EP0324391A3 - Verfahren zur Erzeugung hochkontrastreicher Bilder - Google Patents
Verfahren zur Erzeugung hochkontrastreicher Bilder Download PDFInfo
- Publication number
- EP0324391A3 EP0324391A3 EP19890100221 EP89100221A EP0324391A3 EP 0324391 A3 EP0324391 A3 EP 0324391A3 EP 19890100221 EP19890100221 EP 19890100221 EP 89100221 A EP89100221 A EP 89100221A EP 0324391 A3 EP0324391 A3 EP 0324391A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- type compound
- silver halide
- compound
- formation
- contrast images
- 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.)
- Withdrawn
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
- G03C1/42—Developers or their precursors
-
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/29—Development processes or agents therefor
- G03C5/305—Additives other than developers
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP357688A JPH0252A (ja) | 1987-10-01 | 1988-01-11 | 高コントラストな画像形成方法 |
JP3583/88 | 1988-01-11 | ||
JP357988A JPH0240A (ja) | 1987-10-15 | 1988-01-11 | 高コントラストハロゲン化銀写真感光材料 |
JP3576/88 | 1988-01-11 | ||
JP3579/88 | 1988-01-11 | ||
JP358388A JPH01179930A (ja) | 1988-01-11 | 1988-01-11 | ハロゲン化銀写真感光材料 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0324391A2 EP0324391A2 (de) | 1989-07-19 |
EP0324391A3 true EP0324391A3 (de) | 1990-12-27 |
Family
ID=27275889
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19890100221 Withdrawn EP0324391A3 (de) | 1988-01-11 | 1989-01-07 | Verfahren zur Erzeugung hochkontrastreicher Bilder |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP0324391A3 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5104769A (en) * | 1988-03-14 | 1992-04-14 | Eastman Kodak Company | High contrast photographic element and emulsion and process for their use |
JP2565767B2 (ja) * | 1989-02-08 | 1996-12-18 | 富士写真フイルム株式会社 | ハロゲン化銀写真感光材料の処理方法 |
JP2899625B2 (ja) * | 1989-05-19 | 1999-06-02 | 富士写真フイルム株式会社 | ハロゲン化銀写真感光材料 |
US4994365A (en) * | 1990-05-24 | 1991-02-19 | Eastman Kodak Company | High contrast photographic element including an aryl sulfonamidophenyl hydrazide containing an alkyl pyridinium group |
US5229248A (en) * | 1990-08-16 | 1993-07-20 | Konica Corporation | Silver halide photographic light sensitive material |
DE4310327A1 (de) | 1993-03-30 | 1994-10-06 | Du Pont Deutschland | Verfahren zur Erzeugung von Negativbildern mit ultrasteilem Kontrast |
DE4311888A1 (de) * | 1993-04-10 | 1994-10-13 | Du Pont Deutschland | Lichtempfindliches Silberhalogenid-Aufzeichnungsmaterial mit verminderter Druckempfindlichkeit |
US5494776A (en) * | 1994-05-24 | 1996-02-27 | Minnesota Mining And Manufacturing Company | Hybrid graphic arts films with reduced occurrence of pepper fog |
US5415975A (en) | 1994-05-24 | 1995-05-16 | Minnesota Mining And Manufacturing Company | Contrast-promoting agents in graphic arts media |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1817760A1 (de) * | 1967-12-11 | 1971-02-11 | Eastman Kodak Co | Photographisches Aufzeichnungsmaterial |
DE3023099A1 (de) * | 1979-06-21 | 1981-01-08 | Fuji Photo Film Co Ltd | Verfahren zur bildung eines negativen punktbildes |
JPS56142523A (en) * | 1980-04-08 | 1981-11-06 | Konishiroku Photo Ind Co Ltd | Silver halide photographic emulsion |
JPS5774738A (en) * | 1980-10-29 | 1982-05-11 | Konishiroku Photo Ind Co Ltd | Photographic sensitive silver halide material |
EP0154293A2 (de) * | 1984-02-28 | 1985-09-11 | Fuji Photo Film Co., Ltd. | Photographisches Silberhalogenidmaterial |
JPS6147953A (ja) * | 1984-08-14 | 1986-03-08 | Konishiroku Photo Ind Co Ltd | 画像形成方法 |
JPS62178246A (ja) * | 1986-01-31 | 1987-08-05 | Mitsubishi Paper Mills Ltd | 画像形成方法 |
-
1989
- 1989-01-07 EP EP19890100221 patent/EP0324391A3/de not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1817760A1 (de) * | 1967-12-11 | 1971-02-11 | Eastman Kodak Co | Photographisches Aufzeichnungsmaterial |
DE3023099A1 (de) * | 1979-06-21 | 1981-01-08 | Fuji Photo Film Co Ltd | Verfahren zur bildung eines negativen punktbildes |
JPS56142523A (en) * | 1980-04-08 | 1981-11-06 | Konishiroku Photo Ind Co Ltd | Silver halide photographic emulsion |
JPS5774738A (en) * | 1980-10-29 | 1982-05-11 | Konishiroku Photo Ind Co Ltd | Photographic sensitive silver halide material |
EP0154293A2 (de) * | 1984-02-28 | 1985-09-11 | Fuji Photo Film Co., Ltd. | Photographisches Silberhalogenidmaterial |
JPS6147953A (ja) * | 1984-08-14 | 1986-03-08 | Konishiroku Photo Ind Co Ltd | 画像形成方法 |
JPS62178246A (ja) * | 1986-01-31 | 1987-08-05 | Mitsubishi Paper Mills Ltd | 画像形成方法 |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 6, no. 156 (P-135)(1034) 17 August 1982, & JP-A-57 74738 (KONISHIROKU) 11 May 1982, * |
PATENT ABSTRACTS OF JAPAN vol. 6, no. 18 (P-100)(896) 2 February 1982, & JP-A-56 142523 (KONISHIROKU) 6 November 1981, * |
RESEARCH DISCLOSURE. vol. 181, May 1979, HAVANT GB page 246 "Direct-positive photographic products" * |
Also Published As
Publication number | Publication date |
---|---|
EP0324391A2 (de) | 1989-07-19 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
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PUAL | Search report despatched |
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AK | Designated contracting states |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19910628 |