FR864776A - Improvements to photographic films - Google Patents
Improvements to photographic filmsInfo
- Publication number
- FR864776A FR864776A FR864776DA FR864776A FR 864776 A FR864776 A FR 864776A FR 864776D A FR864776D A FR 864776DA FR 864776 A FR864776 A FR 864776A
- Authority
- FR
- France
- Prior art keywords
- photographic films
- photographic
- films
- 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
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
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/835—Macromolecular substances therefor, e.g. mordants
-
- 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
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/156—Precursor compound
- Y10S430/16—Blocked developers
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Laminated Bodies (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2319080X | 1939-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR864776A true FR864776A (en) | 1941-05-05 |
Family
ID=10903749
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR864776D Expired FR864776A (en) | 1939-04-14 | 1940-04-12 | Improvements to photographic films |
FR54820D Expired FR54820E (en) | 1939-04-14 | 1946-09-18 | Improvements to photographic films |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR54820D Expired FR54820E (en) | 1939-04-14 | 1946-09-18 | Improvements to photographic films |
Country Status (2)
Country | Link |
---|---|
US (1) | US2319080A (en) |
FR (2) | FR864776A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2462534A (en) * | 1946-03-29 | 1949-02-22 | Du Pont | Light-sensitive photographic elements |
US2502529A (en) * | 1946-09-18 | 1950-04-04 | Du Pont | Photographically sensitive X-ray film elements |
-
1940
- 1940-04-02 US US327488A patent/US2319080A/en not_active Expired - Lifetime
- 1940-04-12 FR FR864776D patent/FR864776A/en not_active Expired
-
1946
- 1946-09-18 FR FR54820D patent/FR54820E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2319080A (en) | 1943-05-11 |
FR54820E (en) | 1950-08-02 |
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