GB1387033A - Photographic direct-positive process and silver halide emulsion therefor - Google Patents
Photographic direct-positive process and silver halide emulsion thereforInfo
- Publication number
- GB1387033A GB1387033A GB1097872A GB1097872A GB1387033A GB 1387033 A GB1387033 A GB 1387033A GB 1097872 A GB1097872 A GB 1097872A GB 1097872 A GB1097872 A GB 1097872A GB 1387033 A GB1387033 A GB 1387033A
- Authority
- GB
- United Kingdom
- Prior art keywords
- grains
- silver halide
- emulsion
- fogged
- developer
- 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
Links
- 238000000034 method Methods 0.000 title abstract 7
- 229910052709 silver Inorganic materials 0.000 title abstract 6
- 239000004332 silver Substances 0.000 title abstract 6
- 239000000839 emulsion Substances 0.000 title abstract 5
- -1 silver halide Chemical class 0.000 title abstract 4
- 239000003795 chemical substances by application Substances 0.000 abstract 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 2
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 abstract 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 2
- 239000003381 stabilizer Substances 0.000 abstract 2
- PTANHMAODFALAY-UHFFFAOYSA-N 2-(2-methylprop-2-enoyloxy)ethyl 3-oxobutanoate;prop-2-enoic acid Chemical compound OC(=O)C=C.CC(=O)CC(=O)OCCOC(=O)C(C)=C PTANHMAODFALAY-UHFFFAOYSA-N 0.000 abstract 1
- OTEXGBUFBLPYIA-UHFFFAOYSA-N 4-[2-[3-(2-methyl-1,3-benzothiazol-3-ium-3-yl)propylidene]hydrazinyl]benzenesulfonic acid;bromide Chemical compound [Br-].CC=1SC2=CC=CC=C2[N+]=1CCC=NNC1=CC=C(S(O)(=O)=O)C=C1 OTEXGBUFBLPYIA-UHFFFAOYSA-N 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- 150000003842 bromide salts Chemical class 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 239000002019 doping agent Substances 0.000 abstract 1
- 150000004820 halides Chemical class 0.000 abstract 1
- 239000004816 latex Substances 0.000 abstract 1
- 229920000126 latex Polymers 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 235000010265 sodium sulphite Nutrition 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
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
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12300671A | 1971-03-10 | 1971-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1387033A true GB1387033A (en) | 1975-03-12 |
Family
ID=22406182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1097872A Expired GB1387033A (en) | 1971-03-10 | 1972-03-09 | Photographic direct-positive process and silver halide emulsion therefor |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3761266A (enrdf_load_stackoverflow) |
| AU (1) | AU463709B2 (enrdf_load_stackoverflow) |
| BE (1) | BE780539A (enrdf_load_stackoverflow) |
| BR (1) | BR7201361D0 (enrdf_load_stackoverflow) |
| CA (1) | CA970197A (enrdf_load_stackoverflow) |
| FR (1) | FR2128756B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1387033A (enrdf_load_stackoverflow) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890154A (en) * | 1969-12-24 | 1975-06-17 | Fuji Photo Film Co Ltd | Light-sensitive silver halide photographic materials |
| JPS5232569B2 (enrdf_load_stackoverflow) * | 1972-08-31 | 1977-08-23 | ||
| DE2306447C2 (de) * | 1973-02-09 | 1986-10-02 | Agfa-Gevaert Ag, 5090 Leverkusen | Fotografisches Aufzeichnungsmaterial |
| DE2308239C2 (de) * | 1973-02-20 | 1984-09-13 | Agfa-Gevaert Ag, 5090 Leverkusen | Direktpositives photographisches Aufzeichnungsmaterial |
| DE2332802C2 (de) * | 1973-06-28 | 1984-09-20 | Agfa-Gevaert Ag, 5090 Leverkusen | Direktpositives photographisches Aufzeichnungsmaterial |
| DE2416814A1 (de) * | 1974-04-06 | 1975-10-16 | Agfa Gevaert Ag | Direktpositives photographisches material |
| JPS51135528A (en) * | 1975-05-19 | 1976-11-24 | Fuji Photo Film Co Ltd | Spectrally sensitized silver halide photographic emulsions |
| DE2534011A1 (de) * | 1975-07-30 | 1977-02-17 | Agfa Gevaert Ag | Verfahren zur herstellung von silberhalogenidemulsionen |
| US4030920A (en) * | 1976-04-12 | 1977-06-21 | Eastman Kodak Company | Processing compositions containing glycols for color transfer processes comprising direct positive silver halide developement |
| DE2746965A1 (de) * | 1977-10-19 | 1979-04-26 | Agfa Gevaert Ag | Verfahren zur herstellung direkt- positiver fotografischer bilder |
| US4268621A (en) * | 1978-07-29 | 1981-05-19 | Konishiroku Photo Industry Co., Ltd. | Direct positive photographic material |
| JPS5565945A (en) * | 1978-11-14 | 1980-05-17 | Konishiroku Photo Ind Co Ltd | Direct positive silver halide photographic material |
| JPS6055820B2 (ja) * | 1979-03-26 | 1985-12-06 | コニカ株式会社 | 直接ポジハロゲン化銀写真感光材料 |
| JPS5870223A (ja) * | 1981-10-22 | 1983-04-26 | Konishiroku Photo Ind Co Ltd | 直接ポジ画像形成方法 |
| JPS58108533A (ja) * | 1981-12-02 | 1983-06-28 | Konishiroku Photo Ind Co Ltd | ハロゲン化銀カラ−写真感光材料 |
| JPS58120248A (ja) * | 1982-01-12 | 1983-07-18 | Konishiroku Photo Ind Co Ltd | 直接ポジ画像形成方法 |
