GB471520A - Filter-layers for colour photography - Google Patents
Filter-layers for colour photographyInfo
- Publication number
- GB471520A GB471520A GB365036A GB365036A GB471520A GB 471520 A GB471520 A GB 471520A GB 365036 A GB365036 A GB 365036A GB 365036 A GB365036 A GB 365036A GB 471520 A GB471520 A GB 471520A
- Authority
- GB
- United Kingdom
- Prior art keywords
- colour
- layers
- filter
- silver
- colloidal silver
- 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
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 6
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 4
- 239000000463 material Substances 0.000 abstract 4
- SQGYOTSLMSWVJD-UHFFFAOYSA-N silver(1+) nitrate Chemical compound [Ag+].[O-]N(=O)=O SQGYOTSLMSWVJD-UHFFFAOYSA-N 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 229920001353 Dextrin Polymers 0.000 abstract 2
- 239000004375 Dextrin Substances 0.000 abstract 2
- 239000001828 Gelatine Substances 0.000 abstract 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 239000003086 colorant Substances 0.000 abstract 2
- 235000019425 dextrin Nutrition 0.000 abstract 2
- 239000000839 emulsion Substances 0.000 abstract 2
- 229920000159 gelatin Polymers 0.000 abstract 2
- 235000019322 gelatine Nutrition 0.000 abstract 2
- 229910052709 silver Inorganic materials 0.000 abstract 2
- 239000004332 silver Substances 0.000 abstract 2
- 229910001961 silver nitrate Inorganic materials 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 239000003638 chemical reducing agent Substances 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 239000011640 ferrous citrate Substances 0.000 abstract 1
- 235000019850 ferrous citrate Nutrition 0.000 abstract 1
- APVZWAOKZPNDNR-UHFFFAOYSA-L iron(ii) citrate Chemical compound [Fe+2].OC(=O)CC(O)(C([O-])=O)CC([O-])=O APVZWAOKZPNDNR-UHFFFAOYSA-L 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 239000001488 sodium phosphate Substances 0.000 abstract 1
- 229910000162 sodium phosphate Inorganic materials 0.000 abstract 1
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 abstract 1
- 238000005406 washing Methods 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
- G03C1/76—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
- G03C1/8255—Silver or silver compounds therefor
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B23/00—Compositions characterised by non-explosive or non-thermic constituents
- C06B23/007—Ballistic modifiers, burning rate catalysts, burning rate depressing agents, e.g. for gas generating
-
- C—CHEMISTRY; METALLURGY
- C06—EXPLOSIVES; MATCHES
- C06B—EXPLOSIVES OR THERMIC COMPOSITIONS; MANUFACTURE THEREOF; USE OF SINGLE SUBSTANCES AS EXPLOSIVES
- C06B25/00—Compositions containing a nitrated organic compound
- C06B25/34—Compositions containing a nitrated organic compound the compound being a nitrated acyclic, alicyclic or heterocyclic amine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Filters (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB365036A GB471520A (en) | 1936-02-06 | 1936-02-06 | Filter-layers for colour photography |
| FR816296D FR816296A (fr) | 1936-02-06 | 1937-01-13 | Couche filtrante pour matériel pour la photographie en couleurs |
| NL149833A NL80778C (en:Method) | 1936-02-06 | 1949-11-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB365036A GB471520A (en) | 1936-02-06 | 1936-02-06 | Filter-layers for colour photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB471520A true GB471520A (en) | 1937-09-06 |
Family
ID=9762325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB365036A Expired GB471520A (en) | 1936-02-06 | 1936-02-06 | Filter-layers for colour photography |
Country Status (3)
| Country | Link |
|---|---|
| FR (1) | FR816296A (en:Method) |
| GB (1) | GB471520A (en:Method) |
| NL (1) | NL80778C (en:Method) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2726154A (en) * | 1952-01-08 | 1955-12-06 | Polaroid Corp | Photographic product |
| US2806798A (en) * | 1953-07-08 | 1957-09-17 | Du Pont | Process for preparing yellow colloidal silver |
| US3333960A (en) * | 1962-11-29 | 1967-08-01 | Agfa Ag | Antihalation and filter layers |
-
1936
- 1936-02-06 GB GB365036A patent/GB471520A/en not_active Expired
-
1937
- 1937-01-13 FR FR816296D patent/FR816296A/fr not_active Expired
-
1949
- 1949-11-10 NL NL149833A patent/NL80778C/xx active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2726154A (en) * | 1952-01-08 | 1955-12-06 | Polaroid Corp | Photographic product |
| US2806798A (en) * | 1953-07-08 | 1957-09-17 | Du Pont | Process for preparing yellow colloidal silver |
| US3333960A (en) * | 1962-11-29 | 1967-08-01 | Agfa Ag | Antihalation and filter layers |
Also Published As
| Publication number | Publication date |
|---|---|
| NL80778C (en:Method) | 1956-03-15 |
| FR816296A (fr) | 1937-08-04 |
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