BE774437A - NEW DIRECT POSITIVE SILVER HALOGRAPH PHOTOGRAPHIC EMULSION - Google Patents
NEW DIRECT POSITIVE SILVER HALOGRAPH PHOTOGRAPHIC EMULSIONInfo
- Publication number
- BE774437A BE774437A BE774437A BE774437A BE774437A BE 774437 A BE774437 A BE 774437A BE 774437 A BE774437 A BE 774437A BE 774437 A BE774437 A BE 774437A BE 774437 A BE774437 A BE 774437A
- Authority
- BE
- Belgium
- Prior art keywords
- halograph
- photographic emulsion
- direct positive
- positive silver
- new direct
- Prior art date
Links
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title 1
- 239000000839 emulsion Substances 0.000 title 1
- 229910052709 silver Inorganic materials 0.000 title 1
- 239000004332 silver Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/60—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings condensed with carbocyclic rings or ring systems
- C07D277/62—Benzothiazoles
- C07D277/64—Benzothiazoles with only hydrocarbon or substituted hydrocarbon radicals attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D293/00—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms
- C07D293/10—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D293/12—Selenazoles; Hydrogenated selenazoles
-
- 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
- G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US8570970A | 1970-10-30 | 1970-10-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE774437A true BE774437A (en) | 1972-02-14 |
Family
ID=22193442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE774437A BE774437A (en) | 1970-10-30 | 1971-10-25 | NEW DIRECT POSITIVE SILVER HALOGRAPH PHOTOGRAPHIC EMULSION |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3734738A (en) |
| JP (1) | JPS5219452B1 (en) |
| BE (1) | BE774437A (en) |
| CA (1) | CA953144A (en) |
| DE (1) | DE2154075C3 (en) |
| FR (1) | FR2113039A5 (en) |
| GB (1) | GB1363772A (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3850638A (en) * | 1973-04-02 | 1974-11-26 | Eastman Kodak Co | Benzimidazole nucleating agents |
| US4030925A (en) * | 1975-08-06 | 1977-06-21 | Eastman Kodak Company | Photographic compositions and elements including internal latent image silver halide grains and acylhydrazinophenylthiourea nucleating agents therefor |
| JPS5814665B2 (en) * | 1975-12-09 | 1983-03-22 | 富士写真フイルム株式会社 | Chiyokusetsupojihalogen Kaginkankouzairiyou |
| US4080207A (en) * | 1976-06-29 | 1978-03-21 | Eastman Kodak Company | Radiation-sensitive compositions and photographic elements containing N-(acylhydrazinophenyl) thioamide nucleating agents |
| JPS5319205A (en) * | 1976-08-04 | 1978-02-22 | Fuji Photo Film Co Ltd | Ps plate for lithographic printing |
| JPS583535B2 (en) * | 1976-11-25 | 1983-01-21 | コニカ株式会社 | Direct positive image formation method |
| JPS55138742A (en) * | 1979-04-17 | 1980-10-29 | Fuji Photo Film Co Ltd | Silver halide emulsion developing method |
| FR2497367B1 (en) * | 1980-10-16 | 1987-08-14 | Kodak Pathe | POSITIVE-DIRECT SILVER HALIDE EMULSION WITH INCORPORATED NUCLEATION AGENT |
| US4315986A (en) * | 1980-11-10 | 1982-02-16 | Eastman Kodak Company | Photographic emulsions and elements capable of forming direct-positive images |
| US4306017A (en) * | 1980-11-17 | 1981-12-15 | Eastman Kodak Company | Photographic emulsions and elements capable of forming direct-positive images |
| CA1170886A (en) * | 1981-09-02 | 1984-07-17 | Paul M. Magee | Nucleating composition for silver halide including triazole substituted and thiourea substituted phenyl hydrazides |
| US4504570A (en) * | 1982-09-30 | 1985-03-12 | Eastman Kodak Company | Direct reversal emulsions and photographic elements useful in image transfer film units |
| US4471044A (en) * | 1983-06-13 | 1984-09-11 | Eastman Kodak Company | Silver halide emulsions and photographic elements containing adsorbable alkynyl substituted heterocyclic quaternary ammonium salts |
| DE3681347D1 (en) | 1985-05-31 | 1991-10-17 | Konishiroku Photo Ind | METHOD FOR PRODUCING A DIRECTLY POSITIVE COLOR IMAGE. |
| JP2520602B2 (en) * | 1986-06-10 | 1996-07-31 | 富士写真フイルム株式会社 | Silver halide photographic material |
-
1970
- 1970-10-30 US US00085709A patent/US3734738A/en not_active Expired - Lifetime
-
1971
- 1971-09-09 CA CA122,435A patent/CA953144A/en not_active Expired
- 1971-10-21 FR FR7137799A patent/FR2113039A5/fr not_active Expired
- 1971-10-25 BE BE774437A patent/BE774437A/en unknown
- 1971-10-29 GB GB5034171A patent/GB1363772A/en not_active Expired
- 1971-10-29 DE DE2154075A patent/DE2154075C3/en not_active Expired
- 1971-10-30 JP JP46086688A patent/JPS5219452B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA953144A (en) | 1974-08-20 |
| FR2113039A5 (en) | 1972-06-23 |
| JPS5219452B1 (en) | 1977-05-27 |
| DE2154075C3 (en) | 1979-01-18 |
| GB1363772A (en) | 1974-08-14 |
| DE2154075A1 (en) | 1972-05-10 |
| US3734738A (en) | 1973-05-22 |
| DE2154075B2 (en) | 1978-05-18 |
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