| DE3586719T2 (de) * | 1984-12-30 | 1993-03-25 | Konishiroku Photo Ind | Verfahren zur bildung eines positiven bildes. |
| AU588878B2 (en) | 1985-05-31 | 1989-09-28 | Konishiroku Photo Industry Co., Ltd. | Method for forming direct positive color image |
| JPS63239439A (ja) * | 1986-11-25 | 1988-10-05 | Konica Corp | 直接ポジ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 |
| US5190853A (en) * | 1988-11-22 | 1993-03-02 | Fuji Photo Film Co., Ltd. | Silver halide color photosensitive material |
| JP2873852B2 (ja) | 1990-03-03 | 1999-03-24 | コニカ株式会社 | ハロゲン化銀写真感光材料 |
| EP0468104B1 (en) * | 1990-07-27 | 1994-09-28 | Agfa-Gevaert N.V. | Light-sensitive silver halide material for making direct-positive images |
| JP3041736B2 (ja) * | 1991-11-01 | 2000-05-15 | コニカ株式会社 | ハロゲン化銀写真感光材料 |
| JPH05165139A (ja) * | 1991-12-17 | 1993-06-29 | Konica Corp | 色素画像形成方法 |
| EP0650087B1 (en) * | 1993-08-31 | 2000-01-26 | Konica Corporation | Silver halide photographic light sensitive material |
| JPH0887097A (ja) * | 1994-09-16 | 1996-04-02 | Konica Corp | 画像形成方法 |
| EP0754967A1 (en) | 1995-07-14 | 1997-01-22 | Agfa-Gevaert N.V. | Photographic direct positive material containing a particular stabilizer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE550907A (enrdf_load_stackoverflow) * | ||||
| US2497875A (en) * | 1947-10-17 | 1950-02-21 | Eastman Kodak Co | Direct positive photographs using aerial fogging developer |
| FR1484742A (fr) * | 1965-04-30 | 1967-06-16 | Agfa Gevaert Nv | Méthode pour la production d'images photographiques positives directes |
| US3574625A (en) * | 1967-04-07 | 1971-04-13 | Eastman Kodak Co | Photographic systems with polyvalent metal ions contiguous to the silver halide grains |
-
1971
- 1971-03-10 US US00123006A patent/US3761266A/en not_active Expired - Lifetime
-
1972
- 1972-02-08 CA CA134,155A patent/CA970197A/en not_active Expired
- 1972-03-08 AU AU39764/72A patent/AU463709B2/en not_active Expired
- 1972-03-09 FR FR7208152A patent/FR2128756B1/fr not_active Expired
- 1972-03-09 BR BR1361/72A patent/BR7201361D0/pt unknown
- 1972-03-09 GB GB1097872A patent/GB1387033A/en not_active Expired
- 1972-03-10 BE BE780539A patent/BE780539A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BR7201361D0 (pt) | 1973-06-05 |
| AU463709B2 (en) | 1975-07-18 |
| AU3976472A (en) | 1973-09-13 |
| BE780539A (fr) | 1972-07-03 |
| US3761266A (en) | 1973-09-25 |
| DE2211771A1 (de) | 1972-09-28 |
| FR2128756A1 (enrdf_load_stackoverflow) | 1972-10-20 |
| DE2211771B2 (de) | 1977-01-27 |
| CA970197A (en) | 1975-07-01 |
| FR2128756B1 (enrdf_load_stackoverflow) | 1976-01-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1387033A (en) | Photographic direct-positive process and silver halide emulsion therefor | |
| GB1385039A (en) | Photographic silver halide emulsions | |
| US3367778A (en) | Silver salt direct positive emulsion | |
| US2588982A (en) | Direct positive photographs using hydrazine in the emulsion | |
| GB654631A (en) | Improvements in and relating to the manufacture of photographic reversal images | |
| US2497875A (en) | Direct positive photographs using aerial fogging developer | |
| US3761267A (en) | Photographic element containing monodispersed unfogged dye sensitizedsilver halide grains metal ions sensitized internally and the use theeof in reversal process | |
| US3708298A (en) | Method of producing direct positive images with photographic silver halide material containing compound releasing iodide ions | |
| GB1282778A (en) | Direct-positive silver halide photographic process | |
| US3149970A (en) | Production of photographic silver images by physical development | |
| US4150993A (en) | Process for forming a direct positive image | |
| JPH0525107B2 (enrdf_load_stackoverflow) | ||
| GB1141597A (en) | Photomechanical printing processes and materials therefor | |
| US1582050A (en) | Photographic print-out paper and prints made therefrom | |
| US3565620A (en) | Photographic processing liquids and method of producing photographic images | |
| GB1372204A (en) | Method of making a positive image and photographic materials therefor | |
| GB1178683A (en) | Sensitive Silver Halide Photographic Materials | |
| GB1306801A (en) | Production of photographic silver images | |
| US2457005A (en) | Photographic process | |
| GB1061033A (en) | Improvements in photographic processes | |
| US3854949A (en) | Silver halide photographic compositions and processes for obtaining positive images | |
| GB1393400A (en) | Photographic direct positive processes and silver halide materials therefor | |
| GB1249277A (en) | Stabilisation of developed photographic silver images | |
| GB553377A (en) | Improvements in or relating to the production of three-coloured cinematographic films | |
| US2533463A (en) | Two-bath direct positive photographic process |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |