12-06
US4643965A (en) 1987-02-17
DE3419481A1 (de) 1984-12-13

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