GB1272328A - Improved silver halide emulsions which contain colour couplers - Google Patents
Improved silver halide emulsions which contain colour couplersInfo
- Publication number
- GB1272328A GB1272328A GB43513/69A GB4351369A GB1272328A GB 1272328 A GB1272328 A GB 1272328A GB 43513/69 A GB43513/69 A GB 43513/69A GB 4351369 A GB4351369 A GB 4351369A GB 1272328 A GB1272328 A GB 1272328A
- Authority
- GB
- United Kingdom
- Prior art keywords
- silver halide
- halide emulsions
- colour couplers
- improved silver
- contain colour
- 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
- 239000000839 emulsion Substances 0.000 title 1
- 229910052709 silver Inorganic materials 0.000 title 1
- 239000004332 silver Substances 0.000 title 1
- -1 silver halide Chemical class 0.000 title 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- PAAZPARNPHGIKF-UHFFFAOYSA-N 1,2-dibromoethane Chemical compound BrCCBr PAAZPARNPHGIKF-UHFFFAOYSA-N 0.000 abstract 1
- GLBHUKQNXDBOCN-UHFFFAOYSA-N 4-(1-thiomorpholin-4-ylethyl)thiomorpholine Chemical compound C1CSCCN1C(C)N1CCSCC1 GLBHUKQNXDBOCN-UHFFFAOYSA-N 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000010992 reflux Methods 0.000 abstract 1
- BRNULMACUQOKMR-UHFFFAOYSA-N thiomorpholine Chemical compound C1CSCCN1 BRNULMACUQOKMR-UHFFFAOYSA-N 0.000 abstract 1
- 125000004568 thiomorpholinyl group Chemical group 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
- G03C1/005—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
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
1,272,328. Bis - (thiomorpholinyl) - ethane- (1,2). AGFA-GEVAERT A.G. 3 Sept., 1969 [6 Sept., 1968], No. 43513/69. Heading C2C. [Also in Divisions C3 and G2] Bis - (thiomorpholinyl) - ethane - (1,2) is prepared by adding ethylene bromide to an aqueous solution of thiomorpholine and sodium hydroxide and refluxing.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681797263 DE1797263A1 (en) | 1968-09-06 | 1968-09-06 | Process for increasing the sensitivity of photographic color coupler-containing silver halide emulsions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1272328A true GB1272328A (en) | 1972-04-26 |
Family
ID=5708587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB43513/69A Expired GB1272328A (en) | 1968-09-06 | 1969-09-03 | Improved silver halide emulsions which contain colour couplers |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3615500A (en) |
| BE (1) | BE738260A (en) |
| CH (1) | CH543104A (en) |
| DE (1) | DE1797263A1 (en) |
| FR (1) | FR2017532A1 (en) |
| GB (1) | GB1272328A (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB9423266D0 (en) * | 1994-11-18 | 1995-01-11 | Minnesota Mining & Mfg | Chemical sensitisation of silver halide emulsions |
-
1968
- 1968-09-06 DE DE19681797263 patent/DE1797263A1/en active Pending
-
1969
- 1969-08-21 US US852073A patent/US3615500A/en not_active Expired - Lifetime
- 1969-08-28 CH CH1306969A patent/CH543104A/en not_active IP Right Cessation
- 1969-09-01 BE BE738260D patent/BE738260A/xx unknown
- 1969-09-03 GB GB43513/69A patent/GB1272328A/en not_active Expired
- 1969-09-05 FR FR6930358A patent/FR2017532A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH543104A (en) | 1973-10-15 |
| US3615500A (en) | 1971-10-26 |
| DE1797263A1 (en) | 1971-08-05 |
| FR2017532A1 (en) | 1970-05-22 |
| BE738260A (en) | 1970-03-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| 435 | Patent endorsed 'licences of right' on the date specified (sect. 35/1949) | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |