GB783887A - Improvements in or relating to photographic colour development - Google Patents
Improvements in or relating to photographic colour developmentInfo
- Publication number
- GB783887A GB783887A GB2510354A GB2510354A GB783887A GB 783887 A GB783887 A GB 783887A GB 2510354 A GB2510354 A GB 2510354A GB 2510354 A GB2510354 A GB 2510354A GB 783887 A GB783887 A GB 783887A
- Authority
- GB
- United Kingdom
- Prior art keywords
- diethyl
- phenylenediamine
- carboxy
- ethyl
- carbethoxy
- 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
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 4
- 238000010438 heat treatment Methods 0.000 abstract 4
- 230000003301 hydrolyzing effect Effects 0.000 abstract 4
- RWRDLPDLKQPQOW-UHFFFAOYSA-N tetrahydropyrrole Natural products C1CCNC1 RWRDLPDLKQPQOW-UHFFFAOYSA-N 0.000 abstract 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 abstract 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 abstract 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 2
- 238000010992 reflux Methods 0.000 abstract 2
- 229910000029 sodium carbonate Inorganic materials 0.000 abstract 2
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 2
- LBUJPTNKIBCYBY-UHFFFAOYSA-N tetrahydroquinoline Natural products C1=CC=C2CCCNC2=C1 LBUJPTNKIBCYBY-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- -1 N - ethylamino Chemical group 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 1
- VEUUMBGHMNQHGO-UHFFFAOYSA-N ethyl chloroacetate Chemical compound CCOC(=O)CCl VEUUMBGHMNQHGO-UHFFFAOYSA-N 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 239000001117 sulphuric acid Substances 0.000 abstract 1
- 235000011149 sulphuric acid Nutrition 0.000 abstract 1
- NQRYJNQNLNOLGT-UHFFFAOYSA-N tetrahydropyridine hydrochloride Natural products C1CCNCC1 NQRYJNQNLNOLGT-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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/407—Development processes or agents therefor
- G03C7/413—Developers
- G03C7/4136—Developers p-Phenylenediamine or derivatives thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE540868D BE540868A (cs) | 1954-08-30 | ||
| GB2510354A GB783887A (en) | 1954-08-30 | 1954-08-30 | Improvements in or relating to photographic colour development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2510354A GB783887A (en) | 1954-08-30 | 1954-08-30 | Improvements in or relating to photographic colour development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB783887A true GB783887A (en) | 1957-10-02 |
Family
ID=10222262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2510354A Expired GB783887A (en) | 1954-08-30 | 1954-08-30 | Improvements in or relating to photographic colour development |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE540868A (cs) |
| GB (1) | GB783887A (cs) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2299809A (en) * | 1995-04-13 | 1996-10-16 | Ass Octel | Acid preparation by de-protection |
-
0
- BE BE540868D patent/BE540868A/xx unknown
-
1954
- 1954-08-30 GB GB2510354A patent/GB783887A/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2299809A (en) * | 1995-04-13 | 1996-10-16 | Ass Octel | Acid preparation by de-protection |
| GB2299809B (en) * | 1995-04-13 | 1998-10-28 | Ass Octel | Process |
Also Published As
| Publication number | Publication date |
|---|---|
| BE540868A (cs) |
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