GB1468858A - Preparation of emulsified dispersions of photographic developing agents - Google Patents
Preparation of emulsified dispersions of photographic developing agentsInfo
- Publication number
- GB1468858A GB1468858A GB2660274A GB2660274A GB1468858A GB 1468858 A GB1468858 A GB 1468858A GB 2660274 A GB2660274 A GB 2660274A GB 2660274 A GB2660274 A GB 2660274A GB 1468858 A GB1468858 A GB 1468858A
- Authority
- GB
- United Kingdom
- Prior art keywords
- polymer
- developing agent
- latex
- solvent
- emulsified
- 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
- 239000006185 dispersion Substances 0.000 title abstract 5
- 239000003795 chemical substances by application Substances 0.000 abstract 8
- 229920000642 polymer Polymers 0.000 abstract 7
- 239000004816 latex Substances 0.000 abstract 5
- 229920000126 latex Polymers 0.000 abstract 5
- 108010010803 Gelatin Proteins 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- 239000000084 colloidal system Substances 0.000 abstract 2
- 229920000159 gelatin Polymers 0.000 abstract 2
- 239000008273 gelatin Substances 0.000 abstract 2
- 235000019322 gelatine Nutrition 0.000 abstract 2
- 235000011852 gelatine desserts Nutrition 0.000 abstract 2
- 239000002245 particle Substances 0.000 abstract 2
- 239000003799 water insoluble solvent Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229920002472 Starch Polymers 0.000 abstract 1
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000015556 catabolic process Effects 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 229920001577 copolymer Polymers 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 229920001477 hydrophilic polymer Polymers 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 229920001490 poly(butyl methacrylate) polymer Polymers 0.000 abstract 1
- 229920000120 polyethyl acrylate Polymers 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000008107 starch Substances 0.000 abstract 1
- 235000019698 starch Nutrition 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/08—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds
- G03C8/10—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors
- G03C8/12—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors characterised by the releasing mechanism
- G03C8/14—Oxidation of the chromogenic substances
- G03C8/16—Oxidation of the chromogenic substances initially diffusible in alkaline environment
-
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/42—Developers or their precursors
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6636373A JPS5017637A (en:Method) | 1973-06-14 | 1973-06-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1468858A true GB1468858A (en) | 1977-03-30 |
Family
ID=13313679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2660274A Expired GB1468858A (en) | 1973-06-14 | 1974-06-14 | Preparation of emulsified dispersions of photographic developing agents |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS5017637A (en:Method) |
| DE (1) | DE2428258A1 (en:Method) |
| GB (1) | GB1468858A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5034233A (en:Method) * | 1973-07-26 | 1975-04-02 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE543746A (en:Method) * | 1955-08-11 | |||
| DE1812578A1 (de) * | 1968-10-04 | 1970-06-25 | Wolfen Filmfab Veb | Verfahren zur Herstellung von halogensilberhaltigen farbenfotografischen Materialien |
| DE1957467A1 (de) * | 1969-11-15 | 1971-05-27 | Heinz Reber | Spanner fuer Betonschalungen |
-
1973
- 1973-06-14 JP JP6636373A patent/JPS5017637A/ja active Pending
-
1974
- 1974-06-12 DE DE19742428258 patent/DE2428258A1/de not_active Ceased
- 1974-06-14 GB GB2660274A patent/GB1468858A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5017637A (en:Method) | 1975-02-25 |
| DE2428258A1 (de) | 1975-01-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |