CH522241A - Procédé photographique positif direct - Google Patents
Procédé photographique positif directInfo
- Publication number
- CH522241A CH522241A CH1365869A CH1365869A CH522241A CH 522241 A CH522241 A CH 522241A CH 1365869 A CH1365869 A CH 1365869A CH 1365869 A CH1365869 A CH 1365869A CH 522241 A CH522241 A CH 522241A
- Authority
- CH
- Switzerland
- Prior art keywords
- photographic process
- direct positive
- positive photographic
- direct
- positive
- Prior art date
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
- G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
- G03C1/043—Polyalkylene oxides; Polyalkylene sulfides; Polyalkylene selenides; Polyalkylene tellurides
-
- 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
- G03C1/48515—Direct positive emulsions prefogged
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Polyethers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75858268A | 1968-09-09 | 1968-09-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH522241A true CH522241A (fr) | 1972-06-15 |
Family
ID=25052265
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1365869A CH522241A (fr) | 1968-09-09 | 1969-09-09 | Procédé photographique positif direct |
Country Status (6)
Country | Link |
---|---|
US (1) | US3615519A (fr) |
BE (1) | BE738619A (fr) |
CH (1) | CH522241A (fr) |
DE (1) | DE1945450C3 (fr) |
FR (1) | FR2017655A1 (fr) |
GB (1) | GB1283218A (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141055B2 (fr) * | 1972-02-24 | 1976-11-08 | ||
JPS496918A (fr) * | 1972-05-09 | 1974-01-22 | ||
GB1463659A (en) * | 1973-06-01 | 1977-02-02 | Agfa Gevaert | Development of exposed silver halide material in the presence of polyoxyalkylenes |
US4009041A (en) * | 1974-10-03 | 1977-02-22 | Polaroid Corporation | Fogged, direct-positive silver halide emulsion containing a gallium sulfide semiconductor |
US4273862A (en) * | 1977-06-11 | 1981-06-16 | Mitsubishi Paper Mills, Ltd. | Direct-positive silver halide photographic sensitive materials |
DE2802016C2 (de) * | 1978-01-18 | 1985-05-09 | Du Pont de Nemours (Deutschland) GmbH, 4000 Düsseldorf | Photographisches Aufzeichnungsmaterial vom Lith-Typ |
US5550013A (en) * | 1994-12-22 | 1996-08-27 | Eastman Kodak Company | High chloride emulsions having high sensitivity and low fog and improved photographic responses of HIRF, higher gamma, and shoulder density |
US6303284B1 (en) | 2000-08-24 | 2001-10-16 | Eastman Kodak Company | Process for manufacture of photographic emulsion |
US6326134B1 (en) | 2000-08-24 | 2001-12-04 | Eastman Kodak Company | Process for manufacture of photographic emulsion |
CN114509926A (zh) * | 2021-11-24 | 2022-05-17 | 福建中安高新材料研究院有限公司 | 一种显影液及其制备方法、光刻胶的显影方法 |
-
1968
- 1968-09-09 US US758582A patent/US3615519A/en not_active Expired - Lifetime
-
1969
- 1969-09-05 GB GB44082/69A patent/GB1283218A/en not_active Expired
- 1969-09-08 DE DE1945450A patent/DE1945450C3/de not_active Expired
- 1969-09-09 CH CH1365869A patent/CH522241A/fr not_active IP Right Cessation
- 1969-09-09 FR FR6930559A patent/FR2017655A1/fr not_active Withdrawn
- 1969-09-09 BE BE738619D patent/BE738619A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE1945450A1 (de) | 1970-04-02 |
US3615519A (en) | 1971-10-26 |
GB1283218A (en) | 1972-07-26 |
DE1945450B2 (de) | 1978-10-12 |
BE738619A (fr) | 1970-02-16 |
FR2017655A1 (fr) | 1970-05-22 |
DE1945450C3 (de) | 1979-07-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CH506096A (fr) | Matériel photographique | |
IT1000421B (it) | Processo fotografico | |
CH461948A (fr) | Procédé de reproduction photographique | |
CH522241A (fr) | Procédé photographique positif direct | |
CH526795A (fr) | Matériel photographique positif direct | |
BR6906377D0 (pt) | Processo de desdobramento | |
CH511059A (fr) | Procédé électrochimique | |
BE749935A (fr) | Procede photographique de diffusion-transfert | |
CH527441A (fr) | Matériel photographique positif direct | |
CH499216A (de) | Optischer Oszillator | |
FR1501277A (fr) | Procédé de construction de digues | |
FR1426556A (fr) | Procédé de photocopie | |
CH517953A (fr) | Matériel photographique | |
AT303668B (de) | Färbeverfahren | |
BE749133A (fr) | Article photographique photosensible | |
FI54979C (fi) | Elektrofotografisk process och anordning | |
CH518998A (fr) | Procédé de polycondensation | |
CH526133A (de) | Photographisches Auskopierverfahren | |
FR1503469A (fr) | Procédé de diazotypie | |
AT306510B (de) | Abbildungsverfahren | |
CH478424A (de) | Photographisches Verfahren | |
FR1426673A (fr) | Procédé de photocopie | |
BE752612A (fr) | Procede de developpement photographique | |
FR1450745A (fr) | Procédé de construction en sous-sol | |
AT308043B (de) | Färbeverfahren |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |