DE69202464D1 - Photographische kontrastreiche Hydrozine verwendende Elemente,substituierte Thioharnstoffenthaltend zur Erhöhung von Empfindlichkeit und Kontrast. - Google Patents

Photographische kontrastreiche Hydrozine verwendende Elemente,substituierte Thioharnstoffenthaltend zur Erhöhung von Empfindlichkeit und Kontrast.

Info

Publication number
DE69202464D1
DE69202464D1 DE69202464T DE69202464T DE69202464D1 DE 69202464 D1 DE69202464 D1 DE 69202464D1 DE 69202464 T DE69202464 T DE 69202464T DE 69202464 T DE69202464 T DE 69202464T DE 69202464 D1 DE69202464 D1 DE 69202464D1
Authority
DE
Germany
Prior art keywords
contrast
hydrozine
photographic elements
increase sensitivity
containing substituted
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
DE69202464T
Other languages
English (en)
Other versions
DE69202464T2 (de
Inventor
Anthony Adin
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 DE69202464D1 publication Critical patent/DE69202464D1/de
Application granted granted Critical
Publication of DE69202464T2 publication Critical patent/DE69202464T2/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
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/061—Hydrazine compounds
    • 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
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • 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
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • G03C2001/091—Gold
    • 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
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising
    • G03C2001/095—Disulfide or dichalcogenide compound
    • 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
    • G03C1/10—Organic substances
    • G03C2001/108—Nucleation accelerating compound

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DE69202464T 1991-10-17 1992-10-05 Photographische kontrastreiche Hydrozine verwendende Elemente,substituierte Thioharnstoffenthaltend zur Erhöhung von Empfindlichkeit und Kontrast. Expired - Fee Related DE69202464T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US77802891A 1991-10-17 1991-10-17
US07/825,349 US5213944A (en) 1991-10-17 1992-01-24 Nucleated high contrast photographic elements containing substituted thioureas which enhance speed and increase contrast
PCT/US1992/008432 WO1993008503A1 (en) 1991-10-17 1992-10-05 Nucleated high contrast photographic elements containing substituted thioureas which enhance speed and increase contrast

Publications (2)

Publication Number Publication Date
DE69202464D1 true DE69202464D1 (de) 1995-06-14
DE69202464T2 DE69202464T2 (de) 1996-02-22

Family

ID=27119400

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69202464T Expired - Fee Related DE69202464T2 (de) 1991-10-17 1992-10-05 Photographische kontrastreiche Hydrozine verwendende Elemente,substituierte Thioharnstoffenthaltend zur Erhöhung von Empfindlichkeit und Kontrast.

Country Status (5)

Country Link
US (1) US5213944A (de)
EP (1) EP0608348B1 (de)
JP (1) JP3058349B2 (de)
DE (1) DE69202464T2 (de)
WO (1) WO1993008503A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5316889A (en) * 1992-03-31 1994-05-31 Fuji Photo Film Co., Ltd. Silver halide photographic material and photographic image forming method using the same
GB9211812D0 (en) * 1992-06-04 1992-07-15 Kodak Ltd Photographic high contrast silver halide materials
DE69321884T2 (de) * 1992-06-29 1999-05-12 Fuji Photo Film Co Ltd Photographisches Silberhalogenidmaterial
JP3240334B2 (ja) * 1992-10-12 2001-12-17 コニカ株式会社 黒白ハロゲン化銀写真感光材料の現像処理方法
JP3110915B2 (ja) * 1992-12-24 2000-11-20 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れを用いた画像形成方法
US5284732A (en) * 1993-06-09 1994-02-08 Fuji Photo Film Co., Ltd. Silver halide photographic material
GB9319792D0 (en) * 1993-09-24 1993-11-10 Kodak Ltd Photographic silver halide materials having improved properties
US5667957A (en) * 1996-05-23 1997-09-16 Eastman Kodak Company Xanthate salts as chemical sensitizers for silver halides

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2410689A (en) * 1944-07-13 1946-11-05 Eastman Kodak Co Sensitizing photographic emulsions
NL144403B (nl) * 1964-02-10 1974-12-16 Kodak Nederland Bv Werkwijze voor het verhogen van de gevoeligheid van lichtgevoelige zilverhalogenide-emulsies en fotografisch materiaal, voorzien van deze emulsies.
US4272606A (en) * 1978-05-05 1981-06-09 Fuji Photo Film Co., Ltd. Method of forming a high-contrast photographic image
JPS6095533A (ja) * 1983-10-31 1985-05-28 Fuji Photo Film Co Ltd 内部潜像型直接ポジハロゲン化銀感光材料
JPS6289947A (ja) * 1985-05-31 1987-04-24 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料
US4686167A (en) * 1985-09-26 1987-08-11 Anitec Image Corporation Compositions comprising ethane dioic acid hydrazide compounds and derivatives useful as dot-promoting agents
JPH0736076B2 (ja) * 1986-03-24 1995-04-19 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れを用いた画像形成方法
JPH0652382B2 (ja) * 1986-10-20 1994-07-06 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
US4810626A (en) * 1987-02-25 1989-03-07 Eastman Kodak Company Silver halide photosensitive materials containing thiourea and analogue compounds
JPH0814687B2 (ja) * 1987-03-30 1996-02-14 富士写真フイルム株式会社 ハロゲン化銀写真感光材料
EP0302528B1 (de) * 1987-08-07 1994-02-23 Fuji Photo Film Co., Ltd. Verfahren zum Herstellen eines photographischen Silberhalogenidmaterials
US4975354A (en) * 1988-10-11 1990-12-04 Eastman Kodak Company Photographic element comprising an ethyleneoxy-substituted amino compound and process adapted to provide high constrast development
US4988604A (en) * 1990-05-24 1991-01-29 Eastman Kodak Company High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing both thio and ethyleneoxy groups
US5041355A (en) * 1990-05-24 1991-08-20 Eastman Kodak Company High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing ethyleneoxy groups
US5126227A (en) * 1990-10-17 1992-06-30 Eastman Kodak Company High contrast photographic elements containing ballasted hydrophobic isothioureas
US5049485A (en) * 1990-11-16 1991-09-17 Eastman Kodak Company Photographic silver halide material comprising gold compound

Also Published As

Publication number Publication date
US5213944A (en) 1993-05-25
EP0608348B1 (de) 1995-05-10
WO1993008503A1 (en) 1993-04-29
JP3058349B2 (ja) 2000-07-04
JPH07500928A (ja) 1995-01-26
EP0608348A1 (de) 1994-08-03
DE69202464T2 (de) 1996-02-22

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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