FR2318916B1 - - Google Patents
Info
- Publication number
- FR2318916B1 FR2318916B1 FR7622256A FR7622256A FR2318916B1 FR 2318916 B1 FR2318916 B1 FR 2318916B1 FR 7622256 A FR7622256 A FR 7622256A FR 7622256 A FR7622256 A FR 7622256A FR 2318916 B1 FR2318916 B1 FR 2318916B1
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Anti-Oxidant Or Stabilizer Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/597,360 US3985776A (en) | 1975-07-21 | 1975-07-21 | Stannous stabilization of maleic anhydride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2318916A1 FR2318916A1 (fr) | 1977-02-18 |
| FR2318916B1 true FR2318916B1 (US06633782-20031014-M00005.png) | 1978-12-15 |
Family
ID=24391177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7622256A Granted FR2318916A1 (fr) | 1975-07-21 | 1976-07-21 | Composition comprenant de l'anhydride maleique et une concentration, suffisante pour la stabiliser thermiquement, d'au moins un compose stanneux |
Country Status (11)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6730810B2 (en) | 1999-01-13 | 2004-05-04 | Huntsman Petrochemical Corporation | Anhydride stabilization |
| DE60002664T2 (de) | 1999-01-13 | 2003-11-27 | Huntsman Spec Chem Corp | Stabilisierung von anhydriden |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE787316A (fr) * | 1971-08-09 | 1973-02-08 | Monsanto Co | Stabilisation de la couleur d'anhydrides d'acides dicarboxyliques |
-
1975
- 1975-07-21 US US05/597,360 patent/US3985776A/en not_active Expired - Lifetime
-
1976
- 1976-07-13 CA CA256,820A patent/CA1052800A/en not_active Expired
- 1976-07-15 BE BE168952A patent/BE844172A/xx unknown
- 1976-07-16 IT IT50484/76A patent/IT1064131B/it active
- 1976-07-19 GB GB29994/76A patent/GB1544980A/en not_active Expired
- 1976-07-19 LU LU75419A patent/LU75419A1/xx unknown
- 1976-07-20 DE DE19762632616 patent/DE2632616A1/de not_active Ceased
- 1976-07-20 DK DK327076A patent/DK327076A/da unknown
- 1976-07-20 NL NL7608028A patent/NL7608028A/xx not_active Application Discontinuation
- 1976-07-21 IE IE1620/76A patent/IE42910B1/en unknown
- 1976-07-21 FR FR7622256A patent/FR2318916A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| CA1052800A (en) | 1979-04-17 |
| FR2318916A1 (fr) | 1977-02-18 |
| GB1544980A (en) | 1979-04-25 |
| IT1064131B (it) | 1985-02-18 |
| DK327076A (da) | 1977-01-22 |
| IE42910L (en) | 1977-01-21 |
| IE42910B1 (en) | 1980-11-05 |
| DE2632616A1 (de) | 1977-01-27 |
| BE844172A (fr) | 1977-01-17 |
| US3985776A (en) | 1976-10-12 |
| LU75419A1 (US06633782-20031014-M00005.png) | 1977-04-06 |
| NL7608028A (nl) | 1977-01-25 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |