FR2277812B1 - - Google Patents
Info
- Publication number
- FR2277812B1 FR2277812B1 FR7521758A FR7521758A FR2277812B1 FR 2277812 B1 FR2277812 B1 FR 2277812B1 FR 7521758 A FR7521758 A FR 7521758A FR 7521758 A FR7521758 A FR 7521758A FR 2277812 B1 FR2277812 B1 FR 2277812B1
- Authority
- FR
- France
- 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
- 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
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742433108 DE2433108A1 (de) | 1974-07-10 | 1974-07-10 | Verfahren zur herstellung aliphatischer beta-ketoester |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2277812A1 FR2277812A1 (fr) | 1976-02-06 |
FR2277812B1 true FR2277812B1 (xx) | 1978-12-29 |
Family
ID=5920163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7521758A Granted FR2277812A1 (fr) | 1974-07-10 | 1975-07-10 | Procede de preparation de b-cetoesters aliphatiques |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5136420A (xx) |
BE (1) | BE829994A (xx) |
DE (1) | DE2433108A1 (xx) |
FR (1) | FR2277812A1 (xx) |
GB (1) | GB1491606A (xx) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA835731B (en) * | 1982-08-06 | 1984-09-26 | Allied Colloids Ltd | Process and apparatus for dissolving polymeric material |
CN102603529A (zh) * | 2012-01-13 | 2012-07-25 | 张家港市振方化工有限公司 | 一种4,4-二甲基 -3-酮基-戊酸甲酯的制备方法 |
-
1974
- 1974-07-10 DE DE19742433108 patent/DE2433108A1/de active Pending
-
1975
- 1975-05-22 GB GB2216875A patent/GB1491606A/en not_active Expired
- 1975-06-09 BE BE1006720A patent/BE829994A/xx unknown
- 1975-07-10 FR FR7521758A patent/FR2277812A1/fr active Granted
- 1975-07-10 JP JP8402475A patent/JPS5136420A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2433108A1 (de) | 1976-01-22 |
BE829994A (nl) | 1975-12-09 |
GB1491606A (en) | 1977-11-09 |
FR2277812A1 (fr) | 1976-02-06 |
JPS5136420A (en) | 1976-03-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |